refs: convert read_ref and read_ref_full to object_id
All but two of the call sites already have parameters using the hash
parameter of struct object_id, so convert them to take a pointer to the
struct directly. Also convert refs_read_refs_full, the underlying
implementation.
Signed-off-by: brian m. carlson <sandals@crustytoothpaste.net>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
diff --git a/builtin/replace.c b/builtin/replace.c
index 3099e55..10078ae 100644
--- a/builtin/replace.c
+++ b/builtin/replace.c
@@ -113,7 +113,7 @@ static int for_each_replace_name(const char **argv, each_replace_name_fn fn)
strbuf_addstr(&ref, oid_to_hex(&oid));
full_hex = ref.buf + base_len;
- if (read_ref(ref.buf, oid.hash)) {
+ if (read_ref(ref.buf, &oid)) {
error("replace ref '%s' not found.", full_hex);
had_error = 1;
continue;
@@ -144,7 +144,7 @@ static void check_ref_valid(struct object_id *object,
if (check_refname_format(ref->buf, 0))
die("'%s' is not a valid ref name.", ref->buf);
- if (read_ref(ref->buf, prev->hash))
+ if (read_ref(ref->buf, prev))
oidclr(prev);
else if (!force)
die("replace ref '%s' already exists", ref->buf);
