builtin/show-ref: rewrite to use object_id

Signed-off-by: Michael Haggerty <mhagger@alum.mit.edu>
Signed-off-by: brian m. carlson <sandals@crustytoothpaste.net>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
This commit is contained in:
Michael Haggerty 2015-05-25 18:38:51 +00:00 committed by Junio C Hamano
parent 635b99a0c7
commit f0a011fa1f

View File

@ -17,16 +17,17 @@ static int deref_tags, show_head, tags_only, heads_only, found_match, verify,
static const char **pattern;
static const char *exclude_existing_arg;
static void show_one(const char *refname, const unsigned char *sha1)
static void show_one(const char *refname, const struct object_id *oid)
{
const char *hex = find_unique_abbrev(sha1, abbrev);
const char *hex = find_unique_abbrev(oid->hash, abbrev);
if (hash_only)
printf("%s\n", hex);
else
printf("%s %s\n", hex, refname);
}
static int show_ref(const char *refname, const unsigned char *sha1, int flag, void *cbdata)
static int show_ref(const char *refname, const struct object_id *oid,
int flag, void *cbdata)
{
const char *hex;
unsigned char peeled[20];
@ -69,14 +70,14 @@ match:
* detect and return error if the repository is corrupt and
* ref points at a nonexistent object.
*/
if (!has_sha1_file(sha1))
if (!has_sha1_file(oid->hash))
die("git show-ref: bad ref %s (%s)", refname,
sha1_to_hex(sha1));
oid_to_hex(oid));
if (quiet)
return 0;
show_one(refname, sha1);
show_one(refname, oid);
if (!deref_tags)
return 0;
@ -88,7 +89,8 @@ match:
return 0;
}
static int add_existing(const char *refname, const unsigned char *sha1, int flag, void *cbdata)
static int add_existing(const char *refname, const struct object_id *oid,
int flag, void *cbdata)
{
struct string_list *list = (struct string_list *)cbdata;
string_list_insert(list, refname);
@ -109,10 +111,8 @@ static int exclude_existing(const char *match)
static struct string_list existing_refs = STRING_LIST_INIT_DUP;
char buf[1024];
int matchlen = match ? strlen(match) : 0;
struct each_ref_fn_sha1_adapter wrapped_add_existing =
{add_existing, &existing_refs};
for_each_ref(each_ref_fn_adapter, &wrapped_add_existing);
for_each_ref(add_existing, &existing_refs);
while (fgets(buf, sizeof(buf), stdin)) {
char *ref;
int len = strlen(buf);
@ -193,9 +193,6 @@ static const struct option show_ref_options[] = {
int cmd_show_ref(int argc, const char **argv, const char *prefix)
{
struct each_ref_fn_sha1_adapter wrapped_show_ref =
{show_ref, NULL};
if (argc == 2 && !strcmp(argv[1], "-h"))
usage_with_options(show_ref_usage, show_ref_options);
@ -213,12 +210,12 @@ int cmd_show_ref(int argc, const char **argv, const char *prefix)
if (!pattern)
die("--verify requires a reference");
while (*pattern) {
unsigned char sha1[20];
struct object_id oid;
if (starts_with(*pattern, "refs/") &&
!read_ref(*pattern, sha1)) {
!read_ref(*pattern, oid.hash)) {
if (!quiet)
show_one(*pattern, sha1);
show_one(*pattern, &oid);
}
else if (!quiet)
die("'%s' - not a valid ref", *pattern);
@ -230,8 +227,8 @@ int cmd_show_ref(int argc, const char **argv, const char *prefix)
}
if (show_head)
head_ref(each_ref_fn_adapter, &wrapped_show_ref);
for_each_ref(each_ref_fn_adapter, &wrapped_show_ref);
head_ref(show_ref, NULL);
for_each_ref(show_ref, NULL);
if (!found_match) {
if (verify && !quiet)
die("No match");