[PATCH 11/15] git-read-tree: treat null commit as empty tree
From: Sven Verdoolaege <skimo@kotnet.org>
---
builtin-read-tree.c | 9 ++++++---
unpack-trees.c | 3 +++
2 files changed, 9 insertions(+), 3 deletions(-)
diff --git a/builtin-read-tree.c b/builtin-read-tree.c
index 929dd95..b9fcff7 100644
--- a/builtin-read-tree.c
+++ b/builtin-read-tree.c
@@ -17,9 +17,12 @@ static struct object_list *trees;
static int list_tree(unsigned char *sha1)
{
- struct tree *tree = parse_tree_indirect(sha1);
- if (!tree)
- return -1;
+ struct tree *tree = NULL;
+ if (!is_null_sha1(sha1)) {
+ tree = parse_tree_indirect(sha1);
+ if (!tree)
+ return -1;
+ }
object_list_append(&tree->object, &trees);
return 0;
}
diff --git a/unpack-trees.c b/unpack-trees.c
index f3fe2dd..3dadebb 100644
--- a/unpack-trees.c
+++ b/unpack-trees.c
@@ -26,6 +26,9 @@ static struct tree_entry_list *create_tree_entry_list(struct tree *tree)
struct tree_entry_list *ret = NULL;
struct tree_entry_list **list_p = &ret;
+ if (!tree)
+ return ret;
+
if (!tree->object.parsed)
parse_tree(tree);
--
1.5.2.rc3.815.g8fc2