diff options
Diffstat (limited to 'notes.c')
| -rw-r--r-- | notes.c | 29 |
1 files changed, 17 insertions, 12 deletions
@@ -539,6 +539,9 @@ static unsigned char determine_fanout(struct int_node *tree, unsigned char n, return fanout + 1; } +/* hex SHA1 + 19 * '/' + NUL */ +#define FANOUT_PATH_MAX 40 + 19 + 1 + static void construct_path_with_fanout(const unsigned char *sha1, unsigned char fanout, char *path) { @@ -551,7 +554,7 @@ static void construct_path_with_fanout(const unsigned char *sha1, path[i++] = '/'; fanout--; } - strcpy(path + i, hex_sha1 + j); + xsnprintf(path + i, FANOUT_PATH_MAX - i, "%s", hex_sha1 + j); } static int for_each_note_helper(struct notes_tree *t, struct int_node *tree, @@ -562,7 +565,7 @@ static int for_each_note_helper(struct notes_tree *t, struct int_node *tree, void *p; int ret = 0; struct leaf_node *l; - static char path[40 + 19 + 1]; /* hex SHA1 + 19 * '/' + NUL */ + static char path[FANOUT_PATH_MAX]; fanout = determine_fanout(tree, n, fanout); for (i = 0; i < 16; i++) { @@ -595,7 +598,7 @@ redo: /* invoke callback with subtree */ unsigned int path_len = l->key_sha1[19] * 2 + fanout; - assert(path_len < 40 + 19); + assert(path_len < FANOUT_PATH_MAX - 1); construct_path_with_fanout(l->key_sha1, fanout, path); /* Create trailing slash, if needed */ @@ -903,7 +906,7 @@ int combine_notes_cat_sort_uniq(unsigned char *cur_sha1, if (string_list_add_note_lines(&sort_uniq_list, new_sha1)) goto out; string_list_remove_empty_items(&sort_uniq_list, 0); - sort_string_list(&sort_uniq_list); + string_list_sort(&sort_uniq_list); string_list_remove_duplicates(&sort_uniq_list, 0); /* create a new blob object from sort_uniq_list */ @@ -919,7 +922,7 @@ out: return ret; } -static int string_list_add_one_ref(const char *refname, const unsigned char *sha1, +static int string_list_add_one_ref(const char *refname, const struct object_id *oid, int flag, void *cb) { struct string_list *refs = cb; @@ -1007,14 +1010,17 @@ void init_notes(struct notes_tree *t, const char *notes_ref, t->root = (struct int_node *) xcalloc(1, sizeof(struct int_node)); t->first_non_note = NULL; t->prev_non_note = NULL; - t->ref = notes_ref ? xstrdup(notes_ref) : NULL; + t->ref = xstrdup_or_null(notes_ref); + t->update_ref = (flags & NOTES_INIT_WRITABLE) ? t->ref : NULL; t->combine_notes = combine_notes; t->initialized = 1; t->dirty = 0; if (flags & NOTES_INIT_EMPTY || !notes_ref || - read_ref(notes_ref, object_sha1)) + get_sha1_treeish(notes_ref, object_sha1)) return; + if (flags & NOTES_INIT_WRITABLE && read_ref(notes_ref, object_sha1)) + die("Cannot use notes ref %s", notes_ref); if (get_tree_entry(object_sha1, "", sha1, &mode)) die("Failed to read notes tree referenced by %s (%s)", notes_ref, sha1_to_hex(object_sha1)); @@ -1024,7 +1030,7 @@ void init_notes(struct notes_tree *t, const char *notes_ref, load_subtree(t, &root_tree, t->root, 0); } -struct notes_tree **load_notes_trees(struct string_list *refs) +struct notes_tree **load_notes_trees(struct string_list *refs, int flags) { struct string_list_item *item; int counter = 0; @@ -1032,7 +1038,7 @@ struct notes_tree **load_notes_trees(struct string_list *refs) trees = xmalloc((refs->nr+1) * sizeof(struct notes_tree *)); for_each_string_list_item(item, refs) { struct notes_tree *t = xcalloc(1, sizeof(struct notes_tree)); - init_notes(t, item->string, combine_notes_ignore, 0); + init_notes(t, item->string, combine_notes_ignore, flags); trees[counter++] = t; } trees[counter] = NULL; @@ -1068,7 +1074,7 @@ void init_display_notes(struct display_notes_opt *opt) item->string); } - display_notes_trees = load_notes_trees(&display_notes_refs); + display_notes_trees = load_notes_trees(&display_notes_refs, 0); string_list_clear(&display_notes_refs, 0); } @@ -1219,8 +1225,7 @@ static void format_note(struct notes_tree *t, const unsigned char *object_sha1, if (!sha1) return; - if (!(msg = read_sha1_file(sha1, &type, &msglen)) || !msglen || - type != OBJ_BLOB) { + if (!(msg = read_sha1_file(sha1, &type, &msglen)) || type != OBJ_BLOB) { free(msg); return; } |