static int send_ref(const char *refname, const unsigned char *sha1, int flag, void *cb_data)
{
static const char *capabilities = "multi_ack thin-pack side-band"
" side-band-64k ofs-delta shallow no-progress"
" include-tag multi_ack_detailed";
const char *refname_nons = strip_namespace(refname);
unsigned char peeled[20];
if (mark_our_ref(refname, sha1, flag, NULL))
return 0;
if (capabilities) {
struct strbuf symref_info = STRBUF_INIT;
format_symref_info(&symref_info, cb_data);
packet_write(1, "%s %s%c%s%s%s%s agent=%s\n",
sha1_to_hex(sha1), refname_nons,
0, capabilities,
allow_tip_sha1_in_want ? " allow-tip-sha1-in-want" : "",
stateless_rpc ? " no-done" : "",
symref_info.buf,
git_user_agent_sanitized());
strbuf_release(&symref_info);
} else {
packet_write(1, "%s %s\n", sha1_to_hex(sha1), refname_nons);
}
capabilities = NULL;
if (!peel_ref(refname, peeled))
packet_write(1, "%s %s^{}\n", sha1_to_hex(peeled), refname_nons);
return 0;
}
static int send_ref(const char *refname, const struct object_id *oid,
int flag, void *cb_data)
{
static const char *capabilities = "multi_ack thin-pack side-band"
" side-band-64k ofs-delta shallow no-progress"
" include-tag multi_ack_detailed";
const char *refname_nons = strip_namespace(refname);
struct object_id peeled;
if (mark_our_ref(refname_nons, refname, oid))
return 0;
if (capabilities) {
struct strbuf symref_info = STRBUF_INIT;
format_symref_info(&symref_info, cb_data);
packet_write(1, "%s %s%c%s%s%s%s%s agent=%s\n",
oid_to_hex(oid), refname_nons,
0, capabilities,
(allow_unadvertised_object_request & ALLOW_TIP_SHA1) ?
" allow-tip-sha1-in-want" : "",
(allow_unadvertised_object_request & ALLOW_REACHABLE_SHA1) ?
" allow-reachable-sha1-in-want" : "",
stateless_rpc ? " no-done" : "",
symref_info.buf,
git_user_agent_sanitized());
strbuf_release(&symref_info);
} else {
packet_write(1, "%s %s\n", oid_to_hex(oid), refname_nons);
}
capabilities = NULL;
if (!peel_ref(refname, peeled.hash))
packet_write(1, "%s %s^{}\n", oid_to_hex(&peeled), refname_nons);
return 0;
}
static void show_one(const char *refname, const struct object_id *oid)
{
const char *hex;
struct object_id peeled;
if (!has_sha1_file(oid->hash))
die("git show-ref: bad ref %s (%s)", refname,
oid_to_hex(oid));
if (quiet)
return;
hex = find_unique_abbrev(oid->hash, abbrev);
if (hash_only)
printf("%s\n", hex);
else
printf("%s %s\n", hex, refname);
if (!deref_tags)
return;
if (!peel_ref(refname, &peeled)) {
hex = find_unique_abbrev(peeled.hash, abbrev);
printf("%s %s^{}\n", hex, refname);
}
}
static int get_name(const char *path, const unsigned char *sha1, int flag, void *cb_data)
{
int might_be_tag = !prefixcmp(path, "refs/tags/");
struct commit *commit;
struct object *object;
unsigned char peeled[20];
int is_tag, prio;
if (!all && !might_be_tag)
return 0;
if (!peel_ref(path, peeled) && !is_null_sha1(peeled)) {
commit = lookup_commit_reference_gently(peeled, 1);
if (!commit)
return 0;
is_tag = !!hashcmp(sha1, commit->object.sha1);
} else {
commit = lookup_commit_reference_gently(sha1, 1);
object = parse_object(sha1);
if (!commit || !object)
return 0;
is_tag = object->type == OBJ_TAG;
}
/* If --all, then any refs are used.
* If --tags, then any tags are used.
* Otherwise only annotated tags are used.
*/
if (might_be_tag) {
if (is_tag)
prio = 2;
else
prio = 1;
if (pattern && fnmatch(pattern, path + 10, 0))
prio = 0;
}
else
prio = 0;
if (!all) {
if (!prio)
return 0;
if (!tags && prio < 2)
return 0;
}
add_to_known_names(all ? path + 5 : path + 10, commit, prio, sha1);
return 0;
}
static int get_name(const char *path, const unsigned char *sha1, int flag, void *cb_data)
{
int might_be_tag = !prefixcmp(path, "refs/tags/");
unsigned char peeled[20];
int is_tag, prio;
if (!all && !might_be_tag)
return 0;
if (!peel_ref(path, peeled)) {
is_tag = !!hashcmp(sha1, peeled);
} else {
hashcpy(peeled, sha1);
is_tag = 0;
}
/* If --all, then any refs are used.
* If --tags, then any tags are used.
* Otherwise only annotated tags are used.
*/
if (might_be_tag) {
if (is_tag)
prio = 2;
else
prio = 1;
if (pattern && fnmatch(pattern, path + 10, 0))
prio = 0;
}
else
prio = 0;
if (!all) {
if (!prio)
return 0;
}
add_to_known_names(all ? path + 5 : path + 10, peeled, prio, sha1);
return 0;
}
static int get_name(const char *path, const struct object_id *oid, int flag, void *cb_data)
{
int is_tag = starts_with(path, "refs/tags/");
struct object_id peeled;
int is_annotated, prio;
/* Reject anything outside refs/tags/ unless --all */
if (!all && !is_tag)
return 0;
/* Accept only tags that match the pattern, if given */
if (pattern && (!is_tag || wildmatch(pattern, path + 10, 0, NULL)))
return 0;
/* Is it annotated? */
if (!peel_ref(path, peeled.hash)) {
is_annotated = !!oidcmp(oid, &peeled);
} else {
oidcpy(&peeled, oid);
is_annotated = 0;
}
/*
* By default, we only use annotated tags, but with --tags
* we fall back to lightweight ones (even without --tags,
* we still remember lightweight ones, only to give hints
* in an error message). --all allows any refs to be used.
*/
if (is_annotated)
prio = 2;
else if (is_tag)
prio = 1;
else
prio = 0;
add_to_known_names(all ? path + 5 : path + 10, peeled.hash, prio, oid->hash);
return 0;
}
static int get_name(const char *path, const unsigned char *sha1, int flag, void *cb_data)
{
int is_tag = !prefixcmp(path, "refs/tags/");
unsigned char peeled[20];
int is_annotated, prio;
/* Reject anything outside refs/tags/ unless --all */
if (!all && !is_tag)
return 0;
/* Accept only tags that match the pattern, if given */
if (pattern && (!is_tag || fnmatch(pattern, path + 10, 0)))
return 0;
/* Is it annotated? */
if (!peel_ref(path, peeled)) {
is_annotated = !!hashcmp(sha1, peeled);
} else {
hashcpy(peeled, sha1);
is_annotated = 0;
}
/*
* By default, we only use annotated tags, but with --tags
* we fall back to lightweight ones (even without --tags,
* we still remember lightweight ones, only to give hints
* in an error message). --all allows any refs to be used.
*/
if (is_annotated)
prio = 2;
else if (is_tag)
prio = 1;
else
prio = 0;
add_to_known_names(all ? path + 5 : path + 10, peeled, prio, sha1);
return 0;
}
static int show_ref(const char *refname, const unsigned char *sha1, int flag, void *cbdata)
{
const char *hex;
unsigned char peeled[20];
if (show_head && !strcmp(refname, "HEAD"))
goto match;
if (tags_only || heads_only) {
int match;
match = heads_only && !prefixcmp(refname, "refs/heads/");
match |= tags_only && !prefixcmp(refname, "refs/tags/");
if (!match)
return 0;
}
if (pattern) {
int reflen = strlen(refname);
const char **p = pattern, *m;
while ((m = *p++) != NULL) {
int len = strlen(m);
if (len > reflen)
continue;
if (memcmp(m, refname + reflen - len, len))
continue;
if (len == reflen)
goto match;
/* "--verify" requires an exact match */
if (verify)
continue;
if (refname[reflen - len - 1] == '/')
goto match;
}
return 0;
}
match:
found_match++;
/* This changes the semantics slightly that even under quiet we
* detect and return error if the repository is corrupt and
* ref points at a nonexistent object.
*/
if (!has_sha1_file(sha1))
die("git show-ref: bad ref %s (%s)", refname,
sha1_to_hex(sha1));
if (quiet)
return 0;
show_one(refname, sha1);
if (!deref_tags)
return 0;
if (!peel_ref(refname, peeled)) {
hex = find_unique_abbrev(peeled, abbrev);
printf("%s %s^{}\n", hex, refname);
}
return 0;
}