diff options
Diffstat (limited to 'dir.c')
| -rw-r--r-- | dir.c | 96 |
1 files changed, 78 insertions, 18 deletions
@@ -126,10 +126,13 @@ static size_t common_prefix_len(const struct pathspec *pathspec) PATHSPEC_MAXDEPTH | PATHSPEC_LITERAL | PATHSPEC_GLOB | - PATHSPEC_ICASE); + PATHSPEC_ICASE | + PATHSPEC_EXCLUDE); for (n = 0; n < pathspec->nr; n++) { size_t i = 0, len = 0, item_len; + if (pathspec->items[n].magic & PATHSPEC_EXCLUDE) + continue; if (pathspec->items[n].magic & PATHSPEC_ICASE) item_len = pathspec->items[n].prefix; else @@ -192,6 +195,9 @@ int within_depth(const char *name, int namelen, return 1; } +#define DO_MATCH_EXCLUDE 1 +#define DO_MATCH_DIRECTORY 2 + /* * Does 'match' match the given name? * A match is found if @@ -205,7 +211,7 @@ int within_depth(const char *name, int namelen, * It returns 0 when there is no match. */ static int match_pathspec_item(const struct pathspec_item *item, int prefix, - const char *name, int namelen) + const char *name, int namelen, unsigned flags) { /* name/namelen has prefix cut off by caller */ const char *match = item->match + prefix; @@ -215,7 +221,7 @@ static int match_pathspec_item(const struct pathspec_item *item, int prefix, * The normal call pattern is: * 1. prefix = common_prefix_len(ps); * 2. prune something, or fill_directory - * 3. match_pathspec_depth() + * 3. match_pathspec() * * 'prefix' at #1 may be shorter than the command's prefix and * it's ok for #2 to match extra files. Those extras will be @@ -254,7 +260,11 @@ static int match_pathspec_item(const struct pathspec_item *item, int prefix, if (match[matchlen-1] == '/' || name[matchlen] == '/') return MATCHED_RECURSIVELY; - } + } else if ((flags & DO_MATCH_DIRECTORY) && + match[matchlen - 1] == '/' && + namelen == matchlen - 1 && + !ps_strncmp(item, match, name, namelen)) + return MATCHED_EXACTLY; if (item->nowildcard_len < item->len && !git_fnmatch(item, match, name, @@ -279,18 +289,20 @@ static int match_pathspec_item(const struct pathspec_item *item, int prefix, * 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, - int prefix, char *seen) +static int do_match_pathspec(const struct pathspec *ps, + const char *name, int namelen, + int prefix, char *seen, + unsigned flags) { - int i, retval = 0; + int i, retval = 0, exclude = flags & DO_MATCH_EXCLUDE; GUARD_PATHSPEC(ps, PATHSPEC_FROMTOP | PATHSPEC_MAXDEPTH | PATHSPEC_LITERAL | PATHSPEC_GLOB | - PATHSPEC_ICASE); + PATHSPEC_ICASE | + PATHSPEC_EXCLUDE); if (!ps->nr) { if (!ps->recursive || @@ -309,9 +321,21 @@ int match_pathspec_depth(const struct pathspec *ps, for (i = ps->nr - 1; i >= 0; i--) { int how; + + if ((!exclude && ps->items[i].magic & PATHSPEC_EXCLUDE) || + ( exclude && !(ps->items[i].magic & PATHSPEC_EXCLUDE))) + continue; + if (seen && seen[i] == MATCHED_EXACTLY) continue; - how = match_pathspec_item(ps->items+i, prefix, name, namelen); + /* + * Make exclude patterns optional and never report + * "pathspec ':(exclude)foo' matches no files" + */ + if (seen && ps->items[i].magic & PATHSPEC_EXCLUDE) + seen[i] = MATCHED_FNMATCH; + how = match_pathspec_item(ps->items+i, prefix, name, + namelen, flags); if (ps->recursive && (ps->magic & PATHSPEC_MAXDEPTH) && ps->max_depth != -1 && @@ -334,6 +358,22 @@ int match_pathspec_depth(const struct pathspec *ps, return retval; } +int match_pathspec(const struct pathspec *ps, + const char *name, int namelen, + int prefix, char *seen, int is_dir) +{ + int positive, negative; + unsigned flags = is_dir ? DO_MATCH_DIRECTORY : 0; + positive = do_match_pathspec(ps, name, namelen, + prefix, seen, flags); + if (!(ps->magic & PATHSPEC_EXCLUDE) || !positive) + return positive; + negative = do_match_pathspec(ps, name, namelen, + prefix, seen, + flags | DO_MATCH_EXCLUDE); + return negative ? 0 : positive; +} + /* * Return the length of the "simple" part of a path match limiter. */ @@ -1375,11 +1415,18 @@ int read_directory(struct dir_struct *dir, const char *path, int len, const stru PATHSPEC_MAXDEPTH | PATHSPEC_LITERAL | PATHSPEC_GLOB | - PATHSPEC_ICASE); + PATHSPEC_ICASE | + PATHSPEC_EXCLUDE); if (has_symlink_leading_path(path, len)) return dir->nr; + /* + * exclude patterns are treated like positive ones in + * create_simplify. Usually exclude patterns should be a + * subset of positive ones, which has no impacts on + * create_simplify(). + */ simplify = create_simplify(pathspec ? pathspec->_raw : NULL); if (!len || treat_leading_path(dir, path, len, simplify)) read_directory_recursive(dir, path, len, 0, simplify); @@ -1476,8 +1523,13 @@ static int remove_dir_recurse(struct strbuf *path, int flag, int *kept_up) flag &= ~REMOVE_DIR_KEEP_TOPLEVEL; dir = opendir(path->buf); if (!dir) { - /* an empty dir could be removed even if it is unreadble */ - if (!keep_toplevel) + if (errno == ENOENT) + return keep_toplevel ? -1 : 0; + else if (errno == EACCES && !keep_toplevel) + /* + * An empty dir could be removable even if it + * is unreadable: + */ return rmdir(path->buf); else return -1; @@ -1493,13 +1545,21 @@ static int remove_dir_recurse(struct strbuf *path, int flag, int *kept_up) strbuf_setlen(path, len); strbuf_addstr(path, e->d_name); - if (lstat(path->buf, &st)) - ; /* fall thru */ - else if (S_ISDIR(st.st_mode)) { + if (lstat(path->buf, &st)) { + if (errno == ENOENT) + /* + * file disappeared, which is what we + * wanted anyway + */ + continue; + /* fall thru */ + } else if (S_ISDIR(st.st_mode)) { if (!remove_dir_recurse(path, flag, &kept_down)) continue; /* happy */ - } else if (!only_empty && !unlink(path->buf)) + } else if (!only_empty && + (!unlink(path->buf) || errno == ENOENT)) { continue; /* happy, too */ + } /* path too long, stat fails, or non-directory still exists */ ret = -1; @@ -1509,7 +1569,7 @@ static int remove_dir_recurse(struct strbuf *path, int flag, int *kept_up) strbuf_setlen(path, original_len); if (!ret && !keep_toplevel && !kept_down) - ret = rmdir(path->buf); + ret = (!rmdir(path->buf) || errno == ENOENT) ? 0 : -1; else if (kept_up) /* * report the uplevel that it is not an error that we |