struct ref_lock: convert old_sha1 member to 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 18:39:22 +00:00 committed by Junio C Hamano
parent 4e675d1732
commit 5cb901a4b0

24
refs.c
View File

@ -10,7 +10,7 @@ struct ref_lock {
char *ref_name;
char *orig_ref_name;
struct lock_file *lk;
unsigned char old_sha1[20];
struct object_id old_oid;
};
/*
@ -2225,16 +2225,16 @@ static struct ref_lock *verify_lock(struct ref_lock *lock,
{
if (read_ref_full(lock->ref_name,
mustexist ? RESOLVE_REF_READING : 0,
lock->old_sha1, NULL)) {
lock->old_oid.hash, NULL)) {
int save_errno = errno;
error("Can't verify ref %s", lock->ref_name);
unlock_ref(lock);
errno = save_errno;
return NULL;
}
if (hashcmp(lock->old_sha1, old_sha1)) {
if (hashcmp(lock->old_oid.hash, old_sha1)) {
error("Ref %s is at %s but expected %s", lock->ref_name,
sha1_to_hex(lock->old_sha1), sha1_to_hex(old_sha1));
oid_to_hex(&lock->old_oid), sha1_to_hex(old_sha1));
unlock_ref(lock);
errno = EBUSY;
return NULL;
@ -2382,7 +2382,7 @@ static struct ref_lock *lock_ref_sha1_basic(const char *refname,
}
refname = resolve_ref_unsafe(refname, resolve_flags,
lock->old_sha1, &type);
lock->old_oid.hash, &type);
if (!refname && errno == EISDIR) {
/* we are trying to lock foo but we used to
* have foo/bar which now does not exist;
@ -2401,7 +2401,7 @@ static struct ref_lock *lock_ref_sha1_basic(const char *refname,
goto error_return;
}
refname = resolve_ref_unsafe(orig_refname, resolve_flags,
lock->old_sha1, &type);
lock->old_oid.hash, &type);
}
if (type_p)
*type_p = type;
@ -2421,7 +2421,7 @@ static struct ref_lock *lock_ref_sha1_basic(const char *refname,
* refname, nor a packed ref whose name is a proper prefix of
* our refname.
*/
if (is_null_sha1(lock->old_sha1) &&
if (is_null_oid(&lock->old_oid) &&
verify_refname_available(refname, extras, skip,
get_packed_refs(&ref_cache), err)) {
last_errno = ENOTDIR;
@ -2944,7 +2944,7 @@ int rename_ref(const char *oldrefname, const char *newrefname, const char *logms
strbuf_release(&err);
goto rollback;
}
hashcpy(lock->old_sha1, orig_sha1);
hashcpy(lock->old_oid.hash, orig_sha1);
if (write_ref_to_lockfile(lock, orig_sha1) ||
commit_ref_update(lock, orig_sha1, logmsg)) {
@ -3199,9 +3199,9 @@ static int commit_ref_update(struct ref_lock *lock,
const unsigned char *sha1, const char *logmsg)
{
clear_loose_ref_cache(&ref_cache);
if (log_ref_write(lock->ref_name, lock->old_sha1, sha1, logmsg) < 0 ||
if (log_ref_write(lock->ref_name, lock->old_oid.hash, sha1, logmsg) < 0 ||
(strcmp(lock->ref_name, lock->orig_ref_name) &&
log_ref_write(lock->orig_ref_name, lock->old_sha1, sha1, logmsg) < 0)) {
log_ref_write(lock->orig_ref_name, lock->old_oid.hash, sha1, logmsg) < 0)) {
unlock_ref(lock);
return -1;
}
@ -3225,7 +3225,7 @@ static int commit_ref_update(struct ref_lock *lock,
head_sha1, &head_flag);
if (head_ref && (head_flag & REF_ISSYMREF) &&
!strcmp(head_ref, lock->ref_name))
log_ref_write("HEAD", lock->old_sha1, sha1, logmsg);
log_ref_write("HEAD", lock->old_oid.hash, sha1, logmsg);
}
if (commit_ref(lock)) {
error("Couldn't set %s", lock->ref_name);
@ -3923,7 +3923,7 @@ int ref_transaction_commit(struct ref_transaction *transaction,
(update->flags & REF_NODEREF));
if (!overwriting_symref &&
!hashcmp(update->lock->old_sha1, update->new_sha1)) {
!hashcmp(update->lock->old_oid.hash, update->new_sha1)) {
/*
* The reference already has the desired
* value, so we don't need to write it.