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Diffstat (limited to 'refs.c')
-rw-r--r--refs.c25
1 files changed, 20 insertions, 5 deletions
diff --git a/refs.c b/refs.c
index fb33da1112..c979fb1d95 100644
--- a/refs.c
+++ b/refs.c
@@ -157,6 +157,7 @@ static struct cached_refs {
struct ref_list *loose;
struct ref_list *packed;
} cached_refs;
+static struct ref_list *current_ref;
static void free_ref_list(struct ref_list *list)
{
@@ -476,6 +477,7 @@ static int do_one_ref(const char *base, each_ref_fn fn, int trim,
error("%s does not point to a valid object!", entry->name);
return 0;
}
+ current_ref = entry;
return fn(entry->name + trim, entry->sha1, entry->flag, cb_data);
}
@@ -485,6 +487,16 @@ int peel_ref(const char *ref, unsigned char *sha1)
unsigned char base[20];
struct object *o;
+ if (current_ref && (current_ref->name == ref
+ || !strcmp(current_ref->name, ref))) {
+ if (current_ref->flag & REF_KNOWS_PEELED) {
+ hashcpy(sha1, current_ref->peeled);
+ return 0;
+ }
+ hashcpy(base, current_ref->sha1);
+ goto fallback;
+ }
+
if (!resolve_ref(ref, base, 1, &flag))
return -1;
@@ -504,7 +516,7 @@ int peel_ref(const char *ref, unsigned char *sha1)
}
}
- /* fallback - callers should not call this for unpacked refs */
+fallback:
o = parse_object(base);
if (o && o->type == OBJ_TAG) {
o = deref_tag(o, ref, 0);
@@ -519,7 +531,7 @@ int peel_ref(const char *ref, unsigned char *sha1)
static int do_for_each_ref(const char *base, each_ref_fn fn, int trim,
void *cb_data)
{
- int retval;
+ int retval = 0;
struct ref_list *packed = get_packed_refs();
struct ref_list *loose = get_loose_refs();
@@ -539,15 +551,18 @@ static int do_for_each_ref(const char *base, each_ref_fn fn, int trim,
}
retval = do_one_ref(base, fn, trim, cb_data, entry);
if (retval)
- return retval;
+ goto end_each;
}
for (packed = packed ? packed : loose; packed; packed = packed->next) {
retval = do_one_ref(base, fn, trim, cb_data, packed);
if (retval)
- return retval;
+ goto end_each;
}
- return 0;
+
+end_each:
+ current_ref = NULL;
+ return retval;
}
int head_ref(each_ref_fn fn, void *cb_data)