diff options
Diffstat (limited to 'builtin/tag.c')
-rw-r--r-- | builtin/tag.c | 373 |
1 files changed, 106 insertions, 267 deletions
diff --git a/builtin/tag.c b/builtin/tag.c index 6c7c6bd..9e17dca 100644 --- a/builtin/tag.c +++ b/builtin/tag.c @@ -17,209 +17,49 @@ #include "gpg-interface.h" #include "sha1-array.h" #include "column.h" +#include "ref-filter.h" static const char * const git_tag_usage[] = { - N_("git tag [-a|-s|-u <key-id>] [-f] [-m <msg>|-F <file>] <tagname> [<head>]"), + N_("git tag [-a | -s | -u <key-id>] [-f] [-m <msg> | -F <file>] <tagname> [<head>]"), N_("git tag -d <tagname>..."), - N_("git tag -l [-n[<num>]] [--contains <commit>] [--points-at <object>] " - "\n\t\t[<pattern>...]"), + N_("git tag -l [-n[<num>]] [--contains <commit>] [--points-at <object>]" + "\n\t\t[--format=<format>] [--[no-]merged [<commit>]] [<pattern>...]"), N_("git tag -v <tagname>..."), NULL }; -#define STRCMP_SORT 0 /* must be zero */ -#define VERCMP_SORT 1 -#define SORT_MASK 0x7fff -#define REVERSE_SORT 0x8000 - -struct tag_filter { - const char **patterns; - int lines; - int sort; - struct string_list tags; - 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 */ - if (!*patterns) - return 1; - for (; *patterns; patterns++) - if (!wildmatch(*patterns, ref, 0, NULL)) - return 1; - 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) - if (!hashcmp(want->item->object.sha1, c->object.sha1)) - return 1; - return 0; -} - -static int contains_recurse(struct commit *candidate, - const struct commit_list *want) -{ - struct commit_list *p; - - /* was it previously marked as containing a want commit? */ - if (candidate->object.flags & TMP_MARK) - return 1; - /* or marked as not possibly containing a want commit? */ - if (candidate->object.flags & UNINTERESTING) - return 0; - /* or are we it? */ - if (in_commit_list(want, candidate)) - return 1; - - if (parse_commit(candidate) < 0) - return 0; - - /* Otherwise recurse and mark ourselves for future traversals. */ - for (p = candidate->parents; p; p = p->next) { - if (contains_recurse(p->item, want)) { - candidate->object.flags |= TMP_MARK; - return 1; - } - } - candidate->object.flags |= UNINTERESTING; - return 0; -} - -static int contains(struct commit *candidate, const struct commit_list *want) -{ - return contains_recurse(candidate, want); -} - -static void show_tag_lines(const unsigned char *sha1, int lines) +static int list_tags(struct ref_filter *filter, struct ref_sorting *sorting, const char *format) { + struct ref_array array; + char *to_free = NULL; int i; - unsigned long size; - enum object_type type; - char *buf, *sp, *eol; - size_t len; - buf = read_sha1_file(sha1, &type, &size); - if (!buf) - die_errno("unable to read object %s", sha1_to_hex(sha1)); - if (type != OBJ_COMMIT && type != OBJ_TAG) - goto free_return; - if (!size) - die("an empty %s object %s?", - typename(type), sha1_to_hex(sha1)); + memset(&array, 0, sizeof(array)); - /* skip header */ - sp = strstr(buf, "\n\n"); - if (!sp) - goto free_return; - - /* only take up to "lines" lines, and strip the signature from a tag */ - if (type == OBJ_TAG) - size = parse_signature(buf, size); - for (i = 0, sp += 2; i < lines && sp < buf + size; i++) { - if (i) - printf("\n "); - eol = memchr(sp, '\n', size - (sp - buf)); - len = eol ? eol - sp : size - (sp - buf); - fwrite(sp, len, 1, stdout); - if (!eol) - break; - sp = eol + 1; - } -free_return: - free(buf); -} - -static int show_reference(const char *refname, const unsigned char *sha1, - int flag, void *cb_data) -{ - struct tag_filter *filter = cb_data; - - if (match_pattern(filter->patterns, refname)) { - if (filter->with_commit) { - struct commit *commit; + if (filter->lines == -1) + filter->lines = 0; - commit = lookup_commit_reference_gently(sha1, 1); - if (!commit) - return 0; - if (!contains(commit, filter->with_commit)) - return 0; - } - - if (points_at.nr && !match_points_at(refname, sha1)) - return 0; - - if (!filter->lines) { - if (filter->sort) - string_list_append(&filter->tags, refname); - else - printf("%s\n", refname); - return 0; - } - printf("%-15s ", refname); - show_tag_lines(sha1, filter->lines); - putchar('\n'); + if (!format) { + if (filter->lines) { + to_free = xstrfmt("%s %%(contents:lines=%d)", + "%(align:15)%(refname:short)%(end)", + filter->lines); + format = to_free; + } else + format = "%(refname:short)"; } - return 0; -} + verify_ref_format(format); + filter_refs(&array, filter, FILTER_REFS_TAGS); + ref_array_sort(sorting, &array); -static int sort_by_version(const void *a_, const void *b_) -{ - const struct string_list_item *a = a_; - const struct string_list_item *b = b_; - return versioncmp(a->string, b->string); -} + for (i = 0; i < array.nr; i++) + show_ref_array_item(array.items[i], format, 0); + ref_array_clear(&array); + free(to_free); -static int list_tags(const char **patterns, int lines, - struct commit_list *with_commit, int sort) -{ - struct tag_filter filter; - - filter.patterns = patterns; - filter.lines = lines; - filter.sort = sort; - filter.with_commit = with_commit; - memset(&filter.tags, 0, sizeof(filter.tags)); - filter.tags.strdup_strings = 1; - - for_each_tag_ref(show_reference, (void *) &filter); - if (sort) { - int i; - if ((sort & SORT_MASK) == VERCMP_SORT) - qsort(filter.tags.items, filter.tags.nr, - sizeof(struct string_list_item), sort_by_version); - if (sort & REVERSE_SORT) - for (i = filter.tags.nr - 1; i >= 0; i--) - printf("%s\n", filter.tags.items[i].string); - else - for (i = 0; i < filter.tags.nr; i++) - printf("%s\n", filter.tags.items[i].string); - string_list_clear(&filter.tags, 0); - } return 0; } @@ -278,17 +118,51 @@ static int do_sign(struct strbuf *buffer) } static const char tag_template[] = - N_("\nWrite a tag message\n" + N_("\nWrite a message for tag:\n %s\n" "Lines starting with '%c' will be ignored.\n"); static const char tag_template_nocleanup[] = - N_("\nWrite a tag message\n" + N_("\nWrite a message for tag:\n %s\n" "Lines starting with '%c' will be kept; you may remove them" " yourself if you want to.\n"); +/* Parse arg given and add it the ref_sorting array */ +static int parse_sorting_string(const char *arg, struct ref_sorting **sorting_tail) +{ + struct ref_sorting *s; + int len; + + s = xcalloc(1, sizeof(*s)); + s->next = *sorting_tail; + *sorting_tail = s; + + if (*arg == '-') { + s->reverse = 1; + arg++; + } + if (skip_prefix(arg, "version:", &arg) || + skip_prefix(arg, "v:", &arg)) + s->version = 1; + + len = strlen(arg); + s->atom = parse_ref_filter_atom(arg, arg+len); + + return 0; +} + static int git_tag_config(const char *var, const char *value, void *cb) { - int status = git_gpg_config(var, value, cb); + int status; + struct ref_sorting **sorting_tail = (struct ref_sorting **)cb; + + if (!strcmp(var, "tag.sort")) { + if (!value) + return config_error_nonbool(var); + parse_sorting_string(value, sorting_tail); + return 0; + } + + status = git_gpg_config(var, value, cb); if (status) return status; if (starts_with(var, "column.")) @@ -378,9 +252,9 @@ static void create_tag(const unsigned char *object, const char *tag, struct strbuf buf = STRBUF_INIT; strbuf_addch(&buf, '\n'); if (opt->cleanup_mode == CLEANUP_ALL) - strbuf_commented_addf(&buf, _(tag_template), comment_line_char); + strbuf_commented_addf(&buf, _(tag_template), tag, comment_line_char); else - strbuf_commented_addf(&buf, _(tag_template_nocleanup), comment_line_char); + strbuf_commented_addf(&buf, _(tag_template_nocleanup), tag, comment_line_char); write_or_die(fd, buf.buf, buf.len); strbuf_release(&buf); } @@ -442,63 +316,27 @@ 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; -} - -static int parse_opt_sort(const struct option *opt, const char *arg, int unset) -{ - int *sort = opt->value; - int flags = 0; - - if (*arg == '-') { - flags |= REVERSE_SORT; - arg++; - } - if (starts_with(arg, "version:")) { - *sort = VERCMP_SORT; - arg += 8; - } else if (starts_with(arg, "v:")) { - *sort = VERCMP_SORT; - arg += 2; - } else - *sort = STRCMP_SORT; - if (strcmp(arg, "refname")) - die(_("unsupported sort specification %s"), arg); - *sort |= flags; - return 0; -} - int cmd_tag(int argc, const char **argv, const char *prefix) { struct strbuf buf = STRBUF_INIT; struct strbuf ref = STRBUF_INIT; unsigned char object[20], prev[20]; const char *object_ref, *tag; - struct ref_lock *lock; struct create_tag_options opt; char *cleanup_arg = NULL; - int annotate = 0, force = 0, lines = -1; - int cmdmode = 0, sort = 0; + int create_reflog = 0; + int annotate = 0, force = 0; + int cmdmode = 0; const char *msgfile = NULL, *keyid = NULL; struct msg_arg msg = { 0, STRBUF_INIT }; - struct commit_list *with_commit = NULL; + struct ref_transaction *transaction; + struct strbuf err = STRBUF_INIT; + struct ref_filter filter; + static struct ref_sorting *sorting = NULL, **sorting_tail = &sorting; + const char *format = NULL; struct option options[] = { OPT_CMDMODE('l', "list", &cmdmode, N_("list tag names"), 'l'), - { OPTION_INTEGER, 'n', NULL, &lines, N_("n"), + { OPTION_INTEGER, 'n', NULL, &filter.lines, N_("n"), N_("print <n> lines of each tag message"), PARSE_OPT_OPTARG, NULL, 1 }, OPT_CMDMODE('d', "delete", &cmdmode, N_("delete tags"), 'd'), @@ -516,35 +354,29 @@ int cmd_tag(int argc, const char **argv, const char *prefix) OPT_STRING('u', "local-user", &keyid, N_("key-id"), N_("use another key to sign the tag")), OPT__FORCE(&force, N_("replace the tag if exists")), - OPT_COLUMN(0, "column", &colopts, N_("show tag list in columns")), - { - OPTION_CALLBACK, 0, "sort", &sort, N_("type"), N_("sort tags"), - PARSE_OPT_NONEG, parse_opt_sort - }, + OPT_BOOL(0, "create-reflog", &create_reflog, N_("create a reflog")), OPT_GROUP(N_("Tag listing options")), + OPT_COLUMN(0, "column", &colopts, N_("show tag list in columns")), + OPT_CONTAINS(&filter.with_commit, N_("print only tags that contain the commit")), + OPT_WITH(&filter.with_commit, N_("print only tags that contain the commit")), + OPT_MERGED(&filter, N_("print only tags that are merged")), + OPT_NO_MERGED(&filter, N_("print only tags that are not merged")), + OPT_CALLBACK(0 , "sort", sorting_tail, N_("key"), + N_("field name to sort on"), &parse_opt_ref_sorting), { - OPTION_CALLBACK, 0, "contains", &with_commit, N_("commit"), - N_("print only tags that contain the commit"), - PARSE_OPT_LASTARG_DEFAULT, - parse_opt_with_commit, (intptr_t)"HEAD", - }, - { - OPTION_CALLBACK, 0, "with", &with_commit, N_("commit"), - N_("print only tags that contain the commit"), - PARSE_OPT_HIDDEN | PARSE_OPT_LASTARG_DEFAULT, - parse_opt_with_commit, (intptr_t)"HEAD", - }, - { - OPTION_CALLBACK, 0, "points-at", NULL, N_("object"), - N_("print only tags of the object"), 0, parse_opt_points_at + OPTION_CALLBACK, 0, "points-at", &filter.points_at, N_("object"), + N_("print only tags of the object"), 0, parse_opt_object_name }, + OPT_STRING( 0 , "format", &format, N_("format"), N_("format to use for the output")), OPT_END() }; - git_config(git_tag_config, NULL); + git_config(git_tag_config, sorting_tail); memset(&opt, 0, sizeof(opt)); + memset(&filter, 0, sizeof(filter)); + filter.lines = -1; argc = parse_options(argc, argv, prefix, options, git_tag_usage, 0); @@ -561,11 +393,13 @@ int cmd_tag(int argc, const char **argv, const char *prefix) usage_with_options(git_tag_usage, options); finalize_colopts(&colopts, -1); - if (cmdmode == 'l' && lines != -1) { + if (cmdmode == 'l' && filter.lines != -1) { if (explicitly_enable_column(colopts)) die(_("--column and -n are incompatible")); colopts = 0; } + if (!sorting) + sorting = ref_default_sorting(); if (cmdmode == 'l') { int ret; if (column_active(colopts)) { @@ -574,19 +408,20 @@ int cmd_tag(int argc, const char **argv, const char *prefix) copts.padding = 2; run_column_filter(colopts, &copts); } - if (lines != -1 && sort) - die(_("--sort and -n are incompatible")); - ret = list_tags(argv, lines == -1 ? 0 : lines, with_commit, sort); + filter.name_patterns = argv; + ret = list_tags(&filter, sorting, format); if (column_active(colopts)) stop_column_filter(); return ret; } - if (lines != -1) + if (filter.lines != -1) die(_("-n option is only allowed with -l.")); - if (with_commit) + if (filter.with_commit) die(_("--contains option is only allowed with -l.")); - if (points_at.nr) + if (filter.points_at.nr) die(_("--points-at option is only allowed with -l.")); + if (filter.merge_commit) + die(_("--merged and --no-merged option are only allowed with -l")); if (cmdmode == 'd') return for_each_tag_name(argv, delete_tag); if (cmdmode == 'v') @@ -641,14 +476,18 @@ int cmd_tag(int argc, const char **argv, const char *prefix) if (annotate) create_tag(object, tag, &buf, &opt, prev, object); - lock = lock_any_ref_for_update(ref.buf, prev, 0, NULL); - if (!lock) - die(_("%s: cannot lock the ref"), ref.buf); - if (write_ref_sha1(lock, object, NULL) < 0) - die(_("%s: cannot update the ref"), ref.buf); + transaction = ref_transaction_begin(&err); + if (!transaction || + ref_transaction_update(transaction, ref.buf, object, prev, + create_reflog ? REF_FORCE_CREATE_REFLOG : 0, + NULL, &err) || + ref_transaction_commit(transaction, &err)) + die("%s", err.buf); + ref_transaction_free(transaction); if (force && !is_null_sha1(prev) && hashcmp(prev, object)) printf(_("Updated tag '%s' (was %s)\n"), tag, find_unique_abbrev(prev, DEFAULT_ABBREV)); + strbuf_release(&err); strbuf_release(&buf); strbuf_release(&ref); return 0; |