diff options
Diffstat (limited to 'builtin')
45 files changed, 3574 insertions, 2670 deletions
diff --git a/builtin/add.c b/builtin/add.c index b79336d..89dce56 100644 --- a/builtin/add.c +++ b/builtin/add.c @@ -281,7 +281,7 @@ static int edit_patch(int argc, const char **argv, const char *prefix) argc = setup_revisions(argc, argv, &rev, NULL); rev.diffopt.output_format = DIFF_FORMAT_PATCH; DIFF_OPT_SET(&rev.diffopt, IGNORE_DIRTY_SUBMODULES); - out = open(file, O_CREAT | O_WRONLY, 0644); + out = open(file, O_CREAT | O_WRONLY, 0666); if (out < 0) die (_("Could not open '%s' for writing."), file); rev.diffopt.file = xfdopen(out, "w"); @@ -443,6 +443,9 @@ int cmd_add(int argc, const char **argv, const char *prefix) if (pathspec) { int i; + struct path_exclude_check check; + + path_exclude_check_init(&check, &dir); if (!seen) seen = find_used_pathspec(pathspec); for (i = 0; pathspec[i]; i++) { @@ -450,7 +453,7 @@ int cmd_add(int argc, const char **argv, const char *prefix) && !file_exists(pathspec[i])) { if (ignore_missing) { int dtype = DT_UNKNOWN; - if (excluded(&dir, pathspec[i], &dtype)) + if (path_excluded(&check, pathspec[i], -1, &dtype)) dir_add_ignored(&dir, pathspec[i], strlen(pathspec[i])); } else die(_("pathspec '%s' did not match any files"), @@ -458,6 +461,7 @@ int cmd_add(int argc, const char **argv, const char *prefix) } } free(seen); + path_exclude_check_clear(&check); } plug_bulk_checkin(); diff --git a/builtin/apply.c b/builtin/apply.c index 389898f..ace04c4 100644 --- a/builtin/apply.c +++ b/builtin/apply.c @@ -16,6 +16,9 @@ #include "dir.h" #include "diff.h" #include "parse-options.h" +#include "xdiff-interface.h" +#include "ll-merge.h" +#include "rerere.h" /* * --check turns on checking that the working tree matches the @@ -46,11 +49,12 @@ static int apply_with_reject; static int apply_verbosely; static int allow_overlap; static int no_add; +static int threeway; static const char *fake_ancestor; static int line_termination = '\n'; static unsigned int p_context = UINT_MAX; static const char * const apply_usage[] = { - "git apply [options] [<patch>...]", + N_("git apply [options] [<patch>...]"), NULL }; @@ -103,7 +107,7 @@ static void parse_whitespace_option(const char *option) ws_error_action = correct_ws_error; return; } - die("unrecognized whitespace option '%s'", option); + die(_("unrecognized whitespace option '%s'"), option); } static void parse_ignorewhitespace_option(const char *option) @@ -118,7 +122,7 @@ static void parse_ignorewhitespace_option(const char *option) ws_ignore_action = ignore_ws_change; return; } - die("unrecognized whitespace ignore option '%s'", option); + die(_("unrecognized whitespace ignore option '%s'"), option); } static void set_default_whitespace_mode(const char *whitespace_option) @@ -152,9 +156,14 @@ struct fragment { unsigned long leading, trailing; unsigned long oldpos, oldlines; unsigned long newpos, newlines; + /* + * 'patch' is usually borrowed from buf in apply_patch(), + * but some codepaths store an allocated buffer. + */ const char *patch; + unsigned free_patch:1, + rejected:1; int size; - int rejected; int linenr; struct fragment *next; }; @@ -188,14 +197,49 @@ struct patch { unsigned int is_copy:1; unsigned int is_rename:1; unsigned int recount:1; + unsigned int conflicted_threeway:1; + unsigned int direct_to_threeway:1; struct fragment *fragments; char *result; size_t resultsize; char old_sha1_prefix[41]; char new_sha1_prefix[41]; struct patch *next; + + /* three-way fallback result */ + unsigned char threeway_stage[3][20]; }; +static void free_fragment_list(struct fragment *list) +{ + while (list) { + struct fragment *next = list->next; + if (list->free_patch) + free((char *)list->patch); + free(list); + list = next; + } +} + +static void free_patch(struct patch *patch) +{ + free_fragment_list(patch->fragments); + free(patch->def_name); + free(patch->old_name); + free(patch->new_name); + free(patch->result); + free(patch); +} + +static void free_patch_list(struct patch *list) +{ + while (list) { + struct patch *next = list->next; + free_patch(list); + list = next; + } +} + /* * A line in a file, len-bytes long (includes the terminating LF, * except for an incomplete line at the end if the file ends with @@ -302,6 +346,11 @@ static void add_line_info(struct image *img, const char *bol, size_t len, unsign img->nr++; } +/* + * "buf" has the file contents to be patched (read from various sources). + * attach it to "image" and add line-based index to it. + * "image" now owns the "buf". + */ static void prepare_image(struct image *image, char *buf, size_t len, int prepare_linetable) { @@ -331,29 +380,31 @@ static void prepare_image(struct image *image, char *buf, size_t len, static void clear_image(struct image *image) { free(image->buf); - image->buf = NULL; - image->len = 0; + free(image->line_allocated); + memset(image, 0, sizeof(*image)); } -static void say_patch_name(FILE *output, const char *pre, - struct patch *patch, const char *post) +/* fmt must contain _one_ %s and no other substitution */ +static void say_patch_name(FILE *output, const char *fmt, struct patch *patch) { - fputs(pre, output); + struct strbuf sb = STRBUF_INIT; + if (patch->old_name && patch->new_name && strcmp(patch->old_name, patch->new_name)) { - quote_c_style(patch->old_name, NULL, output, 0); - fputs(" => ", output); - quote_c_style(patch->new_name, NULL, output, 0); + quote_c_style(patch->old_name, &sb, NULL, 0); + strbuf_addstr(&sb, " => "); + quote_c_style(patch->new_name, &sb, NULL, 0); } else { const char *n = patch->new_name; if (!n) n = patch->old_name; - quote_c_style(n, NULL, output, 0); + quote_c_style(n, &sb, NULL, 0); } - fputs(post, output); + fprintf(output, fmt, sb.buf); + fputc('\n', output); + strbuf_release(&sb); } -#define CHUNKSIZE (8192) #define SLOP (16) static void read_patch_file(struct strbuf *sb, int fd) @@ -416,7 +467,7 @@ static char *squash_slash(char *name) return name; } -static char *find_name_gnu(const char *line, char *def, int p_value) +static char *find_name_gnu(const char *line, const char *def, int p_value) { struct strbuf name = STRBUF_INIT; char *cp; @@ -439,11 +490,7 @@ static char *find_name_gnu(const char *line, char *def, int p_value) cp++; } - /* name can later be freed, so we need - * to memmove, not just return cp - */ strbuf_remove(&name, 0, cp - name.buf); - free(def); if (root) strbuf_insert(&name, 0, root, root_len); return squash_slash(strbuf_detach(&name, NULL)); @@ -608,8 +655,13 @@ static size_t diff_timestamp_len(const char *line, size_t len) return line + len - end; } -static char *find_name_common(const char *line, char *def, int p_value, - const char *end, int terminate) +static char *null_strdup(const char *s) +{ + return s ? xstrdup(s) : NULL; +} + +static char *find_name_common(const char *line, const char *def, + int p_value, const char *end, int terminate) { int len; const char *start = NULL; @@ -630,10 +682,10 @@ static char *find_name_common(const char *line, char *def, int p_value, start = line; } if (!start) - return squash_slash(def); + return squash_slash(null_strdup(def)); len = line - start; if (!len) - return squash_slash(def); + return squash_slash(null_strdup(def)); /* * Generally we prefer the shorter name, especially @@ -644,8 +696,7 @@ static char *find_name_common(const char *line, char *def, int p_value, if (def) { int deflen = strlen(def); if (deflen < len && !strncmp(start, def, deflen)) - return squash_slash(def); - free(def); + return squash_slash(xstrdup(def)); } if (root) { @@ -770,7 +821,7 @@ static int has_epoch_timestamp(const char *nameline) if (!stamp) { stamp = xmalloc(sizeof(*stamp)); if (regcomp(stamp, stamp_regexp, REG_EXTENDED)) { - warning("Cannot prepare timestamp regexp %s", + warning(_("Cannot prepare timestamp regexp %s"), stamp_regexp); return 0; } @@ -779,7 +830,7 @@ static int has_epoch_timestamp(const char *nameline) status = regexec(stamp, timestamp, ARRAY_SIZE(m), m, 0); if (status) { if (status != REG_NOMATCH) - warning("regexec returned %d for input: %s", + warning(_("regexec returned %d for input: %s"), status, timestamp); return 0; } @@ -842,8 +893,10 @@ static void parse_traditional_patch(const char *first, const char *second, struc name = find_name_traditional(first, NULL, p_value); patch->old_name = name; } else { - name = find_name_traditional(first, NULL, p_value); - name = find_name_traditional(second, name, p_value); + char *first_name; + first_name = find_name_traditional(first, NULL, p_value); + name = find_name_traditional(second, first_name, p_value); + free(first_name); if (has_epoch_timestamp(first)) { patch->is_new = 1; patch->is_delete = 0; @@ -853,11 +906,12 @@ static void parse_traditional_patch(const char *first, const char *second, struc patch->is_delete = 1; patch->old_name = name; } else { - patch->old_name = patch->new_name = name; + patch->old_name = name; + patch->new_name = xstrdup(name); } } if (!name) - die("unable to find filename in patch at line %d", linenr); + die(_("unable to find filename in patch at line %d"), linenr); } static int gitdiff_hdrend(const char *line, struct patch *patch) @@ -874,7 +928,10 @@ static int gitdiff_hdrend(const char *line, struct patch *patch) * their names against any previous information, just * to make sure.. */ -static char *gitdiff_verify_name(const char *line, int isnull, char *orig_name, const char *oldnew) +#define DIFF_OLD_NAME 0 +#define DIFF_NEW_NAME 1 + +static char *gitdiff_verify_name(const char *line, int isnull, char *orig_name, int side) { if (!orig_name && !isnull) return find_name(line, NULL, p_value, TERM_TAB); @@ -886,30 +943,40 @@ static char *gitdiff_verify_name(const char *line, int isnull, char *orig_name, name = orig_name; len = strlen(name); if (isnull) - die("git apply: bad git-diff - expected /dev/null, got %s on line %d", name, linenr); + die(_("git apply: bad git-diff - expected /dev/null, got %s on line %d"), name, linenr); another = find_name(line, NULL, p_value, TERM_TAB); if (!another || memcmp(another, name, len + 1)) - die("git apply: bad git-diff - inconsistent %s filename on line %d", oldnew, linenr); + die((side == DIFF_NEW_NAME) ? + _("git apply: bad git-diff - inconsistent new filename on line %d") : + _("git apply: bad git-diff - inconsistent old filename on line %d"), linenr); free(another); return orig_name; } else { /* expect "/dev/null" */ if (memcmp("/dev/null", line, 9) || line[9] != '\n') - die("git apply: bad git-diff - expected /dev/null on line %d", linenr); + die(_("git apply: bad git-diff - expected /dev/null on line %d"), linenr); return NULL; } } static int gitdiff_oldname(const char *line, struct patch *patch) { - patch->old_name = gitdiff_verify_name(line, patch->is_new, patch->old_name, "old"); + char *orig = patch->old_name; + patch->old_name = gitdiff_verify_name(line, patch->is_new, patch->old_name, + DIFF_OLD_NAME); + if (orig != patch->old_name) + free(orig); return 0; } static int gitdiff_newname(const char *line, struct patch *patch) { - patch->new_name = gitdiff_verify_name(line, patch->is_delete, patch->new_name, "new"); + char *orig = patch->new_name; + patch->new_name = gitdiff_verify_name(line, patch->is_delete, patch->new_name, + DIFF_NEW_NAME); + if (orig != patch->new_name) + free(orig); return 0; } @@ -928,20 +995,23 @@ static int gitdiff_newmode(const char *line, struct patch *patch) static int gitdiff_delete(const char *line, struct patch *patch) { patch->is_delete = 1; - patch->old_name = patch->def_name; + free(patch->old_name); + patch->old_name = null_strdup(patch->def_name); return gitdiff_oldmode(line, patch); } static int gitdiff_newfile(const char *line, struct patch *patch) { patch->is_new = 1; - patch->new_name = patch->def_name; + free(patch->new_name); + patch->new_name = null_strdup(patch->def_name); return gitdiff_newmode(line, patch); } static int gitdiff_copysrc(const char *line, struct patch *patch) { patch->is_copy = 1; + free(patch->old_name); patch->old_name = find_name(line, NULL, p_value ? p_value - 1 : 0, 0); return 0; } @@ -949,6 +1019,7 @@ static int gitdiff_copysrc(const char *line, struct patch *patch) static int gitdiff_copydst(const char *line, struct patch *patch) { patch->is_copy = 1; + free(patch->new_name); patch->new_name = find_name(line, NULL, p_value ? p_value - 1 : 0, 0); return 0; } @@ -956,6 +1027,7 @@ static int gitdiff_copydst(const char *line, struct patch *patch) static int gitdiff_renamesrc(const char *line, struct patch *patch) { patch->is_rename = 1; + free(patch->old_name); patch->old_name = find_name(line, NULL, p_value ? p_value - 1 : 0, 0); return 0; } @@ -963,6 +1035,7 @@ static int gitdiff_renamesrc(const char *line, struct patch *patch) static int gitdiff_renamedst(const char *line, struct patch *patch) { patch->is_rename = 1; + free(patch->new_name); patch->new_name = find_name(line, NULL, p_value ? p_value - 1 : 0, 0); return 0; } @@ -1044,7 +1117,7 @@ static const char *stop_at_slash(const char *line, int llen) * creation or deletion of an empty file. In any of these cases, * both sides are the same name under a/ and b/ respectively. */ -static char *git_header_name(char *line, int llen) +static char *git_header_name(const char *line, int llen) { const char *name; const char *second = NULL; @@ -1171,7 +1244,7 @@ static char *git_header_name(char *line, int llen) } /* Verify that we recognize the lines following a git header */ -static int parse_git_header(char *line, int len, unsigned int size, struct patch *patch) +static int parse_git_header(const char *line, int len, unsigned int size, struct patch *patch) { unsigned long offset; @@ -1287,7 +1360,7 @@ static int parse_range(const char *line, int len, int offset, const char *expect return offset + ex; } -static void recount_diff(char *line, int size, struct fragment *fragment) +static void recount_diff(const char *line, int size, struct fragment *fragment) { int oldlines = 0, newlines = 0, ret = 0; @@ -1327,7 +1400,7 @@ static void recount_diff(char *line, int size, struct fragment *fragment) break; } if (ret) { - warning("recount: unexpected line: %.*s", + warning(_("recount: unexpected line: %.*s"), (int)linelen(line, size), line); return; } @@ -1341,7 +1414,7 @@ static void recount_diff(char *line, int size, struct fragment *fragment) * Parse a unified diff fragment header of the * form "@@ -a,b +c,d @@" */ -static int parse_fragment_header(char *line, int len, struct fragment *fragment) +static int parse_fragment_header(const char *line, int len, struct fragment *fragment) { int offset; @@ -1355,7 +1428,7 @@ static int parse_fragment_header(char *line, int len, struct fragment *fragment) return offset; } -static int find_header(char *line, unsigned long size, int *hdrsize, struct patch *patch) +static int find_header(const char *line, unsigned long size, int *hdrsize, struct patch *patch) { unsigned long offset, len; @@ -1384,7 +1457,7 @@ static int find_header(char *line, unsigned long size, int *hdrsize, struct patc struct fragment dummy; if (parse_fragment_header(line, len, &dummy) < 0) continue; - die("patch fragment without header at line %d: %.*s", + die(_("patch fragment without header at line %d: %.*s"), linenr, (int)len-1, line); } @@ -1401,9 +1474,14 @@ static int find_header(char *line, unsigned long size, int *hdrsize, struct patc continue; if (!patch->old_name && !patch->new_name) { if (!patch->def_name) - die("git diff header lacks filename information when removing " - "%d leading pathname components (line %d)" , p_value, linenr); - patch->old_name = patch->new_name = patch->def_name; + die(Q_("git diff header lacks filename information when removing " + "%d leading pathname component (line %d)", + "git diff header lacks filename information when removing " + "%d leading pathname components (line %d)", + p_value), + p_value, linenr); + patch->old_name = xstrdup(patch->def_name); + patch->new_name = xstrdup(patch->def_name); } if (!patch->is_delete && !patch->new_name) die("git diff header lacks filename information " @@ -1466,7 +1544,7 @@ static void check_whitespace(const char *line, int len, unsigned ws_rule) * between a "---" that is part of a patch, and a "---" that starts * the next patch is to look at the line counts.. */ -static int parse_fragment(char *line, unsigned long size, +static int parse_fragment(const char *line, unsigned long size, struct patch *patch, struct fragment *fragment) { int added, deleted; @@ -1556,13 +1634,21 @@ static int parse_fragment(char *line, unsigned long size, patch->lines_deleted += deleted; if (0 < patch->is_new && oldlines) - return error("new file depends on old contents"); + return error(_("new file depends on old contents")); if (0 < patch->is_delete && newlines) - return error("deleted file still has contents"); + return error(_("deleted file still has contents")); return offset; } -static int parse_single_patch(char *line, unsigned long size, struct patch *patch) +/* + * We have seen "diff --git a/... b/..." header (or a traditional patch + * header). Read hunks that belong to this patch into fragments and hang + * them to the given patch structure. + * + * The (fragment->patch, fragment->size) pair points into the memory given + * by the caller, not a copy, when we return. + */ +static int parse_single_patch(const char *line, unsigned long size, struct patch *patch) { unsigned long offset = 0; unsigned long oldlines = 0, newlines = 0, context = 0; @@ -1576,7 +1662,7 @@ static int parse_single_patch(char *line, unsigned long size, struct patch *patc fragment->linenr = linenr; len = parse_fragment(line, size, patch, fragment); if (len <= 0) - die("corrupt patch at line %d", linenr); + die(_("corrupt patch at line %d"), linenr); fragment->patch = line; fragment->size = len; oldlines += fragment->oldlines; @@ -1612,12 +1698,14 @@ static int parse_single_patch(char *line, unsigned long size, struct patch *patc patch->is_delete = 0; if (0 < patch->is_new && oldlines) - die("new file %s depends on old contents", patch->new_name); + die(_("new file %s depends on old contents"), patch->new_name); if (0 < patch->is_delete && newlines) - die("deleted file %s still has contents", patch->old_name); + die(_("deleted file %s still has contents"), patch->old_name); if (!patch->is_delete && !newlines && context) - fprintf(stderr, "** warning: file %s becomes empty but " - "is not deleted\n", patch->new_name); + fprintf_ln(stderr, + _("** warning: " + "file %s becomes empty but is not deleted"), + patch->new_name); return offset; } @@ -1655,6 +1743,11 @@ static char *inflate_it(const void *data, unsigned long size, return out; } +/* + * Read a binary hunk and return a new fragment; fragment->patch + * points at an allocated memory that the caller must free, so + * it is marked as "->free_patch = 1". + */ static struct fragment *parse_binary_hunk(char **buf_p, unsigned long *sz_p, int *status_p, @@ -1742,6 +1835,7 @@ static struct fragment *parse_binary_hunk(char **buf_p, frag = xcalloc(1, sizeof(*frag)); frag->patch = inflate_it(data, hunk_size, origlen); + frag->free_patch = 1; if (!frag->patch) goto corrupt; free(data); @@ -1755,7 +1849,7 @@ static struct fragment *parse_binary_hunk(char **buf_p, corrupt: free(data); *status_p = -1; - error("corrupt binary patch at line %d: %.*s", + error(_("corrupt binary patch at line %d: %.*s"), linenr-1, llen-1, buffer); return NULL; } @@ -1784,7 +1878,7 @@ static int parse_binary(char *buffer, unsigned long size, struct patch *patch) forward = parse_binary_hunk(&buffer, &size, &status, &used); if (!forward && !status) /* there has to be one hunk (forward hunk) */ - return error("unrecognized binary patch at line %d", linenr-1); + return error(_("unrecognized binary patch at line %d"), linenr-1); if (status) /* otherwise we already gave an error message */ return status; @@ -1807,6 +1901,13 @@ static int parse_binary(char *buffer, unsigned long size, struct patch *patch) return used; } +/* + * Read the patch text in "buffer" taht extends for "size" bytes; stop + * reading after seeing a single patch (i.e. changes to a single file). + * Create fragments (i.e. patch hunks) and hang them to the given patch. + * Return the number of bytes consumed, so that the caller can call us + * again for the next patch. + */ static int parse_chunk(char *buffer, unsigned long size, struct patch *patch) { int hdrsize, patchsize; @@ -1863,7 +1964,7 @@ static int parse_chunk(char *buffer, unsigned long size, struct patch *patch) */ if ((apply || check) && (!patch->is_binary && !metadata_changes(patch))) - die("patch with only garbage at line %d", linenr); + die(_("patch with only garbage at line %d"), linenr); } return offset + hdrsize + patchsize; @@ -1953,11 +2054,11 @@ static int read_old_data(struct stat *st, const char *path, struct strbuf *buf) switch (st->st_mode & S_IFMT) { case S_IFLNK: if (strbuf_readlink(buf, path, st->st_size) < 0) - return error("unable to read symlink %s", path); + return error(_("unable to read symlink %s"), path); return 0; case S_IFREG: if (strbuf_read_file(buf, path, st->st_size) != st->st_size) - return error("unable to open or read %s", path); + return error(_("unable to open or read %s"), path); convert_to_git(path, buf->buf, buf->len, buf, 0); return 0; default: @@ -2028,7 +2129,7 @@ static void update_pre_post_images(struct image *preimage, ctx++; } if (preimage->nr <= ctx) - die("oops"); + die(_("oops")); /* and copy it in, while fixing the line length */ len = preimage->line[ctx].len; @@ -2367,6 +2468,11 @@ static void remove_last_line(struct image *img) img->len -= img->line[--img->nr].len; } +/* + * The change from "preimage" and "postimage" has been found to + * apply at applied_pos (counts in line numbers) in "img". + * Update "img" to remove "preimage" and replace it with "postimage". + */ static void update_image(struct image *img, int applied_pos, struct image *preimage, @@ -2438,6 +2544,11 @@ static void update_image(struct image *img, img->nr = nr; } +/* + * Use the patch-hunk text in "frag" to prepare two images (preimage and + * postimage) for the hunk. Find lines that match "preimage" in "img" and + * replace the part of "img" with "postimage" text. + */ static int apply_one_fragment(struct image *img, struct fragment *frag, int inaccurate_eof, unsigned ws_rule, int nth_fragment) @@ -2540,7 +2651,7 @@ static int apply_one_fragment(struct image *img, struct fragment *frag, break; default: if (apply_verbosely) - error("invalid start of line: '%c'", first); + error(_("invalid start of line: '%c'"), first); return -1; } if (added_blank_line) { @@ -2657,9 +2768,11 @@ static int apply_one_fragment(struct image *img, struct fragment *frag, int offset = applied_pos - pos; if (apply_in_reverse) offset = 0 - offset; - fprintf(stderr, - "Hunk #%d succeeded at %d (offset %d lines).\n", - nth_fragment, applied_pos + 1, offset); + fprintf_ln(stderr, + Q_("Hunk #%d succeeded at %d (offset %d line).", + "Hunk #%d succeeded at %d (offset %d lines).", + offset), + nth_fragment, applied_pos + 1, offset); } /* @@ -2668,13 +2781,13 @@ static int apply_one_fragment(struct image *img, struct fragment *frag, */ if ((leading != frag->leading) || (trailing != frag->trailing)) - fprintf(stderr, "Context reduced to (%ld/%ld)" - " to apply fragment at %d\n", - leading, trailing, applied_pos+1); + fprintf_ln(stderr, _("Context reduced to (%ld/%ld)" + " to apply fragment at %d"), + leading, trailing, applied_pos+1); update_image(img, applied_pos, &preimage, &postimage); } else { if (apply_verbosely) - error("while searching for:\n%.*s", + error(_("while searching for:\n%.*s"), (int)(old - oldlines), oldlines); } @@ -2693,7 +2806,7 @@ static int apply_binary_fragment(struct image *img, struct patch *patch) void *dst; if (!fragment) - return error("missing binary patch data for '%s'", + return error(_("missing binary patch data for '%s'"), patch->new_name ? patch->new_name : patch->old_name); @@ -2728,6 +2841,12 @@ static int apply_binary_fragment(struct image *img, struct patch *patch) return -1; } +/* + * Replace "img" with the result of applying the binary patch. + * The binary patch data itself in patch->fragment is still kept + * but the preimage prepared by the caller in "img" is freed here + * or in the helper function apply_binary_fragment() this calls. + */ static int apply_binary(struct image *img, struct patch *patch) { const char *name = patch->old_name ? patch->old_name : patch->new_name; @@ -2790,13 +2909,13 @@ static int apply_binary(struct image *img, struct patch *patch) * in the patch->fragments->{patch,size}. */ if (apply_binary_fragment(img, patch)) - return error("binary patch does not apply to '%s'", + return error(_("binary patch does not apply to '%s'"), name); /* verify that the result matches */ hash_sha1_file(img->buf, img->len, blob_type, sha1); if (strcmp(sha1_to_hex(sha1), patch->new_sha1_prefix)) - return error("binary patch to '%s' creates incorrect result (expecting %s, got %s)", + return error(_("binary patch to '%s' creates incorrect result (expecting %s, got %s)"), name, patch->new_sha1_prefix, sha1_to_hex(sha1)); } @@ -2817,7 +2936,7 @@ static int apply_fragments(struct image *img, struct patch *patch) while (frag) { nth++; if (apply_one_fragment(img, frag, inaccurate_eof, ws_rule, nth)) { - error("patch failed: %s:%ld", name, frag->oldpos); + error(_("patch failed: %s:%ld"), name, frag->oldpos); if (!apply_with_reject) return -1; frag->rejected = 1; @@ -2827,20 +2946,17 @@ static int apply_fragments(struct image *img, struct patch *patch) return 0; } -static int read_file_or_gitlink(struct cache_entry *ce, struct strbuf *buf) +static int read_blob_object(struct strbuf *buf, const unsigned char *sha1, unsigned mode) { - if (!ce) - return 0; - - if (S_ISGITLINK(ce->ce_mode)) { + if (S_ISGITLINK(mode)) { strbuf_grow(buf, 100); - strbuf_addf(buf, "Subproject commit %s\n", sha1_to_hex(ce->sha1)); + strbuf_addf(buf, "Subproject commit %s\n", sha1_to_hex(sha1)); } else { enum object_type type; unsigned long sz; char *result; - result = read_sha1_file(ce->sha1, &type, &sz); + result = read_sha1_file(sha1, &type, &sz); if (!result) return -1; /* XXX read_sha1_file NUL-terminates */ @@ -2849,6 +2965,13 @@ static int read_file_or_gitlink(struct cache_entry *ce, struct strbuf *buf) return 0; } +static int read_file_or_gitlink(struct cache_entry *ce, struct strbuf *buf) +{ + if (!ce) + return 0; + return read_blob_object(buf, ce->sha1, ce->ce_mode); +} + static struct patch *in_fn_table(const char *name) { struct string_list_item *item; @@ -2867,9 +2990,15 @@ static struct patch *in_fn_table(const char *name) * item->util in the filename table records the status of the path. * Usually it points at a patch (whose result records the contents * of it after applying it), but it could be PATH_WAS_DELETED for a - * path that a previously applied patch has already removed. + * path that a previously applied patch has already removed, or + * PATH_TO_BE_DELETED for a path that a later patch would remove. + * + * The latter is needed to deal with a case where two paths A and B + * are swapped by first renaming A to B and then renaming B to A; + * moving A to B should not be prevented due to presense of B as we + * will remove it in a later patch. */ - #define PATH_TO_BE_DELETED ((struct patch *) -2) +#define PATH_TO_BE_DELETED ((struct patch *) -2) #define PATH_WAS_DELETED ((struct patch *) -1) static int to_be_deleted(struct patch *patch) @@ -2921,152 +3050,346 @@ static void prepare_fn_table(struct patch *patch) } } -static int apply_data(struct patch *patch, struct stat *st, struct cache_entry *ce) +static int checkout_target(struct cache_entry *ce, struct stat *st) +{ + struct checkout costate; + + memset(&costate, 0, sizeof(costate)); + costate.base_dir = ""; + costate.refresh_cache = 1; + if (checkout_entry(ce, &costate, NULL) || lstat(ce->name, st)) + return error(_("cannot checkout %s"), ce->name); + return 0; +} + +static struct patch *previous_patch(struct patch *patch, int *gone) +{ + struct patch *previous; + + *gone = 0; + if (patch->is_copy || patch->is_rename) + return NULL; /* "git" patches do not depend on the order */ + + previous = in_fn_table(patch->old_name); + if (!previous) + return NULL; + + if (to_be_deleted(previous)) + return NULL; /* the deletion hasn't happened yet */ + + if (was_deleted(previous)) + *gone = 1; + + return previous; +} + +static int verify_index_match(struct cache_entry *ce, struct stat *st) +{ + if (S_ISGITLINK(ce->ce_mode)) { + if (!S_ISDIR(st->st_mode)) + return -1; + return 0; + } + return ce_match_stat(ce, st, CE_MATCH_IGNORE_VALID|CE_MATCH_IGNORE_SKIP_WORKTREE); +} + +#define SUBMODULE_PATCH_WITHOUT_INDEX 1 + +static int load_patch_target(struct strbuf *buf, + struct cache_entry *ce, + struct stat *st, + const char *name, + unsigned expected_mode) +{ + if (cached) { + if (read_file_or_gitlink(ce, buf)) + return error(_("read of %s failed"), name); + } else if (name) { + if (S_ISGITLINK(expected_mode)) { + if (ce) + return read_file_or_gitlink(ce, buf); + else + return SUBMODULE_PATCH_WITHOUT_INDEX; + } else { + if (read_old_data(st, name, buf)) + return error(_("read of %s failed"), name); + } + } + return 0; +} + +/* + * We are about to apply "patch"; populate the "image" with the + * current version we have, from the working tree or from the index, + * depending on the situation e.g. --cached/--index. If we are + * applying a non-git patch that incrementally updates the tree, + * we read from the result of a previous diff. + */ +static int load_preimage(struct image *image, + struct patch *patch, struct stat *st, struct cache_entry *ce) { struct strbuf buf = STRBUF_INIT; - struct image image; size_t len; char *img; - struct patch *tpatch; + struct patch *previous; + int status; - if (!(patch->is_copy || patch->is_rename) && - (tpatch = in_fn_table(patch->old_name)) != NULL && !to_be_deleted(tpatch)) { - if (was_deleted(tpatch)) { - return error("patch %s has been renamed/deleted", - patch->old_name); - } - /* We have a patched copy in memory use that */ - strbuf_add(&buf, tpatch->result, tpatch->resultsize); - } else if (cached) { - if (read_file_or_gitlink(ce, &buf)) - return error("read of %s failed", patch->old_name); - } else if (patch->old_name) { - if (S_ISGITLINK(patch->old_mode)) { - if (ce) { - read_file_or_gitlink(ce, &buf); - } else { - /* - * There is no way to apply subproject - * patch without looking at the index. - */ - patch->fragments = NULL; - } - } else { - if (read_old_data(st, patch->old_name, &buf)) - return error("read of %s failed", patch->old_name); + previous = previous_patch(patch, &status); + if (status) + return error(_("path %s has been renamed/deleted"), + patch->old_name); + if (previous) { + /* We have a patched copy in memory; use that. */ + strbuf_add(&buf, previous->result, previous->resultsize); + } else { + status = load_patch_target(&buf, ce, st, + patch->old_name, patch->old_mode); + if (status < 0) + return status; + else if (status == SUBMODULE_PATCH_WITHOUT_INDEX) { + /* + * There is no way to apply subproject + * patch without looking at the index. + * NEEDSWORK: shouldn't this be flagged + * as an error??? + */ + free_fragment_list(patch->fragments); + patch->fragments = NULL; + } else if (status) { + return error(_("read of %s failed"), patch->old_name); } } img = strbuf_detach(&buf, &len); - prepare_image(&image, img, len, !patch->is_binary); + prepare_image(image, img, len, !patch->is_binary); + return 0; +} - if (apply_fragments(&image, patch) < 0) - return -1; /* note with --reject this succeeds. */ - patch->result = image.buf; - patch->resultsize = image.len; - add_to_fn_table(patch); - free(image.line_allocated); +static int three_way_merge(struct image *image, + char *path, + const unsigned char *base, + const unsigned char *ours, + const unsigned char *theirs) +{ + mmfile_t base_file, our_file, their_file; + mmbuffer_t result = { NULL }; + int status; - if (0 < patch->is_delete && patch->resultsize) - return error("removal patch leaves file contents"); + read_mmblob(&base_file, base); + read_mmblob(&our_file, ours); + read_mmblob(&their_file, theirs); + status = ll_merge(&result, path, + &base_file, "base", + &our_file, "ours", + &their_file, "theirs", NULL); + free(base_file.ptr); + free(our_file.ptr); + free(their_file.ptr); + if (status < 0 || !result.ptr) { + free(result.ptr); + return -1; + } + clear_image(image); + image->buf = result.ptr; + image->len = result.size; + + return status; +} + +/* + * When directly falling back to add/add three-way merge, we read from + * the current contents of the new_name. In no cases other than that + * this function will be called. + */ +static int load_current(struct image *image, struct patch *patch) +{ + struct strbuf buf = STRBUF_INIT; + int status, pos; + size_t len; + char *img; + struct stat st; + struct cache_entry *ce; + char *name = patch->new_name; + unsigned mode = patch->new_mode; + + if (!patch->is_new) + die("BUG: patch to %s is not a creation", patch->old_name); + + pos = cache_name_pos(name, strlen(name)); + if (pos < 0) + return error(_("%s: does not exist in index"), name); + ce = active_cache[pos]; + if (lstat(name, &st)) { + if (errno != ENOENT) + return error(_("%s: %s"), name, strerror(errno)); + if (checkout_target(ce, &st)) + return -1; + } + if (verify_index_match(ce, &st)) + return error(_("%s: does not match index"), name); + status = load_patch_target(&buf, ce, &st, name, mode); + if (status < 0) + return status; + else if (status) + return -1; + img = strbuf_detach(&buf, &len); + prepare_image(image, img, len, !patch->is_binary); return 0; } -static int check_to_create_blob(const char *new_name, int ok_if_exists) +static int try_threeway(struct image *image, struct patch *patch, + struct stat *st, struct cache_entry *ce) { - struct stat nst; - if (!lstat(new_name, &nst)) { - if (S_ISDIR(nst.st_mode) || ok_if_exists) - return 0; - /* - * A leading component of new_name might be a symlink - * that is going to be removed with this patch, but - * still pointing at somewhere that has the path. - * In such a case, path "new_name" does not exist as - * far as git is concerned. - */ - if (has_symlink_leading_path(new_name, strlen(new_name))) - return 0; + unsigned char pre_sha1[20], post_sha1[20], our_sha1[20]; + struct strbuf buf = STRBUF_INIT; + size_t len; + int status; + char *img; + struct image tmp_image; + + /* No point falling back to 3-way merge in these cases */ + if (patch->is_delete || + S_ISGITLINK(patch->old_mode) || S_ISGITLINK(patch->new_mode)) + return -1; + + /* Preimage the patch was prepared for */ + if (patch->is_new) + write_sha1_file("", 0, blob_type, pre_sha1); + else if (get_sha1(patch->old_sha1_prefix, pre_sha1) || + read_blob_object(&buf, pre_sha1, patch->old_mode)) + return error("repository lacks the necessary blob to fall back on 3-way merge."); + + fprintf(stderr, "Falling back to three-way merge...\n"); - return error("%s: already exists in working directory", new_name); + img = strbuf_detach(&buf, &len); + prepare_image(&tmp_image, img, len, 1); + /* Apply the patch to get the post image */ + if (apply_fragments(&tmp_image, patch) < 0) { + clear_image(&tmp_image); + return -1; + } + /* post_sha1[] is theirs */ + write_sha1_file(tmp_image.buf, tmp_image.len, blob_type, post_sha1); + clear_image(&tmp_image); + + /* our_sha1[] is ours */ + if (patch->is_new) { + if (load_current(&tmp_image, patch)) + return error("cannot read the current contents of '%s'", + patch->new_name); + } else { + if (load_preimage(&tmp_image, patch, st, ce)) + return error("cannot read the current contents of '%s'", + patch->old_name); + } + write_sha1_file(tmp_image.buf, tmp_image.len, blob_type, our_sha1); + clear_image(&tmp_image); + + /* in-core three-way merge between post and our using pre as base */ + status = three_way_merge(image, patch->new_name, + pre_sha1, our_sha1, post_sha1); + if (status < 0) { + fprintf(stderr, "Failed to fall back on three-way merge...\n"); + return status; + } + + if (status) { + patch->conflicted_threeway = 1; + if (patch->is_new) + hashclr(patch->threeway_stage[0]); + else + hashcpy(patch->threeway_stage[0], pre_sha1); + hashcpy(patch->threeway_stage[1], our_sha1); + hashcpy(patch->threeway_stage[2], post_sha1); + fprintf(stderr, "Applied patch to '%s' with conflicts.\n", patch->new_name); + } else { + fprintf(stderr, "Applied patch to '%s' cleanly.\n", patch->new_name); } - else if ((errno != ENOENT) && (errno != ENOTDIR)) - return error("%s: %s", new_name, strerror(errno)); return 0; } -static int verify_index_match(struct cache_entry *ce, struct stat *st) +static int apply_data(struct patch *patch, struct stat *st, struct cache_entry *ce) { - if (S_ISGITLINK(ce->ce_mode)) { - if (!S_ISDIR(st->st_mode)) + struct image image; + + if (load_preimage(&image, patch, st, ce) < 0) + return -1; + + if (patch->direct_to_threeway || + apply_fragments(&image, patch) < 0) { + /* Note: with --reject, apply_fragments() returns 0 */ + if (!threeway || try_threeway(&image, patch, st, ce) < 0) return -1; - return 0; } - return ce_match_stat(ce, st, CE_MATCH_IGNORE_VALID|CE_MATCH_IGNORE_SKIP_WORKTREE); + patch->result = image.buf; + patch->resultsize = image.len; + add_to_fn_table(patch); + free(image.line_allocated); + + if (0 < patch->is_delete && patch->resultsize) + return error(_("removal patch leaves file contents")); + + return 0; } +/* + * If "patch" that we are looking at modifies or deletes what we have, + * we would want it not to lose any local modification we have, either + * in the working tree or in the index. + * + * This also decides if a non-git patch is a creation patch or a + * modification to an existing empty file. We do not check the state + * of the current tree for a creation patch in this function; the caller + * check_patch() separately makes sure (and errors out otherwise) that + * the path the patch creates does not exist in the current tree. + */ static int check_preimage(struct patch *patch, struct cache_entry **ce, struct stat *st) { const char *old_name = patch->old_name; - struct patch *tpatch = NULL; - int stat_ret = 0; + struct patch *previous = NULL; + int stat_ret = 0, status; unsigned st_mode = 0; - /* - * Make sure that we do not have local modifications from the - * index when we are looking at the index. Also make sure - * we have the preimage file to be patched in the work tree, - * unless --cached, which tells git to apply only in the index. - */ if (!old_name) return 0; assert(patch->is_new <= 0); + previous = previous_patch(patch, &status); - if (!(patch->is_copy || patch->is_rename) && - (tpatch = in_fn_table(old_name)) != NULL && !to_be_deleted(tpatch)) { - if (was_deleted(tpatch)) - return error("%s: has been deleted/renamed", old_name); - st_mode = tpatch->new_mode; + if (status) + return error(_("path %s has been renamed/deleted"), old_name); + if (previous) { + st_mode = previous->new_mode; } else if (!cached) { stat_ret = lstat(old_name, st); if (stat_ret && errno != ENOENT) - return error("%s: %s", old_name, strerror(errno)); + return error(_("%s: %s"), old_name, strerror(errno)); } - if (to_be_deleted(tpatch)) - tpatch = NULL; - - if (check_index && !tpatch) { + if (check_index && !previous) { int pos = cache_name_pos(old_name, strlen(old_name)); if (pos < 0) { if (patch->is_new < 0) goto is_new; - return error("%s: does not exist in index", old_name); + return error(_("%s: does not exist in index"), old_name); } *ce = active_cache[pos]; if (stat_ret < 0) { - struct checkout costate; - /* checkout */ - memset(&costate, 0, sizeof(costate)); - costate.base_dir = ""; - costate.refresh_cache = 1; - if (checkout_entry(*ce, &costate, NULL) || - lstat(old_name, st)) + if (checkout_target(*ce, st)) return -1; } if (!cached && verify_index_match(*ce, st)) - return error("%s: does not match index", old_name); + return error(_("%s: does not match index"), old_name); if (cached) st_mode = (*ce)->ce_mode; } else if (stat_ret < 0) { if (patch->is_new < 0) goto is_new; - return error("%s: %s", old_name, strerror(errno)); + return error(_("%s: %s"), old_name, strerror(errno)); } - if (!cached && !tpatch) + if (!cached && !previous) st_mode = ce_mode_from_stat(*ce, st->st_mode); if (patch->is_new < 0) @@ -3074,9 +3397,9 @@ static int check_preimage(struct patch *patch, struct cache_entry **ce, struct s if (!patch->old_mode) patch->old_mode = st_mode; if ((st_mode ^ patch->old_mode) & S_IFMT) - return error("%s: wrong type", old_name); + return error(_("%s: wrong type"), old_name); if (st_mode != patch->old_mode) - warning("%s has type %o, expected %o", + warning(_("%s has type %o, expected %o"), old_name, st_mode, patch->old_mode); if (!patch->new_mode && !patch->is_delete) patch->new_mode = st_mode; @@ -3085,10 +3408,50 @@ static int check_preimage(struct patch *patch, struct cache_entry **ce, struct s is_new: patch->is_new = 1; patch->is_delete = 0; + free(patch->old_name); patch->old_name = NULL; return 0; } + +#define EXISTS_IN_INDEX 1 +#define EXISTS_IN_WORKTREE 2 + +static int check_to_create(const char *new_name, int ok_if_exists) +{ + struct stat nst; + + if (check_index && + cache_name_pos(new_name, strlen(new_name)) >= 0 && + !ok_if_exists) + return EXISTS_IN_INDEX; + if (cached) + return 0; + + if (!lstat(new_name, &nst)) { + if (S_ISDIR(nst.st_mode) || ok_if_exists) + return 0; + /* + * A leading component of new_name might be a symlink + * that is going to be removed with this patch, but + * still pointing at somewhere that has the path. + * In such a case, path "new_name" does not exist as + * far as git is concerned. + */ + if (has_symlink_leading_path(new_name, strlen(new_name))) + return 0; + + return EXISTS_IN_WORKTREE; + } else if ((errno != ENOENT) && (errno != ENOTDIR)) { + return error("%s: %s", new_name, strerror(errno)); + } + return 0; +} + +/* + * Check and apply the patch in-core; leave the result in patch->result + * for the caller to write it out to the final destination. + */ static int check_patch(struct patch *patch) { struct stat st; @@ -3107,31 +3470,45 @@ static int check_patch(struct patch *patch) return status; old_name = patch->old_name; + /* + * A type-change diff is always split into a patch to delete + * old, immediately followed by a patch to create new (see + * diff.c::run_diff()); in such a case it is Ok that the entry + * to be deleted by the previous patch is still in the working + * tree and in the index. + * + * A patch to swap-rename between A and B would first rename A + * to B and then rename B to A. While applying the first one, + * the presense of B should not stop A from getting renamed to + * B; ask to_be_deleted() about the later rename. Removal of + * B and rename from A to B is handled the same way by asking + * was_deleted(). + */ if ((tpatch = in_fn_table(new_name)) && - (was_deleted(tpatch) || to_be_deleted(tpatch))) - /* - * A type-change diff is always split into a patch to - * delete old, immediately followed by a patch to - * create new (see diff.c::run_diff()); in such a case - * it is Ok that the entry to be deleted by the - * previous patch is still in the working tree and in - * the index. - */ + (was_deleted(tpatch) || to_be_deleted(tpatch))) ok_if_exists = 1; else ok_if_exists = 0; if (new_name && ((0 < patch->is_new) | (0 < patch->is_rename) | patch->is_copy)) { - if (check_index && - cache_name_pos(new_name, strlen(new_name)) >= 0 && - !ok_if_exists) - return error("%s: already exists in index", new_name); - if (!cached) { - int err = check_to_create_blob(new_name, ok_if_exists); - if (err) - return err; + int err = check_to_create(new_name, ok_if_exists); + + if (err && threeway) { + patch->direct_to_threeway = 1; + } else switch (err) { + case 0: + break; /* happy */ + case EXISTS_IN_INDEX: + return error(_("%s: already exists in index"), new_name); + break; + case EXISTS_IN_WORKTREE: + return error(_("%s: already exists in working directory"), + new_name); + default: + return err; } + if (!patch->new_mode) { if (0 < patch->is_new) patch->new_mode = S_IFREG | 0644; @@ -3144,14 +3521,22 @@ static int check_patch(struct patch *patch) int same = !strcmp(old_name, new_name); if (!patch->new_mode) patch->new_mode = patch->old_mode; - if ((patch->old_mode ^ patch->new_mode) & S_IFMT) - return error("new mode (%o) of %s does not match old mode (%o)%s%s", - patch->new_mode, new_name, patch->old_mode, - same ? "" : " of ", same ? "" : old_name); + if ((patch->old_mode ^ patch->new_mode) & S_IFMT) { + if (same) + return error(_("new mode (%o) of %s does not " + "match old mode (%o)"), + patch->new_mode, new_name, + patch->old_mode); + else + return error(_("new mode (%o) of %s does not " + "match old mode (%o) of %s"), + patch->new_mode, new_name, + patch->old_mode, old_name); + } } if (apply_data(patch, &st, ce) < 0) - return error("%s: patch does not apply", name); + return error(_("%s: patch does not apply"), name); patch->rejected = 0; return 0; } @@ -3164,7 +3549,7 @@ static int check_patch_list(struct patch *patch) while (patch) { if (apply_verbosely) say_patch_name(stderr, - "Checking patch ", patch, "...\n"); + _("Checking patch %s..."), patch); err |= check_patch(patch); patch = patch->next; } @@ -3219,7 +3604,7 @@ static void build_fake_ancestor(struct patch *list, const char *filename) ce = make_cache_entry(patch->old_mode, sha1_ptr, name, 0, 0); if (!ce) - die("make_cache_entry failed for path '%s'", name); + die(_("make_cache_entry failed for path '%s'"), name); if (add_index_entry(&result, ce, ADD_CACHE_OK_TO_ADD)) die ("Could not add %s to temporary index", name); } @@ -3362,7 +3747,7 @@ static void remove_file(struct patch *patch, int rmdir_empty) { if (update_index) { if (remove_file_from_cache(patch->old_name) < 0) - die("unable to remove %s from index", patch->old_name); + die(_("unable to remove %s from index"), patch->old_name); } if (!cached) { if (!remove_or_warn(patch->old_mode, patch->old_name) && rmdir_empty) { @@ -3389,19 +3774,19 @@ static void add_index_file(const char *path, unsigned mode, void *buf, unsigned const char *s = buf; if (get_sha1_hex(s + strlen("Subproject commit "), ce->sha1)) - die("corrupt patch for subproject %s", path); + die(_("corrupt patch for subproject %s"), path); } else { if (!cached) { if (lstat(path, &st) < 0) - die_errno("unable to stat newly created file '%s'", + die_errno(_("unable to stat newly created file '%s'"), path); fill_stat_cache_info(ce, &st); } if (write_sha1_file(buf, size, blob_type, ce->sha1) < 0) - die("unable to create backing store for newly created file %s", path); + die(_("unable to create backing store for newly created file %s"), path); } if (add_cache_entry(ce, ADD_CACHE_OK_TO_ADD) < 0) - die("unable to add cache entry for %s", path); + die(_("unable to add cache entry for %s"), path); } static int try_create_file(const char *path, unsigned int mode, const char *buf, unsigned long size) @@ -3434,7 +3819,7 @@ static int try_create_file(const char *path, unsigned int mode, const char *buf, strbuf_release(&nbuf); if (close(fd) < 0) - die_errno("closing file '%s'", path); + die_errno(_("closing file '%s'"), path); return 0; } @@ -3483,7 +3868,33 @@ static void create_one_file(char *path, unsigned mode, const char *buf, unsigned ++nr; } } - die_errno("unable to write file '%s' mode %o", path, mode); + die_errno(_("unable to write file '%s' mode %o"), path, mode); +} + +static void add_conflicted_stages_file(struct patch *patch) +{ + int stage, namelen; + unsigned ce_size, mode; + struct cache_entry *ce; + + if (!update_index) + return; + namelen = strlen(patch->new_name); + ce_size = cache_entry_size(namelen); + mode = patch->new_mode ? patch->new_mode : (S_IFREG | 0644); + + remove_file_from_cache(patch->new_name); + for (stage = 1; stage < 4; stage++) { + if (is_null_sha1(patch->threeway_stage[stage - 1])) + continue; + ce = xcalloc(1, ce_size); + memcpy(ce->name, patch->new_name, namelen); + ce->ce_mode = create_ce_mode(mode); + ce->ce_flags = create_ce_flags(namelen, stage); + hashcpy(ce->sha1, patch->threeway_stage[stage - 1]); + if (add_cache_entry(ce, ADD_CACHE_OK_TO_ADD) < 0) + die(_("unable to add cache entry for %s"), patch->new_name); + } } static void create_file(struct patch *patch) @@ -3496,7 +3907,11 @@ static void create_file(struct patch *patch) if (!mode) mode = S_IFREG | 0644; create_one_file(path, mode, buf, size); - add_index_file(path, mode, buf, size); + + if (patch->conflicted_threeway) + add_conflicted_stages_file(patch); + else + add_index_file(path, mode, buf, size); } /* phase zero is to remove, phase one is to create */ @@ -3528,6 +3943,7 @@ static int write_out_one_reject(struct patch *patch) char namebuf[PATH_MAX]; struct fragment *frag; int cnt = 0; + struct strbuf sb = STRBUF_INIT; for (cnt = 0, frag = patch->fragments; frag; frag = frag->next) { if (!frag->rejected) @@ -3538,7 +3954,7 @@ static int write_out_one_reject(struct patch *patch) if (!cnt) { if (apply_verbosely) say_patch_name(stderr, - "Applied patch ", patch, " cleanly.\n"); + _("Applied patch %s cleanly."), patch); return 0; } @@ -3546,16 +3962,20 @@ static int write_out_one_reject(struct patch *patch) * contents are marked "rejected" at the patch level. */ if (!patch->new_name) - die("internal error"); + die(_("internal error")); /* Say this even without --verbose */ - say_patch_name(stderr, "Applying patch ", patch, " with"); - fprintf(stderr, " %d rejects...\n", cnt); + strbuf_addf(&sb, Q_("Applying patch %%s with %d reject...", + "Applying patch %%s with %d rejects...", + cnt), + cnt); + say_patch_name(stderr, sb.buf, patch); + strbuf_release(&sb); cnt = strlen(patch->new_name); if (ARRAY_SIZE(namebuf) <= cnt + 5) { cnt = ARRAY_SIZE(namebuf) - 5; - warning("truncating .rej filename to %.*s.rej", + warning(_("truncating .rej filename to %.*s.rej"), cnt - 1, patch->new_name); } memcpy(namebuf, patch->new_name, cnt); @@ -3563,7 +3983,7 @@ static int write_out_one_reject(struct patch *patch) rej = fopen(namebuf, "w"); if (!rej) - return error("cannot open %s: %s", namebuf, strerror(errno)); + return error(_("cannot open %s: %s"), namebuf, strerror(errno)); /* Normal git tools never deal with .rej, so do not pretend * this is a git patch by saying --git nor give extended @@ -3576,10 +3996,10 @@ static int write_out_one_reject(struct patch *patch) frag; cnt++, frag = frag->next) { if (!frag->rejected) { - fprintf(stderr, "Hunk #%d applied cleanly.\n", cnt); + fprintf_ln(stderr, _("Hunk #%d applied cleanly."), cnt); continue; } - fprintf(stderr, "Rejected hunk #%d.\n", cnt); + fprintf_ln(stderr, _("Rejected hunk #%d."), cnt); fprintf(rej, "%.*s", frag->size, frag->patch); if (frag->patch[frag->size-1] != '\n') fputc('\n', rej); @@ -3593,6 +4013,7 @@ static int write_out_results(struct patch *list) int phase; int errs = 0; struct patch *l; + struct string_list cpath = STRING_LIST_INIT_DUP; for (phase = 0; phase < 2; phase++) { l = list; @@ -3601,12 +4022,30 @@ static int write_out_results(struct patch *list) errs = 1; else { write_out_one_result(l, phase); - if (phase == 1 && write_out_one_reject(l)) - errs = 1; + if (phase == 1) { + if (write_out_one_reject(l)) + errs = 1; + if (l->conflicted_threeway) { + string_list_append(&cpath, l->new_name); + errs = 1; + } + } } l = l->next; } } + + if (cpath.nr) { + struct string_list_item *item; + + sort_string_list(&cpath); + for_each_string_list_item(item, &cpath) + fprintf(stderr, "U %s\n", item->string); + string_list_clear(&cpath, 0); + + rerere(0); + } + return errs; } @@ -3665,15 +4104,8 @@ static void prefix_patches(struct patch *p) if (!prefix || p->is_toplevel_relative) return; for ( ; p; p = p->next) { - if (p->new_name == p->old_name) { - char *prefixed = p->new_name; - prefix_one(&prefixed); - p->new_name = p->old_name = prefixed; - } - else { - prefix_one(&p->new_name); - prefix_one(&p->old_name); - } + prefix_one(&p->new_name); + prefix_one(&p->old_name); } } @@ -3683,12 +4115,10 @@ static void prefix_patches(struct patch *p) static int apply_patch(int fd, const char *filename, int options) { size_t offset; - struct strbuf buf = STRBUF_INIT; + struct strbuf buf = STRBUF_INIT; /* owns the patch text */ struct patch *list = NULL, **listp = &list; int skipped_patch = 0; - /* FIXME - memory leak when using multiple patch files as inputs */ - memset(&fn_table, 0, sizeof(struct string_list)); patch_input_file = filename; read_patch_file(&buf, fd); offset = 0; @@ -3712,15 +4142,14 @@ static int apply_patch(int fd, const char *filename, int options) listp = &patch->next; } else { - /* perhaps free it a bit better? */ - free(patch); + free_patch(patch); skipped_patch++; } offset += nr; } if (!list && !skipped_patch) - die("unrecognized input"); + die(_("unrecognized input")); if (whitespace_error && (ws_error_action == die_on_ws_error)) apply = 0; @@ -3731,7 +4160,7 @@ static int apply_patch(int fd, const char *filename, int options) if (check_index) { if (read_cache() < 0) - die("unable to read index file"); + die(_("unable to read index file")); } if ((check || apply) && @@ -3739,8 +4168,12 @@ static int apply_patch(int fd, const char *filename, int options) !apply_with_reject) exit(1); - if (apply && write_out_results(list)) - exit(1); + if (apply && write_out_results(list)) { + if (apply_with_reject) + exit(1); + /* with --3way, we still need to write the index out */ + return 1; + } if (fake_ancestor) build_fake_ancestor(list, fake_ancestor); @@ -3754,7 +4187,9 @@ static int apply_patch(int fd, const char *filename, int options) if (summary) summary_patch_list(list); + free_patch_list(list); strbuf_release(&buf); + string_list_clear(&fn_table, 0); return 0; } @@ -3844,66 +4279,68 @@ int cmd_apply(int argc, const char **argv, const char *prefix_) const char *whitespace_option = NULL; struct option builtin_apply_options[] = { - { OPTION_CALLBACK, 0, "exclude", NULL, "path", - "don't apply changes matching the given path", + { OPTION_CALLBACK, 0, "exclude", NULL, N_("path"), + N_("don't apply changes matching the given path"), 0, option_parse_exclude }, - { OPTION_CALLBACK, 0, "include", NULL, "path", - "apply changes matching the given path", + { OPTION_CALLBACK, 0, "include", NULL, N_("path"), + N_("apply changes matching the given path"), 0, option_parse_include }, - { OPTION_CALLBACK, 'p', NULL, NULL, "num", - "remove <num> leading slashes from traditional diff paths", + { OPTION_CALLBACK, 'p', NULL, NULL, N_("num"), + N_("remove <num> leading slashes from traditional diff paths"), 0, option_parse_p }, OPT_BOOLEAN(0, "no-add", &no_add, - "ignore additions made by the patch"), + N_("ignore additions made by the patch")), OPT_BOOLEAN(0, "stat", &diffstat, - "instead of applying the patch, output diffstat for the input"), + N_("instead of applying the patch, output diffstat for the input")), OPT_NOOP_NOARG(0, "allow-binary-replacement"), OPT_NOOP_NOARG(0, "binary"), OPT_BOOLEAN(0, "numstat", &numstat, - "shows number of added and deleted lines in decimal notation"), + N_("shows number of added and deleted lines in decimal notation")), OPT_BOOLEAN(0, "summary", &summary, - "instead of applying the patch, output a summary for the input"), + N_("instead of applying the patch, output a summary for the input")), OPT_BOOLEAN(0, "check", &check, - "instead of applying the patch, see if the patch is applicable"), + N_("instead of applying the patch, see if the patch is applicable")), OPT_BOOLEAN(0, "index", &check_index, - "make sure the patch is applicable to the current index"), + N_("make sure the patch is applicable to the current index")), OPT_BOOLEAN(0, "cached", &cached, - "apply a patch without touching the working tree"), + N_("apply a patch without touching the working tree")), OPT_BOOLEAN(0, "apply", &force_apply, - "also apply the patch (use with --stat/--summary/--check)"), + N_("also apply the patch (use with --stat/--summary/--check)")), + OPT_BOOL('3', "3way", &threeway, + N_( "attempt three-way merge if a patch does not apply")), OPT_FILENAME(0, "build-fake-ancestor", &fake_ancestor, - "build a temporary index based on embedded index information"), + N_("build a temporary index based on embedded index information")), { OPTION_CALLBACK, 'z', NULL, NULL, NULL, - "paths are separated with NUL character", + N_("paths are separated with NUL character"), PARSE_OPT_NOARG, option_parse_z }, OPT_INTEGER('C', NULL, &p_context, - "ensure at least <n> lines of context match"), - { OPTION_CALLBACK, 0, "whitespace", &whitespace_option, "action", - "detect new or modified lines that have whitespace errors", + N_("ensure at least <n> lines of context match")), + { OPTION_CALLBACK, 0, "whitespace", &whitespace_option, N_("action"), + N_("detect new or modified lines that have whitespace errors"), 0, option_parse_whitespace }, { OPTION_CALLBACK, 0, "ignore-space-change", NULL, NULL, - "ignore changes in whitespace when finding context", + N_("ignore changes in whitespace when finding context"), PARSE_OPT_NOARG, option_parse_space_change }, { OPTION_CALLBACK, 0, "ignore-whitespace", NULL, NULL, - "ignore changes in whitespace when finding context", + N_("ignore changes in whitespace when finding context"), PARSE_OPT_NOARG, option_parse_space_change }, OPT_BOOLEAN('R', "reverse", &apply_in_reverse, - "apply the patch in reverse"), + N_("apply the patch in reverse")), OPT_BOOLEAN(0, "unidiff-zero", &unidiff_zero, - "don't expect at least one line of context"), + N_("don't expect at least one line of context")), OPT_BOOLEAN(0, "reject", &apply_with_reject, - "leave the rejected hunks in corresponding *.rej files"), + N_("leave the rejected hunks in corresponding *.rej files")), OPT_BOOLEAN(0, "allow-overlap", &allow_overlap, - "allow overlapping hunks"), - OPT__VERBOSE(&apply_verbosely, "be verbose"), + N_("allow overlapping hunks")), + OPT__VERBOSE(&apply_verbosely, N_("be verbose")), OPT_BIT(0, "inaccurate-eof", &options, - "tolerate incorrectly detected missing new-line at the end of file", + N_("tolerate incorrectly detected missing new-line at the end of file"), INACCURATE_EOF), OPT_BIT(0, "recount", &options, - "do not trust the line counts in the hunk headers", + N_("do not trust the line counts in the hunk headers"), RECOUNT), - { OPTION_CALLBACK, 0, "directory", NULL, "root", - "prepend <root> to all filenames", + { OPTION_CALLBACK, 0, "directory", NULL, N_("root"), + N_("prepend <root> to all filenames"), 0, option_parse_directory }, OPT_END() }; @@ -3919,15 +4356,24 @@ int cmd_apply(int argc, const char **argv, const char *prefix_) argc = parse_options(argc, argv, prefix, builtin_apply_options, apply_usage, 0); + if (apply_with_reject && threeway) + die("--reject and --3way cannot be used together."); + if (cached && threeway) + die("--cached and --3way cannot be used together."); + if (threeway) { + if (is_not_gitdir) + die(_("--3way outside a repository")); + check_index = 1; + } if (apply_with_reject) apply = apply_verbosely = 1; if (!force_apply && (diffstat || numstat || summary || check || fake_ancestor)) apply = 0; if (check_index && is_not_gitdir) - die("--index outside a repository"); + die(_("--index outside a repository")); if (cached) { if (is_not_gitdir) - die("--cached outside a repository"); + die(_("--cached outside a repository")); check_index = 1; } for (i = 0; i < argc; i++) { @@ -3943,7 +4389,7 @@ int cmd_apply(int argc, const char **argv, const char *prefix_) fd = open(arg, O_RDONLY); if (fd < 0) - die_errno("can't open patch '%s'", arg); + die_errno(_("can't open patch '%s'"), arg); read_stdin = 0; set_default_whitespace_mode(whitespace_option); errs |= apply_patch(fd, arg, options); @@ -3957,32 +4403,32 @@ int cmd_apply(int argc, const char **argv, const char *prefix_) squelch_whitespace_errors < whitespace_error) { int squelched = whitespace_error - squelch_whitespace_errors; - warning("squelched %d " - "whitespace error%s", - squelched, - squelched == 1 ? "" : "s"); + warning(Q_("squelched %d whitespace error", + "squelched %d whitespace errors", + squelched), + squelched); } if (ws_error_action == die_on_ws_error) - die("%d line%s add%s whitespace errors.", - whitespace_error, - whitespace_error == 1 ? "" : "s", - whitespace_error == 1 ? "s" : ""); + die(Q_("%d line adds whitespace errors.", + "%d lines add whitespace errors.", + whitespace_error), + whitespace_error); if (applied_after_fixing_ws && apply) warning("%d line%s applied after" " fixing whitespace errors.", applied_after_fixing_ws, applied_after_fixing_ws == 1 ? "" : "s"); else if (whitespace_error) - warning("%d line%s add%s whitespace errors.", - whitespace_error, - whitespace_error == 1 ? "" : "s", - whitespace_error == 1 ? "s" : ""); + warning(Q_("%d line adds whitespace errors.", + "%d lines add whitespace errors.", + whitespace_error), + whitespace_error); } if (update_index) { if (write_cache(newfd, active_cache, active_nr) || commit_locked_index(&lock_file)) - die("Unable to write new index file"); + die(_("Unable to write new index file")); } return !!errs; diff --git a/builtin/blame.c b/builtin/blame.c index 5a67c20..960c58d 100644 --- a/builtin/blame.c +++ b/builtin/blame.c @@ -88,6 +88,20 @@ struct origin { char path[FLEX_ARRAY]; }; +static int diff_hunks(mmfile_t *file_a, mmfile_t *file_b, long ctxlen, + xdl_emit_hunk_consume_func_t hunk_func, void *cb_data) +{ + xpparam_t xpp = {0}; + xdemitconf_t xecfg = {0}; + xdemitcb_t ecb = {NULL}; + + xpp.flags = xdl_opts; + xecfg.ctxlen = ctxlen; + xecfg.hunk_func = hunk_func; + ecb.priv = cb_data; + return xdi_diff(file_a, file_b, &xpp, &xecfg, &ecb); +} + /* * Prepare diff_filespec and convert it using diff textconv API * if the textconv driver exists. @@ -759,12 +773,14 @@ struct blame_chunk_cb_data { long tlno; }; -static void blame_chunk_cb(void *data, long same, long p_next, long t_next) +static int blame_chunk_cb(long start_a, long count_a, + long start_b, long count_b, void *data) { struct blame_chunk_cb_data *d = data; - blame_chunk(d->sb, d->tlno, d->plno, same, d->target, d->parent); - d->plno = p_next; - d->tlno = t_next; + blame_chunk(d->sb, d->tlno, d->plno, start_b, d->target, d->parent); + d->plno = start_a + count_a; + d->tlno = start_b + count_b; + return 0; } /* @@ -779,8 +795,7 @@ static int pass_blame_to_parent(struct scoreboard *sb, int last_in_target; mmfile_t file_p, file_o; struct blame_chunk_cb_data d; - xpparam_t xpp; - xdemitconf_t xecfg; + memset(&d, 0, sizeof(d)); d.sb = sb; d.target = target; d.parent = parent; last_in_target = find_last_in_target(sb, target); @@ -791,11 +806,7 @@ static int pass_blame_to_parent(struct scoreboard *sb, fill_origin_blob(&sb->revs->diffopt, target, &file_o); num_get_patch++; - memset(&xpp, 0, sizeof(xpp)); - xpp.flags = xdl_opts; - memset(&xecfg, 0, sizeof(xecfg)); - xecfg.ctxlen = 0; - xdi_diff_hunks(&file_p, &file_o, blame_chunk_cb, &d, &xpp, &xecfg); + diff_hunks(&file_p, &file_o, 0, blame_chunk_cb, &d); /* The rest (i.e. anything after tlno) are the same as the parent */ blame_chunk(sb, d.tlno, d.plno, last_in_target, target, parent); @@ -899,12 +910,15 @@ struct handle_split_cb_data { long tlno; }; -static void handle_split_cb(void *data, long same, long p_next, long t_next) +static int handle_split_cb(long start_a, long count_a, + long start_b, long count_b, void *data) { struct handle_split_cb_data *d = data; - handle_split(d->sb, d->ent, d->tlno, d->plno, same, d->parent, d->split); - d->plno = p_next; - d->tlno = t_next; + handle_split(d->sb, d->ent, d->tlno, d->plno, start_b, d->parent, + d->split); + d->plno = start_a + count_a; + d->tlno = start_b + count_b; + return 0; } /* @@ -922,8 +936,7 @@ static void find_copy_in_blob(struct scoreboard *sb, int cnt; mmfile_t file_o; struct handle_split_cb_data d; - xpparam_t xpp; - xdemitconf_t xecfg; + memset(&d, 0, sizeof(d)); d.sb = sb; d.ent = ent; d.parent = parent; d.split = split; /* @@ -943,12 +956,8 @@ static void find_copy_in_blob(struct scoreboard *sb, * file_o is a part of final image we are annotating. * file_p partially may match that image. */ - memset(&xpp, 0, sizeof(xpp)); - xpp.flags = xdl_opts; - memset(&xecfg, 0, sizeof(xecfg)); - xecfg.ctxlen = 1; memset(split, 0, sizeof(struct blame_entry [3])); - xdi_diff_hunks(file_p, &file_o, handle_split_cb, &d, &xpp, &xecfg); + diff_hunks(file_p, &file_o, 1, handle_split_cb, &d); /* remainder, if any, all match the preimage */ handle_split(sb, ent, d.tlno, d.plno, ent->num_lines, parent, split); } @@ -1828,16 +1837,14 @@ static int read_ancestry(const char *graft_file) return 0; } -/* - * How many columns do we need to show line numbers in decimal? - */ -static int lineno_width(int lines) +static int update_auto_abbrev(int auto_abbrev, struct origin *suspect) { - int i, width; - - for (width = 1, i = 10; i <= lines; width++) - i *= 10; - return width; + const char *uniq = find_unique_abbrev(suspect->commit->object.sha1, + auto_abbrev); + int len = strlen(uniq); + if (auto_abbrev < len) + return len; + return auto_abbrev; } /* @@ -1850,12 +1857,16 @@ static void find_alignment(struct scoreboard *sb, int *option) int longest_dst_lines = 0; unsigned largest_score = 0; struct blame_entry *e; + int compute_auto_abbrev = (abbrev < 0); + int auto_abbrev = default_abbrev; for (e = sb->ent; e; e = e->next) { struct origin *suspect = e->suspect; struct commit_info ci; int num; + if (compute_auto_abbrev) + auto_abbrev = update_auto_abbrev(auto_abbrev, suspect); if (strcmp(suspect->path, sb->path)) *option |= OUTPUT_SHOW_NAME; num = strlen(suspect->path); @@ -1880,9 +1891,13 @@ static void find_alignment(struct scoreboard *sb, int *option) if (largest_score < ent_score(sb, e)) largest_score = ent_score(sb, e); } - max_orig_digits = lineno_width(longest_src_lines); - max_digits = lineno_width(longest_dst_lines); - max_score_digits = lineno_width(largest_score); + max_orig_digits = decimal_width(longest_src_lines); + max_digits = decimal_width(longest_dst_lines); + max_score_digits = decimal_width(largest_score); + + if (compute_auto_abbrev) + /* one more abbrev length is needed for the boundary commit */ + abbrev = auto_abbrev + 1; } /* @@ -2050,14 +2065,8 @@ static int git_blame_config(const char *var, const char *value, void *cb) return 0; } - switch (userdiff_config(var, value)) { - case 0: - break; - case -1: + if (userdiff_config(var, value) < 0) return -1; - default: - return 0; - } return git_default_config(var, value, cb); } @@ -2320,6 +2329,7 @@ int cmd_blame(int argc, const char **argv, const char *prefix) OPT_BIT('s', NULL, &output_option, "Suppress author name and timestamp (Default: off)", OUTPUT_NO_AUTHOR), OPT_BIT('e', "show-email", &output_option, "Show author email instead of name (Default: off)", OUTPUT_SHOW_EMAIL), OPT_BIT('w', NULL, &xdl_opts, "Ignore whitespace differences", XDF_IGNORE_WHITESPACE), + OPT_BIT(0, "minimal", &xdl_opts, "Spend extra cycles to find better match", XDF_NEED_MINIMAL), OPT_STRING('S', NULL, &revs_file, "file", "Use revisions from <file> instead of calling git-rev-list"), OPT_STRING(0, "contents", &contents_from, "file", "Use <file>'s contents as the final image"), { OPTION_CALLBACK, 'C', NULL, &opt, "score", "Find line copies within and across files", PARSE_OPT_OPTARG, blame_copy_callback }, @@ -2361,10 +2371,9 @@ int cmd_blame(int argc, const char **argv, const char *prefix) parse_done: argc = parse_options_end(&ctx); - if (abbrev == -1) - abbrev = default_abbrev; - /* one more abbrev length is needed for the boundary commit */ - abbrev++; + if (0 < abbrev) + /* one more abbrev length is needed for the boundary commit */ + abbrev++; if (revs_file && read_ancestry(revs_file)) die_errno("reading graft file '%s' failed", revs_file); diff --git a/builtin/branch.c b/builtin/branch.c index d8cccf7..0e060f2 100644 --- a/builtin/branch.c +++ b/builtin/branch.c @@ -15,6 +15,8 @@ #include "branch.h" #include "diff.h" #include "revision.h" +#include "string-list.h" +#include "column.h" static const char * const builtin_branch_usage[] = { "git branch [options] [-r | -a] [--merged | --no-merged]", @@ -53,6 +55,9 @@ static enum merge_filter { } merge_filter; static unsigned char merge_filter_ref[20]; +static struct string_list output = STRING_LIST_INIT_DUP; +static unsigned int colopts; + static int parse_branch_color_slot(const char *var, int ofs) { if (!strcasecmp(var+ofs, "plain")) @@ -70,6 +75,8 @@ static int parse_branch_color_slot(const char *var, int ofs) static int git_branch_config(const char *var, const char *value, void *cb) { + if (!prefixcmp(var, "column.")) + return git_column_config(var, value, "branch", &colopts); if (!strcmp(var, "color.branch")) { branch_use_color = git_config_colorbool(var, value); return 0; @@ -146,26 +153,28 @@ static int branch_merged(int kind, const char *name, return merged; } -static int delete_branches(int argc, const char **argv, int force, int kinds) +static int delete_branches(int argc, const char **argv, int force, int kinds, + int quiet) { struct commit *rev, *head_rev = NULL; unsigned char sha1[20]; char *name = NULL; - const char *fmt, *remote; + const char *fmt; int i; int ret = 0; + int remote_branch = 0; struct strbuf bname = STRBUF_INIT; switch (kinds) { case REF_REMOTE_BRANCH: fmt = "refs/remotes/%s"; - /* TRANSLATORS: This is "remote " in "remote branch '%s' not found" */ - remote = _("remote "); + /* For subsequent UI messages */ + remote_branch = 1; + force = 1; break; case REF_LOCAL_BRANCH: fmt = "refs/heads/%s"; - remote = ""; break; default: die(_("cannot use -a with -d")); @@ -189,8 +198,9 @@ static int delete_branches(int argc, const char **argv, int force, int kinds) name = xstrdup(mkpath(fmt, bname.buf)); if (read_ref(name, sha1)) { - error(_("%sbranch '%s' not found."), - remote, bname.buf); + error(remote_branch + ? _("remote branch '%s' not found.") + : _("branch '%s' not found."), bname.buf); ret = 1; continue; } @@ -211,14 +221,19 @@ static int delete_branches(int argc, const char **argv, int force, int kinds) } if (delete_ref(name, sha1, 0)) { - error(_("Error deleting %sbranch '%s'"), remote, + error(remote_branch + ? _("Error deleting remote branch '%s'") + : _("Error deleting branch '%s'"), bname.buf); ret = 1; } else { struct strbuf buf = STRBUF_INIT; - printf(_("Deleted %sbranch %s (was %s).\n"), remote, - bname.buf, - find_unique_abbrev(sha1, DEFAULT_ABBREV)); + if (!quiet) + printf(remote_branch + ? _("Deleted remote branch %s (was %s).\n") + : _("Deleted branch %s (was %s).\n"), + bname.buf, + find_unique_abbrev(sha1, DEFAULT_ABBREV)); strbuf_addf(&buf, "branch.%s", bname.buf); if (git_config_rename_section(buf.buf, NULL) < 0) warning(_("Update of config-file failed")); @@ -376,6 +391,7 @@ static void fill_tracking_info(struct strbuf *stat, const char *branch_name, int show_upstream_ref) { int ours, theirs; + char *ref = NULL; struct branch *branch = branch_get(branch_name); if (!stat_tracking_info(branch, &ours, &theirs)) { @@ -386,16 +402,29 @@ static void fill_tracking_info(struct strbuf *stat, const char *branch_name, return; } - strbuf_addch(stat, '['); if (show_upstream_ref) - strbuf_addf(stat, "%s: ", - shorten_unambiguous_ref(branch->merge[0]->dst, 0)); - if (!ours) - strbuf_addf(stat, _("behind %d] "), theirs); - else if (!theirs) - strbuf_addf(stat, _("ahead %d] "), ours); - else - strbuf_addf(stat, _("ahead %d, behind %d] "), ours, theirs); + ref = shorten_unambiguous_ref(branch->merge[0]->dst, 0); + if (!ours) { + if (ref) + strbuf_addf(stat, _("[%s: behind %d]"), ref, theirs); + else + strbuf_addf(stat, _("[behind %d]"), theirs); + + } else if (!theirs) { + if (ref) + strbuf_addf(stat, _("[%s: ahead %d]"), ref, ours); + else + strbuf_addf(stat, _("[ahead %d]"), ours); + } else { + if (ref) + strbuf_addf(stat, _("[%s: ahead %d, behind %d]"), + ref, ours, theirs); + else + strbuf_addf(stat, _("[ahead %d, behind %d]"), + ours, theirs); + } + strbuf_addch(stat, ' '); + free(ref); } static int matches_merge_filter(struct commit *commit) @@ -474,7 +503,12 @@ static void print_ref_item(struct ref_item *item, int maxwidth, int verbose, else if (verbose) /* " f7c0c00 [ahead 58, behind 197] vcs-svn: drop obj_pool.h" */ add_verbose_info(&out, item, verbose, abbrev); - printf("%s\n", out.buf); + if (column_active(colopts)) { + assert(!verbose && "--column and --verbose are incompatible"); + string_list_append(&output, out.buf); + } else { + printf("%s\n", out.buf); + } strbuf_release(&name); strbuf_release(&out); } @@ -655,7 +689,7 @@ static int edit_branch_description(const char *branch_name) fp = fopen(git_path(edit_description), "w"); if ((fwrite(buf.buf, 1, buf.len, fp) < buf.len) || fclose(fp)) { strbuf_release(&buf); - return error(_("could not write branch description template: %s\n"), + return error(_("could not write branch description template: %s"), strerror(errno)); } strbuf_reset(&buf); @@ -678,6 +712,7 @@ int cmd_branch(int argc, const char **argv, const char *prefix) int delete = 0, rename = 0, force_create = 0, list = 0; int verbose = 0, abbrev = -1, detached = 0; int reflog = 0, edit_description = 0; + int quiet = 0; enum branch_track track; int kinds = REF_LOCAL_BRANCH; struct commit_list *with_commit = NULL; @@ -686,6 +721,7 @@ int cmd_branch(int argc, const char **argv, const char *prefix) OPT_GROUP("Generic options"), OPT__VERBOSE(&verbose, "show hash and subject, give twice for upstream branch"), + OPT__QUIET(&quiet, "suppress informational messages"), OPT_SET_INT('t', "track", &track, "set up tracking mode (see git-pull(1))", BRANCH_TRACK_EXPLICIT), OPT_SET_INT( 0, "set-upstream", &track, "change upstream info", @@ -731,6 +767,7 @@ int cmd_branch(int argc, const char **argv, const char *prefix) PARSE_OPT_LASTARG_DEFAULT | PARSE_OPT_NONEG, opt_parse_merge_filter, (intptr_t) "HEAD", }, + OPT_COLUMN(0, "column", &colopts, "list branches in columns"), OPT_END(), }; @@ -753,6 +790,7 @@ int cmd_branch(int argc, const char **argv, const char *prefix) } hashcpy(merge_filter_ref, head_sha1); + argc = parse_options(argc, argv, prefix, options, builtin_branch_usage, 0); @@ -764,12 +802,22 @@ int cmd_branch(int argc, const char **argv, const char *prefix) if (abbrev == -1) abbrev = DEFAULT_ABBREV; + finalize_colopts(&colopts, -1); + if (verbose) { + if (explicitly_enable_column(colopts)) + die(_("--column and --verbose are incompatible")); + colopts = 0; + } if (delete) - return delete_branches(argc, argv, delete > 1, kinds); - else if (list) - return print_ref_list(kinds, detached, verbose, abbrev, - with_commit, argv); + return delete_branches(argc, argv, delete > 1, kinds, quiet); + else if (list) { + int ret = print_ref_list(kinds, detached, verbose, abbrev, + with_commit, argv); + print_columns(&output, colopts, NULL); + string_list_clear(&output, 0); + return ret; + } else if (edit_description) { const char *branch_name; struct strbuf branch_ref = STRBUF_INIT; @@ -808,7 +856,7 @@ int cmd_branch(int argc, const char **argv, const char *prefix) if (kinds != REF_LOCAL_BRANCH) die(_("-a and -r options to 'git branch' do not make sense with a branch name")); create_branch(head, argv[0], (argc == 2) ? argv[1] : head, - force_create, reflog, 0, track); + force_create, reflog, 0, quiet, track); } else usage_with_options(builtin_branch_usage, options); diff --git a/builtin/cat-file.c b/builtin/cat-file.c index 07bd984..36a9104 100644 --- a/builtin/cat-file.c +++ b/builtin/cat-file.c @@ -11,6 +11,7 @@ #include "parse-options.h" #include "diff.h" #include "userdiff.h" +#include "streaming.h" #define BATCH 1 #define BATCH_CHECK 2 @@ -127,6 +128,8 @@ static int cat_one_file(int opt, const char *exp_type, const char *obj_name) return cmd_ls_tree(2, ls_args, NULL); } + if (type == OBJ_BLOB) + return stream_blob_to_fd(1, sha1, NULL, 0); buf = read_sha1_file(sha1, &type, &size); if (!buf) die("Cannot read object %s", obj_name); @@ -149,6 +152,28 @@ static int cat_one_file(int opt, const char *exp_type, const char *obj_name) break; case 0: + if (type_from_string(exp_type) == OBJ_BLOB) { + unsigned char blob_sha1[20]; + if (sha1_object_info(sha1, NULL) == OBJ_TAG) { + enum object_type type; + unsigned long size; + char *buffer = read_sha1_file(sha1, &type, &size); + if (memcmp(buffer, "object ", 7) || + get_sha1_hex(buffer + 7, blob_sha1)) + die("%s not a valid tag", sha1_to_hex(sha1)); + free(buffer); + } else + hashcpy(blob_sha1, sha1); + + if (sha1_object_info(blob_sha1, NULL) == OBJ_BLOB) + return stream_blob_to_fd(1, blob_sha1, NULL, 0); + /* + * we attempted to dereference a tag to a blob + * and failed; there may be new dereference + * mechanisms this code is not aware of. + * fall-back to the usual case. + */ + } buf = read_object_with_reference(sha1, exp_type, &size, NULL); break; @@ -226,14 +251,8 @@ static const char * const cat_file_usage[] = { static int git_cat_file_config(const char *var, const char *value, void *cb) { - switch (userdiff_config(var, value)) { - case 0: - break; - case -1: + if (userdiff_config(var, value) < 0) return -1; - default: - return 0; - } return git_default_config(var, value, cb); } diff --git a/builtin/checkout.c b/builtin/checkout.c index a76aa2a..3980d5d 100644 --- a/builtin/checkout.c +++ b/builtin/checkout.c @@ -343,7 +343,7 @@ static int reset_tree(struct tree *tree, struct checkout_opts *o, int worktree) opts.reset = 1; opts.merge = 1; opts.fn = oneway_merge; - opts.verbose_update = !o->quiet; + opts.verbose_update = !o->quiet && isatty(2); opts.src_index = &the_index; opts.dst_index = &the_index; parse_tree(tree); @@ -420,7 +420,7 @@ static int merge_working_tree(struct checkout_opts *opts, topts.update = 1; topts.merge = 1; topts.gently = opts->merge && old->commit; - topts.verbose_update = !opts->quiet; + topts.verbose_update = !opts->quiet && isatty(2); topts.fn = twoway_merge; if (opts->overwrite_ignore) { topts.dir = xcalloc(1, sizeof(*topts.dir)); @@ -514,20 +514,6 @@ static void report_tracking(struct branch_info *new) strbuf_release(&sb); } -static void detach_advice(const char *old_path, const char *new_name) -{ - const char fmt[] = - "Note: checking out '%s'.\n\n" - "You are in 'detached HEAD' state. You can look around, make experimental\n" - "changes and commit them, and you can discard any commits you make in this\n" - "state without impacting any branches by performing another checkout.\n\n" - "If you want to create a new branch to retain commits you create, you may\n" - "do so (now or later) by using -b with the checkout command again. Example:\n\n" - " git checkout -b new_branch_name\n\n"; - - fprintf(stderr, fmt, new_name); -} - static void update_refs_for_switch(struct checkout_opts *opts, struct branch_info *old, struct branch_info *new) @@ -557,6 +543,7 @@ static void update_refs_for_switch(struct checkout_opts *opts, opts->new_branch_force ? 1 : 0, opts->new_branch_log, opts->new_branch_force ? 1 : 0, + opts->quiet, opts->track); new->name = opts->new_branch; setup_branch_path(new); @@ -575,7 +562,7 @@ static void update_refs_for_switch(struct checkout_opts *opts, REF_NODEREF, DIE_ON_ERR); if (!opts->quiet) { if (old->path && advice_detached_head) - detach_advice(old->path, new->name); + detach_advice(new->name); describe_detached_head(_("HEAD is now at"), new->commit); } } else if (new->path) { /* Switch branches. */ @@ -685,10 +672,10 @@ static void suggest_reattach(struct commit *commit, struct rev_info *revs) * HEAD. If it is not reachable from any ref, this is the last chance * for the user to do so without resorting to reflog. */ -static void orphaned_commit_warning(struct commit *commit) +static void orphaned_commit_warning(struct commit *old, struct commit *new) { struct rev_info revs; - struct object *object = &commit->object; + struct object *object = &old->object; struct object_array refs; init_revisions(&revs, NULL); @@ -698,16 +685,17 @@ static void orphaned_commit_warning(struct commit *commit) add_pending_object(&revs, object, sha1_to_hex(object->sha1)); for_each_ref(add_pending_uninteresting_ref, &revs); + add_pending_sha1(&revs, "HEAD", new->object.sha1, UNINTERESTING); refs = revs.pending; revs.leak_pending = 1; if (prepare_revision_walk(&revs)) die(_("internal error in revision walk")); - if (!(commit->object.flags & UNINTERESTING)) - suggest_reattach(commit, &revs); + if (!(old->object.flags & UNINTERESTING)) + suggest_reattach(old, &revs); else - describe_detached_head(_("Previous HEAD position was"), commit); + describe_detached_head(_("Previous HEAD position was"), old); clear_commit_marks_for_object_array(&refs, ALL_REV_FLAGS); free(refs.objects); @@ -744,7 +732,7 @@ static int switch_branches(struct checkout_opts *opts, struct branch_info *new) } if (!opts->quiet && !old.path && old.commit && new->commit != old.commit) - orphaned_commit_warning(old.commit); + orphaned_commit_warning(old.commit, new->commit); update_refs_for_switch(opts, &old, new); @@ -927,6 +915,8 @@ static int switch_unborn_to_new_branch(struct checkout_opts *opts) int status; struct strbuf branch_ref = STRBUF_INIT; + if (!opts->new_branch) + die(_("You are on a branch yet to be born")); strbuf_addf(&branch_ref, "refs/heads/%s", opts->new_branch); status = create_symref("HEAD", branch_ref.buf, "checkout -b"); strbuf_release(&branch_ref); @@ -1104,7 +1094,7 @@ int cmd_checkout(int argc, const char **argv, const char *prefix) if (opts.writeout_stage) die(_("--ours/--theirs is incompatible with switching branches.")); - if (!new.commit) { + if (!new.commit && opts.new_branch) { unsigned char rev[20]; int flag; diff --git a/builtin/clone.c b/builtin/clone.c index 0fb5956..e314b0b 100644 --- a/builtin/clone.c +++ b/builtin/clone.c @@ -37,8 +37,8 @@ static const char * const builtin_clone_usage[] = { NULL }; -static int option_no_checkout, option_bare, option_mirror; -static int option_local, option_no_hardlinks, option_shared, option_recursive; +static int option_no_checkout, option_bare, option_mirror, option_single_branch = -1; +static int option_local = -1, option_no_hardlinks, option_shared, option_recursive; static char *option_template, *option_depth; static char *option_origin = NULL; static char *option_branch = NULL; @@ -70,8 +70,8 @@ static struct option builtin_clone_options[] = { PARSE_OPT_NOARG | PARSE_OPT_HIDDEN }, OPT_BOOLEAN(0, "mirror", &option_mirror, "create a mirror repository (implies bare)"), - OPT_BOOLEAN('l', "local", &option_local, - "to clone from a local repository"), + OPT_BOOL('l', "local", &option_local, + "to clone from a local repository"), OPT_BOOLEAN(0, "no-hardlinks", &option_no_hardlinks, "don't use local hardlinks, always copy"), OPT_BOOLEAN('s', "shared", &option_shared, @@ -92,6 +92,8 @@ static struct option builtin_clone_options[] = { "path to git-upload-pack on the remote"), OPT_STRING(0, "depth", &option_depth, "depth", "create a shallow clone of that depth"), + OPT_BOOL(0, "single-branch", &option_single_branch, + "clone only one branch, HEAD or --branch"), OPT_STRING(0, "separate-git-dir", &real_git_dir, "gitdir", "separate git dir from working tree"), OPT_STRING_LIST('c', "config", &option_config, "key=value", @@ -230,9 +232,6 @@ static int add_one_reference(struct string_list_item *item, void *cb_data) { char *ref_git; struct strbuf alternate = STRBUF_INIT; - struct remote *remote; - struct transport *transport; - const struct ref *extra; /* Beware: real_path() and mkpath() return static buffer */ ref_git = xstrdup(real_path(item->string)); @@ -247,14 +246,6 @@ static int add_one_reference(struct string_list_item *item, void *cb_data) strbuf_addf(&alternate, "%s/objects", ref_git); add_to_alternates_file(alternate.buf); strbuf_release(&alternate); - - remote = remote_get(ref_git); - transport = transport_get(remote, ref_git); - for (extra = transport_get_remote_refs(transport); extra; - extra = extra->next) - add_extra_ref(extra->name, extra->old_sha1, 0); - - transport_disconnect(transport); free(ref_git); return 0; } @@ -351,7 +342,7 @@ static void copy_or_link_directory(struct strbuf *src, struct strbuf *dest, if (!option_no_hardlinks) { if (!link(src->buf, dest->buf)) continue; - if (option_local) + if (option_local > 0) die_errno(_("failed to create link '%s'"), dest->buf); option_no_hardlinks = 1; } @@ -361,13 +352,8 @@ static void copy_or_link_directory(struct strbuf *src, struct strbuf *dest, closedir(dir); } -static const struct ref *clone_local(const char *src_repo, - const char *dest_repo) +static void clone_local(const char *src_repo, const char *dest_repo) { - const struct ref *ret; - struct remote *remote; - struct transport *transport; - if (option_shared) { struct strbuf alt = STRBUF_INIT; strbuf_addf(&alt, "%s/objects", src_repo); @@ -383,13 +369,8 @@ static const struct ref *clone_local(const char *src_repo, strbuf_release(&dest); } - remote = remote_get(src_repo); - transport = transport_get(remote, src_repo); - ret = transport_get_remote_refs(transport); - transport_disconnect(transport); if (0 <= option_verbosity) printf(_("done.\n")); - return ret; } static const char *junk_work_tree; @@ -420,6 +401,26 @@ static void remove_junk_on_signal(int signo) raise(signo); } +static struct ref *find_remote_branch(const struct ref *refs, const char *branch) +{ + struct ref *ref; + struct strbuf head = STRBUF_INIT; + strbuf_addstr(&head, "refs/heads/"); + strbuf_addstr(&head, branch); + ref = find_ref_by_name(refs, head.buf); + strbuf_release(&head); + + if (ref) + return ref; + + strbuf_addstr(&head, "refs/tags/"); + strbuf_addstr(&head, branch); + ref = find_ref_by_name(refs, head.buf); + strbuf_release(&head); + + return ref; +} + static struct ref *wanted_peer_refs(const struct ref *refs, struct refspec *refspec) { @@ -427,8 +428,30 @@ static struct ref *wanted_peer_refs(const struct ref *refs, struct ref *local_refs = head; struct ref **tail = head ? &head->next : &local_refs; - get_fetch_map(refs, refspec, &tail, 0); - if (!option_mirror) + if (option_single_branch) { + struct ref *remote_head = NULL; + + if (!option_branch) + remote_head = guess_remote_head(head, refs, 0); + else { + local_refs = NULL; + tail = &local_refs; + remote_head = copy_ref(find_remote_branch(refs, option_branch)); + } + + if (!remote_head && option_branch) + warning(_("Could not find remote branch %s to clone."), + option_branch); + else { + get_fetch_map(remote_head, refspec, &tail, 0); + + /* if --branch=tag, pull the requested tag explicitly */ + get_fetch_map(remote_head, tag_refspec, &tail, 0); + } + } else + get_fetch_map(refs, refspec, &tail, 0); + + if (!option_mirror && !option_single_branch) get_fetch_map(refs, tag_refspec, &tail, 0); return local_refs; @@ -441,11 +464,134 @@ static void write_remote_refs(const struct ref *local_refs) for (r = local_refs; r; r = r->next) { if (!r->peer_ref) continue; - add_extra_ref(r->peer_ref->name, r->old_sha1, 0); + add_packed_ref(r->peer_ref->name, r->old_sha1); } pack_refs(PACK_REFS_ALL); - clear_extra_refs(); +} + +static void write_followtags(const struct ref *refs, const char *msg) +{ + const struct ref *ref; + for (ref = refs; ref; ref = ref->next) { + if (prefixcmp(ref->name, "refs/tags/")) + continue; + if (!suffixcmp(ref->name, "^{}")) + continue; + if (!has_sha1_file(ref->old_sha1)) + continue; + update_ref(msg, ref->name, ref->old_sha1, + NULL, 0, DIE_ON_ERR); + } +} + +static void update_remote_refs(const struct ref *refs, + const struct ref *mapped_refs, + const struct ref *remote_head_points_at, + const char *branch_top, + const char *msg) +{ + if (refs) { + write_remote_refs(mapped_refs); + if (option_single_branch) + write_followtags(refs, msg); + } + + if (remote_head_points_at && !option_bare) { + struct strbuf head_ref = STRBUF_INIT; + strbuf_addstr(&head_ref, branch_top); + strbuf_addstr(&head_ref, "HEAD"); + create_symref(head_ref.buf, + remote_head_points_at->peer_ref->name, + msg); + } +} + +static void update_head(const struct ref *our, const struct ref *remote, + const char *msg) +{ + if (our && !prefixcmp(our->name, "refs/heads/")) { + /* Local default branch link */ + create_symref("HEAD", our->name, NULL); + if (!option_bare) { + const char *head = skip_prefix(our->name, "refs/heads/"); + update_ref(msg, "HEAD", our->old_sha1, NULL, 0, DIE_ON_ERR); + install_branch_config(0, head, option_origin, our->name); + } + } else if (our) { + struct commit *c = lookup_commit_reference(our->old_sha1); + /* --branch specifies a non-branch (i.e. tags), detach HEAD */ + update_ref(msg, "HEAD", c->object.sha1, + NULL, REF_NODEREF, DIE_ON_ERR); + } else if (remote) { + /* + * We know remote HEAD points to a non-branch, or + * HEAD points to a branch but we don't know which one. + * Detach HEAD in all these cases. + */ + update_ref(msg, "HEAD", remote->old_sha1, + NULL, REF_NODEREF, DIE_ON_ERR); + } +} + +static int checkout(void) +{ + unsigned char sha1[20]; + char *head; + struct lock_file *lock_file; + struct unpack_trees_options opts; + struct tree *tree; + struct tree_desc t; + int err = 0, fd; + + if (option_no_checkout) + return 0; + + head = resolve_refdup("HEAD", sha1, 1, NULL); + if (!head) { + warning(_("remote HEAD refers to nonexistent ref, " + "unable to checkout.\n")); + return 0; + } + if (!strcmp(head, "HEAD")) { + if (advice_detached_head) + detach_advice(sha1_to_hex(sha1)); + } else { + if (prefixcmp(head, "refs/heads/")) + die(_("HEAD not found below refs/heads!")); + } + free(head); + + /* We need to be in the new work tree for the checkout */ + setup_work_tree(); + + lock_file = xcalloc(1, sizeof(struct lock_file)); + fd = hold_locked_index(lock_file, 1); + + memset(&opts, 0, sizeof opts); + opts.update = 1; + opts.merge = 1; + opts.fn = oneway_merge; + opts.verbose_update = (option_verbosity >= 0); + opts.src_index = &the_index; + opts.dst_index = &the_index; + + tree = parse_tree_indirect(sha1); + parse_tree(tree); + init_tree_desc(&t, tree->buffer, tree->size); + unpack_trees(1, &t, &opts); + + if (write_cache(fd, active_cache, active_nr) || + commit_locked_index(lock_file)) + die(_("unable to write new index file")); + + err |= run_hook(NULL, "post-checkout", sha1_to_hex(null_sha1), + sha1_to_hex(sha1), "1", NULL); + + if (!err && option_recursive) + err = run_command_v_opt(argv_submodule, RUN_GIT_CMD); + + return err; } static int write_one_config(const char *key, const char *value, void *data) @@ -475,11 +621,13 @@ int cmd_clone(int argc, const char **argv, const char *prefix) const struct ref *remote_head_points_at; const struct ref *our_head_points_at; struct ref *mapped_refs; + const struct ref *ref; struct strbuf key = STRBUF_INIT, value = STRBUF_INIT; struct strbuf branch_top = STRBUF_INIT, reflog_msg = STRBUF_INIT; struct transport *transport = NULL; - char *src_ref_prefix = "refs/heads/"; - int err = 0; + const char *src_ref_prefix = "refs/heads/"; + struct remote *remote; + int err = 0, complete_refs_before_fetch = 1; struct refspec *refspec; const char *fetch_pattern; @@ -498,6 +646,9 @@ int cmd_clone(int argc, const char **argv, const char *prefix) usage_msg_opt(_("You must specify a repository to clone."), builtin_clone_usage, builtin_clone_options); + if (option_single_branch == -1) + option_single_branch = option_depth ? 1 : 0; + if (option_mirror) option_bare = 1; @@ -520,7 +671,7 @@ int cmd_clone(int argc, const char **argv, const char *prefix) die(_("repository '%s' does not exist"), repo_name); else repo = repo_name; - is_local = path && !is_bundle; + is_local = option_local != 0 && path && !is_bundle; if (is_local && option_depth) warning(_("--depth is ignored in local clones; use file:// instead.")); @@ -557,7 +708,7 @@ int cmd_clone(int argc, const char **argv, const char *prefix) if (safe_create_leading_directories_const(work_tree) < 0) die_errno(_("could not create leading directories of '%s'"), work_tree); - if (!dest_exists && mkdir(work_tree, 0755)) + if (!dest_exists && mkdir(work_tree, 0777)) die_errno(_("could not create work tree dir '%s'."), work_tree); set_git_work_tree(work_tree); @@ -630,13 +781,10 @@ int cmd_clone(int argc, const char **argv, const char *prefix) strbuf_reset(&value); - if (is_local) { - refs = clone_local(path, git_dir); - mapped_refs = wanted_peer_refs(refs, refspec); - } else { - struct remote *remote = remote_get(option_origin); - transport = transport_get(remote, remote->url[0]); + remote = remote_get(option_origin); + transport = transport_get(remote, remote->url[0]); + if (!is_local) { if (!transport->get_refs_list || !transport->fetch) die(_("Don't know how to clone %s"), transport->url); @@ -645,49 +793,57 @@ int cmd_clone(int argc, const char **argv, const char *prefix) if (option_depth) transport_set_option(transport, TRANS_OPT_DEPTH, option_depth); + if (option_single_branch) + transport_set_option(transport, TRANS_OPT_FOLLOWTAGS, "1"); transport_set_verbosity(transport, option_verbosity, option_progress); if (option_upload_pack) transport_set_option(transport, TRANS_OPT_UPLOADPACK, option_upload_pack); - - refs = transport_get_remote_refs(transport); - if (refs) { - mapped_refs = wanted_peer_refs(refs, refspec); - transport_fetch_refs(transport, mapped_refs); - } } + refs = transport_get_remote_refs(transport); + if (refs) { - clear_extra_refs(); + mapped_refs = wanted_peer_refs(refs, refspec); + /* + * transport_get_remote_refs() may return refs with null sha-1 + * in mapped_refs (see struct transport->get_refs_list + * comment). In that case we need fetch it early because + * remote_head code below relies on it. + * + * for normal clones, transport_get_remote_refs() should + * return reliable ref set, we can delay cloning until after + * remote HEAD check. + */ + for (ref = refs; ref; ref = ref->next) + if (is_null_sha1(ref->old_sha1)) { + complete_refs_before_fetch = 0; + break; + } - write_remote_refs(mapped_refs); + if (!is_local && !complete_refs_before_fetch) + transport_fetch_refs(transport, mapped_refs); remote_head = find_ref_by_name(refs, "HEAD"); remote_head_points_at = guess_remote_head(remote_head, mapped_refs, 0); if (option_branch) { - struct strbuf head = STRBUF_INIT; - strbuf_addstr(&head, src_ref_prefix); - strbuf_addstr(&head, option_branch); our_head_points_at = - find_ref_by_name(mapped_refs, head.buf); - strbuf_release(&head); - - if (!our_head_points_at) { - warning(_("Remote branch %s not found in " - "upstream %s, using HEAD instead"), - option_branch, option_origin); - our_head_points_at = remote_head_points_at; - } + find_remote_branch(mapped_refs, option_branch); + + if (!our_head_points_at) + die(_("Remote branch %s not found in upstream %s"), + option_branch, option_origin); } else our_head_points_at = remote_head_points_at; } else { warning(_("You appear to have cloned an empty repository.")); + mapped_refs = NULL; our_head_points_at = NULL; remote_head_points_at = NULL; remote_head = NULL; @@ -697,84 +853,20 @@ int cmd_clone(int argc, const char **argv, const char *prefix) "refs/heads/master"); } - if (remote_head_points_at && !option_bare) { - struct strbuf head_ref = STRBUF_INIT; - strbuf_addstr(&head_ref, branch_top.buf); - strbuf_addstr(&head_ref, "HEAD"); - create_symref(head_ref.buf, - remote_head_points_at->peer_ref->name, - reflog_msg.buf); - } + if (is_local) + clone_local(path, git_dir); + else if (refs && complete_refs_before_fetch) + transport_fetch_refs(transport, mapped_refs); - if (our_head_points_at) { - /* Local default branch link */ - create_symref("HEAD", our_head_points_at->name, NULL); - if (!option_bare) { - const char *head = skip_prefix(our_head_points_at->name, - "refs/heads/"); - update_ref(reflog_msg.buf, "HEAD", - our_head_points_at->old_sha1, - NULL, 0, DIE_ON_ERR); - install_branch_config(0, head, option_origin, - our_head_points_at->name); - } - } else if (remote_head) { - /* Source had detached HEAD pointing somewhere. */ - if (!option_bare) { - update_ref(reflog_msg.buf, "HEAD", - remote_head->old_sha1, - NULL, REF_NODEREF, DIE_ON_ERR); - our_head_points_at = remote_head; - } - } else { - /* Nothing to checkout out */ - if (!option_no_checkout) - warning(_("remote HEAD refers to nonexistent ref, " - "unable to checkout.\n")); - option_no_checkout = 1; - } + update_remote_refs(refs, mapped_refs, remote_head_points_at, + branch_top.buf, reflog_msg.buf); - if (transport) { - transport_unlock_pack(transport); - transport_disconnect(transport); - } + update_head(our_head_points_at, remote_head, reflog_msg.buf); - if (!option_no_checkout) { - struct lock_file *lock_file = xcalloc(1, sizeof(struct lock_file)); - struct unpack_trees_options opts; - struct tree *tree; - struct tree_desc t; - int fd; - - /* We need to be in the new work tree for the checkout */ - setup_work_tree(); - - fd = hold_locked_index(lock_file, 1); - - memset(&opts, 0, sizeof opts); - opts.update = 1; - opts.merge = 1; - opts.fn = oneway_merge; - opts.verbose_update = (option_verbosity > 0); - opts.src_index = &the_index; - opts.dst_index = &the_index; - - tree = parse_tree_indirect(our_head_points_at->old_sha1); - parse_tree(tree); - init_tree_desc(&t, tree->buffer, tree->size); - unpack_trees(1, &t, &opts); - - if (write_cache(fd, active_cache, active_nr) || - commit_locked_index(lock_file)) - die(_("unable to write new index file")); - - err |= run_hook(NULL, "post-checkout", sha1_to_hex(null_sha1), - sha1_to_hex(our_head_points_at->old_sha1), "1", - NULL); - - if (!err && option_recursive) - err = run_command_v_opt(argv_submodule, RUN_GIT_CMD); - } + transport_unlock_pack(transport); + transport_disconnect(transport); + + err = checkout(); strbuf_release(&reflog_msg); strbuf_release(&branch_top); diff --git a/builtin/column.c b/builtin/column.c new file mode 100644 index 0000000..5ea798a --- /dev/null +++ b/builtin/column.c @@ -0,0 +1,59 @@ +#include "builtin.h" +#include "cache.h" +#include "strbuf.h" +#include "parse-options.h" +#include "string-list.h" +#include "column.h" + +static const char * const builtin_column_usage[] = { + "git column [options]", + NULL +}; +static unsigned int colopts; + +static int column_config(const char *var, const char *value, void *cb) +{ + return git_column_config(var, value, cb, &colopts); +} + +int cmd_column(int argc, const char **argv, const char *prefix) +{ + struct string_list list = STRING_LIST_INIT_DUP; + struct strbuf sb = STRBUF_INIT; + struct column_options copts; + const char *command = NULL, *real_command = NULL; + struct option options[] = { + OPT_STRING(0, "command", &real_command, "name", "lookup config vars"), + OPT_COLUMN(0, "mode", &colopts, "layout to use"), + OPT_INTEGER(0, "raw-mode", &colopts, "layout to use"), + OPT_INTEGER(0, "width", &copts.width, "Maximum width"), + OPT_STRING(0, "indent", &copts.indent, "string", "Padding space on left border"), + OPT_INTEGER(0, "nl", &copts.nl, "Padding space on right border"), + OPT_INTEGER(0, "padding", &copts.padding, "Padding space between columns"), + OPT_END() + }; + + /* This one is special and must be the first one */ + if (argc > 1 && !prefixcmp(argv[1], "--command=")) { + command = argv[1] + 10; + git_config(column_config, (void *)command); + } else + git_config(column_config, NULL); + + memset(&copts, 0, sizeof(copts)); + copts.width = term_columns(); + copts.padding = 1; + argc = parse_options(argc, argv, "", options, builtin_column_usage, 0); + if (argc) + usage_with_options(builtin_column_usage, options); + if (real_command || command) { + if (!real_command || !command || strcmp(real_command, command)) + die(_("--command must be the first argument")); + } + finalize_colopts(&colopts, -1); + while (!strbuf_getline(&sb, stdin, '\n')) + string_list_append(&list, sb.buf); + + print_columns(&list, colopts, &copts); + return 0; +} diff --git a/builtin/commit.c b/builtin/commit.c index 4b4e7e7..6515da2 100644 --- a/builtin/commit.c +++ b/builtin/commit.c @@ -27,6 +27,7 @@ #include "quote.h" #include "submodule.h" #include "gpg-interface.h" +#include "column.h" static const char * const builtin_commit_usage[] = { "git commit [options] [--] <filepattern>...", @@ -109,13 +110,11 @@ static int show_ignored_in_status; static const char *only_include_assumed; static struct strbuf message = STRBUF_INIT; -static int null_termination; static enum { STATUS_FORMAT_LONG, STATUS_FORMAT_SHORT, STATUS_FORMAT_PORCELAIN } status_format = STATUS_FORMAT_LONG; -static int status_show_branch; static int opt_parse_m(const struct option *opt, const char *arg, int unset) { @@ -129,59 +128,6 @@ static int opt_parse_m(const struct option *opt, const char *arg, int unset) return 0; } -static struct option builtin_commit_options[] = { - OPT__QUIET(&quiet, "suppress summary after successful commit"), - OPT__VERBOSE(&verbose, "show diff in commit message template"), - - OPT_GROUP("Commit message options"), - OPT_FILENAME('F', "file", &logfile, "read message from file"), - OPT_STRING(0, "author", &force_author, "author", "override author for commit"), - OPT_STRING(0, "date", &force_date, "date", "override date for commit"), - OPT_CALLBACK('m', "message", &message, "message", "commit message", opt_parse_m), - OPT_STRING('c', "reedit-message", &edit_message, "commit", "reuse and edit message from specified commit"), - OPT_STRING('C', "reuse-message", &use_message, "commit", "reuse message from specified commit"), - OPT_STRING(0, "fixup", &fixup_message, "commit", "use autosquash formatted message to fixup specified commit"), - OPT_STRING(0, "squash", &squash_message, "commit", "use autosquash formatted message to squash specified commit"), - OPT_BOOLEAN(0, "reset-author", &renew_authorship, "the commit is authored by me now (used with -C/-c/--amend)"), - OPT_BOOLEAN('s', "signoff", &signoff, "add Signed-off-by:"), - OPT_FILENAME('t', "template", &template_file, "use specified template file"), - OPT_BOOL('e', "edit", &edit_flag, "force edit of commit"), - OPT_STRING(0, "cleanup", &cleanup_arg, "default", "how to strip spaces and #comments from message"), - OPT_BOOLEAN(0, "status", &include_status, "include status in commit message template"), - { OPTION_STRING, 'S', "gpg-sign", &sign_commit, "key id", - "GPG sign commit", PARSE_OPT_OPTARG, NULL, (intptr_t) "" }, - /* end commit message options */ - - OPT_GROUP("Commit contents options"), - OPT_BOOLEAN('a', "all", &all, "commit all changed files"), - OPT_BOOLEAN('i', "include", &also, "add specified files to index for commit"), - OPT_BOOLEAN(0, "interactive", &interactive, "interactively add files"), - OPT_BOOLEAN('p', "patch", &patch_interactive, "interactively add changes"), - OPT_BOOLEAN('o', "only", &only, "commit only specified files"), - OPT_BOOLEAN('n', "no-verify", &no_verify, "bypass pre-commit hook"), - OPT_BOOLEAN(0, "dry-run", &dry_run, "show what would be committed"), - OPT_SET_INT(0, "short", &status_format, "show status concisely", - STATUS_FORMAT_SHORT), - OPT_BOOLEAN(0, "branch", &status_show_branch, "show branch information"), - OPT_SET_INT(0, "porcelain", &status_format, - "machine-readable output", STATUS_FORMAT_PORCELAIN), - OPT_BOOLEAN('z', "null", &null_termination, - "terminate entries with NUL"), - OPT_BOOLEAN(0, "amend", &amend, "amend previous commit"), - OPT_BOOLEAN(0, "no-post-rewrite", &no_post_rewrite, "bypass post-rewrite hook"), - { OPTION_STRING, 'u', "untracked-files", &untracked_files_arg, "mode", "show untracked files, optional modes: all, normal, no. (Default: all)", PARSE_OPT_OPTARG, NULL, (intptr_t)"all" }, - /* end commit contents options */ - - { OPTION_BOOLEAN, 0, "allow-empty", &allow_empty, NULL, - "ok to record an empty change", - PARSE_OPT_NOARG | PARSE_OPT_HIDDEN }, - { OPTION_BOOLEAN, 0, "allow-empty-message", &allow_empty_message, NULL, - "ok to record a change with an empty message", - PARSE_OPT_NOARG | PARSE_OPT_HIDDEN }, - - OPT_END() -}; - static void determine_whence(struct wt_status *s) { if (file_exists(git_path("MERGE_HEAD"))) @@ -194,24 +140,6 @@ static void determine_whence(struct wt_status *s) s->whence = whence; } -static const char *whence_s(void) -{ - const char *s = ""; - - switch (whence) { - case FROM_COMMIT: - break; - case FROM_MERGE: - s = _("merge"); - break; - case FROM_CHERRY_PICK: - s = _("cherry-pick"); - break; - } - - return s; -} - static void rollback_index_files(void) { switch (commit_style) { @@ -400,7 +328,7 @@ static char *prepare_index(int argc, const char **argv, const char *prefix, fd = hold_locked_index(&index_lock, 1); add_files_to_cache(also ? prefix : NULL, pathspec, 0); refresh_cache_or_die(refresh_flags); - update_main_cache_tree(1); + update_main_cache_tree(WRITE_TREE_SILENT); if (write_cache(fd, active_cache, active_nr) || close_lock_file(&index_lock)) die(_("unable to write new_index file")); @@ -421,7 +349,7 @@ static char *prepare_index(int argc, const char **argv, const char *prefix, fd = hold_locked_index(&index_lock, 1); refresh_cache_or_die(refresh_flags); if (active_cache_changed) { - update_main_cache_tree(1); + update_main_cache_tree(WRITE_TREE_SILENT); if (write_cache(fd, active_cache, active_nr) || commit_locked_index(&index_lock)) die(_("unable to write new_index file")); @@ -453,8 +381,12 @@ static char *prepare_index(int argc, const char **argv, const char *prefix, */ commit_style = COMMIT_PARTIAL; - if (whence != FROM_COMMIT) - die(_("cannot do a partial commit during a %s."), whence_s()); + if (whence != FROM_COMMIT) { + if (whence == FROM_MERGE) + die(_("cannot do a partial commit during a merge.")); + else if (whence == FROM_CHERRY_PICK) + die(_("cannot do a partial commit during a cherry-pick.")); + } memset(&partial, 0, sizeof(partial)); partial.strdup_strings = 1; @@ -513,10 +445,10 @@ static int run_status(FILE *fp, const char *index_file, const char *prefix, int switch (status_format) { case STATUS_FORMAT_SHORT: - wt_shortstatus_print(s, null_termination, status_show_branch); + wt_shortstatus_print(s); break; case STATUS_FORMAT_PORCELAIN: - wt_porcelain_print(s, null_termination); + wt_porcelain_print(s); break; case STATUS_FORMAT_LONG: wt_status_print(s); @@ -533,9 +465,20 @@ static int is_a_merge(const struct commit *current_head) static const char sign_off_header[] = "Signed-off-by: "; +static void export_one(const char *var, const char *s, const char *e, int hack) +{ + struct strbuf buf = STRBUF_INIT; + if (hack) + strbuf_addch(&buf, hack); + strbuf_addf(&buf, "%.*s", (int)(e - s), s); + setenv(var, buf.buf, 1); + strbuf_release(&buf); +} + static void determine_author_info(struct strbuf *author_ident) { char *name, *email, *date; + struct ident_split author; name = getenv("GIT_AUTHOR_NAME"); email = getenv("GIT_AUTHOR_EMAIL"); @@ -583,8 +526,12 @@ static void determine_author_info(struct strbuf *author_ident) if (force_date) date = force_date; - strbuf_addstr(author_ident, fmt_ident(name, email, date, - IDENT_ERROR_ON_NO_NAME)); + strbuf_addstr(author_ident, fmt_ident(name, email, date, IDENT_STRICT)); + if (!split_ident_line(&author, author_ident->buf, author_ident->len)) { + export_one("GIT_AUTHOR_NAME", author.name_begin, author.name_end, 0); + export_one("GIT_AUTHOR_EMAIL", author.mail_begin, author.mail_end, 0); + export_one("GIT_AUTHOR_DATE", author.date_begin, author.tz_end, '@'); + } } static int ends_rfc2822_footer(struct strbuf *sb) @@ -652,6 +599,9 @@ static int prepare_to_commit(const char *index_file, const char *prefix, int ident_shown = 0; int clean_message_contents = (cleanup_mode != CLEANUP_NONE); + /* This checks and barfs if author is badly specified */ + determine_author_info(author_ident); + if (!no_verify && run_hook(index_file, "pre-commit", NULL)) return 0; @@ -771,37 +721,37 @@ static int prepare_to_commit(const char *index_file, const char *prefix, strbuf_release(&sb); - /* This checks and barfs if author is badly specified */ - determine_author_info(author_ident); - /* This checks if committer ident is explicitly given */ strbuf_addstr(&committer_ident, git_committer_info(0)); if (use_editor && include_status) { char *ai_tmp, *ci_tmp; if (whence != FROM_COMMIT) status_printf_ln(s, GIT_COLOR_NORMAL, - _("\n" - "It looks like you may be committing a %s.\n" - "If this is not correct, please remove the file\n" - " %s\n" - "and try again.\n" - ""), - whence_s(), + whence == FROM_MERGE + ? _("\n" + "It looks like you may be committing a merge.\n" + "If this is not correct, please remove the file\n" + " %s\n" + "and try again.\n") + : _("\n" + "It looks like you may be committing a cherry-pick.\n" + "If this is not correct, please remove the file\n" + " %s\n" + "and try again.\n"), git_path(whence == FROM_MERGE ? "MERGE_HEAD" : "CHERRY_PICK_HEAD")); fprintf(s->fp, "\n"); - status_printf(s, GIT_COLOR_NORMAL, - _("Please enter the commit message for your changes.")); if (cleanup_mode == CLEANUP_ALL) - status_printf_more(s, GIT_COLOR_NORMAL, - _(" Lines starting\n" - "with '#' will be ignored, and an empty" + status_printf(s, GIT_COLOR_NORMAL, + _("Please enter the commit message for your changes." + " Lines starting\nwith '#' will be ignored, and an empty" " message aborts the commit.\n")); else /* CLEANUP_SPACE, that is. */ - status_printf_more(s, GIT_COLOR_NORMAL, - _(" Lines starting\n" + status_printf(s, GIT_COLOR_NORMAL, + _("Please enter the commit message for your changes." + " Lines starting\n" "with '#' will be kept; you may remove them" " yourself if you want to.\n" "An empty message aborts the commit.\n")); @@ -905,27 +855,10 @@ static int prepare_to_commit(const char *index_file, const char *prefix, return 1; } -/* - * Find out if the message in the strbuf contains only whitespace and - * Signed-off-by lines. - */ -static int message_is_empty(struct strbuf *sb) +static int rest_is_empty(struct strbuf *sb, int start) { - struct strbuf tmpl = STRBUF_INIT; + int i, eol; const char *nl; - int eol, i, start = 0; - - if (cleanup_mode == CLEANUP_NONE && sb->len) - return 0; - - /* See if the template is just a prefix of the message. */ - if (template_file && strbuf_read_file(&tmpl, template_file, 0) > 0) { - stripspace(&tmpl, cleanup_mode == CLEANUP_ALL); - if (start + tmpl.len <= sb->len && - memcmp(tmpl.buf, sb->buf + start, tmpl.len) == 0) - start += tmpl.len; - } - strbuf_release(&tmpl); /* Check if the rest is just whitespace and Signed-of-by's. */ for (i = start; i < sb->len; i++) { @@ -948,6 +881,40 @@ static int message_is_empty(struct strbuf *sb) return 1; } +/* + * Find out if the message in the strbuf contains only whitespace and + * Signed-off-by lines. + */ +static int message_is_empty(struct strbuf *sb) +{ + if (cleanup_mode == CLEANUP_NONE && sb->len) + return 0; + return rest_is_empty(sb, 0); +} + +/* + * See if the user edited the message in the editor or left what + * was in the template intact + */ +static int template_untouched(struct strbuf *sb) +{ + struct strbuf tmpl = STRBUF_INIT; + char *start; + + if (cleanup_mode == CLEANUP_NONE && sb->len) + return 0; + + if (!template_file || strbuf_read_file(&tmpl, template_file, 0) <= 0) + return 0; + + stripspace(&tmpl, cleanup_mode == CLEANUP_ALL); + start = (char *)skip_prefix(sb->buf, tmpl.buf); + if (!start) + start = sb->buf; + strbuf_release(&tmpl); + return rest_is_empty(sb, start - sb->buf); +} + static const char *find_author_by_nickname(const char *name) { struct rev_info revs; @@ -1013,6 +980,7 @@ static const char *read_commit_message(const char *name) } static int parse_and_validate_options(int argc, const char *argv[], + const struct option *options, const char * const usage[], const char *prefix, struct commit *current_head, @@ -1020,8 +988,7 @@ static int parse_and_validate_options(int argc, const char *argv[], { int f = 0; - argc = parse_options(argc, argv, prefix, builtin_commit_options, usage, - 0); + argc = parse_options(argc, argv, prefix, options, usage, 0); if (force_author && !strchr(force_author, '>')) force_author = find_author_by_nickname(force_author); @@ -1039,8 +1006,12 @@ static int parse_and_validate_options(int argc, const char *argv[], /* Sanity check options */ if (amend && !current_head) die(_("You have nothing to amend.")); - if (amend && whence != FROM_COMMIT) - die(_("You are in the middle of a %s -- cannot amend."), whence_s()); + if (amend && whence != FROM_COMMIT) { + if (whence == FROM_MERGE) + die(_("You are in the middle of a merge -- cannot amend.")); + else if (whence == FROM_CHERRY_PICK) + die(_("You are in the middle of a cherry-pick -- cannot amend.")); + } if (fixup_message && squash_message) die(_("Options --squash and --fixup cannot be used together")); if (use_message) @@ -1055,6 +1026,8 @@ static int parse_and_validate_options(int argc, const char *argv[], die(_("Only one of -c/-C/-F/--fixup can be used.")); if (message.len && f > 0) die((_("Option -m cannot be combined with -c/-C/-F/--fixup."))); + if (f || message.len) + template_file = NULL; if (edit_message) use_message = edit_message; if (amend && !use_message && !fixup_message) @@ -1100,7 +1073,7 @@ static int parse_and_validate_options(int argc, const char *argv[], if (all && argc > 0) die(_("Paths with -a does not make sense.")); - if (null_termination && status_format == STATUS_FORMAT_LONG) + if (s->null_termination && status_format == STATUS_FORMAT_LONG) status_format = STATUS_FORMAT_PORCELAIN; if (status_format != STATUS_FORMAT_LONG) dry_run = 1; @@ -1145,6 +1118,8 @@ static int git_status_config(const char *k, const char *v, void *cb) { struct wt_status *s = cb; + if (!prefixcmp(k, "column.")) + return git_column_config(k, v, "status", &s->colopts); if (!strcmp(k, "status.submodulesummary")) { int is_bool; s->submodule_summary = git_config_bool_or_int(k, v, &is_bool); @@ -1187,19 +1162,19 @@ static int git_status_config(const char *k, const char *v, void *cb) int cmd_status(int argc, const char **argv, const char *prefix) { - struct wt_status s; + static struct wt_status s; int fd; unsigned char sha1[20]; static struct option builtin_status_options[] = { OPT__VERBOSE(&verbose, "be verbose"), OPT_SET_INT('s', "short", &status_format, "show status concisely", STATUS_FORMAT_SHORT), - OPT_BOOLEAN('b', "branch", &status_show_branch, + OPT_BOOLEAN('b', "branch", &s.show_branch, "show branch information"), OPT_SET_INT(0, "porcelain", &status_format, "machine-readable output", STATUS_FORMAT_PORCELAIN), - OPT_BOOLEAN('z', "null", &null_termination, + OPT_BOOLEAN('z', "null", &s.null_termination, "terminate entries with NUL"), { OPTION_STRING, 'u', "untracked-files", &untracked_files_arg, "mode", @@ -1210,6 +1185,7 @@ int cmd_status(int argc, const char **argv, const char *prefix) { OPTION_STRING, 0, "ignore-submodules", &ignore_submodule_arg, "when", "ignore changes to submodules, optional when: all, dirty, untracked. (Default: all)", PARSE_OPT_OPTARG, NULL, (intptr_t)"all" }, + OPT_COLUMN(0, "column", &s.colopts, "list untracked files in columns"), OPT_END(), }; @@ -1223,8 +1199,9 @@ int cmd_status(int argc, const char **argv, const char *prefix) argc = parse_options(argc, argv, prefix, builtin_status_options, builtin_status_usage, 0); + finalize_colopts(&s.colopts, -1); - if (null_termination && status_format == STATUS_FORMAT_LONG) + if (s.null_termination && status_format == STATUS_FORMAT_LONG) status_format = STATUS_FORMAT_PORCELAIN; handle_untracked_files_arg(&s); @@ -1249,10 +1226,10 @@ int cmd_status(int argc, const char **argv, const char *prefix) switch (status_format) { case STATUS_FORMAT_SHORT: - wt_shortstatus_print(&s, null_termination, status_show_branch); + wt_shortstatus_print(&s); break; case STATUS_FORMAT_PORCELAIN: - wt_porcelain_print(&s, null_termination); + wt_porcelain_print(&s); break; case STATUS_FORMAT_LONG: s.verbose = verbose; @@ -1387,6 +1364,60 @@ static int run_rewrite_hook(const unsigned char *oldsha1, int cmd_commit(int argc, const char **argv, const char *prefix) { + static struct wt_status s; + static struct option builtin_commit_options[] = { + OPT__QUIET(&quiet, "suppress summary after successful commit"), + OPT__VERBOSE(&verbose, "show diff in commit message template"), + + OPT_GROUP("Commit message options"), + OPT_FILENAME('F', "file", &logfile, "read message from file"), + OPT_STRING(0, "author", &force_author, "author", "override author for commit"), + OPT_STRING(0, "date", &force_date, "date", "override date for commit"), + OPT_CALLBACK('m', "message", &message, "message", "commit message", opt_parse_m), + OPT_STRING('c', "reedit-message", &edit_message, "commit", "reuse and edit message from specified commit"), + OPT_STRING('C', "reuse-message", &use_message, "commit", "reuse message from specified commit"), + OPT_STRING(0, "fixup", &fixup_message, "commit", "use autosquash formatted message to fixup specified commit"), + OPT_STRING(0, "squash", &squash_message, "commit", "use autosquash formatted message to squash specified commit"), + OPT_BOOLEAN(0, "reset-author", &renew_authorship, "the commit is authored by me now (used with -C/-c/--amend)"), + OPT_BOOLEAN('s', "signoff", &signoff, "add Signed-off-by:"), + OPT_FILENAME('t', "template", &template_file, "use specified template file"), + OPT_BOOL('e', "edit", &edit_flag, "force edit of commit"), + OPT_STRING(0, "cleanup", &cleanup_arg, "default", "how to strip spaces and #comments from message"), + OPT_BOOLEAN(0, "status", &include_status, "include status in commit message template"), + { OPTION_STRING, 'S', "gpg-sign", &sign_commit, "key id", + "GPG sign commit", PARSE_OPT_OPTARG, NULL, (intptr_t) "" }, + /* end commit message options */ + + OPT_GROUP("Commit contents options"), + OPT_BOOLEAN('a', "all", &all, "commit all changed files"), + OPT_BOOLEAN('i', "include", &also, "add specified files to index for commit"), + OPT_BOOLEAN(0, "interactive", &interactive, "interactively add files"), + OPT_BOOLEAN('p', "patch", &patch_interactive, "interactively add changes"), + OPT_BOOLEAN('o', "only", &only, "commit only specified files"), + OPT_BOOLEAN('n', "no-verify", &no_verify, "bypass pre-commit hook"), + OPT_BOOLEAN(0, "dry-run", &dry_run, "show what would be committed"), + OPT_SET_INT(0, "short", &status_format, "show status concisely", + STATUS_FORMAT_SHORT), + OPT_BOOLEAN(0, "branch", &s.show_branch, "show branch information"), + OPT_SET_INT(0, "porcelain", &status_format, + "machine-readable output", STATUS_FORMAT_PORCELAIN), + OPT_BOOLEAN('z', "null", &s.null_termination, + "terminate entries with NUL"), + OPT_BOOLEAN(0, "amend", &amend, "amend previous commit"), + OPT_BOOLEAN(0, "no-post-rewrite", &no_post_rewrite, "bypass post-rewrite hook"), + { OPTION_STRING, 'u', "untracked-files", &untracked_files_arg, "mode", "show untracked files, optional modes: all, normal, no. (Default: all)", PARSE_OPT_OPTARG, NULL, (intptr_t)"all" }, + /* end commit contents options */ + + { OPTION_BOOLEAN, 0, "allow-empty", &allow_empty, NULL, + "ok to record an empty change", + PARSE_OPT_NOARG | PARSE_OPT_HIDDEN }, + { OPTION_BOOLEAN, 0, "allow-empty-message", &allow_empty_message, NULL, + "ok to record a change with an empty message", + PARSE_OPT_NOARG | PARSE_OPT_HIDDEN }, + + OPT_END() + }; + struct strbuf sb = STRBUF_INIT; struct strbuf author_ident = STRBUF_INIT; const char *index_file, *reflog_msg; @@ -1396,7 +1427,6 @@ int cmd_commit(int argc, const char **argv, const char *prefix) struct commit_list *parents = NULL, **pptr = &parents; struct stat statbuf; int allow_fast_forward = 1; - struct wt_status s; struct commit *current_head = NULL; struct commit_extra_header *extra = NULL; @@ -1406,6 +1436,7 @@ int cmd_commit(int argc, const char **argv, const char *prefix) wt_status_prepare(&s); git_config(git_commit_config, &s); determine_whence(&s); + s.colopts = 0; if (get_sha1("HEAD", sha1)) current_head = NULL; @@ -1414,7 +1445,8 @@ int cmd_commit(int argc, const char **argv, const char *prefix) if (!current_head || parse_commit(current_head)) die(_("could not parse HEAD commit")); } - argc = parse_and_validate_options(argc, argv, builtin_commit_usage, + argc = parse_and_validate_options(argc, argv, builtin_commit_options, + builtin_commit_usage, prefix, current_head, &s); if (dry_run) return dry_run_commit(argc, argv, prefix, current_head, &s); @@ -1494,6 +1526,11 @@ int cmd_commit(int argc, const char **argv, const char *prefix) if (cleanup_mode != CLEANUP_NONE) stripspace(&sb, cleanup_mode == CLEANUP_ALL); + if (template_untouched(&sb) && !allow_empty_message) { + rollback_index_files(); + fprintf(stderr, _("Aborting commit; you did not edit the message.\n")); + exit(1); + } if (message_is_empty(&sb) && !allow_empty_message) { rollback_index_files(); fprintf(stderr, _("Aborting commit due to empty commit message.\n")); diff --git a/builtin/config.c b/builtin/config.c index d35c06a..e8e1c0a 100644 --- a/builtin/config.c +++ b/builtin/config.c @@ -25,6 +25,7 @@ static const char *given_config_file; static int actions, types; static const char *get_color_slot, *get_colorbool_slot; static int end_null; +static int respect_includes = -1; #define ACTION_GET (1<<0) #define ACTION_GET_ALL (1<<1) @@ -74,6 +75,7 @@ static struct option builtin_config_options[] = { OPT_BIT(0, "path", &types, "value is a path (file or directory name)", TYPE_PATH), OPT_GROUP("Other"), OPT_BOOLEAN('z', "null", &end_null, "terminate values with NUL byte"), + OPT_BOOL(0, "includes", &respect_includes, "respect include directives on lookup"), OPT_END(), }; @@ -159,17 +161,18 @@ static int show_config(const char *key_, const char *value_, void *cb) static int get_value(const char *key_, const char *regex_) { int ret = -1; - char *global = NULL, *repo_config = NULL; + char *global = NULL, *xdg = NULL, *repo_config = NULL; const char *system_wide = NULL, *local; + struct config_include_data inc = CONFIG_INCLUDE_INIT; + config_fn_t fn; + void *data; - local = config_exclusive_filename; + local = given_config_file; if (!local) { - const char *home = getenv("HOME"); local = repo_config = git_pathdup("config"); - if (home) - global = xstrdup(mkpath("%s/.gitconfig", home)); if (git_config_system()) system_wide = git_etc_gitconfig(); + home_config_paths(&global, &xdg, "config"); } if (use_key_regexp) { @@ -213,19 +216,32 @@ static int get_value(const char *key_, const char *regex_) } } + fn = show_config; + data = NULL; + if (respect_includes) { + inc.fn = fn; + inc.data = data; + fn = git_config_include; + data = &inc; + } + if (do_all && system_wide) - git_config_from_file(show_config, system_wide, NULL); + git_config_from_file(fn, system_wide, data); + if (do_all && xdg) + git_config_from_file(fn, xdg, data); if (do_all && global) - git_config_from_file(show_config, global, NULL); + git_config_from_file(fn, global, data); if (do_all) - git_config_from_file(show_config, local, NULL); - git_config_from_parameters(show_config, NULL); + git_config_from_file(fn, local, data); + git_config_from_parameters(fn, data); if (!do_all && !seen) - git_config_from_file(show_config, local, NULL); + git_config_from_file(fn, local, data); if (!do_all && !seen && global) - git_config_from_file(show_config, global, NULL); + git_config_from_file(fn, global, data); + if (!do_all && !seen && xdg) + git_config_from_file(fn, xdg, data); if (!do_all && !seen && system_wide) - git_config_from_file(show_config, system_wide, NULL); + git_config_from_file(fn, system_wide, data); free(key); if (regexp) { @@ -241,6 +257,7 @@ static int get_value(const char *key_, const char *regex_) free_strings: free(repo_config); free(global); + free(xdg); return ret; } @@ -301,7 +318,8 @@ static void get_color(const char *def_color) { get_color_found = 0; parsed_color[0] = '\0'; - git_config(git_get_color_config, NULL); + git_config_with_options(git_get_color_config, NULL, + given_config_file, respect_includes); if (!get_color_found && def_color) color_parse(def_color, "command line", parsed_color); @@ -328,7 +346,8 @@ static int get_colorbool(int print) { get_colorbool_found = -1; get_diff_color_found = -1; - git_config(git_get_colorbool_config, NULL); + git_config_with_options(git_get_colorbool_config, NULL, + given_config_file, respect_includes); if (get_colorbool_found < 0) { if (!strcmp(get_colorbool_slot, "color.diff")) @@ -351,7 +370,7 @@ int cmd_config(int argc, const char **argv, const char *prefix) int nongit = !startup_info->have_repository; char *value; - config_exclusive_filename = getenv(CONFIG_ENVIRONMENT); + given_config_file = getenv(CONFIG_ENVIRONMENT); argc = parse_options(argc, argv, prefix, builtin_config_options, builtin_config_usage, @@ -363,27 +382,33 @@ int cmd_config(int argc, const char **argv, const char *prefix) } if (use_global_config) { - char *home = getenv("HOME"); - if (home) { - char *user_config = xstrdup(mkpath("%s/.gitconfig", home)); - config_exclusive_filename = user_config; - } else { + char *user_config = NULL; + char *xdg_config = NULL; + + home_config_paths(&user_config, &xdg_config, "config"); + + if (access(user_config, R_OK) && !access(xdg_config, R_OK)) + given_config_file = xdg_config; + else if (user_config) + given_config_file = user_config; + else die("$HOME not set"); - } } else if (use_system_config) - config_exclusive_filename = git_etc_gitconfig(); + given_config_file = git_etc_gitconfig(); else if (use_local_config) - config_exclusive_filename = git_pathdup("config"); + given_config_file = git_pathdup("config"); else if (given_config_file) { if (!is_absolute_path(given_config_file) && prefix) - config_exclusive_filename = prefix_filename(prefix, - strlen(prefix), - given_config_file); - else - config_exclusive_filename = given_config_file; + given_config_file = + xstrdup(prefix_filename(prefix, + strlen(prefix), + given_config_file)); } + if (respect_includes == -1) + respect_includes = !given_config_file; + if (end_null) { term = '\0'; delim = '\n'; @@ -420,28 +445,30 @@ int cmd_config(int argc, const char **argv, const char *prefix) if (actions == ACTION_LIST) { check_argc(argc, 0, 0); - if (git_config(show_all_config, NULL) < 0) { - if (config_exclusive_filename) + if (git_config_with_options(show_all_config, NULL, + given_config_file, + respect_includes) < 0) { + if (given_config_file) die_errno("unable to read config file '%s'", - config_exclusive_filename); + given_config_file); else die("error processing config file(s)"); } } else if (actions == ACTION_EDIT) { check_argc(argc, 0, 0); - if (!config_exclusive_filename && nongit) + if (!given_config_file && nongit) die("not in a git directory"); git_config(git_default_config, NULL); - launch_editor(config_exclusive_filename ? - config_exclusive_filename : git_path("config"), + launch_editor(given_config_file ? + given_config_file : git_path("config"), NULL, NULL); } else if (actions == ACTION_SET) { int ret; check_argc(argc, 2, 2); value = normalize_value(argv[0], argv[1]); - ret = git_config_set(argv[0], value); + ret = git_config_set_in_file(given_config_file, argv[0], value); if (ret == CONFIG_NOTHING_SET) error("cannot overwrite multiple values with a single value\n" " Use a regexp, --add or --replace-all to change %s.", argv[0]); @@ -450,17 +477,20 @@ int cmd_config(int argc, const char **argv, const char *prefix) else if (actions == ACTION_SET_ALL) { check_argc(argc, 2, 3); value = normalize_value(argv[0], argv[1]); - return git_config_set_multivar(argv[0], value, argv[2], 0); + return git_config_set_multivar_in_file(given_config_file, + argv[0], value, argv[2], 0); } else if (actions == ACTION_ADD) { check_argc(argc, 2, 2); value = normalize_value(argv[0], argv[1]); - return git_config_set_multivar(argv[0], value, "^$", 0); + return git_config_set_multivar_in_file(given_config_file, + argv[0], value, "^$", 0); } else if (actions == ACTION_REPLACE_ALL) { check_argc(argc, 2, 3); value = normalize_value(argv[0], argv[1]); - return git_config_set_multivar(argv[0], value, argv[2], 1); + return git_config_set_multivar_in_file(given_config_file, + argv[0], value, argv[2], 1); } else if (actions == ACTION_GET) { check_argc(argc, 1, 2); @@ -481,18 +511,22 @@ int cmd_config(int argc, const char **argv, const char *prefix) else if (actions == ACTION_UNSET) { check_argc(argc, 1, 2); if (argc == 2) - return git_config_set_multivar(argv[0], NULL, argv[1], 0); + return git_config_set_multivar_in_file(given_config_file, + argv[0], NULL, argv[1], 0); else - return git_config_set(argv[0], NULL); + return git_config_set_in_file(given_config_file, + argv[0], NULL); } else if (actions == ACTION_UNSET_ALL) { check_argc(argc, 1, 2); - return git_config_set_multivar(argv[0], NULL, argv[1], 1); + return git_config_set_multivar_in_file(given_config_file, + argv[0], NULL, argv[1], 1); } else if (actions == ACTION_RENAME_SECTION) { int ret; check_argc(argc, 2, 2); - ret = git_config_rename_section(argv[0], argv[1]); + ret = git_config_rename_section_in_file(given_config_file, + argv[0], argv[1]); if (ret < 0) return ret; if (ret == 0) @@ -501,7 +535,8 @@ int cmd_config(int argc, const char **argv, const char *prefix) else if (actions == ACTION_REMOVE_SECTION) { int ret; check_argc(argc, 1, 1); - ret = git_config_rename_section(argv[0], NULL); + ret = git_config_rename_section_in_file(given_config_file, + argv[0], NULL); if (ret < 0) return ret; if (ret == 0) diff --git a/builtin/credential.c b/builtin/credential.c new file mode 100644 index 0000000..0412fa0 --- /dev/null +++ b/builtin/credential.c @@ -0,0 +1,31 @@ +#include "git-compat-util.h" +#include "credential.h" +#include "builtin.h" + +static const char usage_msg[] = + "git credential [fill|approve|reject]"; + +int cmd_credential(int argc, const char **argv, const char *prefix) +{ + const char *op; + struct credential c = CREDENTIAL_INIT; + + op = argv[1]; + if (!op) + usage(usage_msg); + + if (credential_read(&c, stdin) < 0) + die("unable to read credential from stdin"); + + if (!strcmp(op, "fill")) { + credential_fill(&c); + credential_write(&c, stdout); + } else if (!strcmp(op, "approve")) { + credential_approve(&c); + } else if (!strcmp(op, "reject")) { + credential_reject(&c); + } else { + usage(usage_msg); + } + return 0; +} diff --git a/builtin/diff.c b/builtin/diff.c index 387afa7..da8f6aa 100644 --- a/builtin/diff.c +++ b/builtin/diff.c @@ -285,6 +285,10 @@ int cmd_diff(int argc, const char **argv, const char *prefix) /* Otherwise, we are doing the usual "git" diff */ rev.diffopt.skip_stat_unmatch = !!diff_auto_refresh_index; + /* Scale to real terminal size and respect statGraphWidth config */ + rev.diffopt.stat_width = -1; + rev.diffopt.stat_graph_width = -1; + /* Default to let external and textconv be used */ DIFF_OPT_SET(&rev.diffopt, ALLOW_EXTERNAL); DIFF_OPT_SET(&rev.diffopt, ALLOW_TEXTCONV); @@ -300,13 +304,7 @@ int cmd_diff(int argc, const char **argv, const char *prefix) DIFF_OPT_SET(&rev.diffopt, RECURSIVE); - /* - * If the user asked for our exit code then don't start a - * pager or we would end up reporting its exit code instead. - */ - if (!DIFF_OPT_TST(&rev.diffopt, EXIT_WITH_STATUS) && - check_pager_config("diff") != 0) - setup_pager(); + setup_diff_pager(&rev.diffopt); /* * Do we have --cached and not have a pending object, then @@ -323,7 +321,7 @@ int cmd_diff(int argc, const char **argv, const char *prefix) add_head_to_pending(&rev); if (!rev.pending.nr) { struct tree *tree; - tree = lookup_tree((const unsigned char*)EMPTY_TREE_SHA1_BIN); + tree = lookup_tree(EMPTY_TREE_SHA1_BIN); add_pending_object(&rev, &tree->object, "HEAD"); } break; @@ -417,3 +415,19 @@ int cmd_diff(int argc, const char **argv, const char *prefix) refresh_index_quietly(); return result; } + +void setup_diff_pager(struct diff_options *opt) +{ + /* + * If the user asked for our exit code, then either they want --quiet + * or --exit-code. We should definitely not bother with a pager in the + * former case, as we will generate no output. Since we still properly + * report our exit code even when a pager is run, we _could_ run a + * pager with --exit-code. But since we have not done so historically, + * and because it is easy to find people oneline advising "git diff + * --exit-code" in hooks and other scripts, we do not do so. + */ + if (!DIFF_OPT_TST(opt, EXIT_WITH_STATUS) && + check_pager_config("diff") != 0) + setup_pager(); +} diff --git a/builtin/fast-export.c b/builtin/fast-export.c index 08fed98..9ab6db3 100644 --- a/builtin/fast-export.c +++ b/builtin/fast-export.c @@ -185,6 +185,8 @@ static void print_path(const char *path) int need_quote = quote_c_style(path, NULL, NULL, 0); if (need_quote) quote_c_style(path, NULL, stdout, 0); + else if (strchr(path, ' ')) + printf("\"%s\"", path); else printf("%s", path); } @@ -610,7 +612,7 @@ static void import_marks(char *input_file) die ("Could not read blob %s", sha1_to_hex(sha1)); if (object->flags & SHOWN) - error("Object %s already has a mark", sha1); + error("Object %s already has a mark", sha1_to_hex(sha1)); mark_object(object, mark); if (last_idnum < mark) @@ -647,9 +649,7 @@ int cmd_fast_export(int argc, const char **argv, const char *prefix) "Output full tree for each commit"), OPT_BOOLEAN(0, "use-done-feature", &use_done_feature, "Use the done feature to terminate the stream"), - { OPTION_NEGBIT, 0, "data", &no_data, NULL, - "Skip output of blob data", - PARSE_OPT_NOARG | PARSE_OPT_NEGHELP, NULL, 1 }, + OPT_BOOL(0, "no-data", &no_data, "Skip output of blob data"), OPT_END() }; diff --git a/builtin/fetch-pack.c b/builtin/fetch-pack.c index a4d3e90..149db88 100644 --- a/builtin/fetch-pack.c +++ b/builtin/fetch-pack.c @@ -23,7 +23,9 @@ static struct fetch_pack_args args = { }; static const char fetch_pack_usage[] = -"git fetch-pack [--all] [--quiet|-q] [--keep|-k] [--thin] [--include-tag] [--upload-pack=<git-upload-pack>] [--depth=<n>] [--no-progress] [-v] [<host>:]<directory> [<refs>...]"; +"git fetch-pack [--all] [--stdin] [--quiet|-q] [--keep|-k] [--thin] " +"[--include-tag] [--upload-pack=<git-upload-pack>] [--depth=<n>] " +"[--no-progress] [-v] [<host>:]<directory> [<refs>...]"; #define COMPLETE (1U << 0) #define COMMON (1U << 1) @@ -58,9 +60,9 @@ static void rev_list_push(struct commit *commit, int mark) } } -static int rev_list_insert_ref(const char *path, const unsigned char *sha1, int flag, void *cb_data) +static int rev_list_insert_ref(const char *refname, const unsigned char *sha1, int flag, void *cb_data) { - struct object *o = deref_tag(parse_object(sha1), path, 0); + struct object *o = deref_tag(parse_object(sha1), refname, 0); if (o && o->type == OBJ_COMMIT) rev_list_push((struct commit *)o, SEEN); @@ -68,9 +70,9 @@ static int rev_list_insert_ref(const char *path, const unsigned char *sha1, int return 0; } -static int clear_marks(const char *path, const unsigned char *sha1, int flag, void *cb_data) +static int clear_marks(const char *refname, const unsigned char *sha1, int flag, void *cb_data) { - struct object *o = deref_tag(parse_object(sha1), path, 0); + struct object *o = deref_tag(parse_object(sha1), refname, 0); if (o && o->type == OBJ_COMMIT) clear_commit_marks((struct commit *)o, @@ -256,11 +258,6 @@ static void insert_one_alternate_ref(const struct ref *ref, void *unused) rev_list_insert_ref(NULL, ref->old_sha1, 0, NULL); } -static void insert_alternate_refs(void) -{ - for_each_alternate_ref(insert_one_alternate_ref, NULL); -} - #define INITIAL_FLUSH 16 #define PIPESAFE_FLUSH 32 #define LARGE_FLUSH 1024 @@ -295,7 +292,7 @@ static int find_common(int fd[2], unsigned char *result_sha1, marked = 1; for_each_ref(rev_list_insert_ref, NULL); - insert_alternate_refs(); + for_each_alternate_ref(insert_one_alternate_ref, NULL); fetching = 0; for ( ; refs ; refs = refs->next) { @@ -493,7 +490,7 @@ done: static struct commit_list *complete; -static int mark_complete(const char *path, const unsigned char *sha1, int flag, void *cb_data) +static int mark_complete(const char *refname, const unsigned char *sha1, int flag, void *cb_data) { struct object *o = parse_object(sha1); @@ -531,6 +528,7 @@ static void filter_refs(struct ref **refs, int nr_match, char **match) struct ref **newtail = &newlist; struct ref *ref, *next; struct ref *fastarray[32]; + int match_pos; if (nr_match && !args.fetch_all) { if (ARRAY_SIZE(fastarray) < nr_match) @@ -543,6 +541,7 @@ static void filter_refs(struct ref **refs, int nr_match, char **match) else return_refs = NULL; + match_pos = 0; for (ref = *refs; ref; ref = next) { next = ref->next; if (!memcmp(ref->name, "refs/", 5) && @@ -556,15 +555,20 @@ static void filter_refs(struct ref **refs, int nr_match, char **match) continue; } else { - int i; - for (i = 0; i < nr_match; i++) { - if (!strcmp(ref->name, match[i])) { - match[i][0] = '\0'; - return_refs[i] = ref; + int cmp = -1; + while (match_pos < nr_match) { + cmp = strcmp(ref->name, match[match_pos]); + if (cmp < 0) /* definitely do not have it */ + break; + else if (cmp == 0) { /* definitely have it */ + match[match_pos][0] = '\0'; + return_refs[match_pos] = ref; break; } + else /* might have it; keep looking */ + match_pos++; } - if (i < nr_match) + if (!cmp) continue; /* we will link it later */ } free(ref); @@ -586,6 +590,11 @@ static void filter_refs(struct ref **refs, int nr_match, char **match) *refs = newlist; } +static void mark_alternate_complete(const struct ref *ref, void *unused) +{ + mark_complete(NULL, ref->old_sha1, 0, NULL); +} + static int everything_local(struct ref **refs, int nr_match, char **match) { struct ref *ref; @@ -614,6 +623,7 @@ static int everything_local(struct ref **refs, int nr_match, char **match) if (!args.depth) { for_each_ref(mark_complete, NULL); + for_each_alternate_ref(mark_alternate_complete, NULL); if (cutoff) mark_recent_complete_commits(cutoff); } @@ -774,6 +784,8 @@ static struct ref *do_fetch_pack(int fd[2], struct ref *ref = copy_ref_list(orig_ref); unsigned char sha1[20]; + sort_ref_list(&ref, ref_compare_name); + if (is_repository_shallow() && !server_supports("shallow")) die("Server does not support shallow clients"); if (server_supports("multi_ack_detailed")) { @@ -831,21 +843,12 @@ static int remove_duplicates(int nr_heads, char **heads) { int src, dst; - for (src = dst = 0; src < nr_heads; src++) { - /* If heads[src] is different from any of - * heads[0..dst], push it in. - */ - int i; - for (i = 0; i < dst; i++) { - if (!strcmp(heads[i], heads[src])) - break; - } - if (i < dst) - continue; - if (src != dst) - heads[dst] = heads[src]; - dst++; - } + if (!nr_heads) + return 0; + + for (src = dst = 1; src < nr_heads; src++) + if (strcmp(heads[src], heads[dst-1])) + heads[dst++] = heads[src]; return dst; } @@ -896,9 +899,11 @@ static void fetch_pack_setup(void) int cmd_fetch_pack(int argc, const char **argv, const char *prefix) { - int i, ret, nr_heads; + int i, ret; struct ref *ref = NULL; - char *dest = NULL, **heads; + const char *dest = NULL; + int alloc_heads = 0, nr_heads = 0; + char **heads = NULL; int fd[2]; char *pack_lockfile = NULL; char **pack_lockfile_ptr = NULL; @@ -906,78 +911,111 @@ int cmd_fetch_pack(int argc, const char **argv, const char *prefix) packet_trace_identity("fetch-pack"); - nr_heads = 0; - heads = NULL; - for (i = 1; i < argc; i++) { + for (i = 1; i < argc && *argv[i] == '-'; i++) { const char *arg = argv[i]; - if (*arg == '-') { - if (!prefixcmp(arg, "--upload-pack=")) { - args.uploadpack = arg + 14; - continue; - } - if (!prefixcmp(arg, "--exec=")) { - args.uploadpack = arg + 7; - continue; - } - if (!strcmp("--quiet", arg) || !strcmp("-q", arg)) { - args.quiet = 1; - continue; - } - if (!strcmp("--keep", arg) || !strcmp("-k", arg)) { - args.lock_pack = args.keep_pack; - args.keep_pack = 1; - continue; - } - if (!strcmp("--thin", arg)) { - args.use_thin_pack = 1; - continue; - } - if (!strcmp("--include-tag", arg)) { - args.include_tag = 1; - continue; - } - if (!strcmp("--all", arg)) { - args.fetch_all = 1; - continue; - } - if (!strcmp("-v", arg)) { - args.verbose = 1; - continue; - } - if (!prefixcmp(arg, "--depth=")) { - args.depth = strtol(arg + 8, NULL, 0); - continue; - } - if (!strcmp("--no-progress", arg)) { - args.no_progress = 1; - continue; - } - if (!strcmp("--stateless-rpc", arg)) { - args.stateless_rpc = 1; - continue; + if (!prefixcmp(arg, "--upload-pack=")) { + args.uploadpack = arg + 14; + continue; + } + if (!prefixcmp(arg, "--exec=")) { + args.uploadpack = arg + 7; + continue; + } + if (!strcmp("--quiet", arg) || !strcmp("-q", arg)) { + args.quiet = 1; + continue; + } + if (!strcmp("--keep", arg) || !strcmp("-k", arg)) { + args.lock_pack = args.keep_pack; + args.keep_pack = 1; + continue; + } + if (!strcmp("--thin", arg)) { + args.use_thin_pack = 1; + continue; + } + if (!strcmp("--include-tag", arg)) { + args.include_tag = 1; + continue; + } + if (!strcmp("--all", arg)) { + args.fetch_all = 1; + continue; + } + if (!strcmp("--stdin", arg)) { + args.stdin_refs = 1; + continue; + } + if (!strcmp("-v", arg)) { + args.verbose = 1; + continue; + } + if (!prefixcmp(arg, "--depth=")) { + args.depth = strtol(arg + 8, NULL, 0); + continue; + } + if (!strcmp("--no-progress", arg)) { + args.no_progress = 1; + continue; + } + if (!strcmp("--stateless-rpc", arg)) { + args.stateless_rpc = 1; + continue; + } + if (!strcmp("--lock-pack", arg)) { + args.lock_pack = 1; + pack_lockfile_ptr = &pack_lockfile; + continue; + } + usage(fetch_pack_usage); + } + + if (i < argc) + dest = argv[i++]; + else + usage(fetch_pack_usage); + + /* + * Copy refs from cmdline to growable list, then append any + * refs from the standard input: + */ + ALLOC_GROW(heads, argc - i, alloc_heads); + for (; i < argc; i++) + heads[nr_heads++] = xstrdup(argv[i]); + if (args.stdin_refs) { + if (args.stateless_rpc) { + /* in stateless RPC mode we use pkt-line to read + * from stdin, until we get a flush packet + */ + static char line[1000]; + for (;;) { + int n = packet_read_line(0, line, sizeof(line)); + if (!n) + break; + if (line[n-1] == '\n') + n--; + ALLOC_GROW(heads, nr_heads + 1, alloc_heads); + heads[nr_heads++] = xmemdupz(line, n); } - if (!strcmp("--lock-pack", arg)) { - args.lock_pack = 1; - pack_lockfile_ptr = &pack_lockfile; - continue; + } + else { + /* read from stdin one ref per line, until EOF */ + struct strbuf line = STRBUF_INIT; + while (strbuf_getline(&line, stdin, '\n') != EOF) { + ALLOC_GROW(heads, nr_heads + 1, alloc_heads); + heads[nr_heads++] = strbuf_detach(&line, NULL); } - usage(fetch_pack_usage); + strbuf_release(&line); } - dest = (char *)arg; - heads = (char **)(argv + i + 1); - nr_heads = argc - i - 1; - break; } - if (!dest) - usage(fetch_pack_usage); if (args.stateless_rpc) { conn = NULL; fd[0] = 0; fd[1] = 1; } else { - conn = git_connect(fd, (char *)dest, args.uploadpack, + conn = git_connect(fd, dest, args.uploadpack, args.verbose ? CONNECT_VERBOSE : 0); } @@ -1016,6 +1054,11 @@ int cmd_fetch_pack(int argc, const char **argv, const char *prefix) return ret; } +static int compare_heads(const void *a, const void *b) +{ + return strcmp(*(const char **)a, *(const char **)b); +} + struct ref *fetch_pack(struct fetch_pack_args *my_args, int fd[], struct child_process *conn, const struct ref *ref, @@ -1035,8 +1078,11 @@ struct ref *fetch_pack(struct fetch_pack_args *my_args, st.st_mtime = 0; } - if (heads && nr_heads) + if (heads && nr_heads) { + qsort(heads, nr_heads, sizeof(*heads), compare_heads); nr_heads = remove_duplicates(nr_heads, heads); + } + if (!ref) { packet_flush(fd[1]); die("no matching remote head"); diff --git a/builtin/fetch.c b/builtin/fetch.c index 8ec4eae..bb9a074 100644 --- a/builtin/fetch.c +++ b/builtin/fetch.c @@ -240,6 +240,7 @@ static int s_update_ref(const char *action, static int update_local_ref(struct ref *ref, const char *remote, + const struct ref *remote_ref, struct strbuf *display) { struct commit *current = NULL, *updated; @@ -293,18 +294,26 @@ static int update_local_ref(struct ref *ref, const char *msg; const char *what; int r; - if (!strncmp(ref->name, "refs/tags/", 10)) { + /* + * Nicely describe the new ref we're fetching. + * Base this on the remote's ref name, as it's + * more likely to follow a standard layout. + */ + const char *name = remote_ref ? remote_ref->name : ""; + if (!prefixcmp(name, "refs/tags/")) { msg = "storing tag"; what = _("[new tag]"); - } - else { + } else if (!prefixcmp(name, "refs/heads/")) { msg = "storing head"; what = _("[new branch]"); - if ((recurse_submodules != RECURSE_SUBMODULES_OFF) && - (recurse_submodules != RECURSE_SUBMODULES_ON)) - check_for_new_submodule_commits(ref->new_sha1); + } else { + msg = "storing ref"; + what = _("[new ref]"); } + if ((recurse_submodules != RECURSE_SUBMODULES_OFF) && + (recurse_submodules != RECURSE_SUBMODULES_ON)) + check_for_new_submodule_commits(ref->new_sha1); r = s_update_ref(msg, ref, 0); strbuf_addf(display, "%c %-*s %-*s -> %s%s", r ? '!' : '*', @@ -466,7 +475,7 @@ static int store_updated_refs(const char *raw_url, const char *remote_name, strbuf_reset(¬e); if (ref) { - rc |= update_local_ref(ref, what, ¬e); + rc |= update_local_ref(ref, what, rm, ¬e); free(ref); } else strbuf_addf(¬e, "* %-*s %-*s -> FETCH_HEAD", @@ -537,8 +546,8 @@ static int prune_refs(struct refspec *refs, int ref_count, struct ref *ref_map) int result = 0; struct ref *ref, *stale_refs = get_stale_heads(refs, ref_count, ref_map); const char *dangling_msg = dry_run - ? _(" (%s will become dangling)\n") - : _(" (%s has become dangling)\n"); + ? _(" (%s will become dangling)") + : _(" (%s has become dangling)"); for (ref = stale_refs; ref; ref = ref->next) { if (!dry_run) @@ -585,7 +594,7 @@ static void find_non_local_tags(struct transport *transport, for_each_ref(add_existing, &existing_refs); for (ref = transport_get_remote_refs(transport); ref; ref = ref->next) { - if (prefixcmp(ref->name, "refs/tags")) + if (prefixcmp(ref->name, "refs/tags/")) continue; /* diff --git a/builtin/fmt-merge-msg.c b/builtin/fmt-merge-msg.c index c81a7fe..2c4d435 100644 --- a/builtin/fmt-merge-msg.c +++ b/builtin/fmt-merge-msg.c @@ -27,6 +27,8 @@ int fmt_merge_msg_config(const char *key, const char *value, void *cb) merge_log_config = DEFAULT_MERGE_LOG_LEN; } else if (!strcmp(key, "merge.branchdesc")) { use_branch_desc = git_config_bool(key, value); + } else { + return git_default_config(key, value, cb); } return 0; } @@ -53,7 +55,48 @@ static void init_src_data(struct src_data *data) static struct string_list srcs = STRING_LIST_INIT_DUP; static struct string_list origins = STRING_LIST_INIT_DUP; -static int handle_line(char *line) +struct merge_parents { + int alloc, nr; + struct merge_parent { + unsigned char given[20]; + unsigned char commit[20]; + unsigned char used; + } *item; +}; + +/* + * I know, I know, this is inefficient, but you won't be pulling and merging + * hundreds of heads at a time anyway. + */ +static struct merge_parent *find_merge_parent(struct merge_parents *table, + unsigned char *given, + unsigned char *commit) +{ + int i; + for (i = 0; i < table->nr; i++) { + if (given && hashcmp(table->item[i].given, given)) + continue; + if (commit && hashcmp(table->item[i].commit, commit)) + continue; + return &table->item[i]; + } + return NULL; +} + +static void add_merge_parent(struct merge_parents *table, + unsigned char *given, + unsigned char *commit) +{ + if (table->nr && find_merge_parent(table, given, commit)) + return; + ALLOC_GROW(table->item, table->nr + 1, table->alloc); + hashcpy(table->item[table->nr].given, given); + hashcpy(table->item[table->nr].commit, commit); + table->item[table->nr].used = 0; + table->nr++; +} + +static int handle_line(char *line, struct merge_parents *merge_parents) { int i, len = strlen(line); struct origin_data *origin_data; @@ -61,6 +104,7 @@ static int handle_line(char *line) struct src_data *src_data; struct string_list_item *item; int pulling_head = 0; + unsigned char sha1[20]; if (len < 43 || line[40] != '\t') return 1; @@ -71,14 +115,15 @@ static int handle_line(char *line) if (line[41] != '\t') return 2; - line[40] = 0; - origin_data = xcalloc(1, sizeof(struct origin_data)); - i = get_sha1(line, origin_data->sha1); - line[40] = '\t'; - if (i) { - free(origin_data); + i = get_sha1_hex(line, sha1); + if (i) return 3; - } + + if (!find_merge_parent(merge_parents, sha1, NULL)) + return 0; /* subsumed by other parents */ + + origin_data = xcalloc(1, sizeof(struct origin_data)); + hashcpy(origin_data->sha1, sha1); if (line[len - 1] == '\n') line[len - 1] = 0; @@ -180,6 +225,101 @@ static void add_branch_desc(struct strbuf *out, const char *name) strbuf_release(&desc); } +#define util_as_integral(elem) ((intptr_t)((elem)->util)) + +static void record_person(int which, struct string_list *people, + struct commit *commit) +{ + char *name_buf, *name, *name_end; + struct string_list_item *elem; + const char *field = (which == 'a') ? "\nauthor " : "\ncommitter "; + + name = strstr(commit->buffer, field); + if (!name) + return; + name += strlen(field); + name_end = strchrnul(name, '<'); + if (*name_end) + name_end--; + while (isspace(*name_end) && name <= name_end) + name_end--; + if (name_end < name) + return; + name_buf = xmemdupz(name, name_end - name + 1); + + elem = string_list_lookup(people, name_buf); + if (!elem) { + elem = string_list_insert(people, name_buf); + elem->util = (void *)0; + } + elem->util = (void*)(util_as_integral(elem) + 1); + free(name_buf); +} + +static int cmp_string_list_util_as_integral(const void *a_, const void *b_) +{ + const struct string_list_item *a = a_, *b = b_; + return util_as_integral(b) - util_as_integral(a); +} + +static void add_people_count(struct strbuf *out, struct string_list *people) +{ + if (people->nr == 1) + strbuf_addf(out, "%s", people->items[0].string); + else if (people->nr == 2) + strbuf_addf(out, "%s (%d) and %s (%d)", + people->items[0].string, + (int)util_as_integral(&people->items[0]), + people->items[1].string, + (int)util_as_integral(&people->items[1])); + else if (people->nr) + strbuf_addf(out, "%s (%d) and others", + people->items[0].string, + (int)util_as_integral(&people->items[0])); +} + +static void credit_people(struct strbuf *out, + struct string_list *them, + int kind) +{ + const char *label; + const char *me; + + if (kind == 'a') { + label = "\n# By "; + me = git_author_info(IDENT_NO_DATE); + } else { + label = "\n# Via "; + me = git_committer_info(IDENT_NO_DATE); + } + + if (!them->nr || + (them->nr == 1 && + me && + (me = skip_prefix(me, them->items->string)) != NULL && + skip_prefix(me, " <"))) + return; + strbuf_addstr(out, label); + add_people_count(out, them); +} + +static void add_people_info(struct strbuf *out, + struct string_list *authors, + struct string_list *committers) +{ + if (authors->nr) + qsort(authors->items, + authors->nr, sizeof(authors->items[0]), + cmp_string_list_util_as_integral); + if (committers->nr) + qsort(committers->items, + committers->nr, sizeof(committers->items[0]), + cmp_string_list_util_as_integral); + + credit_people(out, authors, 'a'); + credit_people(out, committers, 'c'); +} + static void shortlog(const char *name, struct origin_data *origin_data, struct commit *head, @@ -190,6 +330,8 @@ static void shortlog(const char *name, struct commit *commit; struct object *branch; struct string_list subjects = STRING_LIST_INIT_DUP; + struct string_list authors = STRING_LIST_INIT_DUP; + struct string_list committers = STRING_LIST_INIT_DUP; int flags = UNINTERESTING | TREESAME | SEEN | SHOWN | ADDED; struct strbuf sb = STRBUF_INIT; const unsigned char *sha1 = origin_data->sha1; @@ -199,7 +341,6 @@ static void shortlog(const char *name, return; setup_revisions(0, NULL, rev, NULL); - rev->ignore_merges = 1; add_pending_object(rev, branch, name); add_pending_object(rev, &head->object, "^HEAD"); head->object.flags |= UNINTERESTING; @@ -208,10 +349,15 @@ static void shortlog(const char *name, while ((commit = get_revision(rev)) != NULL) { struct pretty_print_context ctx = {0}; - /* ignore merges */ - if (commit->parents && commit->parents->next) + if (commit->parents && commit->parents->next) { + /* do not list a merge but count committer */ + record_person('c', &committers, commit); continue; - + } + if (!count) + /* the 'tip' committer */ + record_person('c', &committers, commit); + record_person('a', &authors, commit); count++; if (subjects.nr > limit) continue; @@ -226,6 +372,7 @@ static void shortlog(const char *name, string_list_append(&subjects, strbuf_detach(&sb, NULL)); } + add_people_info(out, &authors, &committers); if (count > limit) strbuf_addf(out, "\n* %s: (%d commits)\n", name, count); else @@ -246,6 +393,8 @@ static void shortlog(const char *name, rev->commits = NULL; rev->pending.nr = 0; + string_list_clear(&authors, 0); + string_list_clear(&committers, 0); string_list_clear(&subjects, 0); } @@ -313,7 +462,10 @@ static void fmt_tag_signature(struct strbuf *tagbuf, strbuf_add(tagbuf, tag_body, buf + len - tag_body); } strbuf_complete_line(tagbuf); - strbuf_add_lines(tagbuf, "# ", sig->buf, sig->len); + if (sig->len) { + strbuf_addch(tagbuf, '\n'); + strbuf_add_lines(tagbuf, "# ", sig->buf, sig->len); + } } static void fmt_merge_msg_sigs(struct strbuf *out) @@ -366,6 +518,67 @@ static void fmt_merge_msg_sigs(struct strbuf *out) strbuf_release(&tagbuf); } +static void find_merge_parents(struct merge_parents *result, + struct strbuf *in, unsigned char *head) +{ + struct commit_list *parents, *next; + struct commit *head_commit; + int pos = 0, i, j; + + parents = NULL; + while (pos < in->len) { + int len; + char *p = in->buf + pos; + char *newline = strchr(p, '\n'); + unsigned char sha1[20]; + struct commit *parent; + struct object *obj; + + len = newline ? newline - p : strlen(p); + pos += len + !!newline; + + if (len < 43 || + get_sha1_hex(p, sha1) || + p[40] != '\t' || + p[41] != '\t') + continue; /* skip not-for-merge */ + /* + * Do not use get_merge_parent() here; we do not have + * "name" here and we do not want to contaminate its + * util field yet. + */ + obj = parse_object(sha1); + parent = (struct commit *)peel_to_type(NULL, 0, obj, OBJ_COMMIT); + if (!parent) + continue; + commit_list_insert(parent, &parents); + add_merge_parent(result, obj->sha1, parent->object.sha1); + } + head_commit = lookup_commit(head); + if (head_commit) + commit_list_insert(head_commit, &parents); + parents = reduce_heads(parents); + + while (parents) { + for (i = 0; i < result->nr; i++) + if (!hashcmp(result->item[i].commit, + parents->item->object.sha1)) + result->item[i].used = 1; + next = parents->next; + free(parents); + parents = next; + } + + for (i = j = 0; i < result->nr; i++) { + if (result->item[i].used) { + if (i != j) + result->item[j] = result->item[i]; + j++; + } + } + result->nr = j; +} + int fmt_merge_msg(struct strbuf *in, struct strbuf *out, struct fmt_merge_msg_opts *opts) { @@ -373,6 +586,9 @@ int fmt_merge_msg(struct strbuf *in, struct strbuf *out, unsigned char head_sha1[20]; const char *current_branch; void *current_branch_to_free; + struct merge_parents merge_parents; + + memset(&merge_parents, 0, sizeof(merge_parents)); /* get current branch */ current_branch = current_branch_to_free = @@ -382,6 +598,8 @@ int fmt_merge_msg(struct strbuf *in, struct strbuf *out, if (!prefixcmp(current_branch, "refs/heads/")) current_branch += 11; + find_merge_parents(&merge_parents, in, head_sha1); + /* get a line */ while (pos < in->len) { int len; @@ -392,7 +610,7 @@ int fmt_merge_msg(struct strbuf *in, struct strbuf *out, pos += len + !!newline; i++; p[len] = 0; - if (handle_line(p)) + if (handle_line(p, &merge_parents)) die ("Error in line %d: %.*s", i, len, p); } @@ -412,8 +630,7 @@ int fmt_merge_msg(struct strbuf *in, struct strbuf *out, rev.ignore_merges = 1; rev.limited = 1; - if (suffixcmp(out->buf, "\n")) - strbuf_addch(out, '\n'); + strbuf_complete_line(out); for (i = 0; i < origins.nr; i++) shortlog(origins.items[i].string, @@ -423,6 +640,7 @@ int fmt_merge_msg(struct strbuf *in, struct strbuf *out, strbuf_complete_line(out); free(current_branch_to_free); + free(merge_parents.item); return 0; } diff --git a/builtin/fsck.c b/builtin/fsck.c index 8c479a7..a710227 100644 --- a/builtin/fsck.c +++ b/builtin/fsck.c @@ -12,6 +12,7 @@ #include "parse-options.h" #include "dir.h" #include "progress.h" +#include "streaming.h" #define REACHABLE 0x0001 #define SEEN 0x0002 @@ -29,6 +30,7 @@ static int errors_found; static int write_lost_and_found; static int verbose; static int show_progress = -1; +static int show_dangling = 1; #define ERROR_OBJECT 01 #define ERROR_REACHABLE 02 #define ERROR_PACK 04 @@ -221,8 +223,9 @@ static void check_unreachable_object(struct object *obj) * start looking at, for example. */ if (!obj->used) { - printf("dangling %s %s\n", typename(obj->type), - sha1_to_hex(obj->sha1)); + if (show_dangling) + printf("dangling %s %s\n", typename(obj->type), + sha1_to_hex(obj->sha1)); if (write_lost_and_found) { char *filename = git_path("lost-found/%s/%s", obj->type == OBJ_COMMIT ? "commit" : "other", @@ -236,13 +239,8 @@ static void check_unreachable_object(struct object *obj) if (!(f = fopen(filename, "w"))) die_errno("Could not open '%s'", filename); if (obj->type == OBJ_BLOB) { - enum object_type type; - unsigned long size; - char *buf = read_sha1_file(obj->sha1, - &type, &size); - if (buf && fwrite(buf, 1, size, f) != size) + if (stream_blob_to_fd(fileno(f), obj->sha1, NULL, 1)) die_errno("Could not write '%s'", filename); - free(buf); } else fprintf(f, "%s\n", sha1_to_hex(obj->sha1)); if (fclose(f)) @@ -614,6 +612,7 @@ static char const * const fsck_usage[] = { static struct option fsck_opts[] = { OPT__VERBOSE(&verbose, "be verbose"), OPT_BOOLEAN(0, "unreachable", &show_unreachable, "show unreachable objects"), + OPT_BOOL(0, "dangling", &show_dangling, "show dangling objects"), OPT_BOOLEAN(0, "tags", &show_tags, "report tags"), OPT_BOOLEAN(0, "root", &show_root, "report root nodes"), OPT_BOOLEAN(0, "cache", &keep_cache_objects, "make index objects head nodes"), diff --git a/builtin/gc.c b/builtin/gc.c index 271376d..9b4232c 100644 --- a/builtin/gc.c +++ b/builtin/gc.c @@ -14,6 +14,7 @@ #include "cache.h" #include "parse-options.h" #include "run-command.h" +#include "argv-array.h" #define FAILED_RUN "failed to run %s" @@ -28,12 +29,11 @@ static int gc_auto_threshold = 6700; static int gc_auto_pack_limit = 50; static const char *prune_expire = "2.weeks.ago"; -#define MAX_ADD 10 -static const char *argv_pack_refs[] = {"pack-refs", "--all", "--prune", NULL}; -static const char *argv_reflog[] = {"reflog", "expire", "--all", NULL}; -static const char *argv_repack[MAX_ADD] = {"repack", "-d", "-l", NULL}; -static const char *argv_prune[] = {"prune", "--expire", NULL, NULL, NULL}; -static const char *argv_rerere[] = {"rerere", "gc", NULL}; +static struct argv_array pack_refs_cmd = ARGV_ARRAY_INIT; +static struct argv_array reflog = ARGV_ARRAY_INIT; +static struct argv_array repack = ARGV_ARRAY_INIT; +static struct argv_array prune = ARGV_ARRAY_INIT; +static struct argv_array rerere = ARGV_ARRAY_INIT; static int gc_config(const char *var, const char *value, void *cb) { @@ -67,19 +67,6 @@ static int gc_config(const char *var, const char *value, void *cb) return git_default_config(var, value, cb); } -static void append_option(const char **cmd, const char *opt, int max_length) -{ - int i; - - for (i = 0; cmd[i]; i++) - ; - - if (i + 2 >= max_length) - die(_("Too many options specified")); - cmd[i++] = opt; - cmd[i] = NULL; -} - static int too_many_loose_objects(void) { /* @@ -144,6 +131,17 @@ static int too_many_packs(void) return gc_auto_pack_limit <= cnt; } +static void add_repack_all_option(void) +{ + if (prune_expire && !strcmp(prune_expire, "now")) + argv_array_push(&repack, "-a"); + else { + argv_array_push(&repack, "-A"); + if (prune_expire) + argv_array_pushf(&repack, "--unpack-unreachable=%s", prune_expire); + } +} + static int need_to_gc(void) { /* @@ -160,10 +158,7 @@ static int need_to_gc(void) * there is no need. */ if (too_many_packs()) - append_option(argv_repack, - prune_expire && !strcmp(prune_expire, "now") ? - "-a" : "-A", - MAX_ADD); + add_repack_all_option(); else if (!too_many_loose_objects()) return 0; @@ -177,7 +172,6 @@ int cmd_gc(int argc, const char **argv, const char *prefix) int aggressive = 0; int auto_gc = 0; int quiet = 0; - char buf[80]; struct option builtin_gc_options[] = { OPT__QUIET(&quiet, "suppress progress reporting"), @@ -192,6 +186,12 @@ int cmd_gc(int argc, const char **argv, const char *prefix) if (argc == 2 && !strcmp(argv[1], "-h")) usage_with_options(builtin_gc_usage, builtin_gc_options); + argv_array_pushl(&pack_refs_cmd, "pack-refs", "--all", "--prune", NULL); + argv_array_pushl(&reflog, "reflog", "expire", "--all", NULL); + argv_array_pushl(&repack, "repack", "-d", "-l", NULL); + argv_array_pushl(&prune, "prune", "--expire", NULL ); + argv_array_pushl(&rerere, "rerere", "gc", NULL); + git_config(gc_config, NULL); if (pack_refs < 0) @@ -203,15 +203,13 @@ int cmd_gc(int argc, const char **argv, const char *prefix) usage_with_options(builtin_gc_usage, builtin_gc_options); if (aggressive) { - append_option(argv_repack, "-f", MAX_ADD); - append_option(argv_repack, "--depth=250", MAX_ADD); - if (aggressive_window > 0) { - sprintf(buf, "--window=%d", aggressive_window); - append_option(argv_repack, buf, MAX_ADD); - } + argv_array_push(&repack, "-f"); + argv_array_push(&repack, "--depth=250"); + if (aggressive_window > 0) + argv_array_pushf(&repack, "--window=%d", aggressive_window); } if (quiet) - append_option(argv_repack, "-q", MAX_ADD); + argv_array_push(&repack, "-q"); if (auto_gc) { /* @@ -227,30 +225,27 @@ int cmd_gc(int argc, const char **argv, const char *prefix) "run \"git gc\" manually. See " "\"git help gc\" for more information.\n")); } else - append_option(argv_repack, - prune_expire && !strcmp(prune_expire, "now") - ? "-a" : "-A", - MAX_ADD); + add_repack_all_option(); - if (pack_refs && run_command_v_opt(argv_pack_refs, RUN_GIT_CMD)) - return error(FAILED_RUN, argv_pack_refs[0]); + if (pack_refs && run_command_v_opt(pack_refs_cmd.argv, RUN_GIT_CMD)) + return error(FAILED_RUN, pack_refs_cmd.argv[0]); - if (run_command_v_opt(argv_reflog, RUN_GIT_CMD)) - return error(FAILED_RUN, argv_reflog[0]); + if (run_command_v_opt(reflog.argv, RUN_GIT_CMD)) + return error(FAILED_RUN, reflog.argv[0]); - if (run_command_v_opt(argv_repack, RUN_GIT_CMD)) - return error(FAILED_RUN, argv_repack[0]); + if (run_command_v_opt(repack.argv, RUN_GIT_CMD)) + return error(FAILED_RUN, repack.argv[0]); if (prune_expire) { - argv_prune[2] = prune_expire; + argv_array_push(&prune, prune_expire); if (quiet) - argv_prune[3] = "--no-progress"; - if (run_command_v_opt(argv_prune, RUN_GIT_CMD)) - return error(FAILED_RUN, argv_prune[0]); + argv_array_push(&prune, "--no-progress"); + if (run_command_v_opt(prune.argv, RUN_GIT_CMD)) + return error(FAILED_RUN, prune.argv[0]); } - if (run_command_v_opt(argv_rerere, RUN_GIT_CMD)) - return error(FAILED_RUN, argv_rerere[0]); + if (run_command_v_opt(rerere.argv, RUN_GIT_CMD)) + return error(FAILED_RUN, rerere.argv[0]); if (auto_gc && too_many_loose_objects()) warning(_("There are too many unreachable loose objects; " diff --git a/builtin/grep.c b/builtin/grep.c index 9fc3e95..29adb0a 100644 --- a/builtin/grep.c +++ b/builtin/grep.c @@ -265,11 +265,8 @@ static int grep_config(const char *var, const char *value, void *cb) struct grep_opt *opt = cb; char *color = NULL; - switch (userdiff_config(var, value)) { - case 0: break; - case -1: return -1; - default: return 0; - } + if (userdiff_config(var, value) < 0) + return -1; if (!strcmp(var, "grep.extendedregexp")) { if (git_config_bool(var, value)) @@ -603,15 +600,12 @@ static int file_callback(const struct option *opt, const char *arg, int unset) if (!patterns) die_errno(_("cannot open '%s'"), arg); while (strbuf_getline(&sb, patterns, '\n') == 0) { - char *s; - size_t len; - /* ignore empty line like grep does */ if (sb.len == 0) continue; - s = strbuf_detach(&sb, &len); - append_grep_pat(grep_opt, s, len, arg, ++lno, GREP_PATTERN); + append_grep_pat(grep_opt, sb.buf, sb.len, arg, ++lno, + GREP_PATTERN); } if (!from_stdin) fclose(patterns); @@ -687,9 +681,8 @@ int cmd_grep(int argc, const char **argv, const char *prefix) struct option options[] = { OPT_BOOLEAN(0, "cached", &cached, "search in index instead of in the work tree"), - { OPTION_BOOLEAN, 0, "index", &use_index, NULL, - "finds in contents not managed by git", - PARSE_OPT_NOARG | PARSE_OPT_NEGHELP }, + OPT_NEGBIT(0, "no-index", &use_index, + "finds in contents not managed by git", 1), OPT_BOOLEAN(0, "untracked", &untracked, "search in both tracked and untracked files"), OPT_SET_INT(0, "exclude-standard", &opt_exclude, @@ -935,7 +928,7 @@ int cmd_grep(int argc, const char **argv, const char *prefix) if (!seen_dashdash) { int j; for (j = i; j < argc; j++) - verify_filename(prefix, argv[j]); + verify_filename(prefix, argv[j], j == i); } paths = get_pathspec(prefix, argv + i); diff --git a/builtin/help.c b/builtin/help.c index 61ff798..efea4f5 100644 --- a/builtin/help.c +++ b/builtin/help.c @@ -9,8 +9,13 @@ #include "common-cmds.h" #include "parse-options.h" #include "run-command.h" +#include "column.h" #include "help.h" +#ifndef DEFAULT_HELP_FORMAT +#define DEFAULT_HELP_FORMAT "man" +#endif + static struct man_viewer_list { struct man_viewer_list *next; char name[FLEX_ARRAY]; @@ -29,7 +34,10 @@ enum help_format { HELP_FORMAT_WEB }; +static const char *html_path; + static int show_all = 0; +static unsigned int colopts; static enum help_format help_format = HELP_FORMAT_NONE; static struct option builtin_help_options[] = { OPT_BOOLEAN('a', "all", &show_all, "print all available commands"), @@ -54,7 +62,7 @@ static enum help_format parse_help_format(const char *format) return HELP_FORMAT_INFO; if (!strcmp(format, "web") || !strcmp(format, "html")) return HELP_FORMAT_WEB; - die("unrecognized help format '%s'", format); + die(_("unrecognized help format '%s'"), format); } static const char *get_man_viewer_info(const char *name) @@ -82,7 +90,7 @@ static int check_emacsclient_version(void) ec_process.err = -1; ec_process.stdout_to_stderr = 1; if (start_command(&ec_process)) - return error("Failed to start emacsclient."); + return error(_("Failed to start emacsclient.")); strbuf_read(&buffer, ec_process.err, 20); close(ec_process.err); @@ -95,7 +103,7 @@ static int check_emacsclient_version(void) if (prefixcmp(buffer.buf, "emacsclient")) { strbuf_release(&buffer); - return error("Failed to parse emacsclient version."); + return error(_("Failed to parse emacsclient version.")); } strbuf_remove(&buffer, 0, strlen("emacsclient")); @@ -103,7 +111,7 @@ static int check_emacsclient_version(void) if (version < 22) { strbuf_release(&buffer); - return error("emacsclient version '%d' too old (< 22).", + return error(_("emacsclient version '%d' too old (< 22)."), version); } @@ -121,7 +129,7 @@ static void exec_woman_emacs(const char *path, const char *page) path = "emacsclient"; strbuf_addf(&man_page, "(woman \"%s\")", page); execlp(path, "emacsclient", "-e", man_page.buf, (char *)NULL); - warning("failed to exec '%s': %s", path, strerror(errno)); + warning(_("failed to exec '%s': %s"), path, strerror(errno)); } } @@ -149,7 +157,7 @@ static void exec_man_konqueror(const char *path, const char *page) path = "kfmclient"; strbuf_addf(&man_page, "man:%s(1)", page); execlp(path, filename, "newTab", man_page.buf, (char *)NULL); - warning("failed to exec '%s': %s", path, strerror(errno)); + warning(_("failed to exec '%s': %s"), path, strerror(errno)); } } @@ -158,7 +166,7 @@ static void exec_man_man(const char *path, const char *page) if (!path) path = "man"; execlp(path, "man", page, (char *)NULL); - warning("failed to exec '%s': %s", path, strerror(errno)); + warning(_("failed to exec '%s': %s"), path, strerror(errno)); } static void exec_man_cmd(const char *cmd, const char *page) @@ -166,7 +174,7 @@ static void exec_man_cmd(const char *cmd, const char *page) struct strbuf shell_cmd = STRBUF_INIT; strbuf_addf(&shell_cmd, "%s %s", cmd, page); execl("/bin/sh", "sh", "-c", shell_cmd.buf, (char *)NULL); - warning("failed to exec '%s': %s", cmd, strerror(errno)); + warning(_("failed to exec '%s': %s"), cmd, strerror(errno)); } static void add_man_viewer(const char *name) @@ -206,8 +214,8 @@ static int add_man_viewer_path(const char *name, if (supported_man_viewer(name, len)) do_add_man_viewer_info(name, len, value); else - warning("'%s': path for unsupported man viewer.\n" - "Please consider using 'man.<tool>.cmd' instead.", + warning(_("'%s': path for unsupported man viewer.\n" + "Please consider using 'man.<tool>.cmd' instead."), name); return 0; @@ -218,8 +226,8 @@ static int add_man_viewer_cmd(const char *name, const char *value) { if (supported_man_viewer(name, len)) - warning("'%s': cmd for supported man viewer.\n" - "Please consider using 'man.<tool>.path' instead.", + warning(_("'%s': cmd for supported man viewer.\n" + "Please consider using 'man.<tool>.path' instead."), name); else do_add_man_viewer_info(name, len, value); @@ -251,12 +259,20 @@ static int add_man_viewer_info(const char *var, const char *value) static int git_help_config(const char *var, const char *value, void *cb) { + if (!prefixcmp(var, "column.")) + return git_column_config(var, value, "help", &colopts); if (!strcmp(var, "help.format")) { if (!value) return config_error_nonbool(var); help_format = parse_help_format(value); return 0; } + if (!strcmp(var, "help.htmlpath")) { + if (!value) + return config_error_nonbool(var); + html_path = xstrdup(value); + return 0; + } if (!strcmp(var, "man.viewer")) { if (!value) return config_error_nonbool(var); @@ -280,11 +296,11 @@ void list_common_cmds_help(void) longest = strlen(common_cmds[i].name); } - puts("The most commonly used git commands are:"); + puts(_("The most commonly used git commands are:")); for (i = 0; i < ARRAY_SIZE(common_cmds); i++) { printf(" %s ", common_cmds[i].name); mput_char(' ', longest - strlen(common_cmds[i].name)); - puts(common_cmds[i].help); + puts(_(common_cmds[i].help)); } } @@ -348,7 +364,7 @@ static void exec_viewer(const char *name, const char *page) else if (info) exec_man_cmd(info, page); else - warning("'%s': unknown man viewer.", name); + warning(_("'%s': unknown man viewer."), name); } static void show_man_page(const char *git_cmd) @@ -365,7 +381,7 @@ static void show_man_page(const char *git_cmd) if (fallback) exec_viewer(fallback, page); exec_viewer("man", page); - die("no man viewer handled the request"); + die(_("no man viewer handled the request")); } static void show_info_page(const char *git_cmd) @@ -373,18 +389,21 @@ static void show_info_page(const char *git_cmd) const char *page = cmd_to_page(git_cmd); setenv("INFOPATH", system_path(GIT_INFO_PATH), 1); execlp("info", "info", "gitman", page, (char *)NULL); - die("no info viewer handled the request"); + die(_("no info viewer handled the request")); } static void get_html_page_path(struct strbuf *page_path, const char *page) { struct stat st; - const char *html_path = system_path(GIT_HTML_PATH); + if (!html_path) + html_path = system_path(GIT_HTML_PATH); /* Check that we have a git documentation directory. */ - if (stat(mkpath("%s/git.html", html_path), &st) - || !S_ISREG(st.st_mode)) - die("'%s': not a documentation directory.", html_path); + if (!strstr(html_path, "://")) { + if (stat(mkpath("%s/git.html", html_path), &st) + || !S_ISREG(st.st_mode)) + die("'%s': not a documentation directory.", html_path); + } strbuf_init(page_path, 0); strbuf_addf(page_path, "%s/%s.html", html_path, page); @@ -424,16 +443,17 @@ int cmd_help(int argc, const char **argv, const char *prefix) parsed_help_format = help_format; if (show_all) { - printf("usage: %s\n\n", git_usage_string); - list_commands("git commands", &main_cmds, &other_cmds); - printf("%s\n", git_more_info_string); + git_config(git_help_config, NULL); + printf(_("usage: %s%s"), _(git_usage_string), "\n\n"); + list_commands(colopts, &main_cmds, &other_cmds); + printf("%s\n", _(git_more_info_string)); return 0; } if (!argv[0]) { - printf("usage: %s\n\n", git_usage_string); + printf(_("usage: %s%s"), _(git_usage_string), "\n\n"); list_common_cmds_help(); - printf("\n%s\n", git_more_info_string); + printf("\n%s\n", _(git_more_info_string)); return 0; } @@ -442,10 +462,12 @@ int cmd_help(int argc, const char **argv, const char *prefix) if (parsed_help_format != HELP_FORMAT_NONE) help_format = parsed_help_format; + if (help_format == HELP_FORMAT_NONE) + help_format = parse_help_format(DEFAULT_HELP_FORMAT); alias = alias_lookup(argv[0]); if (alias && !is_git_command(argv[0])) { - printf("`git %s' is aliased to `%s'\n", argv[0], alias); + printf_ln(_("`git %s' is aliased to `%s'"), argv[0], alias); return 0; } diff --git a/builtin/index-pack.c b/builtin/index-pack.c index af7dc37..5a0372a 100644 --- a/builtin/index-pack.c +++ b/builtin/index-pack.c @@ -9,6 +9,8 @@ #include "progress.h" #include "fsck.h" #include "exec_cmd.h" +#include "streaming.h" +#include "thread-utils.h" static const char index_pack_usage[] = "git index-pack [-v] [-o <index-file>] [--keep | --keep=<msg>] [--verify] [--strict] (<pack-file> | --stdin [--fix-thin] [<pack-file>])"; @@ -34,6 +36,21 @@ struct base_data { struct object_entry *obj; void *data; unsigned long size; + int ref_first, ref_last; + int ofs_first, ofs_last; +}; + +#if !defined(NO_PTHREADS) && defined(NO_THREAD_SAFE_PREAD) +/* pread() emulation is not thread-safe. Disable threading. */ +#define NO_PTHREADS +#endif + +struct thread_local { +#ifndef NO_PTHREADS + pthread_t thread; +#endif + struct base_data *base_cache; + size_t base_cache_used; }; /* @@ -52,11 +69,11 @@ struct delta_entry { static struct object_entry *objects; static struct delta_entry *deltas; -static struct base_data *base_cache; -static size_t base_cache_used; +static struct thread_local nothread_data; static int nr_objects; static int nr_deltas; static int nr_resolved_deltas; +static int nr_threads; static int from_stdin; static int strict; @@ -73,13 +90,84 @@ static git_SHA_CTX input_ctx; static uint32_t input_crc32; static int input_fd, output_fd, pack_fd; +#ifndef NO_PTHREADS + +static struct thread_local *thread_data; +static int nr_dispatched; +static int threads_active; + +static pthread_mutex_t read_mutex; +#define read_lock() lock_mutex(&read_mutex) +#define read_unlock() unlock_mutex(&read_mutex) + +static pthread_mutex_t counter_mutex; +#define counter_lock() lock_mutex(&counter_mutex) +#define counter_unlock() unlock_mutex(&counter_mutex) + +static pthread_mutex_t work_mutex; +#define work_lock() lock_mutex(&work_mutex) +#define work_unlock() unlock_mutex(&work_mutex) + +static pthread_key_t key; + +static inline void lock_mutex(pthread_mutex_t *mutex) +{ + if (threads_active) + pthread_mutex_lock(mutex); +} + +static inline void unlock_mutex(pthread_mutex_t *mutex) +{ + if (threads_active) + pthread_mutex_unlock(mutex); +} + +/* + * Mutex and conditional variable can't be statically-initialized on Windows. + */ +static void init_thread(void) +{ + init_recursive_mutex(&read_mutex); + pthread_mutex_init(&counter_mutex, NULL); + pthread_mutex_init(&work_mutex, NULL); + pthread_key_create(&key, NULL); + thread_data = xcalloc(nr_threads, sizeof(*thread_data)); + threads_active = 1; +} + +static void cleanup_thread(void) +{ + if (!threads_active) + return; + threads_active = 0; + pthread_mutex_destroy(&read_mutex); + pthread_mutex_destroy(&counter_mutex); + pthread_mutex_destroy(&work_mutex); + pthread_key_delete(key); + free(thread_data); +} + +#else + +#define read_lock() +#define read_unlock() + +#define counter_lock() +#define counter_unlock() + +#define work_lock() +#define work_unlock() + +#endif + + static int mark_link(struct object *obj, int type, void *data) { if (!obj) return -1; if (type != OBJ_ANY && obj->type != type) - die("object type mismatch at %s", sha1_to_hex(obj->sha1)); + die(_("object type mismatch at %s"), sha1_to_hex(obj->sha1)); obj->flags |= FLAG_LINK; return 0; @@ -99,7 +187,7 @@ static void check_object(struct object *obj) unsigned long size; int type = sha1_object_info(obj->sha1, &size); if (type != obj->type || type <= 0) - die("object of unexpected type"); + die(_("object of unexpected type")); obj->flags |= FLAG_CHECKED; return; } @@ -136,15 +224,18 @@ static void *fill(int min) if (min <= input_len) return input_buffer + input_offset; if (min > sizeof(input_buffer)) - die("cannot fill %d bytes", min); + die(Q_("cannot fill %d byte", + "cannot fill %d bytes", + min), + min); flush(); do { ssize_t ret = xread(input_fd, input_buffer + input_len, sizeof(input_buffer) - input_len); if (ret <= 0) { if (!ret) - die("early EOF"); - die_errno("read error on input"); + die(_("early EOF")); + die_errno(_("read error on input")); } input_len += ret; if (from_stdin) @@ -156,14 +247,14 @@ static void *fill(int min) static void use(int bytes) { if (bytes > input_len) - die("used more bytes than were available"); + die(_("used more bytes than were available")); input_crc32 = crc32(input_crc32, input_buffer + input_offset, bytes); input_len -= bytes; input_offset += bytes; /* make sure off_t is sufficiently large not to wrap */ if (signed_add_overflows(consumed_bytes, bytes)) - die("pack too large for current definition of off_t"); + die(_("pack too large for current definition of off_t")); consumed_bytes += bytes; } @@ -179,12 +270,12 @@ static const char *open_pack_file(const char *pack_name) } else output_fd = open(pack_name, O_CREAT|O_EXCL|O_RDWR, 0600); if (output_fd < 0) - die_errno("unable to create '%s'", pack_name); + die_errno(_("unable to create '%s'"), pack_name); pack_fd = output_fd; } else { input_fd = open(pack_name, O_RDONLY); if (input_fd < 0) - die_errno("cannot open packfile '%s'", pack_name); + die_errno(_("cannot open packfile '%s'"), pack_name); output_fd = -1; pack_fd = input_fd; } @@ -198,7 +289,7 @@ static void parse_pack_header(void) /* Header consistency check */ if (hdr->hdr_signature != htonl(PACK_SIGNATURE)) - die("pack signature mismatch"); + die(_("pack signature mismatch")); if (!pack_version_ok(hdr->hdr_version)) die("pack version %"PRIu32" unsupported", ntohl(hdr->hdr_version)); @@ -218,7 +309,35 @@ static NORETURN void bad_object(unsigned long offset, const char *format, ...) va_start(params, format); vsnprintf(buf, sizeof(buf), format, params); va_end(params); - die("pack has bad object at offset %lu: %s", offset, buf); + die(_("pack has bad object at offset %lu: %s"), offset, buf); +} + +static inline struct thread_local *get_thread_data(void) +{ +#ifndef NO_PTHREADS + if (threads_active) + return pthread_getspecific(key); + assert(!threads_active && + "This should only be reached when all threads are gone"); +#endif + return ¬hread_data; +} + +#ifndef NO_PTHREADS +static void set_thread_data(struct thread_local *data) +{ + if (threads_active) + pthread_setspecific(key, data); +} +#endif + +static struct base_data *alloc_base_data(void) +{ + struct base_data *base = xmalloc(sizeof(struct base_data)); + memset(base, 0, sizeof(*base)); + base->ref_last = -1; + base->ofs_last = -1; + return base; } static void free_base_data(struct base_data *c) @@ -226,15 +345,16 @@ static void free_base_data(struct base_data *c) if (c->data) { free(c->data); c->data = NULL; - base_cache_used -= c->size; + get_thread_data()->base_cache_used -= c->size; } } static void prune_base_data(struct base_data *retain) { struct base_data *b; - for (b = base_cache; - base_cache_used > delta_base_cache_limit && b; + struct thread_local *data = get_thread_data(); + for (b = data->base_cache; + data->base_cache_used > delta_base_cache_limit && b; b = b->child) { if (b->data && b != retain) free_base_data(b); @@ -246,12 +366,12 @@ static void link_base_data(struct base_data *base, struct base_data *c) if (base) base->child = c; else - base_cache = c; + get_thread_data()->base_cache = c; c->base = base; c->child = NULL; if (c->data) - base_cache_used += c->size; + get_thread_data()->base_cache_used += c->size; prune_base_data(c); } @@ -261,34 +381,66 @@ static void unlink_base_data(struct base_data *c) if (base) base->child = NULL; else - base_cache = NULL; + get_thread_data()->base_cache = NULL; free_base_data(c); } -static void *unpack_entry_data(unsigned long offset, unsigned long size) +static int is_delta_type(enum object_type type) +{ + return (type == OBJ_REF_DELTA || type == OBJ_OFS_DELTA); +} + +static void *unpack_entry_data(unsigned long offset, unsigned long size, + enum object_type type, unsigned char *sha1) { + static char fixed_buf[8192]; int status; git_zstream stream; - void *buf = xmalloc(size); + void *buf; + git_SHA_CTX c; + char hdr[32]; + int hdrlen; + + if (!is_delta_type(type)) { + hdrlen = sprintf(hdr, "%s %lu", typename(type), size) + 1; + git_SHA1_Init(&c); + git_SHA1_Update(&c, hdr, hdrlen); + } else + sha1 = NULL; + if (type == OBJ_BLOB && size > big_file_threshold) + buf = fixed_buf; + else + buf = xmalloc(size); memset(&stream, 0, sizeof(stream)); git_inflate_init(&stream); stream.next_out = buf; - stream.avail_out = size; + stream.avail_out = buf == fixed_buf ? sizeof(fixed_buf) : size; do { + unsigned char *last_out = stream.next_out; stream.next_in = fill(1); stream.avail_in = input_len; status = git_inflate(&stream, 0); use(input_len - stream.avail_in); + if (sha1) + git_SHA1_Update(&c, last_out, stream.next_out - last_out); + if (buf == fixed_buf) { + stream.next_out = buf; + stream.avail_out = sizeof(fixed_buf); + } } while (status == Z_OK); if (stream.total_out != size || status != Z_STREAM_END) - bad_object(offset, "inflate returned %d", status); + bad_object(offset, _("inflate returned %d"), status); git_inflate_end(&stream); - return buf; + if (sha1) + git_SHA1_Final(sha1, &c); + return buf == fixed_buf ? NULL : buf; } -static void *unpack_raw_entry(struct object_entry *obj, union delta_base *delta_base) +static void *unpack_raw_entry(struct object_entry *obj, + union delta_base *delta_base, + unsigned char *sha1) { unsigned char *p; unsigned long size, c; @@ -328,7 +480,7 @@ static void *unpack_raw_entry(struct object_entry *obj, union delta_base *delta_ while (c & 128) { base_offset += 1; if (!base_offset || MSB(base_offset, 7)) - bad_object(obj->idx.offset, "offset value overflow for delta base object"); + bad_object(obj->idx.offset, _("offset value overflow for delta base object")); p = fill(1); c = *p; use(1); @@ -336,7 +488,7 @@ static void *unpack_raw_entry(struct object_entry *obj, union delta_base *delta_ } delta_base->offset = obj->idx.offset - base_offset; if (delta_base->offset <= 0 || delta_base->offset >= obj->idx.offset) - bad_object(obj->idx.offset, "delta base offset is out of bound"); + bad_object(obj->idx.offset, _("delta base offset is out of bound")); break; case OBJ_COMMIT: case OBJ_TREE: @@ -344,16 +496,18 @@ static void *unpack_raw_entry(struct object_entry *obj, union delta_base *delta_ case OBJ_TAG: break; default: - bad_object(obj->idx.offset, "unknown object type %d", obj->type); + bad_object(obj->idx.offset, _("unknown object type %d"), obj->type); } obj->hdr_size = consumed_bytes - obj->idx.offset; - data = unpack_entry_data(obj->idx.offset, obj->size); + data = unpack_entry_data(obj->idx.offset, obj->size, obj->type, sha1); obj->idx.crc32 = input_crc32; return data; } -static void *get_data_from_pack(struct object_entry *obj) +static void *unpack_data(struct object_entry *obj, + int (*consume)(const unsigned char *, unsigned long, void *), + void *cb_data) { off_t from = obj[0].idx.offset + obj[0].hdr_size; unsigned long len = obj[1].idx.offset - from; @@ -361,37 +515,59 @@ static void *get_data_from_pack(struct object_entry *obj) git_zstream stream; int status; - data = xmalloc(obj->size); + data = xmalloc(consume ? 64*1024 : obj->size); inbuf = xmalloc((len < 64*1024) ? len : 64*1024); memset(&stream, 0, sizeof(stream)); git_inflate_init(&stream); stream.next_out = data; - stream.avail_out = obj->size; + stream.avail_out = consume ? 64*1024 : obj->size; do { + unsigned char *last_out = stream.next_out; ssize_t n = (len < 64*1024) ? len : 64*1024; n = pread(pack_fd, inbuf, n, from); if (n < 0) - die_errno("cannot pread pack file"); + die_errno(_("cannot pread pack file")); if (!n) - die("premature end of pack file, %lu bytes missing", len); + die(Q_("premature end of pack file, %lu byte missing", + "premature end of pack file, %lu bytes missing", + len), + len); from += n; len -= n; stream.next_in = inbuf; stream.avail_in = n; status = git_inflate(&stream, 0); + if (consume) { + if (consume(last_out, stream.next_out - last_out, cb_data)) { + free(inbuf); + free(data); + return NULL; + } + stream.next_out = data; + stream.avail_out = 64*1024; + } } while (len && status == Z_OK && !stream.avail_in); /* This has been inflated OK when first encountered, so... */ if (status != Z_STREAM_END || stream.total_out != obj->size) - die("serious inflate inconsistency"); + die(_("serious inflate inconsistency")); git_inflate_end(&stream); free(inbuf); + if (consume) { + free(data); + data = NULL; + } return data; } +static void *get_data_from_pack(struct object_entry *obj) +{ + return unpack_data(obj, NULL, NULL); +} + static int compare_delta_bases(const union delta_base *base1, const union delta_base *base2, enum object_type type1, @@ -446,45 +622,130 @@ static void find_delta_children(const union delta_base *base, *last_index = last; } -static void sha1_object(const void *data, unsigned long size, - enum object_type type, unsigned char *sha1) +struct compare_data { + struct object_entry *entry; + struct git_istream *st; + unsigned char *buf; + unsigned long buf_size; +}; + +static int compare_objects(const unsigned char *buf, unsigned long size, + void *cb_data) +{ + struct compare_data *data = cb_data; + + if (data->buf_size < size) { + free(data->buf); + data->buf = xmalloc(size); + data->buf_size = size; + } + + while (size) { + ssize_t len = read_istream(data->st, data->buf, size); + if (len == 0) + die(_("SHA1 COLLISION FOUND WITH %s !"), + sha1_to_hex(data->entry->idx.sha1)); + if (len < 0) + die(_("unable to read %s"), + sha1_to_hex(data->entry->idx.sha1)); + if (memcmp(buf, data->buf, len)) + die(_("SHA1 COLLISION FOUND WITH %s !"), + sha1_to_hex(data->entry->idx.sha1)); + size -= len; + buf += len; + } + return 0; +} + +static int check_collison(struct object_entry *entry) { - hash_sha1_file(data, size, typename(type), sha1); - if (has_sha1_file(sha1)) { + struct compare_data data; + enum object_type type; + unsigned long size; + + if (entry->size <= big_file_threshold || entry->type != OBJ_BLOB) + return -1; + + memset(&data, 0, sizeof(data)); + data.entry = entry; + data.st = open_istream(entry->idx.sha1, &type, &size, NULL); + if (!data.st) + return -1; + if (size != entry->size || type != entry->type) + die(_("SHA1 COLLISION FOUND WITH %s !"), + sha1_to_hex(entry->idx.sha1)); + unpack_data(entry, compare_objects, &data); + close_istream(data.st); + free(data.buf); + return 0; +} + +static void sha1_object(const void *data, struct object_entry *obj_entry, + unsigned long size, enum object_type type, + const unsigned char *sha1) +{ + void *new_data = NULL; + int collision_test_needed; + + assert(data || obj_entry); + + read_lock(); + collision_test_needed = has_sha1_file(sha1); + read_unlock(); + + if (collision_test_needed && !data) { + read_lock(); + if (!check_collison(obj_entry)) + collision_test_needed = 0; + read_unlock(); + } + if (collision_test_needed) { void *has_data; enum object_type has_type; unsigned long has_size; + read_lock(); + has_type = sha1_object_info(sha1, &has_size); + if (has_type != type || has_size != size) + die(_("SHA1 COLLISION FOUND WITH %s !"), sha1_to_hex(sha1)); has_data = read_sha1_file(sha1, &has_type, &has_size); + read_unlock(); + if (!data) + data = new_data = get_data_from_pack(obj_entry); if (!has_data) - die("cannot read existing object %s", sha1_to_hex(sha1)); + die(_("cannot read existing object %s"), sha1_to_hex(sha1)); if (size != has_size || type != has_type || memcmp(data, has_data, size) != 0) - die("SHA1 COLLISION FOUND WITH %s !", sha1_to_hex(sha1)); + die(_("SHA1 COLLISION FOUND WITH %s !"), sha1_to_hex(sha1)); free(has_data); } + if (strict) { + read_lock(); if (type == OBJ_BLOB) { struct blob *blob = lookup_blob(sha1); if (blob) blob->object.flags |= FLAG_CHECKED; else - die("invalid blob object %s", sha1_to_hex(sha1)); + die(_("invalid blob object %s"), sha1_to_hex(sha1)); } else { struct object *obj; int eaten; void *buf = (void *) data; + if (!buf) + buf = new_data = get_data_from_pack(obj_entry); + /* * we do not need to free the memory here, as the * buf is deleted by the caller. */ obj = parse_object_buffer(sha1, type, size, buf, &eaten); if (!obj) - die("invalid %s", typename(type)); + die(_("invalid %s"), typename(type)); if (fsck_object(obj, 1, fsck_error_function)) - die("Error in object"); + die(_("Error in object")); if (fsck_walk(obj, mark_link, NULL)) - die("Not all child objects of %s are reachable", sha1_to_hex(obj->sha1)); + die(_("Not all child objects of %s are reachable"), sha1_to_hex(obj->sha1)); if (obj->type == OBJ_TREE) { struct tree *item = (struct tree *) obj; @@ -496,36 +757,69 @@ static void sha1_object(const void *data, unsigned long size, } obj->flags |= FLAG_CHECKED; } + read_unlock(); } -} -static int is_delta_type(enum object_type type) -{ - return (type == OBJ_REF_DELTA || type == OBJ_OFS_DELTA); + free(new_data); } +/* + * This function is part of find_unresolved_deltas(). There are two + * walkers going in the opposite ways. + * + * The first one in find_unresolved_deltas() traverses down from + * parent node to children, deflating nodes along the way. However, + * memory for deflated nodes is limited by delta_base_cache_limit, so + * at some point parent node's deflated content may be freed. + * + * The second walker is this function, which goes from current node up + * to top parent if necessary to deflate the node. In normal + * situation, its parent node would be already deflated, so it just + * needs to apply delta. + * + * In the worst case scenario, parent node is no longer deflated because + * we're running out of delta_base_cache_limit; we need to re-deflate + * parents, possibly up to the top base. + * + * All deflated objects here are subject to be freed if we exceed + * delta_base_cache_limit, just like in find_unresolved_deltas(), we + * just need to make sure the last node is not freed. + */ static void *get_base_data(struct base_data *c) { if (!c->data) { struct object_entry *obj = c->obj; + struct base_data **delta = NULL; + int delta_nr = 0, delta_alloc = 0; - if (is_delta_type(obj->type)) { - void *base = get_base_data(c->base); - void *raw = get_data_from_pack(obj); + while (is_delta_type(c->obj->type) && !c->data) { + ALLOC_GROW(delta, delta_nr + 1, delta_alloc); + delta[delta_nr++] = c; + c = c->base; + } + if (!delta_nr) { + c->data = get_data_from_pack(obj); + c->size = obj->size; + get_thread_data()->base_cache_used += c->size; + prune_base_data(c); + } + for (; delta_nr > 0; delta_nr--) { + void *base, *raw; + c = delta[delta_nr - 1]; + obj = c->obj; + base = get_base_data(c->base); + raw = get_data_from_pack(obj); c->data = patch_delta( base, c->base->size, raw, obj->size, &c->size); free(raw); if (!c->data) - bad_object(obj->idx.offset, "failed to apply delta"); - } else { - c->data = get_data_from_pack(obj); - c->size = obj->size; + bad_object(obj->idx.offset, _("failed to apply delta")); + get_thread_data()->base_cache_used += c->size; + prune_base_data(c); } - - base_cache_used += c->size; - prune_base_data(c); + free(delta); } return c->data; } @@ -547,64 +841,86 @@ static void resolve_delta(struct object_entry *delta_obj, delta_data, delta_obj->size, &result->size); free(delta_data); if (!result->data) - bad_object(delta_obj->idx.offset, "failed to apply delta"); - sha1_object(result->data, result->size, delta_obj->real_type, + bad_object(delta_obj->idx.offset, _("failed to apply delta")); + hash_sha1_file(result->data, result->size, + typename(delta_obj->real_type), delta_obj->idx.sha1); + sha1_object(result->data, NULL, result->size, delta_obj->real_type, delta_obj->idx.sha1); + counter_lock(); nr_resolved_deltas++; + counter_unlock(); } -static void find_unresolved_deltas(struct base_data *base, - struct base_data *prev_base) +static struct base_data *find_unresolved_deltas_1(struct base_data *base, + struct base_data *prev_base) { - int i, ref_first, ref_last, ofs_first, ofs_last; - - /* - * This is a recursive function. Those brackets should help reducing - * stack usage by limiting the scope of the delta_base union. - */ - { + if (base->ref_last == -1 && base->ofs_last == -1) { union delta_base base_spec; hashcpy(base_spec.sha1, base->obj->idx.sha1); find_delta_children(&base_spec, - &ref_first, &ref_last, OBJ_REF_DELTA); + &base->ref_first, &base->ref_last, OBJ_REF_DELTA); memset(&base_spec, 0, sizeof(base_spec)); base_spec.offset = base->obj->idx.offset; find_delta_children(&base_spec, - &ofs_first, &ofs_last, OBJ_OFS_DELTA); - } + &base->ofs_first, &base->ofs_last, OBJ_OFS_DELTA); - if (ref_last == -1 && ofs_last == -1) { - free(base->data); - return; - } + if (base->ref_last == -1 && base->ofs_last == -1) { + free(base->data); + return NULL; + } - link_base_data(prev_base, base); + link_base_data(prev_base, base); + } - for (i = ref_first; i <= ref_last; i++) { - struct object_entry *child = objects + deltas[i].obj_no; - struct base_data result; + if (base->ref_first <= base->ref_last) { + struct object_entry *child = objects + deltas[base->ref_first].obj_no; + struct base_data *result = alloc_base_data(); assert(child->real_type == OBJ_REF_DELTA); - resolve_delta(child, base, &result); - if (i == ref_last && ofs_last == -1) + resolve_delta(child, base, result); + if (base->ref_first == base->ref_last && base->ofs_last == -1) free_base_data(base); - find_unresolved_deltas(&result, base); + + base->ref_first++; + return result; } - for (i = ofs_first; i <= ofs_last; i++) { - struct object_entry *child = objects + deltas[i].obj_no; - struct base_data result; + if (base->ofs_first <= base->ofs_last) { + struct object_entry *child = objects + deltas[base->ofs_first].obj_no; + struct base_data *result = alloc_base_data(); assert(child->real_type == OBJ_OFS_DELTA); - resolve_delta(child, base, &result); - if (i == ofs_last) + resolve_delta(child, base, result); + if (base->ofs_first == base->ofs_last) free_base_data(base); - find_unresolved_deltas(&result, base); + + base->ofs_first++; + return result; } unlink_base_data(base); + return NULL; +} + +static void find_unresolved_deltas(struct base_data *base) +{ + struct base_data *new_base, *prev_base = NULL; + for (;;) { + new_base = find_unresolved_deltas_1(base, prev_base); + + if (new_base) { + prev_base = base; + base = new_base; + } else { + free(base); + base = prev_base; + if (!base) + return; + prev_base = base->base; + } + } } static int compare_delta_entry(const void *a, const void *b) @@ -618,33 +934,68 @@ static int compare_delta_entry(const void *a, const void *b) objects[delta_b->obj_no].type); } -/* Parse all objects and return the pack content SHA1 hash */ +static void resolve_base(struct object_entry *obj) +{ + struct base_data *base_obj = alloc_base_data(); + base_obj->obj = obj; + base_obj->data = NULL; + find_unresolved_deltas(base_obj); +} + +#ifndef NO_PTHREADS +static void *threaded_second_pass(void *data) +{ + set_thread_data(data); + for (;;) { + int i; + work_lock(); + display_progress(progress, nr_resolved_deltas); + while (nr_dispatched < nr_objects && + is_delta_type(objects[nr_dispatched].type)) + nr_dispatched++; + if (nr_dispatched >= nr_objects) { + work_unlock(); + break; + } + i = nr_dispatched++; + work_unlock(); + + resolve_base(&objects[i]); + } + return NULL; +} +#endif + +/* + * First pass: + * - find locations of all objects; + * - calculate SHA1 of all non-delta objects; + * - remember base (SHA1 or offset) for all deltas. + */ static void parse_pack_objects(unsigned char *sha1) { - int i; + int i, nr_delays = 0; struct delta_entry *delta = deltas; struct stat st; - /* - * First pass: - * - find locations of all objects; - * - calculate SHA1 of all non-delta objects; - * - remember base (SHA1 or offset) for all deltas. - */ if (verbose) progress = start_progress( - from_stdin ? "Receiving objects" : "Indexing objects", + from_stdin ? _("Receiving objects") : _("Indexing objects"), nr_objects); for (i = 0; i < nr_objects; i++) { struct object_entry *obj = &objects[i]; - void *data = unpack_raw_entry(obj, &delta->base); + void *data = unpack_raw_entry(obj, &delta->base, obj->idx.sha1); obj->real_type = obj->type; if (is_delta_type(obj->type)) { nr_deltas++; delta->obj_no = i; delta++; + } else if (!data) { + /* large blobs, check later */ + obj->real_type = OBJ_BAD; + nr_delays++; } else - sha1_object(data, obj->size, obj->type, obj->idx.sha1); + sha1_object(data, NULL, obj->size, obj->type, obj->idx.sha1); free(data); display_progress(progress, i+1); } @@ -655,15 +1006,39 @@ static void parse_pack_objects(unsigned char *sha1) flush(); git_SHA1_Final(sha1, &input_ctx); if (hashcmp(fill(20), sha1)) - die("pack is corrupted (SHA1 mismatch)"); + die(_("pack is corrupted (SHA1 mismatch)")); use(20); /* If input_fd is a file, we should have reached its end now. */ if (fstat(input_fd, &st)) - die_errno("cannot fstat packfile"); + die_errno(_("cannot fstat packfile")); if (S_ISREG(st.st_mode) && lseek(input_fd, 0, SEEK_CUR) - input_len != st.st_size) - die("pack has junk at the end"); + die(_("pack has junk at the end")); + + for (i = 0; i < nr_objects; i++) { + struct object_entry *obj = &objects[i]; + if (obj->real_type != OBJ_BAD) + continue; + obj->real_type = obj->type; + sha1_object(NULL, obj, obj->size, obj->type, obj->idx.sha1); + nr_delays--; + } + if (nr_delays) + die(_("confusion beyond insanity in parse_pack_objects()")); +} + +/* + * Second pass: + * - for all non-delta objects, look if it is used as a base for + * deltas; + * - if used as a base, uncompress the object and apply all deltas, + * recursively checking if the resulting object is used as a base + * for some more deltas. + */ +static void resolve_deltas(void) +{ + int i; if (!nr_deltas) return; @@ -672,29 +1047,83 @@ static void parse_pack_objects(unsigned char *sha1) qsort(deltas, nr_deltas, sizeof(struct delta_entry), compare_delta_entry); - /* - * Second pass: - * - for all non-delta objects, look if it is used as a base for - * deltas; - * - if used as a base, uncompress the object and apply all deltas, - * recursively checking if the resulting object is used as a base - * for some more deltas. - */ if (verbose) - progress = start_progress("Resolving deltas", nr_deltas); + progress = start_progress(_("Resolving deltas"), nr_deltas); + +#ifndef NO_PTHREADS + nr_dispatched = 0; + if (nr_threads > 1 || getenv("GIT_FORCE_THREADS")) { + init_thread(); + for (i = 0; i < nr_threads; i++) { + int ret = pthread_create(&thread_data[i].thread, NULL, + threaded_second_pass, thread_data + i); + if (ret) + die("unable to create thread: %s", strerror(ret)); + } + for (i = 0; i < nr_threads; i++) + pthread_join(thread_data[i].thread, NULL); + cleanup_thread(); + return; + } +#endif + for (i = 0; i < nr_objects; i++) { struct object_entry *obj = &objects[i]; - struct base_data base_obj; if (is_delta_type(obj->type)) continue; - base_obj.obj = obj; - base_obj.data = NULL; - find_unresolved_deltas(&base_obj, NULL); + resolve_base(obj); display_progress(progress, nr_resolved_deltas); } } +/* + * Third pass: + * - append objects to convert thin pack to full pack if required + * - write the final 20-byte SHA-1 + */ +static void fix_unresolved_deltas(struct sha1file *f, int nr_unresolved); +static void conclude_pack(int fix_thin_pack, const char *curr_pack, unsigned char *pack_sha1) +{ + if (nr_deltas == nr_resolved_deltas) { + stop_progress(&progress); + /* Flush remaining pack final 20-byte SHA1. */ + flush(); + return; + } + + if (fix_thin_pack) { + struct sha1file *f; + unsigned char read_sha1[20], tail_sha1[20]; + char msg[48]; + int nr_unresolved = nr_deltas - nr_resolved_deltas; + int nr_objects_initial = nr_objects; + if (nr_unresolved <= 0) + die(_("confusion beyond insanity")); + objects = xrealloc(objects, + (nr_objects + nr_unresolved + 1) + * sizeof(*objects)); + f = sha1fd(output_fd, curr_pack); + fix_unresolved_deltas(f, nr_unresolved); + sprintf(msg, "completed with %d local objects", + nr_objects - nr_objects_initial); + stop_progress_msg(&progress, msg); + sha1close(f, tail_sha1, 0); + hashcpy(read_sha1, pack_sha1); + fixup_pack_header_footer(output_fd, pack_sha1, + curr_pack, nr_objects, + read_sha1, consumed_bytes-20); + if (hashcmp(read_sha1, tail_sha1) != 0) + die("Unexpected tail checksum for %s " + "(disk corruption?)", curr_pack); + } + if (nr_deltas != nr_resolved_deltas) + die(Q_("pack has %d unresolved delta", + "pack has %d unresolved deltas", + nr_deltas - nr_resolved_deltas), + nr_deltas - nr_resolved_deltas); +} + static int write_compressed(struct sha1file *f, void *in, unsigned int size) { git_zstream stream; @@ -714,7 +1143,7 @@ static int write_compressed(struct sha1file *f, void *in, unsigned int size) } while (status == Z_OK); if (status != Z_STREAM_END) - die("unable to deflate appended object (%d)", status); + die(_("unable to deflate appended object (%d)"), status); size = stream.total_out; git_deflate_end(&stream); return size; @@ -783,20 +1212,20 @@ static void fix_unresolved_deltas(struct sha1file *f, int nr_unresolved) for (i = 0; i < n; i++) { struct delta_entry *d = sorted_by_pos[i]; enum object_type type; - struct base_data base_obj; + struct base_data *base_obj = alloc_base_data(); if (objects[d->obj_no].real_type != OBJ_REF_DELTA) continue; - base_obj.data = read_sha1_file(d->base.sha1, &type, &base_obj.size); - if (!base_obj.data) + base_obj->data = read_sha1_file(d->base.sha1, &type, &base_obj->size); + if (!base_obj->data) continue; - if (check_sha1_signature(d->base.sha1, base_obj.data, - base_obj.size, typename(type))) - die("local object %s is corrupt", sha1_to_hex(d->base.sha1)); - base_obj.obj = append_obj_to_pack(f, d->base.sha1, - base_obj.data, base_obj.size, type); - find_unresolved_deltas(&base_obj, NULL); + if (check_sha1_signature(d->base.sha1, base_obj->data, + base_obj->size, typename(type))) + die(_("local object %s is corrupt"), sha1_to_hex(d->base.sha1)); + base_obj->obj = append_obj_to_pack(f, d->base.sha1, + base_obj->data, base_obj->size, type); + find_unresolved_deltas(base_obj); display_progress(progress, nr_resolved_deltas); } free(sorted_by_pos); @@ -817,7 +1246,7 @@ static void final(const char *final_pack_name, const char *curr_pack_name, fsync_or_die(output_fd, curr_pack_name); err = close(output_fd); if (err) - die_errno("error while closing pack file"); + die_errno(_("error while closing pack file")); } if (keep_msg) { @@ -830,7 +1259,7 @@ static void final(const char *final_pack_name, const char *curr_pack_name, if (keep_fd < 0) { if (errno != EEXIST) - die_errno("cannot write keep file '%s'", + die_errno(_("cannot write keep file '%s'"), keep_name); } else { if (keep_msg_len > 0) { @@ -838,7 +1267,7 @@ static void final(const char *final_pack_name, const char *curr_pack_name, write_or_die(keep_fd, "\n", 1); } if (close(keep_fd) != 0) - die_errno("cannot close written keep file '%s'", + die_errno(_("cannot close written keep file '%s'"), keep_name); report = "keep"; } @@ -851,7 +1280,7 @@ static void final(const char *final_pack_name, const char *curr_pack_name, final_pack_name = name; } if (move_temp_to_file(curr_pack_name, final_pack_name)) - die("cannot store pack file"); + die(_("cannot store pack file")); } else if (from_stdin) chmod(final_pack_name, 0444); @@ -862,7 +1291,7 @@ static void final(const char *final_pack_name, const char *curr_pack_name, final_index_name = name; } if (move_temp_to_file(curr_index_name, final_index_name)) - die("cannot store index file"); + die(_("cannot store index file")); } else chmod(final_index_name, 0444); @@ -898,6 +1327,18 @@ static int git_index_pack_config(const char *k, const char *v, void *cb) die("bad pack.indexversion=%"PRIu32, opts->version); return 0; } + if (!strcmp(k, "pack.threads")) { + nr_threads = git_config_int(k, v); + if (nr_threads < 0) + die("invalid number of threads specified (%d)", + nr_threads); +#ifdef NO_PTHREADS + if (nr_threads != 1) + warning("no threads support, ignoring %s", k); + nr_threads = 1; +#endif + return 0; + } return git_default_config(k, v, cb); } @@ -951,9 +1392,9 @@ static void read_idx_option(struct pack_idx_option *opts, const char *pack_name) struct packed_git *p = add_packed_git(pack_name, strlen(pack_name), 1); if (!p) - die("Cannot open existing pack file '%s'", pack_name); + die(_("Cannot open existing pack file '%s'"), pack_name); if (open_pack_index(p)) - die("Cannot open existing pack idx file for '%s'", pack_name); + die(_("Cannot open existing pack idx file for '%s'"), pack_name); /* Read the attributes from the existing idx file */ opts->version = p->index_version; @@ -1000,15 +1441,18 @@ static void show_pack_info(int stat_only) } if (baseobjects) - printf("non delta: %d object%s\n", - baseobjects, baseobjects > 1 ? "s" : ""); + printf_ln(Q_("non delta: %d object", + "non delta: %d objects", + baseobjects), + baseobjects); for (i = 0; i < deepest_delta; i++) { if (!chain_histogram[i]) continue; - printf("chain length = %d: %lu object%s\n", - i + 1, - chain_histogram[i], - chain_histogram[i] > 1 ? "s" : ""); + printf_ln(Q_("chain length = %d: %lu object", + "chain length = %d: %lu objects", + chain_histogram[i]), + i + 1, + chain_histogram[i]); } } @@ -1031,7 +1475,7 @@ int cmd_index_pack(int argc, const char **argv, const char *prefix) reset_pack_idx_option(&opts); git_config(git_index_pack_config, &opts); if (prefix && chdir(prefix)) - die("Cannot come back to cwd"); + die(_("Cannot come back to cwd")); for (i = 1; i < argc; i++) { const char *arg = argv[i]; @@ -1056,6 +1500,17 @@ int cmd_index_pack(int argc, const char **argv, const char *prefix) keep_msg = ""; } else if (!prefixcmp(arg, "--keep=")) { keep_msg = arg + 7; + } else if (!prefixcmp(arg, "--threads=")) { + char *end; + nr_threads = strtoul(arg+10, &end, 0); + if (!arg[10] || *end || nr_threads < 0) + usage(index_pack_usage); +#ifdef NO_PTHREADS + if (nr_threads != 1) + warning("no threads support, " + "ignoring %s", arg); + nr_threads = 1; +#endif } else if (!prefixcmp(arg, "--pack_header=")) { struct pack_header *hdr; char *c; @@ -1064,10 +1519,10 @@ int cmd_index_pack(int argc, const char **argv, const char *prefix) hdr->hdr_signature = htonl(PACK_SIGNATURE); hdr->hdr_version = htonl(strtoul(arg + 14, &c, 10)); if (*c != ',') - die("bad %s", arg); + die(_("bad %s"), arg); hdr->hdr_entries = htonl(strtoul(c + 1, &c, 10)); if (*c) - die("bad %s", arg); + die(_("bad %s"), arg); input_len = sizeof(*hdr); } else if (!strcmp(arg, "-v")) { verbose = 1; @@ -1079,11 +1534,11 @@ int cmd_index_pack(int argc, const char **argv, const char *prefix) char *c; opts.version = strtoul(arg + 16, &c, 10); if (opts.version > 2) - die("bad %s", arg); + die(_("bad %s"), arg); if (*c == ',') opts.off32_limit = strtoul(c+1, &c, 0); if (*c || opts.off32_limit & 0x80000000) - die("bad %s", arg); + die(_("bad %s"), arg); } else usage(index_pack_usage); continue; @@ -1097,11 +1552,11 @@ int cmd_index_pack(int argc, const char **argv, const char *prefix) if (!pack_name && !from_stdin) usage(index_pack_usage); if (fix_thin_pack && !from_stdin) - die("--fix-thin cannot be used without --stdin"); + die(_("--fix-thin cannot be used without --stdin")); if (!index_name && pack_name) { int len = strlen(pack_name); if (!has_extension(pack_name, ".pack")) - die("packfile name '%s' does not end with '.pack'", + die(_("packfile name '%s' does not end with '.pack'"), pack_name); index_name_buf = xmalloc(len); memcpy(index_name_buf, pack_name, len - 5); @@ -1111,7 +1566,7 @@ int cmd_index_pack(int argc, const char **argv, const char *prefix) if (keep_msg && !keep_name && pack_name) { int len = strlen(pack_name); if (!has_extension(pack_name, ".pack")) - die("packfile name '%s' does not end with '.pack'", + die(_("packfile name '%s' does not end with '.pack'"), pack_name); keep_name_buf = xmalloc(len); memcpy(keep_name_buf, pack_name, len - 5); @@ -1120,52 +1575,29 @@ int cmd_index_pack(int argc, const char **argv, const char *prefix) } if (verify) { if (!index_name) - die("--verify with no packfile name given"); + die(_("--verify with no packfile name given")); read_idx_option(&opts, index_name); opts.flags |= WRITE_IDX_VERIFY | WRITE_IDX_STRICT; } if (strict) opts.flags |= WRITE_IDX_STRICT; +#ifndef NO_PTHREADS + if (!nr_threads) { + nr_threads = online_cpus(); + /* An experiment showed that more threads does not mean faster */ + if (nr_threads > 3) + nr_threads = 3; + } +#endif + curr_pack = open_pack_file(pack_name); parse_pack_header(); objects = xcalloc(nr_objects + 1, sizeof(struct object_entry)); deltas = xcalloc(nr_objects, sizeof(struct delta_entry)); parse_pack_objects(pack_sha1); - if (nr_deltas == nr_resolved_deltas) { - stop_progress(&progress); - /* Flush remaining pack final 20-byte SHA1. */ - flush(); - } else { - if (fix_thin_pack) { - struct sha1file *f; - unsigned char read_sha1[20], tail_sha1[20]; - char msg[48]; - int nr_unresolved = nr_deltas - nr_resolved_deltas; - int nr_objects_initial = nr_objects; - if (nr_unresolved <= 0) - die("confusion beyond insanity"); - objects = xrealloc(objects, - (nr_objects + nr_unresolved + 1) - * sizeof(*objects)); - f = sha1fd(output_fd, curr_pack); - fix_unresolved_deltas(f, nr_unresolved); - sprintf(msg, "completed with %d local objects", - nr_objects - nr_objects_initial); - stop_progress_msg(&progress, msg); - sha1close(f, tail_sha1, 0); - hashcpy(read_sha1, pack_sha1); - fixup_pack_header_footer(output_fd, pack_sha1, - curr_pack, nr_objects, - read_sha1, consumed_bytes-20); - if (hashcmp(read_sha1, tail_sha1) != 0) - die("Unexpected tail checksum for %s " - "(disk corruption?)", curr_pack); - } - if (nr_deltas != nr_resolved_deltas) - die("pack has %d unresolved deltas", - nr_deltas - nr_resolved_deltas); - } + resolve_deltas(); + conclude_pack(fix_thin_pack, curr_pack, pack_sha1); free(deltas); if (strict) check_objects(); diff --git a/builtin/init-db.c b/builtin/init-db.c index 0dacb8b..244fb7f 100644 --- a/builtin/init-db.c +++ b/builtin/init-db.c @@ -290,6 +290,7 @@ static int create_default_files(const char *template_path) strcpy(path + len, "CoNfIg"); if (!access(path, F_OK)) git_config_set("core.ignorecase", "true"); + probe_utf8_pathname_composition(path, len); } return reinit; diff --git a/builtin/log.c b/builtin/log.c index 7d1f6f8..adcbcf1 100644 --- a/builtin/log.c +++ b/builtin/log.c @@ -20,6 +20,8 @@ #include "string-list.h" #include "parse-options.h" #include "branch.h" +#include "streaming.h" +#include "version.h" /* Set a default date-time format for git log ("log.date" config variable) */ static const char *default_date_mode = NULL; @@ -77,6 +79,8 @@ static void cmd_log_init_defaults(struct rev_info *rev) get_commit_format(fmt_pretty, rev); rev->verbose_header = 1; DIFF_OPT_SET(&rev->diffopt, RECURSIVE); + rev->diffopt.stat_width = -1; /* use full terminal width */ + rev->diffopt.stat_graph_width = -1; /* respect statGraphWidth config */ rev->abbrev_commit = default_abbrev_commit; rev->show_root_diff = default_show_root; rev->subject_prefix = fmt_patch_subject_prefix; @@ -381,8 +385,13 @@ static void show_tagger(char *buf, int len, struct rev_info *rev) strbuf_release(&out); } -static int show_object(const unsigned char *sha1, int show_tag_object, - struct rev_info *rev) +static int show_blob_object(const unsigned char *sha1, struct rev_info *rev) +{ + fflush(stdout); + return stream_blob_to_fd(1, sha1, NULL, 0); +} + +static int show_tag_object(const unsigned char *sha1, struct rev_info *rev) { unsigned long size; enum object_type type; @@ -392,16 +401,16 @@ static int show_object(const unsigned char *sha1, int show_tag_object, if (!buf) return error(_("Could not read object %s"), sha1_to_hex(sha1)); - if (show_tag_object) - while (offset < size && buf[offset] != '\n') { - int new_offset = offset + 1; - while (new_offset < size && buf[new_offset++] != '\n') - ; /* do nothing */ - if (!prefixcmp(buf + offset, "tagger ")) - show_tagger(buf + offset + 7, - new_offset - offset - 7, rev); - offset = new_offset; - } + assert(type == OBJ_TAG); + while (offset < size && buf[offset] != '\n') { + int new_offset = offset + 1; + while (new_offset < size && buf[new_offset++] != '\n') + ; /* do nothing */ + if (!prefixcmp(buf + offset, "tagger ")) + show_tagger(buf + offset + 7, + new_offset - offset - 7, rev); + offset = new_offset; + } if (offset < size) fwrite(buf + offset, size - offset, 1, stdout); @@ -447,11 +456,16 @@ int cmd_show(int argc, const char **argv, const char *prefix) rev.diff = 1; rev.always_show_header = 1; rev.no_walk = 1; + rev.diffopt.stat_width = -1; /* Scale to real terminal size */ + memset(&opt, 0, sizeof(opt)); opt.def = "HEAD"; opt.tweak = show_rev_tweak_rev; cmd_log_init(argc, argv, prefix, &rev, &opt); + if (!rev.no_walk) + return cmd_log_walk(&rev); + count = rev.pending.nr; objects = rev.pending.objects; for (i = 0; i < count && !ret; i++) { @@ -459,7 +473,7 @@ int cmd_show(int argc, const char **argv, const char *prefix) const char *name = objects[i].name; switch (o->type) { case OBJ_BLOB: - ret = show_object(o->sha1, 0, NULL); + ret = show_blob_object(o->sha1, NULL); break; case OBJ_TAG: { struct tag *t = (struct tag *)o; @@ -470,7 +484,7 @@ int cmd_show(int argc, const char **argv, const char *prefix) diff_get_color_opt(&rev.diffopt, DIFF_COMMIT), t->tag, diff_get_color_opt(&rev.diffopt, DIFF_RESET)); - ret = show_object(o->sha1, 1, &rev); + ret = show_tag_object(o->sha1, &rev); rev.shown_one = 1; if (ret) break; @@ -653,7 +667,8 @@ static FILE *realstdout = NULL; static const char *output_directory = NULL; static int outdir_offset; -static int reopen_stdout(struct commit *commit, struct rev_info *rev, int quiet) +static int reopen_stdout(struct commit *commit, const char *subject, + struct rev_info *rev, int quiet) { struct strbuf filename = STRBUF_INIT; int suffix_len = strlen(fmt_patch_suffix) + 1; @@ -667,7 +682,7 @@ static int reopen_stdout(struct commit *commit, struct rev_info *rev, int quiet) strbuf_addch(&filename, '/'); } - get_patch_filename(commit, rev->nr, fmt_patch_suffix, &filename); + get_patch_filename(commit, subject, rev->nr, fmt_patch_suffix, &filename); if (!quiet) fprintf(realstdout, "%s\n", filename.buf + outdir_offset); @@ -727,15 +742,10 @@ static void get_patch_ids(struct rev_info *rev, struct patch_ids *ids, const cha static void gen_message_id(struct rev_info *info, char *base) { - const char *committer = git_committer_info(IDENT_WARN_ON_NO_NAME); - const char *email_start = strrchr(committer, '<'); - const char *email_end = strrchr(committer, '>'); struct strbuf buf = STRBUF_INIT; - if (!email_start || !email_end || email_start > email_end - 1) - die(_("Could not extract email from committer identity.")); - strbuf_addf(&buf, "%s.%lu.git.%.*s", base, + strbuf_addf(&buf, "%s.%lu.git.%s", base, (unsigned long) time(NULL), - (int)(email_end - email_start - 1), email_start + 1); + git_committer_info(IDENT_NO_NAME|IDENT_NO_DATE|IDENT_STRICT)); info->message_id = strbuf_detach(&buf, NULL); } @@ -774,7 +784,6 @@ static void make_cover_letter(struct rev_info *rev, int use_stdout, const char *encoding = "UTF-8"; struct diff_options opts; int need_8bit_cte = 0; - struct commit *commit = NULL; struct pretty_print_context pp = {0}; if (rev->commit_format != CMIT_FMT_EMAIL) @@ -782,31 +791,10 @@ static void make_cover_letter(struct rev_info *rev, int use_stdout, committer = git_committer_info(0); - if (!numbered_files) { - /* - * We fake a commit for the cover letter so we get the filename - * desired. - */ - commit = xcalloc(1, sizeof(*commit)); - commit->buffer = xmalloc(400); - snprintf(commit->buffer, 400, - "tree 0000000000000000000000000000000000000000\n" - "parent %s\n" - "author %s\n" - "committer %s\n\n" - "cover letter\n", - sha1_to_hex(head->object.sha1), committer, committer); - } - - if (!use_stdout && reopen_stdout(commit, rev, quiet)) + if (!use_stdout && + reopen_stdout(NULL, numbered_files ? NULL : "cover-letter", rev, quiet)) return; - if (commit) { - - free(commit->buffer); - free(commit); - } - log_write_email_headers(rev, head, &pp.subject, &pp.after_subject, &need_8bit_cte); @@ -1163,7 +1151,7 @@ int cmd_format_patch(int argc, const char **argv, const char *prefix) if (do_signoff) { const char *committer; const char *endpos; - committer = git_committer_info(IDENT_ERROR_ON_NO_NAME); + committer = git_committer_info(IDENT_STRICT); endpos = strchr(committer, '>'); if (!endpos) die(_("bogus committer info %s"), committer); @@ -1401,8 +1389,8 @@ int cmd_format_patch(int argc, const char **argv, const char *prefix) gen_message_id(&rev, sha1_to_hex(commit->object.sha1)); } - if (!use_stdout && reopen_stdout(numbered_files ? NULL : commit, - &rev, quiet)) + if (!use_stdout && + reopen_stdout(numbered_files ? NULL : commit, NULL, &rev, quiet)) die(_("Failed to create output files")); shown = log_tree_commit(&rev, commit); free(commit->buffer); diff --git a/builtin/ls-files.c b/builtin/ls-files.c index 7cff175..31b3f2d 100644 --- a/builtin/ls-files.c +++ b/builtin/ls-files.c @@ -200,9 +200,19 @@ static void show_ru_info(void) } } +static int ce_excluded(struct path_exclude_check *check, struct cache_entry *ce) +{ + int dtype = ce_to_dtype(ce); + return path_excluded(check, ce->name, ce_namelen(ce), &dtype); +} + static void show_files(struct dir_struct *dir) { int i; + struct path_exclude_check check; + + if ((dir->flags & DIR_SHOW_IGNORED)) + path_exclude_check_init(&check, dir); /* For cached/deleted files we don't need to even do the readdir */ if (show_others || show_killed) { @@ -215,9 +225,8 @@ static void show_files(struct dir_struct *dir) if (show_cached | show_stage) { for (i = 0; i < active_nr; i++) { struct cache_entry *ce = active_cache[i]; - int dtype = ce_to_dtype(ce); - if (dir->flags & DIR_SHOW_IGNORED && - !excluded(dir, ce->name, &dtype)) + if ((dir->flags & DIR_SHOW_IGNORED) && + !ce_excluded(&check, ce)) continue; if (show_unmerged && !ce_stage(ce)) continue; @@ -232,9 +241,8 @@ static void show_files(struct dir_struct *dir) struct cache_entry *ce = active_cache[i]; struct stat st; int err; - int dtype = ce_to_dtype(ce); - if (dir->flags & DIR_SHOW_IGNORED && - !excluded(dir, ce->name, &dtype)) + if ((dir->flags & DIR_SHOW_IGNORED) && + !ce_excluded(&check, ce)) continue; if (ce->ce_flags & CE_UPDATE) continue; @@ -247,6 +255,9 @@ static void show_files(struct dir_struct *dir) show_ce_entry(tag_modified, ce); } } + + if ((dir->flags & DIR_SHOW_IGNORED)) + path_exclude_check_clear(&check); } /* diff --git a/builtin/mailinfo.c b/builtin/mailinfo.c index bfb32b7..eaf9e15 100644 --- a/builtin/mailinfo.c +++ b/builtin/mailinfo.c @@ -250,8 +250,17 @@ static void cleanup_subject(struct strbuf *subject) (7 <= remove && memmem(subject->buf + at, remove, "PATCH", 5))) strbuf_remove(subject, at, remove); - else + else { at += remove; + /* + * If the input had a space after the ], keep + * it. We don't bother with finding the end of + * the space, since we later normalize it + * anyway. + */ + if (isspace(subject->buf[at])) + at += 1; + } continue; } break; diff --git a/builtin/merge-file.c b/builtin/merge-file.c index 237abd3..6f0efef 100644 --- a/builtin/merge-file.c +++ b/builtin/merge-file.c @@ -63,7 +63,7 @@ int cmd_merge_file(int argc, const char **argv, const char *prefix) if (quiet) { if (!freopen("/dev/null", "w", stderr)) return error("failed to redirect stderr to /dev/null: " - "%s\n", strerror(errno)); + "%s", strerror(errno)); } if (prefix) @@ -76,7 +76,7 @@ int cmd_merge_file(int argc, const char **argv, const char *prefix) if (read_mmfile(mmfs + i, fname)) return -1; if (buffer_is_binary(mmfs[i].ptr, mmfs[i].size)) - return error("Cannot merge binary files: %s\n", + return error("Cannot merge binary files: %s", argv[i]); } diff --git a/builtin/merge.c b/builtin/merge.c index 5126443..dd50a0c 100644 --- a/builtin/merge.c +++ b/builtin/merge.c @@ -52,7 +52,6 @@ static int fast_forward_only, option_edit = -1; static int allow_trivial = 1, have_message; static int overwrite_ignore = 1; static struct strbuf merge_msg = STRBUF_INIT; -static struct commit_list *remoteheads; static struct strategy **use_strategies; static size_t use_strategies_nr, use_strategies_alloc; static const char **xopts; @@ -318,7 +317,7 @@ static void finish_up_to_date(const char *msg) drop_save(); } -static void squash_message(struct commit *commit) +static void squash_message(struct commit *commit, struct commit_list *remoteheads) { struct rev_info rev; struct strbuf out = STRBUF_INIT; @@ -366,6 +365,7 @@ static void squash_message(struct commit *commit) } static void finish(struct commit *head_commit, + struct commit_list *remoteheads, const unsigned char *new_head, const char *msg) { struct strbuf reflog_message = STRBUF_INIT; @@ -380,7 +380,7 @@ static void finish(struct commit *head_commit, getenv("GIT_REFLOG_ACTION"), msg); } if (squash) { - squash_message(head_commit); + squash_message(head_commit, remoteheads); } else { if (verbosity >= 0 && !merge_msg.len) printf(_("No merge message -- not updating HEAD\n")); @@ -399,6 +399,8 @@ static void finish(struct commit *head_commit, if (new_head && show_diffstat) { struct diff_options opts; diff_setup(&opts); + opts.stat_width = -1; /* use full terminal width */ + opts.stat_graph_width = -1; /* respect statGraphWidth config */ opts.output_format |= DIFF_FORMAT_SUMMARY | DIFF_FORMAT_DIFFSTAT; opts.detect_rename = DIFF_DETECT_RENAME; @@ -681,6 +683,7 @@ int try_merge_command(const char *strategy, size_t xopts_nr, } static int try_merge_strategy(const char *strategy, struct commit_list *common, + struct commit_list *remoteheads, struct commit *head, const char *head_arg) { int index_fd; @@ -874,14 +877,14 @@ static void read_merge_msg(struct strbuf *msg) die_errno(_("Could not read from '%s'"), filename); } -static void write_merge_state(void); -static void abort_commit(const char *err_msg) +static void write_merge_state(struct commit_list *); +static void abort_commit(struct commit_list *remoteheads, const char *err_msg) { if (err_msg) error("%s", err_msg); fprintf(stderr, _("Not committing merge; use 'git commit' to complete the merge.\n")); - write_merge_state(); + write_merge_state(remoteheads); exit(1); } @@ -892,7 +895,7 @@ N_("Please enter a commit message to explain why this merge is necessary,\n" "Lines starting with '#' will be ignored, and an empty message aborts\n" "the commit.\n"); -static void prepare_to_commit(void) +static void prepare_to_commit(struct commit_list *remoteheads) { struct strbuf msg = STRBUF_INIT; const char *comment = _(merge_editor_comment); @@ -903,20 +906,20 @@ static void prepare_to_commit(void) write_merge_msg(&msg); run_hook(get_index_file(), "prepare-commit-msg", git_path("MERGE_MSG"), "merge", NULL, NULL); - if (option_edit) { + if (0 < option_edit) { if (launch_editor(git_path("MERGE_MSG"), NULL, NULL)) - abort_commit(NULL); + abort_commit(remoteheads, NULL); } read_merge_msg(&msg); - stripspace(&msg, option_edit); + stripspace(&msg, 0 < option_edit); if (!msg.len) - abort_commit(_("Empty commit message.")); + abort_commit(remoteheads, _("Empty commit message.")); strbuf_release(&merge_msg); strbuf_addbuf(&merge_msg, &msg); strbuf_release(&msg); } -static int merge_trivial(struct commit *head) +static int merge_trivial(struct commit *head, struct commit_list *remoteheads) { unsigned char result_tree[20], result_commit[20]; struct commit_list *parent = xmalloc(sizeof(*parent)); @@ -927,45 +930,37 @@ static int merge_trivial(struct commit *head) parent->next = xmalloc(sizeof(*parent->next)); parent->next->item = remoteheads->item; parent->next->next = NULL; - prepare_to_commit(); + prepare_to_commit(remoteheads); if (commit_tree(&merge_msg, result_tree, parent, result_commit, NULL, sign_commit)) die(_("failed to write commit object")); - finish(head, result_commit, "In-index merge"); + finish(head, remoteheads, result_commit, "In-index merge"); drop_save(); return 0; } static int finish_automerge(struct commit *head, + int head_subsumed, struct commit_list *common, + struct commit_list *remoteheads, unsigned char *result_tree, const char *wt_strategy) { - struct commit_list *parents = NULL, *j; + struct commit_list *parents = NULL; struct strbuf buf = STRBUF_INIT; unsigned char result_commit[20]; free_commit_list(common); - if (allow_fast_forward) { - parents = remoteheads; + parents = remoteheads; + if (!head_subsumed || !allow_fast_forward) commit_list_insert(head, &parents); - parents = reduce_heads(parents); - } else { - struct commit_list **pptr = &parents; - - pptr = &commit_list_insert(head, - pptr)->next; - for (j = remoteheads; j; j = j->next) - pptr = &commit_list_insert(j->item, pptr)->next; - } strbuf_addch(&merge_msg, '\n'); - prepare_to_commit(); - free_commit_list(remoteheads); + prepare_to_commit(remoteheads); if (commit_tree(&merge_msg, result_tree, parents, result_commit, NULL, sign_commit)) die(_("failed to write commit object")); strbuf_addf(&buf, "Merge made by the '%s' strategy.", wt_strategy); - finish(head, result_commit, buf.buf); + finish(head, remoteheads, result_commit, buf.buf); strbuf_release(&buf); drop_save(); return 0; @@ -1070,7 +1065,7 @@ static int setup_with_upstream(const char ***argv) return i; } -static void write_merge_state(void) +static void write_merge_state(struct commit_list *remoteheads) { const char *filename; int fd; @@ -1135,6 +1130,39 @@ static int default_edit_option(void) st_stdin.st_mode == st_stdout.st_mode); } +static struct commit_list *collect_parents(struct commit *head_commit, + int *head_subsumed, + int argc, const char **argv) +{ + int i; + struct commit_list *remoteheads = NULL, *parents, *next; + struct commit_list **remotes = &remoteheads; + + if (head_commit) + remotes = &commit_list_insert(head_commit, remotes)->next; + for (i = 0; i < argc; i++) { + struct commit *commit = get_merge_parent(argv[i]); + if (!commit) + die(_("%s - not something we can merge"), argv[i]); + remotes = &commit_list_insert(commit, remotes)->next; + } + *remotes = NULL; + + parents = reduce_heads(remoteheads); + + *head_subsumed = 1; /* we will flip this to 0 when we find it */ + for (remoteheads = NULL, remotes = &remoteheads; + parents; + parents = next) { + struct commit *commit = parents->item; + next = parents->next; + if (commit == head_commit) + *head_subsumed = 0; + else + remotes = &commit_list_insert(commit, remotes)->next; + } + return remoteheads; +} int cmd_merge(int argc, const char **argv, const char *prefix) { @@ -1144,11 +1172,11 @@ int cmd_merge(int argc, const char **argv, const char *prefix) struct commit *head_commit; struct strbuf buf = STRBUF_INIT; const char *head_arg; - int flag, i, ret = 0; + int flag, i, ret = 0, head_subsumed; int best_cnt = -1, merge_was_ok = 0, automerge_was_ok = 0; struct commit_list *common = NULL; const char *best_strategy = NULL, *wt_strategy = NULL; - struct commit_list **remotes = &remoteheads; + struct commit_list *remoteheads, *p; void *branch_to_free; if (argc == 2 && !strcmp(argv[1], "-h")) @@ -1253,6 +1281,7 @@ int cmd_merge(int argc, const char **argv, const char *prefix) head_arg = argv[1]; argv += 2; argc -= 2; + remoteheads = collect_parents(head_commit, &head_subsumed, argc, argv); } else if (!head_commit) { struct commit *remote_head; /* @@ -1268,7 +1297,8 @@ int cmd_merge(int argc, const char **argv, const char *prefix) if (!allow_fast_forward) die(_("Non-fast-forward commit does not make sense into " "an empty head")); - remote_head = get_merge_parent(argv[0]); + remoteheads = collect_parents(head_commit, &head_subsumed, argc, argv); + remote_head = remoteheads->item; if (!remote_head) die(_("%s - not something we can merge"), argv[0]); read_empty(remote_head->object.sha1, 0); @@ -1286,8 +1316,9 @@ int cmd_merge(int argc, const char **argv, const char *prefix) * the standard merge summary message to be appended * to the given message. */ - for (i = 0; i < argc; i++) - merge_name(argv[i], &merge_names); + remoteheads = collect_parents(head_commit, &head_subsumed, argc, argv); + for (p = remoteheads; p; p = p->next) + merge_name(merge_remote_util(p->item)->name, &merge_names); if (!have_message || shortlog_len) { struct fmt_merge_msg_opts opts; @@ -1306,35 +1337,31 @@ int cmd_merge(int argc, const char **argv, const char *prefix) builtin_merge_options); strbuf_addstr(&buf, "merge"); - for (i = 0; i < argc; i++) - strbuf_addf(&buf, " %s", argv[i]); + for (p = remoteheads; p; p = p->next) + strbuf_addf(&buf, " %s", merge_remote_util(p->item)->name); setenv("GIT_REFLOG_ACTION", buf.buf, 0); strbuf_reset(&buf); - for (i = 0; i < argc; i++) { - struct commit *commit = get_merge_parent(argv[i]); - if (!commit) - die(_("%s - not something we can merge"), argv[i]); - remotes = &commit_list_insert(commit, remotes)->next; + for (p = remoteheads; p; p = p->next) { + struct commit *commit = p->item; strbuf_addf(&buf, "GITHEAD_%s", sha1_to_hex(commit->object.sha1)); - setenv(buf.buf, argv[i], 1); + setenv(buf.buf, merge_remote_util(commit)->name, 1); strbuf_reset(&buf); if (!fast_forward_only && merge_remote_util(commit) && merge_remote_util(commit)->obj && - merge_remote_util(commit)->obj->type == OBJ_TAG) { - if (option_edit < 0) - option_edit = default_edit_option(); + merge_remote_util(commit)->obj->type == OBJ_TAG) allow_fast_forward = 0; - } } if (option_edit < 0) - option_edit = 0; + option_edit = default_edit_option(); if (!use_strategies) { - if (!remoteheads->next) + if (!remoteheads) + ; /* already up-to-date */ + else if (!remoteheads->next) add_strategies(pull_twohead, DEFAULT_TWOHEAD); else add_strategies(pull_octopus, DEFAULT_OCTOPUS); @@ -1347,7 +1374,9 @@ int cmd_merge(int argc, const char **argv, const char *prefix) allow_trivial = 0; } - if (!remoteheads->next) + if (!remoteheads) + ; /* already up-to-date */ + else if (!remoteheads->next) common = get_merge_bases(head_commit, remoteheads->item, 1); else { struct commit_list *list = remoteheads; @@ -1359,10 +1388,11 @@ int cmd_merge(int argc, const char **argv, const char *prefix) update_ref("updating ORIG_HEAD", "ORIG_HEAD", head_commit->object.sha1, NULL, 0, DIE_ON_ERR); - if (!common) + if (remoteheads && !common) ; /* No common ancestors found. We need a real merge. */ - else if (!remoteheads->next && !common->next && - common->item == remoteheads->item) { + else if (!remoteheads || + (!remoteheads->next && !common->next && + common->item == remoteheads->item)) { /* * If head can reach all the merge then we are up to date. * but first the most common case of merging one remote. @@ -1400,7 +1430,7 @@ int cmd_merge(int argc, const char **argv, const char *prefix) goto done; } - finish(head_commit, commit->object.sha1, msg.buf); + finish(head_commit, remoteheads, commit->object.sha1, msg.buf); drop_save(); goto done; } else if (!remoteheads->next && common->next) @@ -1417,12 +1447,12 @@ int cmd_merge(int argc, const char **argv, const char *prefix) refresh_cache(REFRESH_QUIET); if (allow_trivial && !fast_forward_only) { /* See if it is really trivial. */ - git_committer_info(IDENT_ERROR_ON_NO_NAME); + git_committer_info(IDENT_STRICT); printf(_("Trying really trivial in-index merge...\n")); if (!read_tree_trivial(common->item->object.sha1, head_commit->object.sha1, remoteheads->item->object.sha1)) { - ret = merge_trivial(head_commit); + ret = merge_trivial(head_commit, remoteheads); goto done; } printf(_("Nope.\n")); @@ -1460,7 +1490,7 @@ int cmd_merge(int argc, const char **argv, const char *prefix) die(_("Not possible to fast-forward, aborting.")); /* We are going to make a new commit. */ - git_committer_info(IDENT_ERROR_ON_NO_NAME); + git_committer_info(IDENT_STRICT); /* * At this point, we need a real merge. No matter what strategy @@ -1493,7 +1523,8 @@ int cmd_merge(int argc, const char **argv, const char *prefix) wt_strategy = use_strategies[i]->name; ret = try_merge_strategy(use_strategies[i]->name, - common, head_commit, head_arg); + common, remoteheads, + head_commit, head_arg); if (!option_commit && !ret) { merge_was_ok = 1; /* @@ -1535,8 +1566,9 @@ int cmd_merge(int argc, const char **argv, const char *prefix) * auto resolved the merge cleanly. */ if (automerge_was_ok) { - ret = finish_automerge(head_commit, common, result_tree, - wt_strategy); + ret = finish_automerge(head_commit, head_subsumed, + common, remoteheads, + result_tree, wt_strategy); goto done; } @@ -1561,13 +1593,14 @@ int cmd_merge(int argc, const char **argv, const char *prefix) restore_state(head_commit->object.sha1, stash); printf(_("Using the %s to prepare resolving by hand.\n"), best_strategy); - try_merge_strategy(best_strategy, common, head_commit, head_arg); + try_merge_strategy(best_strategy, common, remoteheads, + head_commit, head_arg); } if (squash) - finish(head_commit, NULL, NULL); + finish(head_commit, remoteheads, NULL, NULL); else - write_merge_state(); + write_merge_state(remoteheads); if (merge_was_ok) fprintf(stderr, _("Automatic merge went well; " diff --git a/builtin/pack-objects.c b/builtin/pack-objects.c index 0f2e7b8..f334820 100644 --- a/builtin/pack-objects.c +++ b/builtin/pack-objects.c @@ -16,18 +16,14 @@ #include "list-objects.h" #include "progress.h" #include "refs.h" +#include "streaming.h" #include "thread-utils.h" -static const char pack_usage[] = - "git pack-objects [ -q | --progress | --all-progress ]\n" - " [--all-progress-implied]\n" - " [--max-pack-size=<n>] [--local] [--incremental]\n" - " [--window=<n>] [--window-memory=<n>] [--depth=<n>]\n" - " [--no-reuse-delta] [--no-reuse-object] [--delta-base-offset]\n" - " [--threads=<n>] [--non-empty] [--revs [--unpacked | --all]]\n" - " [--reflog] [--stdout | base-name] [--include-tag]\n" - " [--keep-unreachable | --unpack-unreachable]\n" - " [< ref-list | < object-list]"; +static const char *pack_usage[] = { + "git pack-objects --stdout [options...] [< ref-list | < object-list]", + "git pack-objects [options...] base-name [< ref-list | < object-list]", + NULL +}; struct object_entry { struct pack_idx_entry idx; @@ -68,6 +64,7 @@ static uint32_t nr_objects, nr_alloc, nr_result, nr_written; static int non_empty; static int reuse_delta = 1, reuse_object = 1; static int keep_unreachable, unpack_unreachable, include_tag; +static unsigned long unpack_unreachable_expiration; static int local; static int incremental; static int ignore_packed_keep; @@ -154,6 +151,46 @@ static unsigned long do_compress(void **pptr, unsigned long size) return stream.total_out; } +static unsigned long write_large_blob_data(struct git_istream *st, struct sha1file *f, + const unsigned char *sha1) +{ + git_zstream stream; + unsigned char ibuf[1024 * 16]; + unsigned char obuf[1024 * 16]; + unsigned long olen = 0; + + memset(&stream, 0, sizeof(stream)); + git_deflate_init(&stream, pack_compression_level); + + for (;;) { + ssize_t readlen; + int zret = Z_OK; + readlen = read_istream(st, ibuf, sizeof(ibuf)); + if (readlen == -1) + die(_("unable to read %s"), sha1_to_hex(sha1)); + + stream.next_in = ibuf; + stream.avail_in = readlen; + while ((stream.avail_in || readlen == 0) && + (zret == Z_OK || zret == Z_BUF_ERROR)) { + stream.next_out = obuf; + stream.avail_out = sizeof(obuf); + zret = git_deflate(&stream, readlen ? 0 : Z_FINISH); + sha1write(f, obuf, stream.next_out - obuf); + olen += stream.next_out - obuf; + } + if (stream.avail_in) + die(_("deflate error (%d)"), zret); + if (readlen == 0) { + if (zret != Z_STREAM_END) + die(_("deflate error (%d)"), zret); + break; + } + } + git_deflate_end(&stream); + return olen; +} + /* * we are going to reuse the existing object data as is. make * sure it is not corrupt. @@ -204,22 +241,198 @@ static void copy_pack_data(struct sha1file *f, } /* Return 0 if we will bust the pack-size limit */ -static unsigned long write_object(struct sha1file *f, - struct object_entry *entry, - off_t write_offset) +static unsigned long write_no_reuse_object(struct sha1file *f, struct object_entry *entry, + unsigned long limit, int usable_delta) { - unsigned long size, limit, datalen; - void *buf; + unsigned long size, datalen; unsigned char header[10], dheader[10]; unsigned hdrlen; enum object_type type; + void *buf; + struct git_istream *st = NULL; + + if (!usable_delta) { + if (entry->type == OBJ_BLOB && + entry->size > big_file_threshold && + (st = open_istream(entry->idx.sha1, &type, &size, NULL)) != NULL) + buf = NULL; + else { + buf = read_sha1_file(entry->idx.sha1, &type, &size); + if (!buf) + die(_("unable to read %s"), sha1_to_hex(entry->idx.sha1)); + } + /* + * make sure no cached delta data remains from a + * previous attempt before a pack split occurred. + */ + free(entry->delta_data); + entry->delta_data = NULL; + entry->z_delta_size = 0; + } else if (entry->delta_data) { + size = entry->delta_size; + buf = entry->delta_data; + entry->delta_data = NULL; + type = (allow_ofs_delta && entry->delta->idx.offset) ? + OBJ_OFS_DELTA : OBJ_REF_DELTA; + } else { + buf = get_delta(entry); + size = entry->delta_size; + type = (allow_ofs_delta && entry->delta->idx.offset) ? + OBJ_OFS_DELTA : OBJ_REF_DELTA; + } + + if (st) /* large blob case, just assume we don't compress well */ + datalen = size; + else if (entry->z_delta_size) + datalen = entry->z_delta_size; + else + datalen = do_compress(&buf, size); + + /* + * The object header is a byte of 'type' followed by zero or + * more bytes of length. + */ + hdrlen = encode_in_pack_object_header(type, size, header); + + if (type == OBJ_OFS_DELTA) { + /* + * Deltas with relative base contain an additional + * encoding of the relative offset for the delta + * base from this object's position in the pack. + */ + off_t ofs = entry->idx.offset - entry->delta->idx.offset; + unsigned pos = sizeof(dheader) - 1; + dheader[pos] = ofs & 127; + while (ofs >>= 7) + dheader[--pos] = 128 | (--ofs & 127); + if (limit && hdrlen + sizeof(dheader) - pos + datalen + 20 >= limit) { + if (st) + close_istream(st); + free(buf); + return 0; + } + sha1write(f, header, hdrlen); + sha1write(f, dheader + pos, sizeof(dheader) - pos); + hdrlen += sizeof(dheader) - pos; + } else if (type == OBJ_REF_DELTA) { + /* + * Deltas with a base reference contain + * an additional 20 bytes for the base sha1. + */ + if (limit && hdrlen + 20 + datalen + 20 >= limit) { + if (st) + close_istream(st); + free(buf); + return 0; + } + sha1write(f, header, hdrlen); + sha1write(f, entry->delta->idx.sha1, 20); + hdrlen += 20; + } else { + if (limit && hdrlen + datalen + 20 >= limit) { + if (st) + close_istream(st); + free(buf); + return 0; + } + sha1write(f, header, hdrlen); + } + if (st) { + datalen = write_large_blob_data(st, f, entry->idx.sha1); + close_istream(st); + } else { + sha1write(f, buf, datalen); + free(buf); + } + + return hdrlen + datalen; +} + +/* Return 0 if we will bust the pack-size limit */ +static unsigned long write_reuse_object(struct sha1file *f, struct object_entry *entry, + unsigned long limit, int usable_delta) +{ + struct packed_git *p = entry->in_pack; + struct pack_window *w_curs = NULL; + struct revindex_entry *revidx; + off_t offset; + enum object_type type = entry->type; + unsigned long datalen; + unsigned char header[10], dheader[10]; + unsigned hdrlen; + + if (entry->delta) + type = (allow_ofs_delta && entry->delta->idx.offset) ? + OBJ_OFS_DELTA : OBJ_REF_DELTA; + hdrlen = encode_in_pack_object_header(type, entry->size, header); + + offset = entry->in_pack_offset; + revidx = find_pack_revindex(p, offset); + datalen = revidx[1].offset - offset; + if (!pack_to_stdout && p->index_version > 1 && + check_pack_crc(p, &w_curs, offset, datalen, revidx->nr)) { + error("bad packed object CRC for %s", sha1_to_hex(entry->idx.sha1)); + unuse_pack(&w_curs); + return write_no_reuse_object(f, entry, limit, usable_delta); + } + + offset += entry->in_pack_header_size; + datalen -= entry->in_pack_header_size; + + if (!pack_to_stdout && p->index_version == 1 && + check_pack_inflate(p, &w_curs, offset, datalen, entry->size)) { + error("corrupt packed object for %s", sha1_to_hex(entry->idx.sha1)); + unuse_pack(&w_curs); + return write_no_reuse_object(f, entry, limit, usable_delta); + } + + if (type == OBJ_OFS_DELTA) { + off_t ofs = entry->idx.offset - entry->delta->idx.offset; + unsigned pos = sizeof(dheader) - 1; + dheader[pos] = ofs & 127; + while (ofs >>= 7) + dheader[--pos] = 128 | (--ofs & 127); + if (limit && hdrlen + sizeof(dheader) - pos + datalen + 20 >= limit) { + unuse_pack(&w_curs); + return 0; + } + sha1write(f, header, hdrlen); + sha1write(f, dheader + pos, sizeof(dheader) - pos); + hdrlen += sizeof(dheader) - pos; + reused_delta++; + } else if (type == OBJ_REF_DELTA) { + if (limit && hdrlen + 20 + datalen + 20 >= limit) { + unuse_pack(&w_curs); + return 0; + } + sha1write(f, header, hdrlen); + sha1write(f, entry->delta->idx.sha1, 20); + hdrlen += 20; + reused_delta++; + } else { + if (limit && hdrlen + datalen + 20 >= limit) { + unuse_pack(&w_curs); + return 0; + } + sha1write(f, header, hdrlen); + } + copy_pack_data(f, p, &w_curs, offset, datalen); + unuse_pack(&w_curs); + reused++; + return hdrlen + datalen; +} + +/* Return 0 if we will bust the pack-size limit */ +static unsigned long write_object(struct sha1file *f, + struct object_entry *entry, + off_t write_offset) +{ + unsigned long limit, len; int usable_delta, to_reuse; if (!pack_to_stdout) crc32_begin(f); - type = entry->type; - /* apply size limit if limited packsize and not first object */ if (!pack_size_limit || !nr_written) limit = 0; @@ -247,11 +460,11 @@ static unsigned long write_object(struct sha1file *f, to_reuse = 0; /* explicit */ else if (!entry->in_pack) to_reuse = 0; /* can't reuse what we don't have */ - else if (type == OBJ_REF_DELTA || type == OBJ_OFS_DELTA) + else if (entry->type == OBJ_REF_DELTA || entry->type == OBJ_OFS_DELTA) /* check_object() decided it for us ... */ to_reuse = usable_delta; /* ... but pack split may override that */ - else if (type != entry->in_pack_type) + else if (entry->type != entry->in_pack_type) to_reuse = 0; /* pack has delta which is unusable */ else if (entry->delta) to_reuse = 0; /* we want to pack afresh */ @@ -260,153 +473,19 @@ static unsigned long write_object(struct sha1file *f, * and we do not need to deltify it. */ - if (!to_reuse) { - no_reuse: - if (!usable_delta) { - buf = read_sha1_file(entry->idx.sha1, &type, &size); - if (!buf) - die("unable to read %s", sha1_to_hex(entry->idx.sha1)); - /* - * make sure no cached delta data remains from a - * previous attempt before a pack split occurred. - */ - free(entry->delta_data); - entry->delta_data = NULL; - entry->z_delta_size = 0; - } else if (entry->delta_data) { - size = entry->delta_size; - buf = entry->delta_data; - entry->delta_data = NULL; - type = (allow_ofs_delta && entry->delta->idx.offset) ? - OBJ_OFS_DELTA : OBJ_REF_DELTA; - } else { - buf = get_delta(entry); - size = entry->delta_size; - type = (allow_ofs_delta && entry->delta->idx.offset) ? - OBJ_OFS_DELTA : OBJ_REF_DELTA; - } - - if (entry->z_delta_size) - datalen = entry->z_delta_size; - else - datalen = do_compress(&buf, size); - - /* - * The object header is a byte of 'type' followed by zero or - * more bytes of length. - */ - hdrlen = encode_in_pack_object_header(type, size, header); - - if (type == OBJ_OFS_DELTA) { - /* - * Deltas with relative base contain an additional - * encoding of the relative offset for the delta - * base from this object's position in the pack. - */ - off_t ofs = entry->idx.offset - entry->delta->idx.offset; - unsigned pos = sizeof(dheader) - 1; - dheader[pos] = ofs & 127; - while (ofs >>= 7) - dheader[--pos] = 128 | (--ofs & 127); - if (limit && hdrlen + sizeof(dheader) - pos + datalen + 20 >= limit) { - free(buf); - return 0; - } - sha1write(f, header, hdrlen); - sha1write(f, dheader + pos, sizeof(dheader) - pos); - hdrlen += sizeof(dheader) - pos; - } else if (type == OBJ_REF_DELTA) { - /* - * Deltas with a base reference contain - * an additional 20 bytes for the base sha1. - */ - if (limit && hdrlen + 20 + datalen + 20 >= limit) { - free(buf); - return 0; - } - sha1write(f, header, hdrlen); - sha1write(f, entry->delta->idx.sha1, 20); - hdrlen += 20; - } else { - if (limit && hdrlen + datalen + 20 >= limit) { - free(buf); - return 0; - } - sha1write(f, header, hdrlen); - } - sha1write(f, buf, datalen); - free(buf); - } - else { - struct packed_git *p = entry->in_pack; - struct pack_window *w_curs = NULL; - struct revindex_entry *revidx; - off_t offset; - - if (entry->delta) - type = (allow_ofs_delta && entry->delta->idx.offset) ? - OBJ_OFS_DELTA : OBJ_REF_DELTA; - hdrlen = encode_in_pack_object_header(type, entry->size, header); - - offset = entry->in_pack_offset; - revidx = find_pack_revindex(p, offset); - datalen = revidx[1].offset - offset; - if (!pack_to_stdout && p->index_version > 1 && - check_pack_crc(p, &w_curs, offset, datalen, revidx->nr)) { - error("bad packed object CRC for %s", sha1_to_hex(entry->idx.sha1)); - unuse_pack(&w_curs); - goto no_reuse; - } - - offset += entry->in_pack_header_size; - datalen -= entry->in_pack_header_size; - if (!pack_to_stdout && p->index_version == 1 && - check_pack_inflate(p, &w_curs, offset, datalen, entry->size)) { - error("corrupt packed object for %s", sha1_to_hex(entry->idx.sha1)); - unuse_pack(&w_curs); - goto no_reuse; - } + if (!to_reuse) + len = write_no_reuse_object(f, entry, limit, usable_delta); + else + len = write_reuse_object(f, entry, limit, usable_delta); + if (!len) + return 0; - if (type == OBJ_OFS_DELTA) { - off_t ofs = entry->idx.offset - entry->delta->idx.offset; - unsigned pos = sizeof(dheader) - 1; - dheader[pos] = ofs & 127; - while (ofs >>= 7) - dheader[--pos] = 128 | (--ofs & 127); - if (limit && hdrlen + sizeof(dheader) - pos + datalen + 20 >= limit) { - unuse_pack(&w_curs); - return 0; - } - sha1write(f, header, hdrlen); - sha1write(f, dheader + pos, sizeof(dheader) - pos); - hdrlen += sizeof(dheader) - pos; - reused_delta++; - } else if (type == OBJ_REF_DELTA) { - if (limit && hdrlen + 20 + datalen + 20 >= limit) { - unuse_pack(&w_curs); - return 0; - } - sha1write(f, header, hdrlen); - sha1write(f, entry->delta->idx.sha1, 20); - hdrlen += 20; - reused_delta++; - } else { - if (limit && hdrlen + datalen + 20 >= limit) { - unuse_pack(&w_curs); - return 0; - } - sha1write(f, header, hdrlen); - } - copy_pack_data(f, p, &w_curs, offset, datalen); - unuse_pack(&w_curs); - reused++; - } if (usable_delta) written_delta++; written++; if (!pack_to_stdout) entry->idx.crc32 = crc32_end(f); - return hdrlen + datalen; + return len; } enum write_one_status { @@ -1331,7 +1410,7 @@ static void get_object_details(void) for (i = 0; i < nr_objects; i++) { struct object_entry *entry = sorted_by_offset[i]; check_object(entry); - if (big_file_threshold <= entry->size) + if (big_file_threshold < entry->size) entry->no_try_delta = 1; } @@ -2254,6 +2333,10 @@ static void loosen_unused_packed_objects(struct rev_info *revs) if (!p->pack_local || p->pack_keep) continue; + if (unpack_unreachable_expiration && + p->mtime < unpack_unreachable_expiration) + continue; + if (open_pack_index(p)) die("cannot open pack index"); @@ -2305,204 +2388,175 @@ static void get_object_list(int ac, const char **av) loosen_unused_packed_objects(&revs); } +static int option_parse_index_version(const struct option *opt, + const char *arg, int unset) +{ + char *c; + const char *val = arg; + pack_idx_opts.version = strtoul(val, &c, 10); + if (pack_idx_opts.version > 2) + die(_("unsupported index version %s"), val); + if (*c == ',' && c[1]) + pack_idx_opts.off32_limit = strtoul(c+1, &c, 0); + if (*c || pack_idx_opts.off32_limit & 0x80000000) + die(_("bad index version '%s'"), val); + return 0; +} + +static int option_parse_unpack_unreachable(const struct option *opt, + const char *arg, int unset) +{ + if (unset) { + unpack_unreachable = 0; + unpack_unreachable_expiration = 0; + } + else { + unpack_unreachable = 1; + if (arg) + unpack_unreachable_expiration = approxidate(arg); + } + return 0; +} + +static int option_parse_ulong(const struct option *opt, + const char *arg, int unset) +{ + if (unset) + die(_("option %s does not accept negative form"), + opt->long_name); + + if (!git_parse_ulong(arg, opt->value)) + die(_("unable to parse value '%s' for option %s"), + arg, opt->long_name); + return 0; +} + +#define OPT_ULONG(s, l, v, h) \ + { OPTION_CALLBACK, (s), (l), (v), "n", (h), \ + PARSE_OPT_NONEG, option_parse_ulong } + int cmd_pack_objects(int argc, const char **argv, const char *prefix) { int use_internal_rev_list = 0; int thin = 0; int all_progress_implied = 0; - uint32_t i; - const char **rp_av; - int rp_ac_alloc = 64; - int rp_ac; + const char *rp_av[6]; + int rp_ac = 0; + int rev_list_unpacked = 0, rev_list_all = 0, rev_list_reflog = 0; + struct option pack_objects_options[] = { + OPT_SET_INT('q', "quiet", &progress, + "do not show progress meter", 0), + OPT_SET_INT(0, "progress", &progress, + "show progress meter", 1), + OPT_SET_INT(0, "all-progress", &progress, + "show progress meter during object writing phase", 2), + OPT_BOOL(0, "all-progress-implied", + &all_progress_implied, + "similar to --all-progress when progress meter is shown"), + { OPTION_CALLBACK, 0, "index-version", NULL, "version[,offset]", + "write the pack index file in the specified idx format version", + 0, option_parse_index_version }, + OPT_ULONG(0, "max-pack-size", &pack_size_limit, + "maximum size of each output pack file"), + OPT_BOOL(0, "local", &local, + "ignore borrowed objects from alternate object store"), + OPT_BOOL(0, "incremental", &incremental, + "ignore packed objects"), + OPT_INTEGER(0, "window", &window, + "limit pack window by objects"), + OPT_ULONG(0, "window-memory", &window_memory_limit, + "limit pack window by memory in addition to object limit"), + OPT_INTEGER(0, "depth", &depth, + "maximum length of delta chain allowed in the resulting pack"), + OPT_BOOL(0, "reuse-delta", &reuse_delta, + "reuse existing deltas"), + OPT_BOOL(0, "reuse-object", &reuse_object, + "reuse existing objects"), + OPT_BOOL(0, "delta-base-offset", &allow_ofs_delta, + "use OFS_DELTA objects"), + OPT_INTEGER(0, "threads", &delta_search_threads, + "use threads when searching for best delta matches"), + OPT_BOOL(0, "non-empty", &non_empty, + "do not create an empty pack output"), + OPT_BOOL(0, "revs", &use_internal_rev_list, + "read revision arguments from standard input"), + { OPTION_SET_INT, 0, "unpacked", &rev_list_unpacked, NULL, + "limit the objects to those that are not yet packed", + PARSE_OPT_NOARG | PARSE_OPT_NONEG, NULL, 1 }, + { OPTION_SET_INT, 0, "all", &rev_list_all, NULL, + "include objects reachable from any reference", + PARSE_OPT_NOARG | PARSE_OPT_NONEG, NULL, 1 }, + { OPTION_SET_INT, 0, "reflog", &rev_list_reflog, NULL, + "include objects referred by reflog entries", + PARSE_OPT_NOARG | PARSE_OPT_NONEG, NULL, 1 }, + OPT_BOOL(0, "stdout", &pack_to_stdout, + "output pack to stdout"), + OPT_BOOL(0, "include-tag", &include_tag, + "include tag objects that refer to objects to be packed"), + OPT_BOOL(0, "keep-unreachable", &keep_unreachable, + "keep unreachable objects"), + { OPTION_CALLBACK, 0, "unpack-unreachable", NULL, "time", + "unpack unreachable objects newer than <time>", + PARSE_OPT_OPTARG, option_parse_unpack_unreachable }, + OPT_BOOL(0, "thin", &thin, + "create thin packs"), + OPT_BOOL(0, "honor-pack-keep", &ignore_packed_keep, + "ignore packs that have companion .keep file"), + OPT_INTEGER(0, "compression", &pack_compression_level, + "pack compression level"), + OPT_SET_INT(0, "keep-true-parents", &grafts_replace_parents, + "do not hide commits by grafts", 0), + OPT_END(), + }; read_replace_refs = 0; - rp_av = xcalloc(rp_ac_alloc, sizeof(*rp_av)); - - rp_av[0] = "pack-objects"; - rp_av[1] = "--objects"; /* --thin will make it --objects-edge */ - rp_ac = 2; - reset_pack_idx_option(&pack_idx_opts); git_config(git_pack_config, NULL); if (!pack_compression_seen && core_compression_seen) pack_compression_level = core_compression_level; progress = isatty(2); - for (i = 1; i < argc; i++) { - const char *arg = argv[i]; + argc = parse_options(argc, argv, prefix, pack_objects_options, + pack_usage, 0); - if (*arg != '-') - break; - - if (!strcmp("--non-empty", arg)) { - non_empty = 1; - continue; - } - if (!strcmp("--local", arg)) { - local = 1; - continue; - } - if (!strcmp("--incremental", arg)) { - incremental = 1; - continue; - } - if (!strcmp("--honor-pack-keep", arg)) { - ignore_packed_keep = 1; - continue; - } - if (!prefixcmp(arg, "--compression=")) { - char *end; - int level = strtoul(arg+14, &end, 0); - if (!arg[14] || *end) - usage(pack_usage); - if (level == -1) - level = Z_DEFAULT_COMPRESSION; - else if (level < 0 || level > Z_BEST_COMPRESSION) - die("bad pack compression level %d", level); - pack_compression_level = level; - continue; - } - if (!prefixcmp(arg, "--max-pack-size=")) { - pack_size_limit_cfg = 0; - if (!git_parse_ulong(arg+16, &pack_size_limit)) - usage(pack_usage); - continue; - } - if (!prefixcmp(arg, "--window=")) { - char *end; - window = strtoul(arg+9, &end, 0); - if (!arg[9] || *end) - usage(pack_usage); - continue; - } - if (!prefixcmp(arg, "--window-memory=")) { - if (!git_parse_ulong(arg+16, &window_memory_limit)) - usage(pack_usage); - continue; - } - if (!prefixcmp(arg, "--threads=")) { - char *end; - delta_search_threads = strtoul(arg+10, &end, 0); - if (!arg[10] || *end || delta_search_threads < 0) - usage(pack_usage); -#ifdef NO_PTHREADS - if (delta_search_threads != 1) - warning("no threads support, " - "ignoring %s", arg); -#endif - continue; - } - if (!prefixcmp(arg, "--depth=")) { - char *end; - depth = strtoul(arg+8, &end, 0); - if (!arg[8] || *end) - usage(pack_usage); - continue; - } - if (!strcmp("--progress", arg)) { - progress = 1; - continue; - } - if (!strcmp("--all-progress", arg)) { - progress = 2; - continue; - } - if (!strcmp("--all-progress-implied", arg)) { - all_progress_implied = 1; - continue; - } - if (!strcmp("-q", arg)) { - progress = 0; - continue; - } - if (!strcmp("--no-reuse-delta", arg)) { - reuse_delta = 0; - continue; - } - if (!strcmp("--no-reuse-object", arg)) { - reuse_object = reuse_delta = 0; - continue; - } - if (!strcmp("--delta-base-offset", arg)) { - allow_ofs_delta = 1; - continue; - } - if (!strcmp("--stdout", arg)) { - pack_to_stdout = 1; - continue; - } - if (!strcmp("--revs", arg)) { - use_internal_rev_list = 1; - continue; - } - if (!strcmp("--keep-unreachable", arg)) { - keep_unreachable = 1; - continue; - } - if (!strcmp("--unpack-unreachable", arg)) { - unpack_unreachable = 1; - continue; - } - if (!strcmp("--include-tag", arg)) { - include_tag = 1; - continue; - } - if (!strcmp("--unpacked", arg) || - !strcmp("--reflog", arg) || - !strcmp("--all", arg)) { - use_internal_rev_list = 1; - if (rp_ac >= rp_ac_alloc - 1) { - rp_ac_alloc = alloc_nr(rp_ac_alloc); - rp_av = xrealloc(rp_av, - rp_ac_alloc * sizeof(*rp_av)); - } - rp_av[rp_ac++] = arg; - continue; - } - if (!strcmp("--thin", arg)) { - use_internal_rev_list = 1; - thin = 1; - rp_av[1] = "--objects-edge"; - continue; - } - if (!prefixcmp(arg, "--index-version=")) { - char *c; - pack_idx_opts.version = strtoul(arg + 16, &c, 10); - if (pack_idx_opts.version > 2) - die("bad %s", arg); - if (*c == ',') - pack_idx_opts.off32_limit = strtoul(c+1, &c, 0); - if (*c || pack_idx_opts.off32_limit & 0x80000000) - die("bad %s", arg); - continue; - } - if (!strcmp(arg, "--keep-true-parents")) { - grafts_replace_parents = 0; - continue; - } - usage(pack_usage); - } - - /* Traditionally "pack-objects [options] base extra" failed; - * we would however want to take refs parameter that would - * have been given to upstream rev-list ourselves, which means - * we somehow want to say what the base name is. So the - * syntax would be: - * - * pack-objects [options] base <refs...> - * - * in other words, we would treat the first non-option as the - * base_name and send everything else to the internal revision - * walker. - */ + if (argc) { + base_name = argv[0]; + argc--; + } + if (pack_to_stdout != !base_name || argc) + usage_with_options(pack_usage, pack_objects_options); - if (!pack_to_stdout) - base_name = argv[i++]; + rp_av[rp_ac++] = "pack-objects"; + if (thin) { + use_internal_rev_list = 1; + rp_av[rp_ac++] = "--objects-edge"; + } else + rp_av[rp_ac++] = "--objects"; - if (pack_to_stdout != !base_name) - usage(pack_usage); + if (rev_list_all) { + use_internal_rev_list = 1; + rp_av[rp_ac++] = "--all"; + } + if (rev_list_reflog) { + use_internal_rev_list = 1; + rp_av[rp_ac++] = "--reflog"; + } + if (rev_list_unpacked) { + use_internal_rev_list = 1; + rp_av[rp_ac++] = "--unpacked"; + } + if (!reuse_object) + reuse_delta = 0; + if (pack_compression_level == -1) + pack_compression_level = Z_DEFAULT_COMPRESSION; + else if (pack_compression_level < 0 || pack_compression_level > Z_BEST_COMPRESSION) + die("bad pack compression level %d", pack_compression_level); +#ifdef NO_PTHREADS + if (delta_search_threads != 1) + warning("no threads support, ignoring --threads"); +#endif if (!pack_to_stdout && !pack_size_limit) pack_size_limit = pack_size_limit_cfg; if (pack_to_stdout && pack_size_limit) diff --git a/builtin/prune-packed.c b/builtin/prune-packed.c index f9463de..b58a2e1 100644 --- a/builtin/prune-packed.c +++ b/builtin/prune-packed.c @@ -35,8 +35,6 @@ static void prune_dir(int i, DIR *dir, char *pathname, int len, int opts) unlink_or_warn(pathname); display_progress(progress, i + 1); } - pathname[len] = 0; - rmdir(pathname); } void prune_packed_objects(int opts) @@ -65,6 +63,8 @@ void prune_packed_objects(int opts) continue; prune_dir(i, d, pathname, len + 3, opts); closedir(d); + pathname[len + 2] = '\0'; + rmdir(pathname); } stop_progress(&progress); } diff --git a/builtin/prune.c b/builtin/prune.c index 58d7cb8..b99b635 100644 --- a/builtin/prune.c +++ b/builtin/prune.c @@ -85,9 +85,9 @@ static int prune_dir(int i, char *path) } fprintf(stderr, "bad sha1 file: %s/%s\n", path, de->d_name); } + closedir(dir); if (!show_only) rmdir(path); - closedir(dir); return 0; } diff --git a/builtin/push.c b/builtin/push.c index 6c373cf..fdfcc6c 100644 --- a/builtin/push.c +++ b/builtin/push.c @@ -24,6 +24,7 @@ static int progress = -1; static const char **refspec; static int refspec_nr; static int refspec_alloc; +static int default_matching_used; static void add_refspec(const char *ref) { @@ -65,7 +66,54 @@ static void set_refspecs(const char **refs, int nr) } } -static void setup_push_upstream(struct remote *remote) +static int push_url_of_remote(struct remote *remote, const char ***url_p) +{ + if (remote->pushurl_nr) { + *url_p = remote->pushurl; + return remote->pushurl_nr; + } + *url_p = remote->url; + return remote->url_nr; +} + +static NORETURN int die_push_simple(struct branch *branch, struct remote *remote) { + /* + * There's no point in using shorten_unambiguous_ref here, + * as the ambiguity would be on the remote side, not what + * we have locally. Plus, this is supposed to be the simple + * mode. If the user is doing something crazy like setting + * upstream to a non-branch, we should probably be showing + * them the big ugly fully qualified ref. + */ + const char *advice_maybe = ""; + const char *short_upstream = + skip_prefix(branch->merge[0]->src, "refs/heads/"); + + if (!short_upstream) + short_upstream = branch->merge[0]->src; + /* + * Don't show advice for people who explicitely set + * push.default. + */ + if (push_default == PUSH_DEFAULT_UNSPECIFIED) + advice_maybe = _("\n" + "To choose either option permanently, " + "see push.default in 'git help config'."); + die(_("The upstream branch of your current branch does not match\n" + "the name of your current branch. To push to the upstream branch\n" + "on the remote, use\n" + "\n" + " git push %s HEAD:%s\n" + "\n" + "To push to the branch of the same name on the remote, use\n" + "\n" + " git push %s %s\n" + "%s"), + remote->name, short_upstream, + remote->name, branch->name, advice_maybe); +} + +static void setup_push_upstream(struct remote *remote, int simple) { struct strbuf refspec = STRBUF_INIT; struct branch *branch = branch_get(NULL); @@ -76,7 +124,7 @@ static void setup_push_upstream(struct remote *remote) "\n" " git push %s HEAD:<name-of-remote-branch>\n"), remote->name); - if (!branch->merge_nr || !branch->merge) + if (!branch->merge_nr || !branch->merge || !branch->remote_name) die(_("The current branch %s has no upstream branch.\n" "To push the current branch and set the remote as upstream, use\n" "\n" @@ -87,6 +135,14 @@ static void setup_push_upstream(struct remote *remote) if (branch->merge_nr != 1) die(_("The current branch %s has multiple upstream branches, " "refusing to push."), branch->name); + if (strcmp(branch->remote_name, remote->name)) + die(_("You are pushing to remote '%s', which is not the upstream of\n" + "your current branch '%s', without telling me what to push\n" + "to update which remote branch."), + remote->name, branch->name); + if (simple && strcmp(branch->refname, branch->merge[0]->src)) + die_push_simple(branch, remote); + strbuf_addf(&refspec, "%s:%s", branch->name, branch->merge[0]->src); add_refspec(refspec.buf); } @@ -95,12 +151,19 @@ static void setup_default_push_refspecs(struct remote *remote) { switch (push_default) { default: + case PUSH_DEFAULT_UNSPECIFIED: + default_matching_used = 1; + /* fallthru */ case PUSH_DEFAULT_MATCHING: add_refspec(":"); break; + case PUSH_DEFAULT_SIMPLE: + setup_push_upstream(remote, 1); + break; + case PUSH_DEFAULT_UPSTREAM: - setup_push_upstream(remote); + setup_push_upstream(remote, 0); break; case PUSH_DEFAULT_CURRENT: @@ -114,6 +177,45 @@ static void setup_default_push_refspecs(struct remote *remote) } } +static const char message_advice_pull_before_push[] = + N_("Updates were rejected because the tip of your current branch is behind\n" + "its remote counterpart. Merge the remote changes (e.g. 'git pull')\n" + "before pushing again.\n" + "See the 'Note about fast-forwards' in 'git push --help' for details."); + +static const char message_advice_use_upstream[] = + N_("Updates were rejected because a pushed branch tip is behind its remote\n" + "counterpart. If you did not intend to push that branch, you may want to\n" + "specify branches to push or set the 'push.default' configuration\n" + "variable to 'current' or 'upstream' to push only the current branch."); + +static const char message_advice_checkout_pull_push[] = + N_("Updates were rejected because a pushed branch tip is behind its remote\n" + "counterpart. Check out this branch and merge the remote changes\n" + "(e.g. 'git pull') before pushing again.\n" + "See the 'Note about fast-forwards' in 'git push --help' for details."); + +static void advise_pull_before_push(void) +{ + if (!advice_push_non_ff_current || !advice_push_nonfastforward) + return; + advise(_(message_advice_pull_before_push)); +} + +static void advise_use_upstream(void) +{ + if (!advice_push_non_ff_default || !advice_push_nonfastforward) + return; + advise(_(message_advice_use_upstream)); +} + +static void advise_checkout_pull_push(void) +{ + if (!advice_push_non_ff_matching || !advice_push_nonfastforward) + return; + advise(_(message_advice_checkout_pull_push)); +} + static int push_with_options(struct transport *transport, int flags) { int err; @@ -135,14 +237,21 @@ static int push_with_options(struct transport *transport, int flags) error(_("failed to push some refs to '%s'"), transport->url); err |= transport_disconnect(transport); - if (!err) return 0; - if (nonfastforward && advice_push_nonfastforward) { - fprintf(stderr, _("To prevent you from losing history, non-fast-forward updates were rejected\n" - "Merge the remote changes (e.g. 'git pull') before pushing again. See the\n" - "'Note about fast-forwards' section of 'git push --help' for details.\n")); + switch (nonfastforward) { + default: + break; + case NON_FF_HEAD: + advise_pull_before_push(); + break; + case NON_FF_OTHER: + if (default_matching_used) + advise_use_upstream(); + else + advise_checkout_pull_push(); + break; } return 1; @@ -196,13 +305,7 @@ static int do_push(const char *repo, int flags) setup_default_push_refspecs(remote); } errs = 0; - if (remote->pushurl_nr) { - url = remote->pushurl; - url_nr = remote->pushurl_nr; - } else { - url = remote->url; - url_nr = remote->url_nr; - } + url_nr = push_url_of_remote(remote, &url); if (url_nr) { for (i = 0; i < url_nr; i++) { struct transport *transport = @@ -224,13 +327,21 @@ static int option_parse_recurse_submodules(const struct option *opt, const char *arg, int unset) { int *flags = opt->value; + + if (*flags & (TRANSPORT_RECURSE_SUBMODULES_CHECK | + TRANSPORT_RECURSE_SUBMODULES_ON_DEMAND)) + die("%s can only be used once.", opt->long_name); + if (arg) { if (!strcmp(arg, "check")) *flags |= TRANSPORT_RECURSE_SUBMODULES_CHECK; + else if (!strcmp(arg, "on-demand")) + *flags |= TRANSPORT_RECURSE_SUBMODULES_ON_DEMAND; else die("bad %s argument: %s", opt->long_name, arg); } else - die("option %s needs an argument (check)", opt->long_name); + die("option %s needs an argument (check|on-demand)", + opt->long_name); return 0; } @@ -261,6 +372,8 @@ int cmd_push(int argc, const char **argv, const char *prefix) OPT_BIT('u', "set-upstream", &flags, "set upstream for git pull/status", TRANSPORT_PUSH_SET_UPSTREAM), OPT_BOOL(0, "progress", &progress, "force progress reporting"), + OPT_BIT(0, "prune", &flags, "prune locally removed refs", + TRANSPORT_PUSH_PRUNE), OPT_END() }; diff --git a/builtin/reflog.c b/builtin/reflog.c index 062d7da..b3c9e27 100644 --- a/builtin/reflog.c +++ b/builtin/reflog.c @@ -330,8 +330,10 @@ static int expire_reflog_ent(unsigned char *osha1, unsigned char *nsha1, printf("keep %s", message); return 0; prune: - if (!cb->newlog || cb->cmd->verbose) - printf("%sprune %s", cb->newlog ? "" : "would ", message); + if (!cb->newlog) + printf("would prune %s", message); + else if (cb->cmd->verbose) + printf("prune %s", message); return 0; } diff --git a/builtin/remote.c b/builtin/remote.c index adc456e..920262d 100644 --- a/builtin/remote.c +++ b/builtin/remote.c @@ -9,7 +9,7 @@ static const char * const builtin_remote_usage[] = { "git remote [-v | --verbose]", - "git remote add [-t <branch>] [-m <master>] [-f] [--mirror=<fetch|push>] <name> <url>", + "git remote add [-t <branch>] [-m <master>] [-f] [--tags|--no-tags] [--mirror=<fetch|push>] <name> <url>", "git remote rename <old> <new>", "git remote rm <name>", "git remote set-head <name> (-a | -d | <branch>)", @@ -17,7 +17,7 @@ static const char * const builtin_remote_usage[] = { "git remote prune [-n | --dry-run] <name>", "git remote [-v | --verbose] update [-p | --prune] [(<group> | <remote>)...]", "git remote set-branches [--add] <name> <branch>...", - "git remote set-url <name> <newurl> [<oldurl>]", + "git remote set-url [--push] <name> <newurl> [<oldurl>]", "git remote set-url --add <name> <newurl>", "git remote set-url --delete <name> <url>", NULL @@ -95,9 +95,9 @@ static int fetch_remote(const char *name) argv[1] = "-v"; argv[2] = name; } - printf("Updating %s\n", name); + printf_ln(_("Updating %s"), name); if (run_command_v_opt(argv, RUN_GIT_CMD)) - return error("Could not fetch %s", name); + return error(_("Could not fetch %s"), name); return 0; } @@ -127,8 +127,8 @@ static int add_branch(const char *key, const char *branchname, } static const char mirror_advice[] = -"--mirror is dangerous and deprecated; please\n" -"\t use --mirror=fetch or --mirror=push instead"; +N_("--mirror is dangerous and deprecated; please\n" + "\t use --mirror=fetch or --mirror=push instead"); static int parse_mirror_opt(const struct option *opt, const char *arg, int not) { @@ -136,7 +136,7 @@ static int parse_mirror_opt(const struct option *opt, const char *arg, int not) if (not) *mirror = MIRROR_NONE; else if (!arg) { - warning("%s", mirror_advice); + warning("%s", _(mirror_advice)); *mirror = MIRROR_BOTH; } else if (!strcmp(arg, "fetch")) @@ -144,7 +144,7 @@ static int parse_mirror_opt(const struct option *opt, const char *arg, int not) else if (!strcmp(arg, "push")) *mirror = MIRROR_PUSH; else - return error("unknown mirror argument: %s", arg); + return error(_("unknown mirror argument: %s"), arg); return 0; } @@ -182,9 +182,9 @@ static int add(int argc, const char **argv) usage_with_options(builtin_remote_add_usage, options); if (mirror && master) - die("specifying a master branch makes no sense with --mirror"); + die(_("specifying a master branch makes no sense with --mirror")); if (mirror && !(mirror & MIRROR_FETCH) && track.nr) - die("specifying branches to track makes sense only with fetch mirrors"); + die(_("specifying branches to track makes sense only with fetch mirrors")); name = argv[0]; url = argv[1]; @@ -192,11 +192,11 @@ static int add(int argc, const char **argv) remote = remote_get(name); if (remote && (remote->url_nr > 1 || strcmp(name, remote->url[0]) || remote->fetch_refspec_nr)) - die("remote %s already exists.", name); + die(_("remote %s already exists."), name); strbuf_addf(&buf2, "refs/heads/test:refs/remotes/%s/test", name); if (!valid_fetch_refspec(buf2.buf)) - die("'%s' is not a valid remote name", name); + die(_("'%s' is not a valid remote name"), name); strbuf_addf(&buf, "remote.%s.url", name); if (git_config_set(buf.buf, url)) @@ -240,7 +240,7 @@ static int add(int argc, const char **argv) strbuf_addf(&buf2, "refs/remotes/%s/%s", name, master); if (create_symref(buf.buf, buf2.buf, "remote add")) - return error("Could not setup master '%s'", master); + return error(_("Could not setup master '%s'"), master); } strbuf_release(&buf); @@ -296,7 +296,7 @@ static int config_read_branches(const char *key, const char *value, void *cb) info = item->util; if (type == REMOTE) { if (info->remote_name) - warning("more than one %s", orig_key); + warning(_("more than one %s"), orig_key); info->remote_name = xstrdup(value); } else if (type == MERGE) { char *space = strchr(value, ' '); @@ -336,7 +336,7 @@ static int get_ref_states(const struct ref *remote_refs, struct ref_states *stat for (i = 0; i < states->remote->fetch_refspec_nr; i++) if (get_fetch_map(remote_refs, states->remote->fetch + i, &tail, 1)) - die("Could not get fetch map for refspec %s", + die(_("Could not get fetch map for refspec %s"), states->remote->fetch_refspec[i]); states->new.strdup_strings = 1; @@ -437,7 +437,7 @@ static int get_push_ref_states_noquery(struct ref_states *states) states->push.strdup_strings = 1; if (!remote->push_refspec_nr) { - item = string_list_append(&states->push, "(matching)"); + item = string_list_append(&states->push, _("(matching)")); info = item->util = xcalloc(sizeof(struct push_info), 1); info->status = PUSH_STATUS_NOTQUERIED; info->dest = xstrdup(item->string); @@ -445,11 +445,11 @@ static int get_push_ref_states_noquery(struct ref_states *states) for (i = 0; i < remote->push_refspec_nr; i++) { struct refspec *spec = remote->push + i; if (spec->matching) - item = string_list_append(&states->push, "(matching)"); + item = string_list_append(&states->push, _("(matching)")); else if (strlen(spec->src)) item = string_list_append(&states->push, spec->src); else - item = string_list_append(&states->push, "(delete)"); + item = string_list_append(&states->push, _("(delete)")); info = item->util = xcalloc(sizeof(struct push_info), 1); info->forced = spec->force; @@ -534,7 +534,7 @@ static int add_branch_for_removal(const char *refname, } /* don't delete non-remote-tracking refs */ - if (prefixcmp(refname, "refs/remotes")) { + if (prefixcmp(refname, "refs/remotes/")) { /* advise user how to delete local branches */ if (!prefixcmp(refname, "refs/heads/")) string_list_append(branches->skipped, @@ -592,19 +592,19 @@ static int migrate_file(struct remote *remote) strbuf_addf(&buf, "remote.%s.url", remote->name); for (i = 0; i < remote->url_nr; i++) if (git_config_set_multivar(buf.buf, remote->url[i], "^$", 0)) - return error("Could not append '%s' to '%s'", + return error(_("Could not append '%s' to '%s'"), remote->url[i], buf.buf); strbuf_reset(&buf); strbuf_addf(&buf, "remote.%s.push", remote->name); for (i = 0; i < remote->push_refspec_nr; i++) if (git_config_set_multivar(buf.buf, remote->push_refspec[i], "^$", 0)) - return error("Could not append '%s' to '%s'", + return error(_("Could not append '%s' to '%s'"), remote->push_refspec[i], buf.buf); strbuf_reset(&buf); strbuf_addf(&buf, "remote.%s.fetch", remote->name); for (i = 0; i < remote->fetch_refspec_nr; i++) if (git_config_set_multivar(buf.buf, remote->fetch_refspec[i], "^$", 0)) - return error("Could not append '%s' to '%s'", + return error(_("Could not append '%s' to '%s'"), remote->fetch_refspec[i], buf.buf); if (remote->origin == REMOTE_REMOTES) path = git_path("remotes/%s", remote->name); @@ -636,30 +636,30 @@ static int mv(int argc, const char **argv) oldremote = remote_get(rename.old); if (!oldremote) - die("No such remote: %s", rename.old); + die(_("No such remote: %s"), rename.old); if (!strcmp(rename.old, rename.new) && oldremote->origin != REMOTE_CONFIG) return migrate_file(oldremote); newremote = remote_get(rename.new); if (newremote && (newremote->url_nr > 1 || newremote->fetch_refspec_nr)) - die("remote %s already exists.", rename.new); + die(_("remote %s already exists."), rename.new); strbuf_addf(&buf, "refs/heads/test:refs/remotes/%s/test", rename.new); if (!valid_fetch_refspec(buf.buf)) - die("'%s' is not a valid remote name", rename.new); + die(_("'%s' is not a valid remote name"), rename.new); strbuf_reset(&buf); strbuf_addf(&buf, "remote.%s", rename.old); strbuf_addf(&buf2, "remote.%s", rename.new); if (git_config_rename_section(buf.buf, buf2.buf) < 1) - return error("Could not rename config section '%s' to '%s'", + return error(_("Could not rename config section '%s' to '%s'"), buf.buf, buf2.buf); strbuf_reset(&buf); strbuf_addf(&buf, "remote.%s.fetch", rename.new); if (git_config_set_multivar(buf.buf, NULL, NULL, 1)) - return error("Could not remove config section '%s'", buf.buf); + return error(_("Could not remove config section '%s'"), buf.buf); strbuf_addf(&old_remote_context, ":refs/remotes/%s/", rename.old); for (i = 0; i < oldremote->fetch_refspec_nr; i++) { char *ptr; @@ -674,13 +674,13 @@ static int mv(int argc, const char **argv) strlen(rename.old), rename.new, strlen(rename.new)); } else - warning("Not updating non-default fetch respec\n" - "\t%s\n" - "\tPlease update the configuration manually if necessary.", + warning(_("Not updating non-default fetch refspec\n" + "\t%s\n" + "\tPlease update the configuration manually if necessary."), buf2.buf); if (git_config_set_multivar(buf.buf, buf2.buf, "^$", 0)) - return error("Could not append '%s'", buf.buf); + return error(_("Could not append '%s'"), buf.buf); } read_branches(); @@ -691,7 +691,7 @@ static int mv(int argc, const char **argv) strbuf_reset(&buf); strbuf_addf(&buf, "branch.%s.remote", item->string); if (git_config_set(buf.buf, rename.new)) { - return error("Could not set '%s'", buf.buf); + return error(_("Could not set '%s'"), buf.buf); } } } @@ -713,7 +713,7 @@ static int mv(int argc, const char **argv) if (!(flag & REF_ISSYMREF)) continue; if (delete_ref(item->string, NULL, REF_NODEREF)) - die("deleting '%s' failed", item->string); + die(_("deleting '%s' failed"), item->string); } for (i = 0; i < remote_branches.nr; i++) { struct string_list_item *item = remote_branches.items + i; @@ -728,7 +728,7 @@ static int mv(int argc, const char **argv) strbuf_addf(&buf2, "remote: renamed %s to %s", item->string, buf.buf); if (rename_ref(item->string, buf.buf, buf2.buf)) - die("renaming '%s' failed", item->string); + die(_("renaming '%s' failed"), item->string); } for (i = 0; i < remote_branches.nr; i++) { struct string_list_item *item = remote_branches.items + i; @@ -747,7 +747,7 @@ static int mv(int argc, const char **argv) strbuf_addf(&buf3, "remote: renamed %s to %s", item->string, buf.buf); if (create_symref(buf.buf, buf2.buf, buf3.buf)) - die("creating '%s' failed", buf.buf); + die(_("creating '%s' failed"), buf.buf); } return 0; } @@ -761,7 +761,7 @@ static int remove_branches(struct string_list *branches) unsigned char *sha1 = item->util; if (delete_ref(refname, sha1, 0)) - result |= error("Could not remove branch %s", refname); + result |= error(_("Could not remove branch %s"), refname); } return result; } @@ -789,14 +789,14 @@ static int rm(int argc, const char **argv) remote = remote_get(argv[1]); if (!remote) - die("No such remote: %s", argv[1]); + die(_("No such remote: %s"), argv[1]); known_remotes.to_delete = remote; for_each_remote(add_known_remote, &known_remotes); strbuf_addf(&buf, "remote.%s", remote->name); if (git_config_rename_section(buf.buf, NULL) < 1) - return error("Could not remove config section '%s'", buf.buf); + return error(_("Could not remove config section '%s'"), buf.buf); read_branches(); for (i = 0; i < branch_list.nr; i++) { @@ -830,11 +830,12 @@ static int rm(int argc, const char **argv) string_list_clear(&branches, 1); if (skipped.nr) { - fprintf(stderr, skipped.nr == 1 ? - "Note: A branch outside the refs/remotes/ hierarchy was not removed;\n" - "to delete it, use:\n" : - "Note: Some branches outside the refs/remotes/ hierarchy were not removed;\n" - "to delete them, use:\n"); + fprintf_ln(stderr, + Q_("Note: A branch outside the refs/remotes/ hierarchy was not removed;\n" + "to delete it, use:", + "Note: Some branches outside the refs/remotes/ hierarchy were not removed;\n" + "to delete them, use:", + skipped.nr)); for (i = 0; i < skipped.nr; i++) fprintf(stderr, " git branch -d %s\n", skipped.items[i].string); @@ -886,7 +887,7 @@ static int get_remote_ref_states(const char *name, states->remote = remote_get(name); if (!states->remote) - return error("No such remote: %s", name); + return error(_("No such remote: %s"), name); read_branches(); @@ -939,14 +940,14 @@ static int show_remote_info_item(struct string_list_item *item, void *cb_data) const char *fmt = "%s"; const char *arg = ""; if (string_list_has_string(&states->new, name)) { - fmt = " new (next fetch will store in remotes/%s)"; + fmt = _(" new (next fetch will store in remotes/%s)"); arg = states->remote->name; } else if (string_list_has_string(&states->tracked, name)) - arg = " tracked"; + arg = _(" tracked"); else if (string_list_has_string(&states->stale, name)) - arg = " stale (use 'git remote prune' to remove)"; + arg = _(" stale (use 'git remote prune' to remove)"); else - arg = " ???"; + arg = _(" ???"); printf(" %-*s", info->width, name); printf(fmt, arg); printf("\n"); @@ -987,21 +988,21 @@ static int show_local_info_item(struct string_list_item *item, void *cb_data) int i; if (branch_info->rebase && branch_info->merge.nr > 1) { - error("invalid branch.%s.merge; cannot rebase onto > 1 branch", + error(_("invalid branch.%s.merge; cannot rebase onto > 1 branch"), item->string); return 0; } printf(" %-*s ", show_info->width, item->string); if (branch_info->rebase) { - printf("rebases onto remote %s\n", merge->items[0].string); + printf_ln(_("rebases onto remote %s"), merge->items[0].string); return 0; } else if (show_info->any_rebase) { - printf(" merges with remote %s\n", merge->items[0].string); - also = " and with remote"; + printf_ln(_(" merges with remote %s"), merge->items[0].string); + also = _(" and with remote"); } else { - printf("merges with remote %s\n", merge->items[0].string); - also = " and with remote"; + printf_ln(_("merges with remote %s"), merge->items[0].string); + also = _(" and with remote"); } for (i = 1; i < merge->nr; i++) printf(" %-*s %s %s\n", show_info->width, "", also, @@ -1043,36 +1044,43 @@ static int show_push_info_item(struct string_list_item *item, void *cb_data) { struct show_info *show_info = cb_data; struct push_info *push_info = item->util; - char *src = item->string, *status = NULL; + const char *src = item->string, *status = NULL; switch (push_info->status) { case PUSH_STATUS_CREATE: - status = "create"; + status = _("create"); break; case PUSH_STATUS_DELETE: - status = "delete"; - src = "(none)"; + status = _("delete"); + src = _("(none)"); break; case PUSH_STATUS_UPTODATE: - status = "up to date"; + status = _("up to date"); break; case PUSH_STATUS_FASTFORWARD: - status = "fast-forwardable"; + status = _("fast-forwardable"); break; case PUSH_STATUS_OUTOFDATE: - status = "local out of date"; + status = _("local out of date"); break; case PUSH_STATUS_NOTQUERIED: break; } - if (status) - printf(" %-*s %s to %-*s (%s)\n", show_info->width, src, - push_info->forced ? "forces" : "pushes", - show_info->width2, push_info->dest, status); - else - printf(" %-*s %s to %s\n", show_info->width, src, - push_info->forced ? "forces" : "pushes", - push_info->dest); + if (status) { + if (push_info->forced) + printf_ln(_(" %-*s forces to %-*s (%s)"), show_info->width, src, + show_info->width2, push_info->dest, status); + else + printf_ln(_(" %-*s pushes to %-*s (%s)"), show_info->width, src, + show_info->width2, push_info->dest, status); + } else { + if (push_info->forced) + printf_ln(_(" %-*s forces to %s"), show_info->width, src, + push_info->dest); + else + printf_ln(_(" %-*s pushes to %s"), show_info->width, src, + push_info->dest); + } return 0; } @@ -1107,9 +1115,9 @@ static int show(int argc, const char **argv) get_remote_ref_states(*argv, &states, query_flag); - printf("* remote %s\n", *argv); - printf(" Fetch URL: %s\n", states.remote->url_nr > 0 ? - states.remote->url[0] : "(no URL)"); + printf_ln(_("* remote %s"), *argv); + printf_ln(_(" Fetch URL: %s"), states.remote->url_nr > 0 ? + states.remote->url[0] : _("(no URL)")); if (states.remote->pushurl_nr) { url = states.remote->pushurl; url_nr = states.remote->pushurl_nr; @@ -1118,18 +1126,18 @@ static int show(int argc, const char **argv) url_nr = states.remote->url_nr; } for (i = 0; i < url_nr; i++) - printf(" Push URL: %s\n", url[i]); + printf_ln(_(" Push URL: %s"), url[i]); if (!i) - printf(" Push URL: %s\n", "(no URL)"); + printf_ln(_(" Push URL: %s"), "(no URL)"); if (no_query) - printf(" HEAD branch: (not queried)\n"); + printf_ln(_(" HEAD branch: %s"), "(not queried)"); else if (!states.heads.nr) - printf(" HEAD branch: (unknown)\n"); + printf_ln(_(" HEAD branch: %s"), "(unknown)"); else if (states.heads.nr == 1) - printf(" HEAD branch: %s\n", states.heads.items[0].string); + printf_ln(_(" HEAD branch: %s"), states.heads.items[0].string); else { - printf(" HEAD branch (remote HEAD is ambiguous," - " may be one of the following):\n"); + printf(_(" HEAD branch (remote HEAD is ambiguous," + " may be one of the following):\n")); for (i = 0; i < states.heads.nr; i++) printf(" %s\n", states.heads.items[i].string); } @@ -1140,9 +1148,10 @@ static int show(int argc, const char **argv) for_each_string_list(&states.tracked, add_remote_to_show_info, &info); for_each_string_list(&states.stale, add_remote_to_show_info, &info); if (info.list->nr) - printf(" Remote branch%s:%s\n", - info.list->nr > 1 ? "es" : "", - no_query ? " (status not queried)" : ""); + printf_ln(Q_(" Remote branch:%s", + " Remote branches:%s", + info.list->nr), + no_query ? _(" (status not queried)") : ""); for_each_string_list(info.list, show_remote_info_item, &info); string_list_clear(info.list, 0); @@ -1151,23 +1160,25 @@ static int show(int argc, const char **argv) info.any_rebase = 0; for_each_string_list(&branch_list, add_local_to_show_info, &info); if (info.list->nr) - printf(" Local branch%s configured for 'git pull':\n", - info.list->nr > 1 ? "es" : ""); + printf_ln(Q_(" Local branch configured for 'git pull':", + " Local branches configured for 'git pull':", + info.list->nr)); for_each_string_list(info.list, show_local_info_item, &info); string_list_clear(info.list, 0); /* git push info */ if (states.remote->mirror) - printf(" Local refs will be mirrored by 'git push'\n"); + printf_ln(_(" Local refs will be mirrored by 'git push'")); info.width = info.width2 = 0; for_each_string_list(&states.push, add_push_to_show_info, &info); qsort(info.list->items, info.list->nr, sizeof(*info.list->items), cmp_string_with_push); if (info.list->nr) - printf(" Local ref%s configured for 'git push'%s:\n", - info.list->nr > 1 ? "s" : "", - no_query ? " (status not queried)" : ""); + printf_ln(Q_(" Local ref configured for 'git push'%s:", + " Local refs configured for 'git push'%s:", + info.list->nr), + no_query ? _(" (status not queried)") : ""); for_each_string_list(info.list, show_push_info_item, &info); string_list_clear(info.list, 0); @@ -1202,10 +1213,10 @@ static int set_head(int argc, const char **argv) memset(&states, 0, sizeof(states)); get_remote_ref_states(argv[0], &states, GET_HEAD_NAMES); if (!states.heads.nr) - result |= error("Cannot determine remote HEAD"); + result |= error(_("Cannot determine remote HEAD")); else if (states.heads.nr > 1) { - result |= error("Multiple remote HEAD branches. " - "Please choose one explicitly with:"); + result |= error(_("Multiple remote HEAD branches. " + "Please choose one explicitly with:")); for (i = 0; i < states.heads.nr; i++) fprintf(stderr, " git remote set-head %s %s\n", argv[0], states.heads.items[i].string); @@ -1214,7 +1225,7 @@ static int set_head(int argc, const char **argv) free_remote_ref_states(&states); } else if (opt_d && !opt_a && argc == 1) { if (delete_ref(buf.buf, NULL, REF_NODEREF)) - result |= error("Could not delete %s", buf.buf); + result |= error(_("Could not delete %s"), buf.buf); } else usage_with_options(builtin_remote_sethead_usage, options); @@ -1222,9 +1233,9 @@ static int set_head(int argc, const char **argv) strbuf_addf(&buf2, "refs/remotes/%s/%s", argv[0], head_name); /* make sure it's valid */ if (!ref_exists(buf2.buf)) - result |= error("Not a valid ref: %s", buf2.buf); + result |= error(_("Not a valid ref: %s"), buf2.buf); else if (create_symref(buf.buf, buf2.buf, "remote set-head")) - result |= error("Could not setup %s", buf.buf); + result |= error(_("Could not setup %s"), buf.buf); if (opt_a) printf("%s/HEAD set to %s\n", argv[0], head_name); free(head_name); @@ -1260,18 +1271,18 @@ static int prune_remote(const char *remote, int dry_run) int result = 0, i; struct ref_states states; const char *dangling_msg = dry_run - ? " %s will become dangling!\n" - : " %s has become dangling!\n"; + ? _(" %s will become dangling!") + : _(" %s has become dangling!"); memset(&states, 0, sizeof(states)); get_remote_ref_states(remote, &states, GET_REF_STATES); if (states.stale.nr) { - printf("Pruning %s\n", remote); - printf("URL: %s\n", + printf_ln(_("Pruning %s"), remote); + printf_ln(_("URL: %s"), states.remote->url_nr ? states.remote->url[0] - : "(no URL)"); + : _("(no URL)")); } for (i = 0; i < states.stale.nr; i++) { @@ -1280,8 +1291,12 @@ static int prune_remote(const char *remote, int dry_run) if (!dry_run) result |= delete_ref(refname, NULL, 0); - printf(" * [%s] %s\n", dry_run ? "would prune" : "pruned", - abbrev_ref(refname, "refs/remotes/")); + if (dry_run) + printf_ln(_(" * [would prune] %s"), + abbrev_ref(refname, "refs/remotes/")); + else + printf_ln(_(" * [pruned] %s"), + abbrev_ref(refname, "refs/remotes/")); warn_dangling_symref(stdout, dangling_msg, refname); } @@ -1369,7 +1384,7 @@ static int set_remote_branches(const char *remotename, const char **branches, strbuf_addf(&key, "remote.%s.fetch", remotename); if (!remote_is_configured(remotename)) - die("No such remote '%s'", remotename); + die(_("No such remote '%s'"), remotename); remote = remote_get(remotename); if (!add_mode && remove_all_fetch_refspecs(remotename, key.buf)) { @@ -1396,7 +1411,7 @@ static int set_branches(int argc, const char **argv) argc = parse_options(argc, argv, NULL, options, builtin_remote_setbranches_usage, 0); if (argc == 0) { - error("no remote specified"); + error(_("no remote specified")); usage_with_options(builtin_remote_setbranches_usage, options); } argv[argc] = NULL; @@ -1429,7 +1444,7 @@ static int set_url(int argc, const char **argv) PARSE_OPT_KEEP_ARGV0); if (add_mode && delete_mode) - die("--add --delete doesn't make sense"); + die(_("--add --delete doesn't make sense")); if (argc < 3 || argc > 4 || ((add_mode || delete_mode) && argc != 3)) usage_with_options(builtin_remote_seturl_usage, options); @@ -1443,7 +1458,7 @@ static int set_url(int argc, const char **argv) oldurl = newurl; if (!remote_is_configured(remotename)) - die("No such remote '%s'", remotename); + die(_("No such remote '%s'"), remotename); remote = remote_get(remotename); if (push_mode) { @@ -1469,7 +1484,7 @@ static int set_url(int argc, const char **argv) /* Old URL specified. Demand that one matches. */ if (regcomp(&old_regex, oldurl, REG_EXTENDED)) - die("Invalid old URL pattern: %s", oldurl); + die(_("Invalid old URL pattern: %s"), oldurl); for (i = 0; i < urlset_nr; i++) if (!regexec(&old_regex, urlset[i], 0, NULL, 0)) @@ -1477,9 +1492,9 @@ static int set_url(int argc, const char **argv) else negative_matches++; if (!delete_mode && !matches) - die("No such URL found: %s", oldurl); + die(_("No such URL found: %s"), oldurl); if (delete_mode && !negative_matches && !push_mode) - die("Will not delete all non-push URLs"); + die(_("Will not delete all non-push URLs")); regfree(&old_regex); @@ -1580,7 +1595,7 @@ int cmd_remote(int argc, const char **argv, const char *prefix) else if (!strcmp(argv[0], "update")) result = update(argc, argv); else { - error("Unknown subcommand: %s", argv[0]); + error(_("Unknown subcommand: %s"), argv[0]); usage_with_options(builtin_remote_usage, options); } diff --git a/builtin/reset.c b/builtin/reset.c index 8c2c1d5..4cc34c9 100644 --- a/builtin/reset.c +++ b/builtin/reset.c @@ -285,7 +285,7 @@ int cmd_reset(int argc, const char **argv, const char *prefix) rev = argv[i++]; } else { /* Otherwise we treat this as a filename */ - verify_filename(prefix, argv[i]); + verify_filename(prefix, argv[i], 1); } } diff --git a/builtin/rev-list.c b/builtin/rev-list.c index 4c4d404..ff5a383 100644 --- a/builtin/rev-list.c +++ b/builtin/rev-list.c @@ -109,6 +109,7 @@ static void show_commit(struct commit *commit, void *data) struct pretty_print_context ctx = {0}; ctx.abbrev = revs->abbrev; ctx.date_mode = revs->date_mode; + ctx.date_mode_explicit = revs->date_mode_explicit; ctx.fmt = revs->commit_format; pretty_print_commit(&ctx, commit, &buf); if (revs->graph) { diff --git a/builtin/rev-parse.c b/builtin/rev-parse.c index 98d1cbe..13495b8 100644 --- a/builtin/rev-parse.c +++ b/builtin/rev-parse.c @@ -486,7 +486,7 @@ int cmd_rev_parse(int argc, const char **argv, const char *prefix) if (as_is) { if (show_file(arg) && as_is < 2) - verify_filename(prefix, arg); + verify_filename(prefix, arg, 0); continue; } if (!strcmp(arg,"-n")) { @@ -634,6 +634,8 @@ int cmd_rev_parse(int argc, const char **argv, const char *prefix) if (!strcmp(arg, "--show-prefix")) { if (prefix) puts(prefix); + else + putchar('\n'); continue; } if (!strcmp(arg, "--show-cdup")) { @@ -732,7 +734,7 @@ int cmd_rev_parse(int argc, const char **argv, const char *prefix) as_is = 1; if (!show_file(arg)) continue; - verify_filename(prefix, arg); + verify_filename(prefix, arg, 1); } if (verify) { if (revs_count == 1) { diff --git a/builtin/revert.c b/builtin/revert.c index df63794..82d1bf8 100644 --- a/builtin/revert.c +++ b/builtin/revert.c @@ -1,18 +1,9 @@ #include "cache.h" #include "builtin.h" -#include "object.h" -#include "commit.h" -#include "tag.h" -#include "run-command.h" -#include "exec_cmd.h" -#include "utf8.h" #include "parse-options.h" -#include "cache-tree.h" #include "diff.h" #include "revision.h" #include "rerere.h" -#include "merge-recursive.h" -#include "refs.h" #include "dir.h" #include "sequencer.h" @@ -39,49 +30,14 @@ static const char * const cherry_pick_usage[] = { NULL }; -enum replay_action { REVERT, CHERRY_PICK }; -enum replay_subcommand { - REPLAY_NONE, - REPLAY_REMOVE_STATE, - REPLAY_CONTINUE, - REPLAY_ROLLBACK -}; - -struct replay_opts { - enum replay_action action; - enum replay_subcommand subcommand; - - /* Boolean options */ - int edit; - int record_origin; - int no_commit; - int signoff; - int allow_ff; - int allow_rerere_auto; - - int mainline; - - /* Merge strategy */ - const char *strategy; - const char **xopts; - size_t xopts_nr, xopts_alloc; - - /* Only used by REPLAY_NONE */ - struct rev_info *revs; -}; - -#define GIT_REFLOG_ACTION "GIT_REFLOG_ACTION" - static const char *action_name(const struct replay_opts *opts) { - return opts->action == REVERT ? "revert" : "cherry-pick"; + return opts->action == REPLAY_REVERT ? "revert" : "cherry-pick"; } -static char *get_encoding(const char *message); - static const char * const *revert_or_cherry_pick_usage(struct replay_opts *opts) { - return opts->action == REVERT ? revert_usage : cherry_pick_usage; + return opts->action == REPLAY_REVERT ? revert_usage : cherry_pick_usage; } static int option_parse_x(const struct option *opt, @@ -130,6 +86,7 @@ static void verify_opt_mutually_compatible(const char *me, ...) break; } } + va_end(ap); if (opt1 && opt2) die(_("%s: %s cannot be used with %s"), me, opt1, opt2); @@ -158,12 +115,16 @@ static void parse_args(int argc, const char **argv, struct replay_opts *opts) OPT_END(), OPT_END(), OPT_END(), + OPT_END(), + OPT_END(), }; - if (opts->action == CHERRY_PICK) { + if (opts->action == REPLAY_PICK) { struct option cp_extra[] = { OPT_BOOLEAN('x', NULL, &opts->record_origin, "append commit name"), OPT_BOOLEAN(0, "ff", &opts->allow_ff, "allow fast-forward"), + OPT_BOOLEAN(0, "allow-empty", &opts->allow_empty, "preserve initially empty commits"), + OPT_BOOLEAN(0, "keep-redundant-commits", &opts->keep_redundant_commits, "keep redundant, empty commits"), OPT_END(), }; if (parse_options_concat(options, ARRAY_SIZE(options), cp_extra)) @@ -181,6 +142,10 @@ static void parse_args(int argc, const char **argv, struct replay_opts *opts) "--abort", rollback, NULL); + /* implies allow_empty */ + if (opts->keep_redundant_commits) + opts->allow_empty = 1; + /* Set the subcommand */ if (remove_state) opts->subcommand = REPLAY_REMOVE_STATE; @@ -225,913 +190,21 @@ static void parse_args(int argc, const char **argv, struct replay_opts *opts) if (opts->subcommand != REPLAY_NONE) { opts->revs = NULL; } else { + struct setup_revision_opt s_r_opt; opts->revs = xmalloc(sizeof(*opts->revs)); init_revisions(opts->revs, NULL); opts->revs->no_walk = 1; if (argc < 2) usage_with_options(usage_str, options); - argc = setup_revisions(argc, argv, opts->revs, NULL); + memset(&s_r_opt, 0, sizeof(s_r_opt)); + s_r_opt.assume_dashdash = 1; + argc = setup_revisions(argc, argv, opts->revs, &s_r_opt); } if (argc > 1) usage_with_options(usage_str, options); } -struct commit_message { - char *parent_label; - const char *label; - const char *subject; - char *reencoded_message; - const char *message; -}; - -static int get_message(struct commit *commit, struct commit_message *out) -{ - const char *encoding; - const char *abbrev, *subject; - int abbrev_len, subject_len; - char *q; - - if (!commit->buffer) - return -1; - encoding = get_encoding(commit->buffer); - if (!encoding) - encoding = "UTF-8"; - if (!git_commit_encoding) - git_commit_encoding = "UTF-8"; - - out->reencoded_message = NULL; - out->message = commit->buffer; - if (strcmp(encoding, git_commit_encoding)) - out->reencoded_message = reencode_string(commit->buffer, - git_commit_encoding, encoding); - if (out->reencoded_message) - out->message = out->reencoded_message; - - abbrev = find_unique_abbrev(commit->object.sha1, DEFAULT_ABBREV); - abbrev_len = strlen(abbrev); - - subject_len = find_commit_subject(out->message, &subject); - - out->parent_label = xmalloc(strlen("parent of ") + abbrev_len + - strlen("... ") + subject_len + 1); - q = out->parent_label; - q = mempcpy(q, "parent of ", strlen("parent of ")); - out->label = q; - q = mempcpy(q, abbrev, abbrev_len); - q = mempcpy(q, "... ", strlen("... ")); - out->subject = q; - q = mempcpy(q, subject, subject_len); - *q = '\0'; - return 0; -} - -static void free_message(struct commit_message *msg) -{ - free(msg->parent_label); - free(msg->reencoded_message); -} - -static char *get_encoding(const char *message) -{ - const char *p = message, *eol; - - while (*p && *p != '\n') { - for (eol = p + 1; *eol && *eol != '\n'; eol++) - ; /* do nothing */ - if (!prefixcmp(p, "encoding ")) { - char *result = xmalloc(eol - 8 - p); - strlcpy(result, p + 9, eol - 8 - p); - return result; - } - p = eol; - if (*p == '\n') - p++; - } - return NULL; -} - -static void write_cherry_pick_head(struct commit *commit, const char *pseudoref) -{ - const char *filename; - int fd; - struct strbuf buf = STRBUF_INIT; - - strbuf_addf(&buf, "%s\n", sha1_to_hex(commit->object.sha1)); - - filename = git_path("%s", pseudoref); - fd = open(filename, O_WRONLY | O_CREAT, 0666); - if (fd < 0) - die_errno(_("Could not open '%s' for writing"), filename); - if (write_in_full(fd, buf.buf, buf.len) != buf.len || close(fd)) - die_errno(_("Could not write to '%s'"), filename); - strbuf_release(&buf); -} - -static void print_advice(int show_hint) -{ - char *msg = getenv("GIT_CHERRY_PICK_HELP"); - - if (msg) { - fprintf(stderr, "%s\n", msg); - /* - * A conflict has occured but the porcelain - * (typically rebase --interactive) wants to take care - * of the commit itself so remove CHERRY_PICK_HEAD - */ - unlink(git_path("CHERRY_PICK_HEAD")); - return; - } - - if (show_hint) - advise(_("after resolving the conflicts, mark the corrected paths\n" - "with 'git add <paths>' or 'git rm <paths>'\n" - "and commit the result with 'git commit'")); -} - -static void write_message(struct strbuf *msgbuf, const char *filename) -{ - static struct lock_file msg_file; - - int msg_fd = hold_lock_file_for_update(&msg_file, filename, - LOCK_DIE_ON_ERROR); - if (write_in_full(msg_fd, msgbuf->buf, msgbuf->len) < 0) - die_errno(_("Could not write to %s"), filename); - strbuf_release(msgbuf); - if (commit_lock_file(&msg_file) < 0) - die(_("Error wrapping up %s"), filename); -} - -static struct tree *empty_tree(void) -{ - return lookup_tree((const unsigned char *)EMPTY_TREE_SHA1_BIN); -} - -static int error_dirty_index(struct replay_opts *opts) -{ - if (read_cache_unmerged()) - return error_resolve_conflict(action_name(opts)); - - /* Different translation strings for cherry-pick and revert */ - if (opts->action == CHERRY_PICK) - error(_("Your local changes would be overwritten by cherry-pick.")); - else - error(_("Your local changes would be overwritten by revert.")); - - if (advice_commit_before_merge) - advise(_("Commit your changes or stash them to proceed.")); - return -1; -} - -static int fast_forward_to(const unsigned char *to, const unsigned char *from) -{ - struct ref_lock *ref_lock; - - read_cache(); - if (checkout_fast_forward(from, to)) - exit(1); /* the callee should have complained already */ - ref_lock = lock_any_ref_for_update("HEAD", from, 0); - return write_ref_sha1(ref_lock, to, "cherry-pick"); -} - -static int do_recursive_merge(struct commit *base, struct commit *next, - const char *base_label, const char *next_label, - unsigned char *head, struct strbuf *msgbuf, - struct replay_opts *opts) -{ - struct merge_options o; - struct tree *result, *next_tree, *base_tree, *head_tree; - int clean, index_fd; - const char **xopt; - static struct lock_file index_lock; - - index_fd = hold_locked_index(&index_lock, 1); - - read_cache(); - - init_merge_options(&o); - o.ancestor = base ? base_label : "(empty tree)"; - o.branch1 = "HEAD"; - o.branch2 = next ? next_label : "(empty tree)"; - - head_tree = parse_tree_indirect(head); - next_tree = next ? next->tree : empty_tree(); - base_tree = base ? base->tree : empty_tree(); - - for (xopt = opts->xopts; xopt != opts->xopts + opts->xopts_nr; xopt++) - parse_merge_opt(&o, *xopt); - - clean = merge_trees(&o, - head_tree, - next_tree, base_tree, &result); - - if (active_cache_changed && - (write_cache(index_fd, active_cache, active_nr) || - commit_locked_index(&index_lock))) - /* TRANSLATORS: %s will be "revert" or "cherry-pick" */ - die(_("%s: Unable to write new index file"), action_name(opts)); - rollback_lock_file(&index_lock); - - if (!clean) { - int i; - strbuf_addstr(msgbuf, "\nConflicts:\n\n"); - for (i = 0; i < active_nr;) { - struct cache_entry *ce = active_cache[i++]; - if (ce_stage(ce)) { - strbuf_addch(msgbuf, '\t'); - strbuf_addstr(msgbuf, ce->name); - strbuf_addch(msgbuf, '\n'); - while (i < active_nr && !strcmp(ce->name, - active_cache[i]->name)) - i++; - } - } - } - - return !clean; -} - -/* - * If we are cherry-pick, and if the merge did not result in - * hand-editing, we will hit this commit and inherit the original - * author date and name. - * If we are revert, or if our cherry-pick results in a hand merge, - * we had better say that the current user is responsible for that. - */ -static int run_git_commit(const char *defmsg, struct replay_opts *opts) -{ - /* 6 is max possible length of our args array including NULL */ - const char *args[6]; - int i = 0; - - args[i++] = "commit"; - args[i++] = "-n"; - if (opts->signoff) - args[i++] = "-s"; - if (!opts->edit) { - args[i++] = "-F"; - args[i++] = defmsg; - } - args[i] = NULL; - - return run_command_v_opt(args, RUN_GIT_CMD); -} - -static int do_pick_commit(struct commit *commit, struct replay_opts *opts) -{ - unsigned char head[20]; - struct commit *base, *next, *parent; - const char *base_label, *next_label; - struct commit_message msg = { NULL, NULL, NULL, NULL, NULL }; - char *defmsg = NULL; - struct strbuf msgbuf = STRBUF_INIT; - int res; - - if (opts->no_commit) { - /* - * We do not intend to commit immediately. We just want to - * merge the differences in, so let's compute the tree - * that represents the "current" state for merge-recursive - * to work on. - */ - if (write_cache_as_tree(head, 0, NULL)) - die (_("Your index file is unmerged.")); - } else { - if (get_sha1("HEAD", head)) - return error(_("You do not have a valid HEAD")); - if (index_differs_from("HEAD", 0)) - return error_dirty_index(opts); - } - discard_cache(); - - if (!commit->parents) { - parent = NULL; - } - else if (commit->parents->next) { - /* Reverting or cherry-picking a merge commit */ - int cnt; - struct commit_list *p; - - if (!opts->mainline) - return error(_("Commit %s is a merge but no -m option was given."), - sha1_to_hex(commit->object.sha1)); - - for (cnt = 1, p = commit->parents; - cnt != opts->mainline && p; - cnt++) - p = p->next; - if (cnt != opts->mainline || !p) - return error(_("Commit %s does not have parent %d"), - sha1_to_hex(commit->object.sha1), opts->mainline); - parent = p->item; - } else if (0 < opts->mainline) - return error(_("Mainline was specified but commit %s is not a merge."), - sha1_to_hex(commit->object.sha1)); - else - parent = commit->parents->item; - - if (opts->allow_ff && parent && !hashcmp(parent->object.sha1, head)) - return fast_forward_to(commit->object.sha1, head); - - if (parent && parse_commit(parent) < 0) - /* TRANSLATORS: The first %s will be "revert" or - "cherry-pick", the second %s a SHA1 */ - return error(_("%s: cannot parse parent commit %s"), - action_name(opts), sha1_to_hex(parent->object.sha1)); - - if (get_message(commit, &msg) != 0) - return error(_("Cannot get commit message for %s"), - sha1_to_hex(commit->object.sha1)); - - /* - * "commit" is an existing commit. We would want to apply - * the difference it introduces since its first parent "prev" - * on top of the current HEAD if we are cherry-pick. Or the - * reverse of it if we are revert. - */ - - defmsg = git_pathdup("MERGE_MSG"); - - if (opts->action == REVERT) { - base = commit; - base_label = msg.label; - next = parent; - next_label = msg.parent_label; - strbuf_addstr(&msgbuf, "Revert \""); - strbuf_addstr(&msgbuf, msg.subject); - strbuf_addstr(&msgbuf, "\"\n\nThis reverts commit "); - strbuf_addstr(&msgbuf, sha1_to_hex(commit->object.sha1)); - - if (commit->parents && commit->parents->next) { - strbuf_addstr(&msgbuf, ", reversing\nchanges made to "); - strbuf_addstr(&msgbuf, sha1_to_hex(parent->object.sha1)); - } - strbuf_addstr(&msgbuf, ".\n"); - } else { - const char *p; - - base = parent; - base_label = msg.parent_label; - next = commit; - next_label = msg.label; - - /* - * Append the commit log message to msgbuf; it starts - * after the tree, parent, author, committer - * information followed by "\n\n". - */ - p = strstr(msg.message, "\n\n"); - if (p) { - p += 2; - strbuf_addstr(&msgbuf, p); - } - - if (opts->record_origin) { - strbuf_addstr(&msgbuf, "(cherry picked from commit "); - strbuf_addstr(&msgbuf, sha1_to_hex(commit->object.sha1)); - strbuf_addstr(&msgbuf, ")\n"); - } - } - - if (!opts->strategy || !strcmp(opts->strategy, "recursive") || opts->action == REVERT) { - res = do_recursive_merge(base, next, base_label, next_label, - head, &msgbuf, opts); - write_message(&msgbuf, defmsg); - } else { - struct commit_list *common = NULL; - struct commit_list *remotes = NULL; - - write_message(&msgbuf, defmsg); - - commit_list_insert(base, &common); - commit_list_insert(next, &remotes); - res = try_merge_command(opts->strategy, opts->xopts_nr, opts->xopts, - common, sha1_to_hex(head), remotes); - free_commit_list(common); - free_commit_list(remotes); - } - - /* - * If the merge was clean or if it failed due to conflict, we write - * CHERRY_PICK_HEAD for the subsequent invocation of commit to use. - * However, if the merge did not even start, then we don't want to - * write it at all. - */ - if (opts->action == CHERRY_PICK && !opts->no_commit && (res == 0 || res == 1)) - write_cherry_pick_head(commit, "CHERRY_PICK_HEAD"); - if (opts->action == REVERT && ((opts->no_commit && res == 0) || res == 1)) - write_cherry_pick_head(commit, "REVERT_HEAD"); - - if (res) { - error(opts->action == REVERT - ? _("could not revert %s... %s") - : _("could not apply %s... %s"), - find_unique_abbrev(commit->object.sha1, DEFAULT_ABBREV), - msg.subject); - print_advice(res == 1); - rerere(opts->allow_rerere_auto); - } else { - if (!opts->no_commit) - res = run_git_commit(defmsg, opts); - } - - free_message(&msg); - free(defmsg); - - return res; -} - -static void prepare_revs(struct replay_opts *opts) -{ - if (opts->action != REVERT) - opts->revs->reverse ^= 1; - - if (prepare_revision_walk(opts->revs)) - die(_("revision walk setup failed")); - - if (!opts->revs->commits) - die(_("empty commit set passed")); -} - -static void read_and_refresh_cache(struct replay_opts *opts) -{ - static struct lock_file index_lock; - int index_fd = hold_locked_index(&index_lock, 0); - if (read_index_preload(&the_index, NULL) < 0) - die(_("git %s: failed to read the index"), action_name(opts)); - refresh_index(&the_index, REFRESH_QUIET|REFRESH_UNMERGED, NULL, NULL, NULL); - if (the_index.cache_changed) { - if (write_index(&the_index, index_fd) || - commit_locked_index(&index_lock)) - die(_("git %s: failed to refresh the index"), action_name(opts)); - } - rollback_lock_file(&index_lock); -} - -/* - * Append a commit to the end of the commit_list. - * - * next starts by pointing to the variable that holds the head of an - * empty commit_list, and is updated to point to the "next" field of - * the last item on the list as new commits are appended. - * - * Usage example: - * - * struct commit_list *list; - * struct commit_list **next = &list; - * - * next = commit_list_append(c1, next); - * next = commit_list_append(c2, next); - * assert(commit_list_count(list) == 2); - * return list; - */ -static struct commit_list **commit_list_append(struct commit *commit, - struct commit_list **next) -{ - struct commit_list *new = xmalloc(sizeof(struct commit_list)); - new->item = commit; - *next = new; - new->next = NULL; - return &new->next; -} - -static int format_todo(struct strbuf *buf, struct commit_list *todo_list, - struct replay_opts *opts) -{ - struct commit_list *cur = NULL; - const char *sha1_abbrev = NULL; - const char *action_str = opts->action == REVERT ? "revert" : "pick"; - const char *subject; - int subject_len; - - for (cur = todo_list; cur; cur = cur->next) { - sha1_abbrev = find_unique_abbrev(cur->item->object.sha1, DEFAULT_ABBREV); - subject_len = find_commit_subject(cur->item->buffer, &subject); - strbuf_addf(buf, "%s %s %.*s\n", action_str, sha1_abbrev, - subject_len, subject); - } - return 0; -} - -static struct commit *parse_insn_line(char *bol, char *eol, struct replay_opts *opts) -{ - unsigned char commit_sha1[20]; - enum replay_action action; - char *end_of_object_name; - int saved, status, padding; - - if (!prefixcmp(bol, "pick")) { - action = CHERRY_PICK; - bol += strlen("pick"); - } else if (!prefixcmp(bol, "revert")) { - action = REVERT; - bol += strlen("revert"); - } else - return NULL; - - /* Eat up extra spaces/ tabs before object name */ - padding = strspn(bol, " \t"); - if (!padding) - return NULL; - bol += padding; - - end_of_object_name = bol + strcspn(bol, " \t\n"); - saved = *end_of_object_name; - *end_of_object_name = '\0'; - status = get_sha1(bol, commit_sha1); - *end_of_object_name = saved; - - /* - * Verify that the action matches up with the one in - * opts; we don't support arbitrary instructions - */ - if (action != opts->action) { - const char *action_str; - action_str = action == REVERT ? "revert" : "cherry-pick"; - error(_("Cannot %s during a %s"), action_str, action_name(opts)); - return NULL; - } - - if (status < 0) - return NULL; - - return lookup_commit_reference(commit_sha1); -} - -static int parse_insn_buffer(char *buf, struct commit_list **todo_list, - struct replay_opts *opts) -{ - struct commit_list **next = todo_list; - struct commit *commit; - char *p = buf; - int i; - - for (i = 1; *p; i++) { - char *eol = strchrnul(p, '\n'); - commit = parse_insn_line(p, eol, opts); - if (!commit) - return error(_("Could not parse line %d."), i); - next = commit_list_append(commit, next); - p = *eol ? eol + 1 : eol; - } - if (!*todo_list) - return error(_("No commits parsed.")); - return 0; -} - -static void read_populate_todo(struct commit_list **todo_list, - struct replay_opts *opts) -{ - const char *todo_file = git_path(SEQ_TODO_FILE); - struct strbuf buf = STRBUF_INIT; - int fd, res; - - fd = open(todo_file, O_RDONLY); - if (fd < 0) - die_errno(_("Could not open %s"), todo_file); - if (strbuf_read(&buf, fd, 0) < 0) { - close(fd); - strbuf_release(&buf); - die(_("Could not read %s."), todo_file); - } - close(fd); - - res = parse_insn_buffer(buf.buf, todo_list, opts); - strbuf_release(&buf); - if (res) - die(_("Unusable instruction sheet: %s"), todo_file); -} - -static int populate_opts_cb(const char *key, const char *value, void *data) -{ - struct replay_opts *opts = data; - int error_flag = 1; - - if (!value) - error_flag = 0; - else if (!strcmp(key, "options.no-commit")) - opts->no_commit = git_config_bool_or_int(key, value, &error_flag); - else if (!strcmp(key, "options.edit")) - opts->edit = git_config_bool_or_int(key, value, &error_flag); - else if (!strcmp(key, "options.signoff")) - opts->signoff = git_config_bool_or_int(key, value, &error_flag); - else if (!strcmp(key, "options.record-origin")) - opts->record_origin = git_config_bool_or_int(key, value, &error_flag); - else if (!strcmp(key, "options.allow-ff")) - opts->allow_ff = git_config_bool_or_int(key, value, &error_flag); - else if (!strcmp(key, "options.mainline")) - opts->mainline = git_config_int(key, value); - else if (!strcmp(key, "options.strategy")) - git_config_string(&opts->strategy, key, value); - else if (!strcmp(key, "options.strategy-option")) { - ALLOC_GROW(opts->xopts, opts->xopts_nr + 1, opts->xopts_alloc); - opts->xopts[opts->xopts_nr++] = xstrdup(value); - } else - return error(_("Invalid key: %s"), key); - - if (!error_flag) - return error(_("Invalid value for %s: %s"), key, value); - - return 0; -} - -static void read_populate_opts(struct replay_opts **opts_ptr) -{ - const char *opts_file = git_path(SEQ_OPTS_FILE); - - if (!file_exists(opts_file)) - return; - if (git_config_from_file(populate_opts_cb, opts_file, *opts_ptr) < 0) - die(_("Malformed options sheet: %s"), opts_file); -} - -static void walk_revs_populate_todo(struct commit_list **todo_list, - struct replay_opts *opts) -{ - struct commit *commit; - struct commit_list **next; - - prepare_revs(opts); - - next = todo_list; - while ((commit = get_revision(opts->revs))) - next = commit_list_append(commit, next); -} - -static int create_seq_dir(void) -{ - const char *seq_dir = git_path(SEQ_DIR); - - if (file_exists(seq_dir)) { - error(_("a cherry-pick or revert is already in progress")); - advise(_("try \"git cherry-pick (--continue | --quit | --abort)\"")); - return -1; - } - else if (mkdir(seq_dir, 0777) < 0) - die_errno(_("Could not create sequencer directory %s"), seq_dir); - return 0; -} - -static void save_head(const char *head) -{ - const char *head_file = git_path(SEQ_HEAD_FILE); - static struct lock_file head_lock; - struct strbuf buf = STRBUF_INIT; - int fd; - - fd = hold_lock_file_for_update(&head_lock, head_file, LOCK_DIE_ON_ERROR); - strbuf_addf(&buf, "%s\n", head); - if (write_in_full(fd, buf.buf, buf.len) < 0) - die_errno(_("Could not write to %s"), head_file); - if (commit_lock_file(&head_lock) < 0) - die(_("Error wrapping up %s."), head_file); -} - -static int reset_for_rollback(const unsigned char *sha1) -{ - const char *argv[4]; /* reset --merge <arg> + NULL */ - argv[0] = "reset"; - argv[1] = "--merge"; - argv[2] = sha1_to_hex(sha1); - argv[3] = NULL; - return run_command_v_opt(argv, RUN_GIT_CMD); -} - -static int rollback_single_pick(void) -{ - unsigned char head_sha1[20]; - - if (!file_exists(git_path("CHERRY_PICK_HEAD")) && - !file_exists(git_path("REVERT_HEAD"))) - return error(_("no cherry-pick or revert in progress")); - if (read_ref_full("HEAD", head_sha1, 0, NULL)) - return error(_("cannot resolve HEAD")); - if (is_null_sha1(head_sha1)) - return error(_("cannot abort from a branch yet to be born")); - return reset_for_rollback(head_sha1); -} - -static int sequencer_rollback(struct replay_opts *opts) -{ - const char *filename; - FILE *f; - unsigned char sha1[20]; - struct strbuf buf = STRBUF_INIT; - - filename = git_path(SEQ_HEAD_FILE); - f = fopen(filename, "r"); - if (!f && errno == ENOENT) { - /* - * There is no multiple-cherry-pick in progress. - * If CHERRY_PICK_HEAD or REVERT_HEAD indicates - * a single-cherry-pick in progress, abort that. - */ - return rollback_single_pick(); - } - if (!f) - return error(_("cannot open %s: %s"), filename, - strerror(errno)); - if (strbuf_getline(&buf, f, '\n')) { - error(_("cannot read %s: %s"), filename, ferror(f) ? - strerror(errno) : _("unexpected end of file")); - fclose(f); - goto fail; - } - fclose(f); - if (get_sha1_hex(buf.buf, sha1) || buf.buf[40] != '\0') { - error(_("stored pre-cherry-pick HEAD file '%s' is corrupt"), - filename); - goto fail; - } - if (reset_for_rollback(sha1)) - goto fail; - remove_sequencer_state(); - strbuf_release(&buf); - return 0; -fail: - strbuf_release(&buf); - return -1; -} - -static void save_todo(struct commit_list *todo_list, struct replay_opts *opts) -{ - const char *todo_file = git_path(SEQ_TODO_FILE); - static struct lock_file todo_lock; - struct strbuf buf = STRBUF_INIT; - int fd; - - fd = hold_lock_file_for_update(&todo_lock, todo_file, LOCK_DIE_ON_ERROR); - if (format_todo(&buf, todo_list, opts) < 0) - die(_("Could not format %s."), todo_file); - if (write_in_full(fd, buf.buf, buf.len) < 0) { - strbuf_release(&buf); - die_errno(_("Could not write to %s"), todo_file); - } - if (commit_lock_file(&todo_lock) < 0) { - strbuf_release(&buf); - die(_("Error wrapping up %s."), todo_file); - } - strbuf_release(&buf); -} - -static void save_opts(struct replay_opts *opts) -{ - const char *opts_file = git_path(SEQ_OPTS_FILE); - - if (opts->no_commit) - git_config_set_in_file(opts_file, "options.no-commit", "true"); - if (opts->edit) - git_config_set_in_file(opts_file, "options.edit", "true"); - if (opts->signoff) - git_config_set_in_file(opts_file, "options.signoff", "true"); - if (opts->record_origin) - git_config_set_in_file(opts_file, "options.record-origin", "true"); - if (opts->allow_ff) - git_config_set_in_file(opts_file, "options.allow-ff", "true"); - if (opts->mainline) { - struct strbuf buf = STRBUF_INIT; - strbuf_addf(&buf, "%d", opts->mainline); - git_config_set_in_file(opts_file, "options.mainline", buf.buf); - strbuf_release(&buf); - } - if (opts->strategy) - git_config_set_in_file(opts_file, "options.strategy", opts->strategy); - if (opts->xopts) { - int i; - for (i = 0; i < opts->xopts_nr; i++) - git_config_set_multivar_in_file(opts_file, - "options.strategy-option", - opts->xopts[i], "^$", 0); - } -} - -static int pick_commits(struct commit_list *todo_list, struct replay_opts *opts) -{ - struct commit_list *cur; - int res; - - setenv(GIT_REFLOG_ACTION, action_name(opts), 0); - if (opts->allow_ff) - assert(!(opts->signoff || opts->no_commit || - opts->record_origin || opts->edit)); - read_and_refresh_cache(opts); - - for (cur = todo_list; cur; cur = cur->next) { - save_todo(cur, opts); - res = do_pick_commit(cur->item, opts); - if (res) - return res; - } - - /* - * Sequence of picks finished successfully; cleanup by - * removing the .git/sequencer directory - */ - remove_sequencer_state(); - return 0; -} - -static int continue_single_pick(void) -{ - const char *argv[] = { "commit", NULL }; - - if (!file_exists(git_path("CHERRY_PICK_HEAD")) && - !file_exists(git_path("REVERT_HEAD"))) - return error(_("no cherry-pick or revert in progress")); - return run_command_v_opt(argv, RUN_GIT_CMD); -} - -static int sequencer_continue(struct replay_opts *opts) -{ - struct commit_list *todo_list = NULL; - - if (!file_exists(git_path(SEQ_TODO_FILE))) - return continue_single_pick(); - read_populate_opts(&opts); - read_populate_todo(&todo_list, opts); - - /* Verify that the conflict has been resolved */ - if (file_exists(git_path("CHERRY_PICK_HEAD")) || - file_exists(git_path("REVERT_HEAD"))) { - int ret = continue_single_pick(); - if (ret) - return ret; - } - if (index_differs_from("HEAD", 0)) - return error_dirty_index(opts); - todo_list = todo_list->next; - return pick_commits(todo_list, opts); -} - -static int single_pick(struct commit *cmit, struct replay_opts *opts) -{ - setenv(GIT_REFLOG_ACTION, action_name(opts), 0); - return do_pick_commit(cmit, opts); -} - -static int pick_revisions(struct replay_opts *opts) -{ - struct commit_list *todo_list = NULL; - unsigned char sha1[20]; - - if (opts->subcommand == REPLAY_NONE) - assert(opts->revs); - - read_and_refresh_cache(opts); - - /* - * Decide what to do depending on the arguments; a fresh - * cherry-pick should be handled differently from an existing - * one that is being continued - */ - if (opts->subcommand == REPLAY_REMOVE_STATE) { - remove_sequencer_state(); - return 0; - } - if (opts->subcommand == REPLAY_ROLLBACK) - return sequencer_rollback(opts); - if (opts->subcommand == REPLAY_CONTINUE) - return sequencer_continue(opts); - - /* - * If we were called as "git cherry-pick <commit>", just - * cherry-pick/revert it, set CHERRY_PICK_HEAD / - * REVERT_HEAD, and don't touch the sequencer state. - * This means it is possible to cherry-pick in the middle - * of a cherry-pick sequence. - */ - if (opts->revs->cmdline.nr == 1 && - opts->revs->cmdline.rev->whence == REV_CMD_REV && - opts->revs->no_walk && - !opts->revs->cmdline.rev->flags) { - struct commit *cmit; - if (prepare_revision_walk(opts->revs)) - die(_("revision walk setup failed")); - cmit = get_revision(opts->revs); - if (!cmit || get_revision(opts->revs)) - die("BUG: expected exactly one commit from walk"); - return single_pick(cmit, opts); - } - - /* - * Start a new cherry-pick/ revert sequence; but - * first, make sure that an existing one isn't in - * progress - */ - - walk_revs_populate_todo(&todo_list, opts); - if (create_seq_dir() < 0) - return -1; - if (get_sha1("HEAD", sha1)) { - if (opts->action == REVERT) - return error(_("Can't revert as initial commit")); - return error(_("Can't cherry-pick into empty head")); - } - save_head(sha1_to_hex(sha1)); - save_opts(opts); - return pick_commits(todo_list, opts); -} - int cmd_revert(int argc, const char **argv, const char *prefix) { struct replay_opts opts; @@ -1140,10 +213,10 @@ int cmd_revert(int argc, const char **argv, const char *prefix) memset(&opts, 0, sizeof(opts)); if (isatty(0)) opts.edit = 1; - opts.action = REVERT; + opts.action = REPLAY_REVERT; git_config(git_default_config, NULL); parse_args(argc, argv, &opts); - res = pick_revisions(&opts); + res = sequencer_pick_revisions(&opts); if (res < 0) die(_("revert failed")); return res; @@ -1155,10 +228,10 @@ int cmd_cherry_pick(int argc, const char **argv, const char *prefix) int res; memset(&opts, 0, sizeof(opts)); - opts.action = CHERRY_PICK; + opts.action = REPLAY_PICK; git_config(git_default_config, NULL); parse_args(argc, argv, &opts); - res = pick_revisions(&opts); + res = sequencer_pick_revisions(&opts); if (res < 0) die(_("cherry-pick failed")); return res; diff --git a/builtin/send-pack.c b/builtin/send-pack.c index 9df341c..d5d7105 100644 --- a/builtin/send-pack.c +++ b/builtin/send-pack.c @@ -410,6 +410,7 @@ int cmd_send_pack(int argc, const char **argv, const char *prefix) const char *receivepack = "git-receive-pack"; int flags; int nonfastforward = 0; + int progress = -1; argv++; for (i = 1; i < argc; i++, argv++) { @@ -452,6 +453,14 @@ int cmd_send_pack(int argc, const char **argv, const char *prefix) args.verbose = 1; continue; } + if (!strcmp(arg, "--progress")) { + progress = 1; + continue; + } + if (!strcmp(arg, "--no-progress")) { + progress = 0; + continue; + } if (!strcmp(arg, "--thin")) { args.use_thin_pack = 1; continue; @@ -492,6 +501,10 @@ int cmd_send_pack(int argc, const char **argv, const char *prefix) } } + if (progress == -1) + progress = !args.quiet && isatty(2); + args.progress = progress; + if (args.stateless_rpc) { conn = NULL; fd[0] = 0; diff --git a/builtin/symbolic-ref.c b/builtin/symbolic-ref.c index 2ef5962..801d62e 100644 --- a/builtin/symbolic-ref.c +++ b/builtin/symbolic-ref.c @@ -8,13 +8,15 @@ static const char * const git_symbolic_ref_usage[] = { NULL }; +static int shorten; + static void check_symref(const char *HEAD, int quiet) { unsigned char sha1[20]; int flag; - const char *refs_heads_master = resolve_ref_unsafe(HEAD, sha1, 0, &flag); + const char *refname = resolve_ref_unsafe(HEAD, sha1, 0, &flag); - if (!refs_heads_master) + if (!refname) die("No such ref: %s", HEAD); else if (!(flag & REF_ISSYMREF)) { if (!quiet) @@ -22,7 +24,9 @@ static void check_symref(const char *HEAD, int quiet) else exit(1); } - puts(refs_heads_master); + if (shorten) + refname = shorten_unambiguous_ref(refname, 0); + puts(refname); } int cmd_symbolic_ref(int argc, const char **argv, const char *prefix) @@ -32,6 +36,7 @@ int cmd_symbolic_ref(int argc, const char **argv, const char *prefix) struct option options[] = { OPT__QUIET(&quiet, "suppress error message for non-symbolic (detached) refs"), + OPT_BOOL(0, "short", &shorten, "shorten ref output"), OPT_STRING('m', NULL, &msg, "reason", "reason of the update"), OPT_END(), }; diff --git a/builtin/tag.c b/builtin/tag.c index 03df16a..7b1be85 100644 --- a/builtin/tag.c +++ b/builtin/tag.c @@ -15,11 +15,14 @@ #include "diff.h" #include "revision.h" #include "gpg-interface.h" +#include "sha1-array.h" +#include "column.h" static const char * const git_tag_usage[] = { "git tag [-a|-s|-u <key-id>] [-f] [-m <msg>|-F <file>] <tagname> [<head>]", "git tag -d <tagname>...", - "git tag -l [-n[<num>]] [<pattern>...]", + "git tag -l [-n[<num>]] [--contains <commit>] [--points-at <object>] " + "\n\t\t[<pattern>...]", "git tag -v <tagname>...", NULL }; @@ -30,6 +33,9 @@ struct tag_filter { struct commit_list *with_commit; }; +static struct sha1_array points_at; +static unsigned int colopts; + static int match_pattern(const char **patterns, const char *ref) { /* no pattern means match everything */ @@ -41,6 +47,24 @@ static int match_pattern(const char **patterns, const char *ref) return 0; } +static const unsigned char *match_points_at(const char *refname, + const unsigned char *sha1) +{ + const unsigned char *tagged_sha1 = NULL; + struct object *obj; + + if (sha1_array_lookup(&points_at, sha1) >= 0) + return sha1; + obj = parse_object(sha1); + if (!obj) + die(_("malformed object at '%s'"), refname); + if (obj->type == OBJ_TAG) + tagged_sha1 = ((struct tag *)obj)->tagged->sha1; + if (tagged_sha1 && sha1_array_lookup(&points_at, tagged_sha1) >= 0) + return tagged_sha1; + return NULL; +} + static int in_commit_list(const struct commit_list *want, struct commit *c) { for (; want; want = want->next) @@ -138,6 +162,9 @@ static int show_reference(const char *refname, const unsigned char *sha1, return 0; } + if (points_at.nr && !match_points_at(refname, sha1)) + return 0; + if (!filter->lines) { printf("%s\n", refname); return 0; @@ -238,6 +265,8 @@ static int git_tag_config(const char *var, const char *value, void *cb) int status = git_gpg_config(var, value, cb); if (status) return status; + if (!prefixcmp(var, "column.")) + return git_column_config(var, value, "tag", &colopts); return git_default_config(var, value, cb); } @@ -303,7 +332,7 @@ static void create_tag(const unsigned char *object, const char *tag, sha1_to_hex(object), typename(type), tag, - git_committer_info(IDENT_ERROR_ON_NO_NAME)); + git_committer_info(IDENT_STRICT)); if (header_len > sizeof(header_buf) - 1) die(_("tag header too big.")); @@ -383,6 +412,23 @@ static int strbuf_check_tag_ref(struct strbuf *sb, const char *name) return check_refname_format(sb->buf, 0); } +static int parse_opt_points_at(const struct option *opt __attribute__((unused)), + const char *arg, int unset) +{ + unsigned char sha1[20]; + + if (unset) { + sha1_array_clear(&points_at); + return 0; + } + if (!arg) + return error(_("switch 'points-at' requires an object")); + if (get_sha1(arg, sha1)) + return error(_("malformed object name '%s'"), arg); + sha1_array_append(&points_at, sha1); + return 0; +} + int cmd_tag(int argc, const char **argv, const char *prefix) { struct strbuf buf = STRBUF_INIT; @@ -417,6 +463,7 @@ int cmd_tag(int argc, const char **argv, const char *prefix) OPT_STRING('u', "local-user", &keyid, "key-id", "use another key to sign the tag"), OPT__FORCE(&force, "replace the tag if exists"), + OPT_COLUMN(0, "column", &colopts, "show tag list in columns"), OPT_GROUP("Tag listing options"), { @@ -425,6 +472,10 @@ int cmd_tag(int argc, const char **argv, const char *prefix) PARSE_OPT_LASTARG_DEFAULT, parse_opt_with_commit, (intptr_t)"HEAD", }, + { + OPTION_CALLBACK, 0, "points-at", NULL, "object", + "print only tags of the object", 0, parse_opt_points_at + }, OPT_END() }; @@ -449,13 +500,31 @@ int cmd_tag(int argc, const char **argv, const char *prefix) if (list + delete + verify > 1) usage_with_options(git_tag_usage, options); - if (list) - return list_tags(argv, lines == -1 ? 0 : lines, - with_commit); + finalize_colopts(&colopts, -1); + if (list && lines != -1) { + if (explicitly_enable_column(colopts)) + die(_("--column and -n are incompatible")); + colopts = 0; + } + if (list) { + int ret; + if (column_active(colopts)) { + struct column_options copts; + memset(&copts, 0, sizeof(copts)); + copts.padding = 2; + run_column_filter(colopts, &copts); + } + ret = list_tags(argv, lines == -1 ? 0 : lines, with_commit); + if (column_active(colopts)) + stop_column_filter(); + return ret; + } if (lines != -1) die(_("-n option is only allowed with -l.")); if (with_commit) die(_("--contains option is only allowed with -l.")); + if (points_at.nr) + die(_("--points-at option is only allowed with -l.")); if (delete) return for_each_tag_name(argv, delete_tag); if (verify) diff --git a/builtin/unpack-objects.c b/builtin/unpack-objects.c index 14e04e6..2217d7b 100644 --- a/builtin/unpack-objects.c +++ b/builtin/unpack-objects.c @@ -107,7 +107,7 @@ static void *get_data(unsigned long size) if (stream.total_out == size && ret == Z_STREAM_END) break; if (ret != Z_OK) { - error("inflate returned %d\n", ret); + error("inflate returned %d", ret); free(buf); buf = NULL; if (!recover) diff --git a/builtin/update-index.c b/builtin/update-index.c index a6a23fa..5a4e9ea 100644 --- a/builtin/update-index.c +++ b/builtin/update-index.c @@ -211,12 +211,6 @@ static int process_path(const char *path) if (S_ISDIR(st.st_mode)) return process_directory(path, len, &st); - /* - * Process a regular file - */ - if (ce && S_ISGITLINK(ce->ce_mode)) - return error("%s is already a gitlink, not replacing", path); - return add_one_path(ce, path, len, &st); } @@ -708,6 +702,7 @@ int cmd_update_index(int argc, const char **argv, const char *prefix) int newfd, entries, has_errors = 0, line_termination = '\n'; int read_from_stdin = 0; int prefix_length = prefix ? strlen(prefix) : 0; + int preferred_index_format = 0; char set_executable_bit = 0; struct refresh_params refresh_args = {0, &has_errors}; int lock_error = 0; @@ -791,6 +786,8 @@ int cmd_update_index(int argc, const char **argv, const char *prefix) "(for porcelains) forget saved unresolved conflicts", PARSE_OPT_NOARG | PARSE_OPT_NONEG, resolve_undo_clear_callback}, + OPT_INTEGER(0, "index-version", &preferred_index_format, + "write index in this format"), OPT_END() }; @@ -851,6 +848,17 @@ int cmd_update_index(int argc, const char **argv, const char *prefix) } } argc = parse_options_end(&ctx); + if (preferred_index_format) { + if (preferred_index_format < INDEX_FORMAT_LB || + INDEX_FORMAT_UB < preferred_index_format) + die("index-version %d not in range: %d..%d", + preferred_index_format, + INDEX_FORMAT_LB, INDEX_FORMAT_UB); + + if (the_index.version != preferred_index_format) + active_cache_changed = 1; + the_index.version = preferred_index_format; + } if (read_from_stdin) { struct strbuf buf = STRBUF_INIT, nbuf = STRBUF_INIT; diff --git a/builtin/update-server-info.c b/builtin/update-server-info.c index b90dce6..0d63c44 100644 --- a/builtin/update-server-info.c +++ b/builtin/update-server-info.c @@ -15,6 +15,7 @@ int cmd_update_server_info(int argc, const char **argv, const char *prefix) OPT_END() }; + git_config(git_default_config, NULL); argc = parse_options(argc, argv, prefix, options, update_server_info_usage, 0); if (argc > 0) diff --git a/builtin/var.c b/builtin/var.c index 99d068a..aedbb53 100644 --- a/builtin/var.c +++ b/builtin/var.c @@ -11,7 +11,7 @@ static const char *editor(int flag) { const char *pgm = git_editor(); - if (!pgm && flag & IDENT_ERROR_ON_NO_NAME) + if (!pgm && flag & IDENT_STRICT) die("Terminal is dumb, but EDITOR unset"); return pgm; @@ -55,7 +55,7 @@ static const char *read_var(const char *var) val = NULL; for (ptr = git_vars; ptr->read; ptr++) { if (strcmp(var, ptr->name) == 0) { - val = ptr->read(IDENT_ERROR_ON_NO_NAME); + val = ptr->read(IDENT_STRICT); break; } } diff --git a/builtin/verify-tag.c b/builtin/verify-tag.c index 28c2174..986789f 100644 --- a/builtin/verify-tag.c +++ b/builtin/verify-tag.c @@ -58,6 +58,14 @@ static int verify_tag(const char *name, int verbose) return ret; } +static int git_verify_tag_config(const char *var, const char *value, void *cb) +{ + int status = git_gpg_config(var, value, cb); + if (status) + return status; + return git_default_config(var, value, cb); +} + int cmd_verify_tag(int argc, const char **argv, const char *prefix) { int i = 1, verbose = 0, had_error = 0; @@ -66,7 +74,7 @@ int cmd_verify_tag(int argc, const char **argv, const char *prefix) OPT_END() }; - git_config(git_default_config, NULL); + git_config(git_verify_tag_config, NULL); argc = parse_options(argc, argv, prefix, verify_tag_options, verify_tag_usage, PARSE_OPT_KEEP_ARGV0); |