X-Git-Url: https://git.tokkee.org/?a=blobdiff_plain;f=builtin-read-tree.c;h=43cd56a3b5f969c5f8a44c674b95b53868e9d147;hb=cd390763d487c140570ced10ac0d955908072fc6;hp=316fb0f8dae022b35a89b71c94a22331a77a500a;hpb=e8760cde01299817daae26c9ad074b776bbd8f88;p=git.git

diff --git a/builtin-read-tree.c b/builtin-read-tree.c
index 316fb0f8d..43cd56a3b 100644
--- a/builtin-read-tree.c
+++ b/builtin-read-tree.c
@@ -13,14 +13,20 @@
 #include "dir.h"
 #include "builtin.h"
 
-static struct object_list *trees;
+#define MAX_TREES 8
+static int nr_trees;
+static struct tree *trees[MAX_TREES];
 
 static int list_tree(unsigned char *sha1)
 {
-	struct tree *tree = parse_tree_indirect(sha1);
+	struct tree *tree;
+
+	if (nr_trees >= MAX_TREES)
+		die("I cannot read more than %d trees", MAX_TREES);
+	tree = parse_tree_indirect(sha1);
 	if (!tree)
 		return -1;
-	object_list_append(&tree->object, &trees);
+	trees[nr_trees++] = tree;
 	return 0;
 }
 
@@ -76,15 +82,14 @@ static void prime_cache_tree_rec(struct cache_tree *it, struct tree *tree)
 
 static void prime_cache_tree(void)
 {
-	struct tree *tree = (struct tree *)trees->item;
-	if (!tree)
+	if (!nr_trees)
 		return;
 	active_cache_tree = cache_tree();
-	prime_cache_tree_rec(active_cache_tree, tree);
+	prime_cache_tree_rec(active_cache_tree, trees[0]);
 
 }
 
-static const char read_tree_usage[] = "git-read-tree (<sha> | [[-m [--aggressive] | --reset | --prefix=<prefix>] [-u | -i]] [--exclude-per-directory=<gitignore>] [--index-output=<file>] <sha1> [<sha2> [<sha3>]])";
+static const char read_tree_usage[] = "git-read-tree (<sha> | [[-m [--trivial] [--aggressive] | --reset | --prefix=<prefix>] [-u | -i]] [--exclude-per-directory=<gitignore>] [--index-output=<file>] <sha1> [<sha2> [<sha3>]])";
 
 static struct lock_file lock_file;
 
@@ -92,12 +97,12 @@ int cmd_read_tree(int argc, const char **argv, const char *unused_prefix)
 {
 	int i, newfd, stage = 0;
 	unsigned char sha1[20];
+	struct tree_desc t[MAX_TREES];
 	struct unpack_trees_options opts;
 
 	memset(&opts, 0, sizeof(opts));
 	opts.head_idx = -1;
 
-	setup_git_directory();
 	git_config(git_default_config);
 
 	newfd = hold_locked_index(&lock_file, 1);
@@ -259,7 +264,12 @@ int cmd_read_tree(int argc, const char **argv, const char *unused_prefix)
 			opts.head_idx = 1;
 	}
 
-	unpack_trees(trees, &opts);
+	for (i = 0; i < nr_trees; i++) {
+		struct tree *tree = trees[i];
+		parse_tree(tree);
+		init_tree_desc(t+i, tree->buffer, tree->size);
+	}
+	unpack_trees(nr_trees, t, &opts);
 
 	/*
 	 * When reading only one tree (either the most basic form,
@@ -267,7 +277,7 @@ int cmd_read_tree(int argc, const char **argv, const char *unused_prefix)
 	 * valid cache-tree because the index must match exactly
 	 * what came from the tree.
 	 */
-	if (trees && trees->item && !opts.prefix && (!opts.merge || (stage == 2))) {
+	if (nr_trees && !opts.prefix && (!opts.merge || (stage == 2))) {
 		cache_tree_free(&active_cache_tree);
 		prime_cache_tree();
 	}