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authorLinus Torvalds <torvalds@osdl.org>2006-09-12 03:10:15 (GMT)
committerJunio C Hamano <junkio@cox.net>2006-09-18 02:09:11 (GMT)
commitb37a562a1097af7403c649a5f903a93acaf279e8 (patch)
tree1ba2c642fa6bc94484876d58d8848c48e5fd274b
parente1e22e37f47e3f4d741d28920e1d27e3775c31ad (diff)
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Add support for negative refs
You can remove a ref that is packed two different ways: either simply repack all the refs without that one, or create a loose ref that has the magic all-zero SHA1. This also adds back the test that a ref actually has the object it points to. Signed-off-by: Linus Torvalds <torvalds@osdl.org> Signed-off-by: Junio C Hamano <junkio@cox.net>
-rw-r--r--refs.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/refs.c b/refs.c
index 5f80a68..72e2283 100644
--- a/refs.c
+++ b/refs.c
@@ -280,6 +280,12 @@ static int do_for_each_ref(const char *base, int (*fn)(const char *path, const u
}
if (strncmp(base, entry->name, trim))
continue;
+ if (is_null_sha1(entry->sha1))
+ continue;
+ if (!has_sha1_file(entry->sha1)) {
+ error("%s does not point to a valid object!", entry->name);
+ continue;
+ }
retval = fn(entry->name + trim, entry->sha1);
if (retval)
return retval;