diff options
Diffstat (limited to 'tree.c')
| -rw-r--r-- | tree.c | 150 |
1 files changed, 54 insertions, 96 deletions
@@ -45,62 +45,15 @@ static int read_one_entry_quick(const unsigned char *sha1, const char *base, int ADD_CACHE_JUST_APPEND); } -static int match_tree_entry(const char *base, int baselen, const char *path, unsigned int mode, const char **paths) -{ - const char *match; - int pathlen; - - if (!paths) - return 1; - pathlen = strlen(path); - while ((match = *paths++) != NULL) { - int matchlen = strlen(match); - - if (baselen >= matchlen) { - /* If it doesn't match, move along... */ - if (strncmp(base, match, matchlen)) - continue; - /* pathspecs match only at the directory boundaries */ - if (!matchlen || - baselen == matchlen || - base[matchlen] == '/' || - match[matchlen - 1] == '/') - return 1; - continue; - } - - /* Does the base match? */ - if (strncmp(base, match, baselen)) - continue; - - match += baselen; - matchlen -= baselen; - - if (pathlen > matchlen) - continue; - - if (matchlen > pathlen) { - if (match[pathlen] != '/') - continue; - if (!S_ISDIR(mode)) - continue; - } - - if (strncmp(path, match, pathlen)) - continue; - - return 1; - } - return 0; -} - -int read_tree_recursive(struct tree *tree, - const char *base, int baselen, - int stage, const char **match, - read_tree_fn_t fn, void *context) +static int read_tree_1(struct tree *tree, struct strbuf *base, + int stage, struct pathspec *pathspec, + read_tree_fn_t fn, void *context) { struct tree_desc desc; struct name_entry entry; + unsigned char sha1[20]; + int len, oldlen = base->len; + enum interesting retval = entry_not_interesting; if (parse_tree(tree)) return -1; @@ -108,10 +61,16 @@ int read_tree_recursive(struct tree *tree, init_tree_desc(&desc, tree->buffer, tree->size); while (tree_entry(&desc, &entry)) { - if (!match_tree_entry(base, baselen, entry.path, entry.mode, match)) - continue; + if (retval != all_entries_interesting) { + retval = tree_entry_interesting(&entry, base, 0, pathspec); + if (retval == all_entries_not_interesting) + break; + if (retval == entry_not_interesting) + continue; + } - switch (fn(entry.sha1, base, baselen, entry.path, entry.mode, stage, context)) { + switch (fn(entry.sha1, base->buf, base->len, + entry.path, entry.mode, stage, context)) { case 0: continue; case READ_TREE_RECURSIVE: @@ -119,56 +78,55 @@ int read_tree_recursive(struct tree *tree, default: return -1; } - if (S_ISDIR(entry.mode)) { - int retval; - char *newbase; - unsigned int pathlen = tree_entry_len(entry.path, entry.sha1); - - newbase = xmalloc(baselen + 1 + pathlen); - memcpy(newbase, base, baselen); - memcpy(newbase + baselen, entry.path, pathlen); - newbase[baselen + pathlen] = '/'; - retval = read_tree_recursive(lookup_tree(entry.sha1), - newbase, - baselen + pathlen + 1, - stage, match, fn, context); - free(newbase); - if (retval) - return -1; - continue; - } else if (S_ISGITLINK(entry.mode)) { - int retval; - struct strbuf path; - unsigned int entrylen; - struct commit *commit; - entrylen = tree_entry_len(entry.path, entry.sha1); - strbuf_init(&path, baselen + entrylen + 1); - strbuf_add(&path, base, baselen); - strbuf_add(&path, entry.path, entrylen); - strbuf_addch(&path, '/'); + if (S_ISDIR(entry.mode)) + hashcpy(sha1, entry.sha1); + else if (S_ISGITLINK(entry.mode)) { + struct commit *commit; commit = lookup_commit(entry.sha1); if (!commit) - die("Commit %s in submodule path %s not found", - sha1_to_hex(entry.sha1), path.buf); + die("Commit %s in submodule path %s%s not found", + sha1_to_hex(entry.sha1), + base->buf, entry.path); if (parse_commit(commit)) - die("Invalid commit %s in submodule path %s", - sha1_to_hex(entry.sha1), path.buf); - - retval = read_tree_recursive(commit->tree, - path.buf, path.len, - stage, match, fn, context); - strbuf_release(&path); - if (retval) - return -1; - continue; + die("Invalid commit %s in submodule path %s%s", + sha1_to_hex(entry.sha1), + base->buf, entry.path); + + hashcpy(sha1, commit->tree->object.sha1); } + else + continue; + + len = tree_entry_len(&entry); + strbuf_add(base, entry.path, len); + strbuf_addch(base, '/'); + retval = read_tree_1(lookup_tree(sha1), + base, stage, pathspec, + fn, context); + strbuf_setlen(base, oldlen); + if (retval) + return -1; } return 0; } +int read_tree_recursive(struct tree *tree, + const char *base, int baselen, + int stage, struct pathspec *pathspec, + read_tree_fn_t fn, void *context) +{ + struct strbuf sb = STRBUF_INIT; + int ret; + + strbuf_add(&sb, base, baselen); + ret = read_tree_1(tree, &sb, stage, pathspec, fn, context); + strbuf_release(&sb); + return ret; +} + static int cmp_cache_name_compare(const void *a_, const void *b_) { const struct cache_entry *ce1, *ce2; @@ -179,7 +137,7 @@ static int cmp_cache_name_compare(const void *a_, const void *b_) ce2->name, ce2->ce_flags); } -int read_tree(struct tree *tree, int stage, const char **match) +int read_tree(struct tree *tree, int stage, struct pathspec *match) { read_tree_fn_t fn = NULL; int i, err; |