X-Git-Url: https://git.tokkee.org/?a=blobdiff_plain;f=builtin-write-tree.c;h=b89d02efec813d33f8540d2a6d433a94ce1e0a31;hb=5153399c9b0c0e38d00877c4a78248eefeba7ad3;hp=50670dc7bf46c74e95b2e204d05afc077350a19f;hpb=b4c27c186f6282ead5d2af0cfd9b6015b011bc38;p=git.git

diff --git a/builtin-write-tree.c b/builtin-write-tree.c
index 50670dc7b..b89d02efe 100644
--- a/builtin-write-tree.c
+++ b/builtin-write-tree.c
@@ -18,7 +18,7 @@ int write_tree(unsigned char *sha1, int missing_ok, const char *prefix)
 	/* We can't free this memory, it becomes part of a linked list parsed atexit() */
 	struct lock_file *lock_file = xcalloc(1, sizeof(struct lock_file));
 
-	newfd = hold_lock_file_for_update(lock_file, get_index_file(), 0);
+	newfd = hold_locked_index(lock_file, 1);
 
 	entries = read_cache();
 	if (entries < 0)
@@ -36,8 +36,10 @@ int write_tree(unsigned char *sha1, int missing_ok, const char *prefix)
 			die("git-write-tree: error building trees");
 		if (0 <= newfd) {
 			if (!write_cache(newfd, active_cache, active_nr)
-					&& !close(newfd))
+					&& !close(newfd)) {
 				commit_lock_file(lock_file);
+				newfd = -1;
+			}
 		}
 		/* Not being able to write is fine -- we are only interested
 		 * in updating the cache-tree part, and if the next caller
@@ -50,11 +52,15 @@ int write_tree(unsigned char *sha1, int missing_ok, const char *prefix)
 	if (prefix) {
 		struct cache_tree *subtree =
 			cache_tree_find(active_cache_tree, prefix);
+		if (!subtree)
+			die("git-write-tree: prefix %s not found", prefix);
 		hashcpy(sha1, subtree->sha1);
 	}
 	else
 		hashcpy(sha1, active_cache_tree->sha1);
 
+	if (0 <= newfd)
+		close(newfd);
 	rollback_lock_file(lock_file);
 
 	return 0;
@@ -66,11 +72,12 @@ int cmd_write_tree(int argc, const char **argv, const char *unused_prefix)
 	const char *prefix = NULL;
 	unsigned char sha1[20];
 
+	git_config(git_default_config);
 	while (1 < argc) {
 		const char *arg = argv[1];
 		if (!strcmp(arg, "--missing-ok"))
 			missing_ok = 1;
-		else if (!strncmp(arg, "--prefix=", 9))
+		else if (!prefixcmp(arg, "--prefix="))
 			prefix = arg + 9;
 		else
 			usage(write_tree_usage);