} else if (is_null_oid(&oid)) {
/*
* It is so astronomically unlikely
- * that NULL_SHA1 is the SHA-1 of an
+ * that null_oid is the OID of an
* actual object that we consider its
* appearance in a loose reference
* file to be repo corruption
* are passed to refs_verify_refname_available() for this check.
*
* If mustexist is not set and the reference is not found or is
- * broken, lock the reference anyway but clear sha1.
+ * broken, lock the reference anyway but clear old_oid.
*
* Return 0 on success. On failure, write an error message to err and
* return TRANSACTION_NAME_CONFLICT or TRANSACTION_GENERIC_ERROR.
}
/*
- * Write sha1 into the open lockfile, then close the lockfile. On
- * errors, rollback the lockfile, fill in *err and
- * return -1.
+ * Write oid into the open lockfile, then close the lockfile. On
+ * errors, rollback the lockfile, fill in *err and return -1.
*/
static int write_ref_to_lockfile(struct ref_lock *lock,
const struct object_id *oid, struct strbuf *err)
/*
* Change the symbolic ref update to log only. Also, it
- * doesn't need to check its old SHA-1 value, as that will be
+ * doesn't need to check its old OID value, as that will be
* done when new_update is processed.
*/
update->flags |= REF_LOG_ONLY | REF_NO_DEREF;
* Prepare for carrying out update:
* - Lock the reference referred to by update.
* - Read the reference under lock.
- * - Check that its old SHA-1 value (if specified) is correct, and in
+ * - Check that its old OID value (if specified) is correct, and in
* any case record it in update->lock->old_oid for later use when
* writing the reflog.
* - If it is a symref update without REF_NO_DEREF, split it up into a
/*
* We won't be reading the referent as part of
* the transaction, so we have to read it here
- * to record and possibly check old_sha1:
+ * to record and possibly check old_oid:
*/
if (refs_read_ref_full(&refs->base,
referent.buf, 0,
/*
* Create a new update for the reference this
* symref is pointing at. Also, we will record
- * and verify old_sha1 for this update as part
+ * and verify old_oid for this update as part
* of processing the split-off update, so we
* don't have to do it here.
*/
/*
* If this update is happening indirectly because of a
- * symref update, record the old SHA-1 in the parent
+ * symref update, record the old OID in the parent
* update:
*/
for (parent_update = update->parent_update;