diff options
| -rw-r--r-- | .gitignore | 1 | ||||
| -rw-r--r-- | Documentation/git-check-ignore.txt | 89 | ||||
| -rw-r--r-- | Documentation/gitignore.txt | 6 | ||||
| -rw-r--r-- | Documentation/technical/api-directory-listing.txt | 14 | ||||
| -rw-r--r-- | Makefile | 3 | ||||
| -rw-r--r-- | builtin.h | 1 | ||||
| -rw-r--r-- | builtin/add.c | 78 | ||||
| -rw-r--r-- | builtin/check-ignore.c | 173 | ||||
| -rw-r--r-- | builtin/clean.c | 5 | ||||
| -rw-r--r-- | builtin/ls-files.c | 15 | ||||
| -rw-r--r-- | command-list.txt | 1 | ||||
| -rw-r--r-- | contrib/completion/git-completion.bash | 1 | ||||
| -rw-r--r-- | dir.c | 152 | ||||
| -rw-r--r-- | dir.h | 62 | ||||
| -rw-r--r-- | git.c | 1 | ||||
| -rw-r--r-- | pathspec.c | 101 | ||||
| -rw-r--r-- | pathspec.h | 9 | ||||
| -rw-r--r-- | setup.c | 19 | ||||
| -rwxr-xr-x | t/t0008-ignores.sh | 637 | ||||
| -rw-r--r-- | unpack-trees.c | 2 |
20 files changed, 1251 insertions, 119 deletions
@@ -22,6 +22,7 @@ /git-bundle /git-cat-file /git-check-attr +/git-check-ignore /git-check-ref-format /git-checkout /git-checkout-index diff --git a/Documentation/git-check-ignore.txt b/Documentation/git-check-ignore.txt new file mode 100644 index 0000000..854e4d0 --- /dev/null +++ b/Documentation/git-check-ignore.txt @@ -0,0 +1,89 @@ +git-check-ignore(1) +=================== + +NAME +---- +git-check-ignore - Debug gitignore / exclude files + + +SYNOPSIS +-------- +[verse] +'git check-ignore' [options] pathname... +'git check-ignore' [options] --stdin < <list-of-paths> + +DESCRIPTION +----------- + +For each pathname given via the command-line or from a file via +`--stdin`, show the pattern from .gitignore (or other input files to +the exclude mechanism) that decides if the pathname is excluded or +included. Later patterns within a file take precedence over earlier +ones. + +OPTIONS +------- +-q, --quiet:: + Don't output anything, just set exit status. This is only + valid with a single pathname. + +-v, --verbose:: + Also output details about the matching pattern (if any) + for each given pathname. + +--stdin:: + Read file names from stdin instead of from the command-line. + +-z:: + The output format is modified to be machine-parseable (see + below). If `--stdin` is also given, input paths are separated + with a NUL character instead of a linefeed character. + +OUTPUT +------ + +By default, any of the given pathnames which match an ignore pattern +will be output, one per line. If no pattern matches a given path, +nothing will be output for that path; this means that path will not be +ignored. + +If `--verbose` is specified, the output is a series of lines of the form: + +<source> <COLON> <linenum> <COLON> <pattern> <HT> <pathname> + +<pathname> is the path of a file being queried, <pattern> is the +matching pattern, <source> is the pattern's source file, and <linenum> +is the line number of the pattern within that source. If the pattern +contained a `!` prefix or `/` suffix, it will be preserved in the +output. <source> will be an absolute path when referring to the file +configured by `core.excludesfile`, or relative to the repository root +when referring to `.git/info/exclude` or a per-directory exclude file. + +If `-z` is specified, the pathnames in the output are delimited by the +null character; if `--verbose` is also specified then null characters +are also used instead of colons and hard tabs: + +<source> <NULL> <linenum> <NULL> <pattern> <NULL> <pathname> <NULL> + + +EXIT STATUS +----------- + +0:: + One or more of the provided paths is ignored. + +1:: + None of the provided paths are ignored. + +128:: + A fatal error was encountered. + +SEE ALSO +-------- +linkgit:gitignore[5] +linkgit:gitconfig[5] +linkgit:git-ls-files[5] + +GIT +--- +Part of the linkgit:git[1] suite diff --git a/Documentation/gitignore.txt b/Documentation/gitignore.txt index 91a6438..0da205f 100644 --- a/Documentation/gitignore.txt +++ b/Documentation/gitignore.txt @@ -184,8 +184,10 @@ The second .gitignore prevents git from ignoring SEE ALSO -------- -linkgit:git-rm[1], linkgit:git-update-index[1], -linkgit:gitrepository-layout[5] +linkgit:git-rm[1], +linkgit:git-update-index[1], +linkgit:gitrepository-layout[5], +linkgit:git-check-ignore[1] GIT --- diff --git a/Documentation/technical/api-directory-listing.txt b/Documentation/technical/api-directory-listing.txt index 944fc39..9d3e352 100644 --- a/Documentation/technical/api-directory-listing.txt +++ b/Documentation/technical/api-directory-listing.txt @@ -67,11 +67,13 @@ marked. If you to exclude files, make sure you have loaded index first. * Prepare `struct dir_struct dir` and clear it with `memset(&dir, 0, sizeof(dir))`. -* Call `add_exclude()` to add single exclude pattern, - `add_excludes_from_file()` to add patterns from a file - (e.g. `.git/info/exclude`), and/or set `dir.exclude_per_dir`. A - short-hand function `setup_standard_excludes()` can be used to set up - the standard set of exclude settings. +* To add single exclude pattern, call `add_exclude_list()` and then + `add_exclude()`. + +* To add patterns from a file (e.g. `.git/info/exclude`), call + `add_excludes_from_file()` , and/or set `dir.exclude_per_dir`. A + short-hand function `setup_standard_excludes()` can be used to set + up the standard set of exclude settings. * Set options described in the Data Structure section above. @@ -79,4 +81,6 @@ marked. If you to exclude files, make sure you have loaded index first. * Use `dir.entries[]`. +* Call `clear_directory()` when none of the contained elements are no longer in use. + (JC) @@ -666,6 +666,7 @@ LIB_H += pack-revindex.h LIB_H += pack.h LIB_H += parse-options.h LIB_H += patch-ids.h +LIB_H += pathspec.h LIB_H += pkt-line.h LIB_H += progress.h LIB_H += prompt.h @@ -789,6 +790,7 @@ LIB_OBJS += parse-options-cb.o LIB_OBJS += patch-delta.o LIB_OBJS += patch-ids.o LIB_OBJS += path.o +LIB_OBJS += pathspec.o LIB_OBJS += pkt-line.o LIB_OBJS += preload-index.o LIB_OBJS += pretty.o @@ -854,6 +856,7 @@ BUILTIN_OBJS += builtin/branch.o BUILTIN_OBJS += builtin/bundle.o BUILTIN_OBJS += builtin/cat-file.o BUILTIN_OBJS += builtin/check-attr.o +BUILTIN_OBJS += builtin/check-ignore.o BUILTIN_OBJS += builtin/check-ref-format.o BUILTIN_OBJS += builtin/checkout-index.o BUILTIN_OBJS += builtin/checkout.o @@ -52,6 +52,7 @@ extern int cmd_cat_file(int argc, const char **argv, const char *prefix); extern int cmd_checkout(int argc, const char **argv, const char *prefix); extern int cmd_checkout_index(int argc, const char **argv, const char *prefix); extern int cmd_check_attr(int argc, const char **argv, const char *prefix); +extern int cmd_check_ignore(int argc, const char **argv, const char *prefix); extern int cmd_check_ref_format(int argc, const char **argv, const char *prefix); extern int cmd_cherry(int argc, const char **argv, const char *prefix); extern int cmd_cherry_pick(int argc, const char **argv, const char *prefix); diff --git a/builtin/add.c b/builtin/add.c index 075312a..7cb6cca 100644 --- a/builtin/add.c +++ b/builtin/add.c @@ -6,6 +6,7 @@ #include "cache.h" #include "builtin.h" #include "dir.h" +#include "pathspec.h" #include "exec_cmd.h" #include "cache-tree.h" #include "run-command.h" @@ -97,39 +98,6 @@ int add_files_to_cache(const char *prefix, const char **pathspec, int flags) return !!data.add_errors; } -static void fill_pathspec_matches(const char **pathspec, char *seen, int specs) -{ - int num_unmatched = 0, i; - - /* - * Since we are walking the index as if we were walking the directory, - * we have to mark the matched pathspec as seen; otherwise we will - * mistakenly think that the user gave a pathspec that did not match - * anything. - */ - for (i = 0; i < specs; i++) - if (!seen[i]) - num_unmatched++; - if (!num_unmatched) - return; - for (i = 0; i < active_nr; i++) { - struct cache_entry *ce = active_cache[i]; - match_pathspec(pathspec, ce->name, ce_namelen(ce), 0, seen); - } -} - -static char *find_used_pathspec(const char **pathspec) -{ - char *seen; - int i; - - for (i = 0; pathspec[i]; i++) - ; /* just counting */ - seen = xcalloc(i, 1); - fill_pathspec_matches(pathspec, seen, i); - return seen; -} - static char *prune_directory(struct dir_struct *dir, const char **pathspec, int prefix) { char *seen; @@ -149,10 +117,14 @@ static char *prune_directory(struct dir_struct *dir, const char **pathspec, int *dst++ = entry; } dir->nr = dst - dir->entries; - fill_pathspec_matches(pathspec, seen, specs); + add_pathspec_matches_against_index(pathspec, seen, specs); return seen; } +/* + * Checks the index to see whether any path in pathspec refers to + * something inside a submodule. If so, dies with an error message. + */ static void treat_gitlinks(const char **pathspec) { int i; @@ -160,24 +132,8 @@ static void treat_gitlinks(const char **pathspec) if (!pathspec || !*pathspec) return; - for (i = 0; i < active_nr; i++) { - struct cache_entry *ce = active_cache[i]; - if (S_ISGITLINK(ce->ce_mode)) { - int len = ce_namelen(ce), j; - for (j = 0; pathspec[j]; j++) { - int len2 = strlen(pathspec[j]); - if (len2 <= len || pathspec[j][len] != '/' || - memcmp(ce->name, pathspec[j], len)) - continue; - if (len2 == len + 1) - /* strip trailing slash */ - pathspec[j] = xstrndup(ce->name, len); - else - die (_("Path '%s' is in submodule '%.*s'"), - pathspec[j], len, ce->name); - } - } - } + for (i = 0; pathspec[i]; i++) + pathspec[i] = check_path_for_gitlink(pathspec[i]); } static void refresh(int verbose, const char **pathspec) @@ -197,17 +153,19 @@ static void refresh(int verbose, const char **pathspec) free(seen); } -static const char **validate_pathspec(int argc, const char **argv, const char *prefix) +/* + * Normalizes argv relative to prefix, via get_pathspec(), and then + * runs die_if_path_beyond_symlink() on each path in the normalized + * list. + */ +static const char **validate_pathspec(const char **argv, const char *prefix) { const char **pathspec = get_pathspec(prefix, argv); if (pathspec) { const char **p; for (p = pathspec; *p; p++) { - if (has_symlink_leading_path(*p, strlen(*p))) { - int len = prefix ? strlen(prefix) : 0; - die(_("'%s' is beyond a symbolic link"), *p + len); - } + die_if_path_beyond_symlink(*p, prefix); } } @@ -248,7 +206,7 @@ int interactive_add(int argc, const char **argv, const char *prefix, int patch) const char **pathspec = NULL; if (argc) { - pathspec = validate_pathspec(argc, argv, prefix); + pathspec = validate_pathspec(argv, prefix); if (!pathspec) return -1; } @@ -415,7 +373,7 @@ int cmd_add(int argc, const char **argv, const char *prefix) fprintf(stderr, _("Maybe you wanted to say 'git add .'?\n")); return 0; } - pathspec = validate_pathspec(argc, argv, prefix); + pathspec = validate_pathspec(argv, prefix); if (read_cache() < 0) die(_("index file corrupt")); @@ -448,7 +406,7 @@ int cmd_add(int argc, const char **argv, const char *prefix) path_exclude_check_init(&check, &dir); if (!seen) - seen = find_used_pathspec(pathspec); + seen = find_pathspecs_matching_against_index(pathspec); for (i = 0; pathspec[i]; i++) { if (!seen[i] && pathspec[i][0] && !file_exists(pathspec[i])) { diff --git a/builtin/check-ignore.c b/builtin/check-ignore.c new file mode 100644 index 0000000..709535c --- /dev/null +++ b/builtin/check-ignore.c @@ -0,0 +1,173 @@ +#include "builtin.h" +#include "cache.h" +#include "dir.h" +#include "quote.h" +#include "pathspec.h" +#include "parse-options.h" + +static int quiet, verbose, stdin_paths; +static const char * const check_ignore_usage[] = { +"git check-ignore [options] pathname...", +"git check-ignore [options] --stdin < <list-of-paths>", +NULL +}; + +static int null_term_line; + +static const struct option check_ignore_options[] = { + OPT__QUIET(&quiet, N_("suppress progress reporting")), + OPT__VERBOSE(&verbose, N_("be verbose")), + OPT_GROUP(""), + OPT_BOOLEAN(0, "stdin", &stdin_paths, + N_("read file names from stdin")), + OPT_BOOLEAN('z', NULL, &null_term_line, + N_("input paths are terminated by a null character")), + OPT_END() +}; + +static void output_exclude(const char *path, struct exclude *exclude) +{ + char *bang = exclude->flags & EXC_FLAG_NEGATIVE ? "!" : ""; + char *slash = exclude->flags & EXC_FLAG_MUSTBEDIR ? "/" : ""; + if (!null_term_line) { + if (!verbose) { + write_name_quoted(path, stdout, '\n'); + } else { + quote_c_style(exclude->el->src, NULL, stdout, 0); + printf(":%d:%s%s%s\t", + exclude->srcpos, + bang, exclude->pattern, slash); + quote_c_style(path, NULL, stdout, 0); + fputc('\n', stdout); + } + } else { + if (!verbose) { + printf("%s%c", path, '\0'); + } else { + printf("%s%c%d%c%s%s%s%c%s%c", + exclude->el->src, '\0', + exclude->srcpos, '\0', + bang, exclude->pattern, slash, '\0', + path, '\0'); + } + } +} + +static int check_ignore(const char *prefix, const char **pathspec) +{ + struct dir_struct dir; + const char *path, *full_path; + char *seen; + int num_ignored = 0, dtype = DT_UNKNOWN, i; + struct path_exclude_check check; + struct exclude *exclude; + + /* read_cache() is only necessary so we can watch out for submodules. */ + if (read_cache() < 0) + die(_("index file corrupt")); + + memset(&dir, 0, sizeof(dir)); + dir.flags |= DIR_COLLECT_IGNORED; + setup_standard_excludes(&dir); + + if (!pathspec || !*pathspec) { + if (!quiet) + fprintf(stderr, "no pathspec given.\n"); + return 0; + } + + path_exclude_check_init(&check, &dir); + /* + * look for pathspecs matching entries in the index, since these + * should not be ignored, in order to be consistent with + * 'git status', 'git add' etc. + */ + seen = find_pathspecs_matching_against_index(pathspec); + for (i = 0; pathspec[i]; i++) { + path = pathspec[i]; + full_path = prefix_path(prefix, prefix + ? strlen(prefix) : 0, path); + full_path = check_path_for_gitlink(full_path); + die_if_path_beyond_symlink(full_path, prefix); + if (!seen[i] && path[0]) { + exclude = last_exclude_matching_path(&check, full_path, + -1, &dtype); + if (exclude) { + if (!quiet) + output_exclude(path, exclude); + num_ignored++; + } + } + } + free(seen); + clear_directory(&dir); + path_exclude_check_clear(&check); + + return num_ignored; +} + +static int check_ignore_stdin_paths(const char *prefix) +{ + struct strbuf buf, nbuf; + char **pathspec = NULL; + size_t nr = 0, alloc = 0; + int line_termination = null_term_line ? 0 : '\n'; + int num_ignored; + + strbuf_init(&buf, 0); + strbuf_init(&nbuf, 0); + while (strbuf_getline(&buf, stdin, line_termination) != EOF) { + if (line_termination && buf.buf[0] == '"') { + strbuf_reset(&nbuf); + if (unquote_c_style(&nbuf, buf.buf, NULL)) + die("line is badly quoted"); + strbuf_swap(&buf, &nbuf); + } + ALLOC_GROW(pathspec, nr + 1, alloc); + pathspec[nr] = xcalloc(strlen(buf.buf) + 1, sizeof(*buf.buf)); + strcpy(pathspec[nr++], buf.buf); + } + ALLOC_GROW(pathspec, nr + 1, alloc); + pathspec[nr] = NULL; + num_ignored = check_ignore(prefix, (const char **)pathspec); + maybe_flush_or_die(stdout, "attribute to stdout"); + strbuf_release(&buf); + strbuf_release(&nbuf); + free(pathspec); + return num_ignored; +} + +int cmd_check_ignore(int argc, const char **argv, const char *prefix) +{ + int num_ignored; + + git_config(git_default_config, NULL); + + argc = parse_options(argc, argv, prefix, check_ignore_options, + check_ignore_usage, 0); + + if (stdin_paths) { + if (argc > 0) + die(_("cannot specify pathnames with --stdin")); + } else { + if (null_term_line) + die(_("-z only makes sense with --stdin")); + if (argc == 0) + die(_("no path specified")); + } + if (quiet) { + if (argc > 1) + die(_("--quiet is only valid with a single pathname")); + if (verbose) + die(_("cannot have both --quiet and --verbose")); + } + + if (stdin_paths) { + num_ignored = check_ignore_stdin_paths(prefix); + } else { + num_ignored = check_ignore(prefix, argv); + maybe_flush_or_die(stdout, "ignore to stdout"); + } + + return !num_ignored; +} diff --git a/builtin/clean.c b/builtin/clean.c index f4b760b..04e396b 100644 --- a/builtin/clean.c +++ b/builtin/clean.c @@ -153,6 +153,7 @@ int cmd_clean(int argc, const char **argv, const char *prefix) static const char **pathspec; struct strbuf buf = STRBUF_INIT; struct string_list exclude_list = STRING_LIST_INIT_NODUP; + struct exclude_list *el; const char *qname; char *seen = NULL; struct option options[] = { @@ -205,9 +206,9 @@ int cmd_clean(int argc, const char **argv, const char *prefix) if (!ignored) setup_standard_excludes(&dir); + el = add_exclude_list(&dir, EXC_CMDL, "--exclude option"); for (i = 0; i < exclude_list.nr; i++) - add_exclude(exclude_list.items[i].string, "", 0, - &dir.exclude_list[EXC_CMDL]); + add_exclude(exclude_list.items[i].string, "", 0, el, -(i+1)); pathspec = get_pathspec(prefix, argv); diff --git a/builtin/ls-files.c b/builtin/ls-files.c index 373c573..175e6e3 100644 --- a/builtin/ls-files.c +++ b/builtin/ls-files.c @@ -35,6 +35,7 @@ static int error_unmatch; static char *ps_matched; static const char *with_tree; static int exc_given; +static int exclude_args; static const char *tag_cached = ""; static const char *tag_unmerged = ""; @@ -420,10 +421,10 @@ static int option_parse_z(const struct option *opt, static int option_parse_exclude(const struct option *opt, const char *arg, int unset) { - struct exclude_list *list = opt->value; + struct string_list *exclude_list = opt->value; exc_given = 1; - add_exclude(arg, "", 0, list); + string_list_append(exclude_list, arg); return 0; } @@ -452,9 +453,11 @@ static int option_parse_exclude_standard(const struct option *opt, int cmd_ls_files(int argc, const char **argv, const char *cmd_prefix) { - int require_work_tree = 0, show_tag = 0; + int require_work_tree = 0, show_tag = 0, i; const char *max_prefix; struct dir_struct dir; + struct exclude_list *el; + struct string_list exclude_list = STRING_LIST_INIT_NODUP; struct option builtin_ls_files_options[] = { { OPTION_CALLBACK, 'z', NULL, NULL, NULL, N_("paths are separated with NUL character"), @@ -488,7 +491,7 @@ int cmd_ls_files(int argc, const char **argv, const char *cmd_prefix) N_("show unmerged files in the output")), OPT_BOOLEAN(0, "resolve-undo", &show_resolve_undo, N_("show resolve-undo information")), - { OPTION_CALLBACK, 'x', "exclude", &dir.exclude_list[EXC_CMDL], N_("pattern"), + { OPTION_CALLBACK, 'x', "exclude", &exclude_list, N_("pattern"), N_("skip files matching pattern"), 0, option_parse_exclude }, { OPTION_CALLBACK, 'X', "exclude-from", &dir, N_("file"), @@ -525,6 +528,10 @@ int cmd_ls_files(int argc, const char **argv, const char *cmd_prefix) argc = parse_options(argc, argv, prefix, builtin_ls_files_options, ls_files_usage, 0); + el = add_exclude_list(&dir, EXC_CMDL, "--exclude option"); + for (i = 0; i < exclude_list.nr; i++) { + add_exclude(exclude_list.items[i].string, "", 0, el, --exclude_args); + } if (show_tag || show_valid_bit) { tag_cached = "H "; tag_unmerged = "M "; diff --git a/command-list.txt b/command-list.txt index 7e8cfec..bf83303 100644 --- a/command-list.txt +++ b/command-list.txt @@ -12,6 +12,7 @@ git-branch mainporcelain common git-bundle mainporcelain git-cat-file plumbinginterrogators git-check-attr purehelpers +git-check-ignore purehelpers git-checkout mainporcelain common git-checkout-index plumbingmanipulators git-check-ref-format purehelpers diff --git a/contrib/completion/git-completion.bash b/contrib/completion/git-completion.bash index 14dd5e7..7147d64 100644 --- a/contrib/completion/git-completion.bash +++ b/contrib/completion/git-completion.bash @@ -563,6 +563,7 @@ __git_list_porcelain_commands () archimport) : import;; cat-file) : plumbing;; check-attr) : plumbing;; + check-ignore) : plumbing;; check-ref-format) : plumbing;; checkout-index) : plumbing;; commit-tree) : plumbing;; @@ -194,12 +194,19 @@ static int match_one(const char *match, const char *name, int namelen) } /* - * Given a name and a list of pathspecs, see if the name matches - * any of the pathspecs. The caller is also interested in seeing - * all pathspec matches some names it calls this function with - * (otherwise the user could have mistyped the unmatched pathspec), - * and a mark is left in seen[] array for pathspec element that - * actually matched anything. + * Given a name and a list of pathspecs, returns the nature of the + * closest (i.e. most specific) match of the name to any of the + * pathspecs. + * + * The caller typically calls this multiple times with the same + * pathspec and seen[] array but with different name/namelen + * (e.g. entries from the index) and is interested in seeing if and + * how each pathspec matches all the names it calls this function + * with. A mark is left in the seen[] array for each pathspec element + * indicating the closest type of match that element achieved, so if + * seen[n] remains zero after multiple invocations, that means the nth + * pathspec did not match any names, which could indicate that the + * user mistyped the nth pathspec. */ int match_pathspec(const char **pathspec, const char *name, int namelen, int prefix, char *seen) @@ -269,12 +276,19 @@ static int match_pathspec_item(const struct pathspec_item *item, int prefix, } /* - * Given a name and a list of pathspecs, see if the name matches - * any of the pathspecs. The caller is also interested in seeing - * all pathspec matches some names it calls this function with - * (otherwise the user could have mistyped the unmatched pathspec), - * and a mark is left in seen[] array for pathspec element that - * actually matched anything. + * Given a name and a list of pathspecs, returns the nature of the + * closest (i.e. most specific) match of the name to any of the + * pathspecs. + * + * The caller typically calls this multiple times with the same + * pathspec and seen[] array but with different name/namelen + * (e.g. entries from the index) and is interested in seeing if and + * how each pathspec matches all the names it calls this function + * with. A mark is left in the seen[] array for each pathspec element + * indicating the closest type of match that element achieved, so if + * seen[n] remains zero after multiple invocations, that means the nth + * pathspec did not match any names, which could indicate that the + * user mistyped the nth pathspec. */ int match_pathspec_depth(const struct pathspec *ps, const char *name, int namelen, @@ -379,7 +393,7 @@ void parse_exclude_pattern(const char **pattern, } void add_exclude(const char *string, const char *base, - int baselen, struct exclude_list *el) + int baselen, struct exclude_list *el, int srcpos) { struct exclude *x; int patternlen; @@ -403,8 +417,10 @@ void add_exclude(const char *string, const char *base, x->base = base; x->baselen = baselen; x->flags = flags; + x->srcpos = srcpos; ALLOC_GROW(el->excludes, el->nr + 1, el->alloc); el->excludes[el->nr++] = x; + x->el = el; } static void *read_skip_worktree_file_from_index(const char *path, size_t *size) @@ -441,20 +457,21 @@ void clear_exclude_list(struct exclude_list *el) for (i = 0; i < el->nr; i++) free(el->excludes[i]); free(el->excludes); + free(el->filebuf); el->nr = 0; el->excludes = NULL; + el->filebuf = NULL; } int add_excludes_from_file_to_list(const char *fname, const char *base, int baselen, - char **buf_p, struct exclude_list *el, int check_index) { struct stat st; - int fd, i; + int fd, i, lineno = 1; size_t size = 0; char *buf, *entry; @@ -492,25 +509,43 @@ int add_excludes_from_file_to_list(const char *fname, close(fd); } - if (buf_p) - *buf_p = buf; + el->filebuf = buf; entry = buf; for (i = 0; i < size; i++) { if (buf[i] == '\n') { if (entry != buf + i && entry[0] != '#') { buf[i - (i && buf[i-1] == '\r')] = 0; - add_exclude(entry, base, baselen, el); + add_exclude(entry, base, baselen, el, lineno); } + lineno++; entry = buf + i + 1; } } return 0; } +struct exclude_list *add_exclude_list(struct dir_struct *dir, + int group_type, const char *src) +{ + struct exclude_list *el; + struct exclude_list_group *group; + + group = &dir->exclude_list_group[group_type]; + ALLOC_GROW(group->el, group->nr + 1, group->alloc); + el = &group->el[group->nr++]; + memset(el, 0, sizeof(*el)); + el->src = src; + return el; +} + +/* + * Used to set up core.excludesfile and .git/info/exclude lists. + */ void add_excludes_from_file(struct dir_struct *dir, const char *fname) { - if (add_excludes_from_file_to_list(fname, "", 0, NULL, - &dir->exclude_list[EXC_FILE], 0) < 0) + struct exclude_list *el; + el = add_exclude_list(dir, EXC_FILE, fname); + if (add_excludes_from_file_to_list(fname, "", 0, el, 0) < 0) die("cannot use %s as an exclude file", fname); } @@ -520,6 +555,7 @@ void add_excludes_from_file(struct dir_struct *dir, const char *fname) */ static void prep_exclude(struct dir_struct *dir, const char *base, int baselen) { + struct exclude_list_group *group; struct exclude_list *el; struct exclude_stack *stk = NULL; int current; @@ -528,17 +564,21 @@ static void prep_exclude(struct dir_struct *dir, const char *base, int baselen) (baselen + strlen(dir->exclude_per_dir) >= PATH_MAX)) return; /* too long a path -- ignore */ - /* Pop the directories that are not the prefix of the path being checked. */ - el = &dir->exclude_list[EXC_DIRS]; + group = &dir->exclude_list_group[EXC_DIRS]; + + /* Pop the exclude lists from the EXCL_DIRS exclude_list_group + * which originate from directories not in the prefix of the + * path being checked. */ while ((stk = dir->exclude_stack) != NULL) { if (stk->baselen <= baselen && !strncmp(dir->basebuf, base, stk->baselen)) break; + el = &group->el[dir->exclude_stack->exclude_ix]; dir->exclude_stack = stk->prev; - while (stk->exclude_ix < el->nr) - free(el->excludes[--el->nr]); - free(stk->filebuf); + free((char *)el->src); /* see strdup() below */ + clear_exclude_list(el); free(stk); + group->nr--; } /* Read from the parent directories and push them down. */ @@ -559,13 +599,22 @@ static void prep_exclude(struct dir_struct *dir, const char *base, int baselen) } stk->prev = dir->exclude_stack; stk->baselen = cp - base; - stk->exclude_ix = el->nr; memcpy(dir->basebuf + current, base + current, stk->baselen - current); strcpy(dir->basebuf + stk->baselen, dir->exclude_per_dir); + /* + * dir->basebuf gets reused by the traversal, but we + * need fname to remain unchanged to ensure the src + * member of each struct exclude correctly + * back-references its source file. Other invocations + * of add_exclude_list provide stable strings, so we + * strdup() and free() here in the caller. + */ + el = add_exclude_list(dir, EXC_DIRS, strdup(dir->basebuf)); + stk->exclude_ix = group->nr - 1; add_excludes_from_file_to_list(dir->basebuf, dir->basebuf, stk->baselen, - &stk->filebuf, el, 1); + el, 1); dir->exclude_stack = stk; current = stk->baselen; } @@ -712,18 +761,23 @@ static struct exclude *last_exclude_matching(struct dir_struct *dir, int *dtype_p) { int pathlen = strlen(pathname); - int st; + int i, j; + struct exclude_list_group *group; struct exclude *exclude; const char *basename = strrchr(pathname, '/'); basename = (basename) ? basename+1 : pathname; prep_exclude(dir, pathname, basename-pathname); - for (st = EXC_CMDL; st <= EXC_FILE; st++) { - exclude = last_exclude_matching_from_list( - pathname, pathlen, basename, dtype_p, - &dir->exclude_list[st]); - if (exclude) - return exclude; + + for (i = EXC_CMDL; i <= EXC_FILE; i++) { + group = &dir->exclude_list_group[i]; + for (j = group->nr - 1; j >= 0; j--) { + exclude = last_exclude_matching_from_list( + pathname, pathlen, basename, dtype_p, + &group->el[j]); + if (exclude) + return exclude; + } } return NULL; } @@ -1627,3 +1681,33 @@ int limit_pathspec_to_literal(void) flag = git_env_bool(GIT_LITERAL_PATHSPECS_ENVIRONMENT, 0); return flag; } + +/* + * Frees memory within dir which was allocated for exclude lists and + * the exclude_stack. Does not free dir itself. + */ +void clear_directory(struct dir_struct *dir) +{ + int i, j; + struct exclude_list_group *group; + struct exclude_list *el; + struct exclude_stack *stk; + + for (i = EXC_CMDL; i <= EXC_FILE; i++) { + group = &dir->exclude_list_group[i]; + for (j = 0; j < group->nr; j++) { + el = &group->el[j]; + if (i == EXC_DIRS) + free((char *)el->src); + clear_exclude_list(el); + } + free(group->el); + } + + stk = dir->exclude_stack; + while (stk) { + struct exclude_stack *prev = stk->prev; + free(stk); + stk = prev; + } +} @@ -16,21 +16,41 @@ struct dir_entry { #define EXC_FLAG_NEGATIVE 16 /* - * Each .gitignore file will be parsed into patterns which are then - * appended to the relevant exclude_list (either EXC_DIRS or - * EXC_FILE). exclude_lists are also used to represent the list of - * --exclude values passed via CLI args (EXC_CMDL). + * Each excludes file will be parsed into a fresh exclude_list which + * is appended to the relevant exclude_list_group (either EXC_DIRS or + * EXC_FILE). An exclude_list within the EXC_CMDL exclude_list_group + * can also be used to represent the list of --exclude values passed + * via CLI args. */ struct exclude_list { int nr; int alloc; + + /* remember pointer to exclude file contents so we can free() */ + char *filebuf; + + /* origin of list, e.g. path to filename, or descriptive string */ + const char *src; + struct exclude { + /* + * This allows callers of last_exclude_matching() etc. + * to determine the origin of the matching pattern. + */ + struct exclude_list *el; + const char *pattern; int patternlen; int nowildcardlen; const char *base; int baselen; int flags; + + /* + * Counting starts from 1 for line numbers in ignore files, + * and from -1 decrementing for patterns from CLI args. + */ + int srcpos; } **excludes; }; @@ -42,9 +62,13 @@ struct exclude_list { */ struct exclude_stack { struct exclude_stack *prev; /* the struct exclude_stack for the parent directory */ - char *filebuf; /* remember pointer to per-directory exclude file contents so we can free() */ int baselen; - int exclude_ix; + int exclude_ix; /* index of exclude_list within EXC_DIRS exclude_list_group */ +}; + +struct exclude_list_group { + int nr, alloc; + struct exclude_list *el; }; struct dir_struct { @@ -62,16 +86,23 @@ struct dir_struct { /* Exclude info */ const char *exclude_per_dir; - struct exclude_list exclude_list[3]; + /* - * We maintain three exclude pattern lists: + * We maintain three groups of exclude pattern lists: + * * EXC_CMDL lists patterns explicitly given on the command line. * EXC_DIRS lists patterns obtained from per-directory ignore files. - * EXC_FILE lists patterns from fallback ignore files. + * EXC_FILE lists patterns from fallback ignore files, e.g. + * - .git/info/exclude + * - core.excludesfile + * + * Each group contains multiple exclude lists, a single list + * per source. */ #define EXC_CMDL 0 #define EXC_DIRS 1 #define EXC_FILE 2 + struct exclude_list_group exclude_list_group[3]; /* * Temporary variables which are used during loading of the @@ -85,6 +116,12 @@ struct dir_struct { char basebuf[PATH_MAX]; }; +/* + * The ordering of these constants is significant, with + * higher-numbered match types signifying "closer" (i.e. more + * specific) matches which will override lower-numbered match types + * when populating the seen[] array. + */ #define MATCHED_RECURSIVELY 1 #define MATCHED_FNMATCH 2 #define MATCHED_EXACTLY 3 @@ -129,13 +166,16 @@ extern struct exclude *last_exclude_matching_path(struct path_exclude_check *, c extern int is_path_excluded(struct path_exclude_check *, const char *, int namelen, int *dtype); +extern struct exclude_list *add_exclude_list(struct dir_struct *dir, + int group_type, const char *src); extern int add_excludes_from_file_to_list(const char *fname, const char *base, int baselen, - char **buf_p, struct exclude_list *el, int check_index); + struct exclude_list *el, int check_index); extern void add_excludes_from_file(struct dir_struct *, const char *fname); extern void parse_exclude_pattern(const char **string, int *patternlen, int *flags, int *nowildcardlen); extern void add_exclude(const char *string, const char *base, - int baselen, struct exclude_list *el); + int baselen, struct exclude_list *el, int srcpos); extern void clear_exclude_list(struct exclude_list *el); +extern void clear_directory(struct dir_struct *dir); extern int file_exists(const char *); extern int is_inside_dir(const char *dir); @@ -313,6 +313,7 @@ static void handle_internal_command(int argc, const char **argv) { "bundle", cmd_bundle, RUN_SETUP_GENTLY }, { "cat-file", cmd_cat_file, RUN_SETUP }, { "check-attr", cmd_check_attr, RUN_SETUP }, + { "check-ignore", cmd_check_ignore, RUN_SETUP | NEED_WORK_TREE }, { "check-ref-format", cmd_check_ref_format }, { "checkout", cmd_checkout, RUN_SETUP | NEED_WORK_TREE }, { "checkout-index", cmd_checkout_index, diff --git a/pathspec.c b/pathspec.c new file mode 100644 index 0000000..284f397 --- /dev/null +++ b/pathspec.c @@ -0,0 +1,101 @@ +#include "cache.h" +#include "dir.h" +#include "pathspec.h" + +/* + * Finds which of the given pathspecs match items in the index. + * + * For each pathspec, sets the corresponding entry in the seen[] array + * (which should be specs items long, i.e. the same size as pathspec) + * to the nature of the "closest" (i.e. most specific) match found for + * that pathspec in the index, if it was a closer type of match than + * the existing entry. As an optimization, matching is skipped + * altogether if seen[] already only contains non-zero entries. + * + * If seen[] has not already been written to, it may make sense + * to use find_pathspecs_matching_against_index() instead. + */ +void add_pathspec_matches_against_index(const char **pathspec, + char *seen, int specs) +{ + int num_unmatched = 0, i; + + /* + * Since we are walking the index as if we were walking the directory, + * we have to mark the matched pathspec as seen; otherwise we will + * mistakenly think that the user gave a pathspec that did not match + * anything. + */ + for (i = 0; i < specs; i++) + if (!seen[i]) + num_unmatched++; + if (!num_unmatched) + return; + for (i = 0; i < active_nr; i++) { + struct cache_entry *ce = active_cache[i]; + match_pathspec(pathspec, ce->name, ce_namelen(ce), 0, seen); + } +} + +/* + * Finds which of the given pathspecs match items in the index. + * + * This is a one-shot wrapper around add_pathspec_matches_against_index() + * which allocates, populates, and returns a seen[] array indicating the + * nature of the "closest" (i.e. most specific) matches which each of the + * given pathspecs achieves against all items in the index. + */ +char *find_pathspecs_matching_against_index(const char **pathspec) +{ + char *seen; + int i; + + for (i = 0; pathspec[i]; i++) + ; /* just counting */ + seen = xcalloc(i, 1); + add_pathspec_matches_against_index(pathspec, seen, i); + return seen; +} + +/* + * Check the index to see whether path refers to a submodule, or + * something inside a submodule. If the former, returns the path with + * any trailing slash stripped. If the latter, dies with an error + * message. + */ +const char *check_path_for_gitlink(const char *path) +{ + int i, path_len = strlen(path); + for (i = 0; i < active_nr; i++) { + struct cache_entry *ce = active_cache[i]; + if (S_ISGITLINK(ce->ce_mode)) { + int ce_len = ce_namelen(ce); + if (path_len <= ce_len || path[ce_len] != '/' || + memcmp(ce->name, path, ce_len)) + /* path does not refer to this + * submodule or anything inside it */ + continue; + if (path_len == ce_len + 1) { + /* path refers to submodule; + * strip trailing slash */ + return xstrndup(ce->name, ce_len); + } else { + die (_("Path '%s' is in submodule '%.*s'"), + path, ce_len, ce->name); + } + } + } + return path; +} + +/* + * Dies if the given path refers to a file inside a symlinked + * directory in the index. + */ +void die_if_path_beyond_symlink(const char *path, const char *prefix) +{ + if (has_symlink_leading_path(path, strlen(path))) { + int len = prefix ? strlen(prefix) : 0; + die(_("'%s' is beyond a symbolic link"), path + len); + } +} diff --git a/pathspec.h b/pathspec.h new file mode 100644 index 0000000..db0184a --- /dev/null +++ b/pathspec.h @@ -0,0 +1,9 @@ +#ifndef PATHSPEC_H +#define PATHSPEC_H + +extern char *find_pathspecs_matching_against_index(const char **pathspec); +extern void add_pathspec_matches_against_index(const char **pathspec, char *seen, int specs); +extern const char *check_path_for_gitlink(const char *path); +extern void die_if_path_beyond_symlink(const char *path, const char *prefix); + +#endif /* PATHSPEC_H */ @@ -246,6 +246,25 @@ static const char *prefix_pathspec(const char *prefix, int prefixlen, const char return prefix_path(prefix, prefixlen, copyfrom); } +/* + * N.B. get_pathspec() is deprecated in favor of the "struct pathspec" + * based interface - see pathspec_magic above. + * + * Arguments: + * - prefix - a path relative to the root of the working tree + * - pathspec - a list of paths underneath the prefix path + * + * Iterates over pathspec, prepending each path with prefix, + * and return the resulting list. + * + * If pathspec is empty, return a singleton list containing prefix. + * + * If pathspec and prefix are both empty, return an empty list. + * + * This is typically used by built-in commands such as add.c, in order + * to normalize argv arguments provided to the built-in into a list of + * paths to process, all relative to the root of the working tree. + */ const char **get_pathspec(const char *prefix, const char **pathspec) { const char *entry = *pathspec; diff --git a/t/t0008-ignores.sh b/t/t0008-ignores.sh new file mode 100755 index 0000000..d7df719 --- /dev/null +++ b/t/t0008-ignores.sh @@ -0,0 +1,637 @@ +#!/bin/sh + +test_description=check-ignore + +. ./test-lib.sh + +init_vars () { + global_excludes="$(pwd)/global-excludes" +} + +enable_global_excludes () { + init_vars && + git config core.excludesfile "$global_excludes" +} + +expect_in () { + dest="$HOME/expected-$1" text="$2" + if test -z "$text" + then + >"$dest" # avoid newline + else + echo "$text" >"$dest" + fi +} + +expect () { + expect_in stdout "$1" +} + +expect_from_stdin () { + cat >"$HOME/expected-stdout" +} + +test_stderr () { + expected="$1" + expect_in stderr "$1" && + test_cmp "$HOME/expected-stderr" "$HOME/stderr" +} + +stderr_contains () { + regexp="$1" + if grep "$regexp" "$HOME/stderr" + then + return 0 + else + echo "didn't find /$regexp/ in $HOME/stderr" + cat "$HOME/stderr" + return 1 + fi +} + +stderr_empty_on_success () { + expect_code="$1" + if test $expect_code = 0 + then + test_stderr "" + else + # If we expect failure then stderr might or might not be empty + # due to --quiet - the caller can check its contents + return 0 + fi +} + +test_check_ignore () { + args="$1" expect_code="${2:-0}" global_args="$3" + + init_vars && + rm -f "$HOME/stdout" "$HOME/stderr" "$HOME/cmd" && + echo git $global_args check-ignore $quiet_opt $verbose_opt $args \ + >"$HOME/cmd" && + test_expect_code "$expect_code" \ + git $global_args check-ignore $quiet_opt $verbose_opt $args \ + >"$HOME/stdout" 2>"$HOME/stderr" && + test_cmp "$HOME/expected-stdout" "$HOME/stdout" && + stderr_empty_on_success "$expect_code" +} + +test_expect_success_multi () { + prereq= + if test $# -eq 4 + then + prereq=$1 + shift + fi + testname="$1" expect_verbose="$2" code="$3" + + expect=$( echo "$expect_verbose" | sed -e 's/.* //' ) + + test_expect_success $prereq "$testname" ' + expect "$expect" && + eval "$code" + ' + + for quiet_opt in '-q' '--quiet' + do + test_expect_success $prereq "$testname${quiet_opt:+ with $quiet_opt}" " + expect '' && + $code + " + done + quiet_opt= + + for verbose_opt in '-v' '--verbose' + do + test_expect_success $prereq "$testname${verbose_opt:+ with $verbose_opt}" " + expect '$expect_verbose' && + $code + " + done + verbose_opt= +} + +test_expect_success 'setup' ' + init_vars && + mkdir -p a/b/ignored-dir a/submodule b && + if test_have_prereq SYMLINKS + then + ln -s b a/symlink + fi && + ( + cd a/submodule && + git init && + echo a >a && + git add a && + git commit -m"commit in submodule" + ) && + git add a/submodule && + cat <<-\EOF >.gitignore && + one + ignored-* + EOF + for dir in . a + do + : >$dir/not-ignored && + : >$dir/ignored-and-untracked && + : >$dir/ignored-but-in-index + done && + git add -f ignored-but-in-index a/ignored-but-in-index && + cat <<-\EOF >a/.gitignore && + two* + *three + EOF + cat <<-\EOF >a/b/.gitignore && + four + five + # this comment should affect the line numbers + six + ignored-dir/ + # and so should this blank line: + + !on* + !two + EOF + echo "seven" >a/b/ignored-dir/.gitignore && + test -n "$HOME" && + cat <<-\EOF >"$global_excludes" && + globalone + !globaltwo + globalthree + EOF + cat <<-\EOF >>.git/info/exclude + per-repo + EOF +' + +############################################################################ +# +# test invalid inputs + +test_expect_success_multi 'empty command line' '' ' + test_check_ignore "" 128 && + stderr_contains "fatal: no path specified" +' + +test_expect_success_multi '--stdin with empty STDIN' '' ' + test_check_ignore "--stdin" 1 </dev/null && + if test -n "$quiet_opt"; then + test_stderr "" + else + test_stderr "no pathspec given." + fi +' + +test_expect_success '-q with multiple args' ' + expect "" && + test_check_ignore "-q one two" 128 && + stderr_contains "fatal: --quiet is only valid with a single pathname" +' + +test_expect_success '--quiet with multiple args' ' + expect "" && + test_check_ignore "--quiet one two" 128 && + stderr_contains "fatal: --quiet is only valid with a single pathname" +' + +for verbose_opt in '-v' '--verbose' +do + for quiet_opt in '-q' '--quiet' + do + test_expect_success "$quiet_opt $verbose_opt" " + expect '' && + test_check_ignore '$quiet_opt $verbose_opt foo' 128 && + stderr_contains 'fatal: cannot have both --quiet and --verbose' + " + done +done + +test_expect_success '--quiet with multiple args' ' + expect "" && + test_check_ignore "--quiet one two" 128 && + stderr_contains "fatal: --quiet is only valid with a single pathname" +' + +test_expect_success_multi 'erroneous use of --' '' ' + test_check_ignore "--" 128 && + stderr_contains "fatal: no path specified" +' + +test_expect_success_multi '--stdin with superfluous arg' '' ' + test_check_ignore "--stdin foo" 128 && + stderr_contains "fatal: cannot specify pathnames with --stdin" +' + +test_expect_success_multi '--stdin -z with superfluous arg' '' ' + test_check_ignore "--stdin -z foo" 128 && + stderr_contains "fatal: cannot specify pathnames with --stdin" +' + +test_expect_success_multi '-z without --stdin' '' ' + test_check_ignore "-z" 128 && + stderr_contains "fatal: -z only makes sense with --stdin" +' + +test_expect_success_multi '-z without --stdin and superfluous arg' '' ' + test_check_ignore "-z foo" 128 && + stderr_contains "fatal: -z only makes sense with --stdin" +' + +test_expect_success_multi 'needs work tree' '' ' + ( + cd .git && + test_check_ignore "foo" 128 + ) && + stderr_contains "fatal: This operation must be run in a work tree" +' + +############################################################################ +# +# test standard ignores + +# First make sure that the presence of a file in the working tree +# does not impact results, but that the presence of a file in the +# index does. + +for subdir in '' 'a/' +do + if test -z "$subdir" + then + where="at top-level" + else + where="in subdir $subdir" + fi + + test_expect_success_multi "non-existent file $where not ignored" '' " + test_check_ignore '${subdir}non-existent' 1 + " + + test_expect_success_multi "non-existent file $where ignored" \ + ".gitignore:1:one ${subdir}one" " + test_check_ignore '${subdir}one' + " + + test_expect_success_multi "existing untracked file $where not ignored" '' " + test_check_ignore '${subdir}not-ignored' 1 + " + + test_expect_success_multi "existing tracked file $where not ignored" '' " + test_check_ignore '${subdir}ignored-but-in-index' 1 + " + + test_expect_success_multi "existing untracked file $where ignored" \ + ".gitignore:2:ignored-* ${subdir}ignored-and-untracked" " + test_check_ignore '${subdir}ignored-and-untracked' + " +done + +# Having established the above, from now on we mostly test against +# files which do not exist in the working tree or index. + +test_expect_success 'sub-directory local ignore' ' + expect "a/3-three" && + test_check_ignore "a/3-three a/three-not-this-one" +' + +test_expect_success 'sub-directory local ignore with --verbose' ' + expect "a/.gitignore:2:*three a/3-three" && + test_check_ignore "--verbose a/3-three a/three-not-this-one" +' + +test_expect_success 'local ignore inside a sub-directory' ' + expect "3-three" && + ( + cd a && + test_check_ignore "3-three three-not-this-one" + ) +' +test_expect_success 'local ignore inside a sub-directory with --verbose' ' + expect "a/.gitignore:2:*three 3-three" && + ( + cd a && + test_check_ignore "--verbose 3-three three-not-this-one" + ) +' + +test_expect_success_multi 'nested include' \ + 'a/b/.gitignore:8:!on* a/b/one' ' + test_check_ignore "a/b/one" +' + +############################################################################ +# +# test ignored sub-directories + +test_expect_success_multi 'ignored sub-directory' \ + 'a/b/.gitignore:5:ignored-dir/ a/b/ignored-dir' ' + test_check_ignore "a/b/ignored-dir" +' + +test_expect_success 'multiple files inside ignored sub-directory' ' + expect_from_stdin <<-\EOF && + a/b/ignored-dir/foo + a/b/ignored-dir/twoooo + a/b/ignored-dir/seven + EOF + test_check_ignore "a/b/ignored-dir/foo a/b/ignored-dir/twoooo a/b/ignored-dir/seven" +' + +test_expect_success 'multiple files inside ignored sub-directory with -v' ' + expect_from_stdin <<-\EOF && + a/b/.gitignore:5:ignored-dir/ a/b/ignored-dir/foo + a/b/.gitignore:5:ignored-dir/ a/b/ignored-dir/twoooo + a/b/.gitignore:5:ignored-dir/ a/b/ignored-dir/seven + EOF + test_check_ignore "-v a/b/ignored-dir/foo a/b/ignored-dir/twoooo a/b/ignored-dir/seven" +' + +test_expect_success 'cd to ignored sub-directory' ' + expect_from_stdin <<-\EOF && + foo + twoooo + ../one + seven + ../../one + EOF + ( + cd a/b/ignored-dir && + test_check_ignore "foo twoooo ../one seven ../../one" + ) +' + +test_expect_success 'cd to ignored sub-directory with -v' ' + expect_from_stdin <<-\EOF && + a/b/.gitignore:5:ignored-dir/ foo + a/b/.gitignore:5:ignored-dir/ twoooo + a/b/.gitignore:8:!on* ../one + a/b/.gitignore:5:ignored-dir/ seven + .gitignore:1:one ../../one + EOF + ( + cd a/b/ignored-dir && + test_check_ignore "-v foo twoooo ../one seven ../../one" + ) +' + +############################################################################ +# +# test handling of symlinks + +test_expect_success_multi SYMLINKS 'symlink' '' ' + test_check_ignore "a/symlink" 1 +' + +test_expect_success_multi SYMLINKS 'beyond a symlink' '' ' + test_check_ignore "a/symlink/foo" 128 && + test_stderr "fatal: '\''a/symlink/foo'\'' is beyond a symbolic link" +' + +test_expect_success_multi SYMLINKS 'beyond a symlink from subdirectory' '' ' + ( + cd a && + test_check_ignore "symlink/foo" 128 + ) && + test_stderr "fatal: '\''symlink/foo'\'' is beyond a symbolic link" +' + +############################################################################ +# +# test handling of submodules + +test_expect_success_multi 'submodule' '' ' + test_check_ignore "a/submodule/one" 128 && + test_stderr "fatal: Path '\''a/submodule/one'\'' is in submodule '\''a/submodule'\''" +' + +test_expect_success_multi 'submodule from subdirectory' '' ' + ( + cd a && + test_check_ignore "submodule/one" 128 + ) && + test_stderr "fatal: Path '\''a/submodule/one'\'' is in submodule '\''a/submodule'\''" +' + +############################################################################ +# +# test handling of global ignore files + +test_expect_success 'global ignore not yet enabled' ' + expect_from_stdin <<-\EOF && + .git/info/exclude:7:per-repo per-repo + a/.gitignore:2:*three a/globalthree + .git/info/exclude:7:per-repo a/per-repo + EOF + test_check_ignore "-v globalone per-repo a/globalthree a/per-repo not-ignored a/globaltwo" +' + +test_expect_success 'global ignore' ' + enable_global_excludes && + expect_from_stdin <<-\EOF && + globalone + per-repo + globalthree + a/globalthree + a/per-repo + globaltwo + EOF + test_check_ignore "globalone per-repo globalthree a/globalthree a/per-repo not-ignored globaltwo" +' + +test_expect_success 'global ignore with -v' ' + enable_global_excludes && + expect_from_stdin <<-EOF && + $global_excludes:1:globalone globalone + .git/info/exclude:7:per-repo per-repo + $global_excludes:3:globalthree globalthree + a/.gitignore:2:*three a/globalthree + .git/info/exclude:7:per-repo a/per-repo + $global_excludes:2:!globaltwo globaltwo + EOF + test_check_ignore "-v globalone per-repo globalthree a/globalthree a/per-repo not-ignored globaltwo" +' + +############################################################################ +# +# test --stdin + +cat <<-\EOF >stdin + one + not-ignored + a/one + a/not-ignored + a/b/on + a/b/one + a/b/one one + "a/b/one two" + "a/b/one\"three" + a/b/not-ignored + a/b/two + a/b/twooo + globaltwo + a/globaltwo + a/b/globaltwo + b/globaltwo +EOF +cat <<-\EOF >expected-default + one + a/one + a/b/on + a/b/one + a/b/one one + a/b/one two + "a/b/one\"three" + a/b/two + a/b/twooo + globaltwo + a/globaltwo + a/b/globaltwo + b/globaltwo +EOF +cat <<-EOF >expected-verbose + .gitignore:1:one one + .gitignore:1:one a/one + a/b/.gitignore:8:!on* a/b/on + a/b/.gitignore:8:!on* a/b/one + a/b/.gitignore:8:!on* a/b/one one + a/b/.gitignore:8:!on* a/b/one two + a/b/.gitignore:8:!on* "a/b/one\"three" + a/b/.gitignore:9:!two a/b/two + a/.gitignore:1:two* a/b/twooo + $global_excludes:2:!globaltwo globaltwo + $global_excludes:2:!globaltwo a/globaltwo + $global_excludes:2:!globaltwo a/b/globaltwo + $global_excludes:2:!globaltwo b/globaltwo +EOF + +sed -e 's/^"//' -e 's/\\//' -e 's/"$//' stdin | \ + tr "\n" "\0" >stdin0 +sed -e 's/^"//' -e 's/\\//' -e 's/"$//' expected-default | \ + tr "\n" "\0" >expected-default0 +sed -e 's/ "/ /' -e 's/\\//' -e 's/"$//' expected-verbose | \ + tr ":\t\n" "\0" >expected-verbose0 + +test_expect_success '--stdin' ' + expect_from_stdin <expected-default && + test_check_ignore "--stdin" <stdin +' + +test_expect_success '--stdin -q' ' + expect "" && + test_check_ignore "-q --stdin" <stdin +' + +test_expect_success '--stdin -v' ' + expect_from_stdin <expected-verbose && + test_check_ignore "-v --stdin" <stdin +' + +for opts in '--stdin -z' '-z --stdin' +do + test_expect_success "$opts" " + expect_from_stdin <expected-default0 && + test_check_ignore '$opts' <stdin0 + " + + test_expect_success "$opts -q" " + expect "" && + test_check_ignore '-q $opts' <stdin0 + " + + test_expect_success "$opts -v" " + expect_from_stdin <expected-verbose0 && + test_check_ignore '-v $opts' <stdin0 + " +done + +cat <<-\EOF >stdin + ../one + ../not-ignored + one + not-ignored + b/on + b/one + b/one one + "b/one two" + "b/one\"three" + b/two + b/not-ignored + b/twooo + ../globaltwo + globaltwo + b/globaltwo + ../b/globaltwo +EOF +cat <<-\EOF >expected-default + ../one + one + b/on + b/one + b/one one + b/one two + "b/one\"three" + b/two + b/twooo + ../globaltwo + globaltwo + b/globaltwo + ../b/globaltwo +EOF +cat <<-EOF >expected-verbose + .gitignore:1:one ../one + .gitignore:1:one one + a/b/.gitignore:8:!on* b/on + a/b/.gitignore:8:!on* b/one + a/b/.gitignore:8:!on* b/one one + a/b/.gitignore:8:!on* b/one two + a/b/.gitignore:8:!on* "b/one\"three" + a/b/.gitignore:9:!two b/two + a/.gitignore:1:two* b/twooo + $global_excludes:2:!globaltwo ../globaltwo + $global_excludes:2:!globaltwo globaltwo + $global_excludes:2:!globaltwo b/globaltwo + $global_excludes:2:!globaltwo ../b/globaltwo +EOF + +sed -e 's/^"//' -e 's/\\//' -e 's/"$//' stdin | \ + tr "\n" "\0" >stdin0 +sed -e 's/^"//' -e 's/\\//' -e 's/"$//' expected-default | \ + tr "\n" "\0" >expected-default0 +sed -e 's/ "/ /' -e 's/\\//' -e 's/"$//' expected-verbose | \ + tr ":\t\n" "\0" >expected-verbose0 + +test_expect_success '--stdin from subdirectory' ' + expect_from_stdin <expected-default && + ( + cd a && + test_check_ignore "--stdin" <../stdin + ) +' + +test_expect_success '--stdin from subdirectory with -v' ' + expect_from_stdin <expected-verbose && + ( + cd a && + test_check_ignore "--stdin -v" <../stdin + ) +' + +for opts in '--stdin -z' '-z --stdin' +do + test_expect_success "$opts from subdirectory" ' + expect_from_stdin <expected-default0 && + ( + cd a && + test_check_ignore "'"$opts"'" <../stdin0 + ) + ' + + test_expect_success "$opts from subdirectory with -v" ' + expect_from_stdin <expected-verbose0 && + ( + cd a && + test_check_ignore "'"$opts"' -v" <../stdin0 + ) + ' +done + + +test_done diff --git a/unpack-trees.c b/unpack-trees.c index 0e1a196..09e53df 100644 --- a/unpack-trees.c +++ b/unpack-trees.c @@ -1020,7 +1020,7 @@ int unpack_trees(unsigned len, struct tree_desc *t, struct unpack_trees_options if (!core_apply_sparse_checkout || !o->update) o->skip_sparse_checkout = 1; if (!o->skip_sparse_checkout) { - if (add_excludes_from_file_to_list(git_path("info/sparse-checkout"), "", 0, NULL, &el, 0) < 0) + if (add_excludes_from_file_to_list(git_path("info/sparse-checkout"), "", 0, &el, 0) < 0) o->skip_sparse_checkout = 1; else o->el = ⪙ |