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Tell between packed, unpacked and symbolic refs.

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This adds a "int *flag" parameter to resolve_ref() and makes
for_each_ref() family to call callback function with an extra
"int flag" parameter.  They are used to give two bits of
information (REF_ISSYMREF and REF_ISPACKED) about the ref.

Signed-off-by: Junio C Hamano <junkio@cox.net>
This commit is contained in:
Junio C Hamano
2006-09-20 22:02:01 -07:00
parent cb5d709ff8
commit 8da1977554
23 changed files with 75 additions and 49 deletions
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7
fsck-objects.c
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@ -402,7 +402,7 @@ static void fsck_dir(int i, char *path)
static int default_refs;
static int fsck_handle_ref(const char *refname, const unsigned char *sha1, void *cb_data)
static int fsck_handle_ref(const char *refname, const unsigned char *sha1, int flag, void *cb_data)
{
struct object *obj;
@ -458,9 +458,10 @@ static void fsck_object_dir(const char *path)
static int fsck_head_link(void)
{
unsigned char sha1[20];
const char *head_points_at = resolve_ref("HEAD", sha1, 1);
int flag;
const char *head_points_at = resolve_ref("HEAD", sha1, 1, &flag);
if (!head_points_at)
if (!head_points_at || !(flag & REF_ISSYMREF))
return error("HEAD is not a symbolic ref");
if (strncmp(head_points_at, "refs/heads/", 11))
return error("HEAD points to something strange (%s)",