path: root/sequencer.c
diff options
authorJunio C Hamano <>2014-09-11 17:33:30 (GMT)
committerJunio C Hamano <>2014-09-11 17:33:31 (GMT)
commit01d678a2263c0c71e42475335b5b0b578936a7d1 (patch)
treeee12372c4c7069f782902713187139ad5004575c /sequencer.c
parent5e1dc4885840e45d6290feb209e0f6df1ad5fde6 (diff)
parent88499b296b5f62338d7fa4019c7b5f9012b4ab88 (diff)
Merge branch 'rs/ref-transaction-1'
The second batch of the transactional ref update series. * rs/ref-transaction-1: (22 commits) update-ref --stdin: pass transaction around explicitly update-ref --stdin: narrow scope of err strbuf refs.c: make delete_ref use a transaction refs.c: make prune_ref use a transaction to delete the ref refs.c: remove lock_ref_sha1 refs.c: remove the update_ref_write function refs.c: remove the update_ref_lock function refs.c: make lock_ref_sha1 static walker.c: use ref transaction for ref updates fast-import.c: use a ref transaction when dumping tags receive-pack.c: use a reference transaction for updating the refs refs.c: change update_ref to use a transaction branch.c: use ref transaction for all ref updates fast-import.c: change update_branch to use ref transactions sequencer.c: use ref transactions for all ref updates commit.c: use ref transactions for updates replace.c: use the ref transaction functions for updates tag.c: use ref transactions when doing updates refs.c: add transaction.status and track OPEN/CLOSED refs.c: make ref_transaction_begin take an err argument ...
Diffstat (limited to 'sequencer.c')
1 files changed, 18 insertions, 8 deletions
diff --git a/sequencer.c b/sequencer.c
index 3c060e0..5e8a207 100644
--- a/sequencer.c
+++ b/sequencer.c
@@ -237,23 +237,33 @@ static int error_dirty_index(struct replay_opts *opts)
static int fast_forward_to(const unsigned char *to, const unsigned char *from,
int unborn, struct replay_opts *opts)
- struct ref_lock *ref_lock;
+ struct ref_transaction *transaction;
struct strbuf sb = STRBUF_INIT;
- int ret;
+ struct strbuf err = STRBUF_INIT;
if (checkout_fast_forward(from, to, 1))
exit(128); /* the callee should have complained already */
- ref_lock = lock_any_ref_for_update("HEAD", unborn ? null_sha1 : from,
- 0, NULL);
- if (!ref_lock)
- return error(_("Failed to lock HEAD during fast_forward_to"));
strbuf_addf(&sb, "%s: fast-forward", action_name(opts));
- ret = write_ref_sha1(ref_lock, to, sb.buf);
+ transaction = ref_transaction_begin(&err);
+ if (!transaction ||
+ ref_transaction_update(transaction, "HEAD",
+ to, unborn ? null_sha1 : from,
+ 0, 1, &err) ||
+ ref_transaction_commit(transaction, sb.buf, &err)) {
+ ref_transaction_free(transaction);
+ error("%s", err.buf);
+ strbuf_release(&sb);
+ strbuf_release(&err);
+ return -1;
+ }
- return ret;
+ strbuf_release(&err);
+ ref_transaction_free(transaction);
+ return 0;
static int do_recursive_merge(struct commit *base, struct commit *next,