refs: allow passing flags when setting up a transaction

Allow passing flags when setting up a transaction such that the
behaviour of the transaction itself can be altered. This functionality
will be used in a subsequent patch.

Adapt callers accordingly.

Signed-off-by: Patrick Steinhardt <ps@pks.im>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

1 files changed, 7 insertions, 5 deletions

diff --git a/refs.c b/refs.c
index 5f729ed412..9effeb01eb 100644
--- a/refs.c
+++ b/refs.c
@@ -918,7 +918,7 @@ int refs_delete_ref(struct ref_store *refs, const char *msg,
 	struct ref_transaction *transaction;
 	struct strbuf err = STRBUF_INIT;
 
-	transaction = ref_store_transaction_begin(refs, &err);
+	transaction = ref_store_transaction_begin(refs, 0, &err);
 	if (!transaction ||
 	    ref_transaction_delete(transaction, refname, old_oid,
 				   NULL, flags, msg, &err) ||
@@ -1116,6 +1116,7 @@ int read_ref_at(struct ref_store *refs, const char *refname,
 }
 
 struct ref_transaction *ref_store_transaction_begin(struct ref_store *refs,
+						    unsigned int flags,
 						    struct strbuf *err)
 {
 	struct ref_transaction *tr;
@@ -1123,6 +1124,7 @@ struct ref_transaction *ref_store_transaction_begin(struct ref_store *refs,
 
 	CALLOC_ARRAY(tr, 1);
 	tr->ref_store = refs;
+	tr->flags = flags;
 	return tr;
 }
 
@@ -1309,7 +1311,7 @@ int refs_update_ref(struct ref_store *refs, const char *msg,
 	struct strbuf err = STRBUF_INIT;
 	int ret = 0;
 
-	t = ref_store_transaction_begin(refs, &err);
+	t = ref_store_transaction_begin(refs, 0, &err);
 	if (!t ||
 	    ref_transaction_update(t, refname, new_oid, old_oid, NULL, NULL,
 				   flags, msg, &err) ||
@@ -2120,7 +2122,7 @@ int refs_update_symref(struct ref_store *refs, const char *ref,
 	struct strbuf err = STRBUF_INIT;
 	int ret = 0;
 
-	transaction = ref_store_transaction_begin(refs, &err);
+	transaction = ref_store_transaction_begin(refs, 0, &err);
 	if (!transaction ||
 	    ref_transaction_update(transaction, ref, NULL, NULL,
 				   target, NULL, REF_NO_DEREF,
@@ -2527,7 +2529,7 @@ int refs_delete_refs(struct ref_store *refs, const char *logmsg,
 	 * individual updates can't fail, so we can pack all of the
 	 * updates into a single transaction.
 	 */
-	transaction = ref_store_transaction_begin(refs, &err);
+	transaction = ref_store_transaction_begin(refs, 0, &err);
 	if (!transaction) {
 		ret = error("%s", err.buf);
 		goto out;
@@ -2833,7 +2835,7 @@ int repo_migrate_ref_storage_format(struct repository *repo,
 	if (ret < 0)
 		goto done;
 
-	transaction = ref_store_transaction_begin(new_refs, errbuf);
+	transaction = ref_store_transaction_begin(new_refs, 0, errbuf);
 	if (!transaction)
 		goto done;