Change commit.c to use ref transactions for all ref updates.
Make sure we pass a NULL pointer to ref_transaction_update if have_old
is false.
Signed-off-by: Ronnie Sahlberg <sahlberg@xxxxxxxxxx>
---
builtin/commit.c | 23 ++++++++++-------------
1 file changed, 10 insertions(+), 13 deletions(-)
diff --git a/builtin/commit.c b/builtin/commit.c
index d9550c5..a56f47a 100644
--- a/builtin/commit.c
+++ b/builtin/commit.c
@@ -1541,11 +1541,12 @@ int cmd_commit(int argc, const char **argv, const char *prefix)
const char *index_file, *reflog_msg;
char *nl;
unsigned char sha1[20];
- struct ref_lock *ref_lock;
struct commit_list *parents = NULL, **pptr = &parents;
struct stat statbuf;
struct commit *current_head = NULL;
struct commit_extra_header *extra = NULL;
+ struct ref_transaction *transaction;
+ struct strbuf err = STRBUF_INIT;
if (argc == 2 && !strcmp(argv[1], "-h"))
usage_with_options(builtin_commit_usage, builtin_commit_options);
@@ -1667,12 +1668,6 @@ int cmd_commit(int argc, const char **argv, const char *prefix)
strbuf_release(&author_ident);
free_commit_extra_headers(extra);
- ref_lock = lock_any_ref_for_update("HEAD",
- !current_head
- ? NULL
- : current_head->object.sha1,
- 0, NULL);
-
nl = strchr(sb.buf, '\n');
if (nl)
strbuf_setlen(&sb, nl + 1 - sb.buf);
@@ -1681,13 +1676,15 @@ int cmd_commit(int argc, const char **argv, const char *prefix)
strbuf_insert(&sb, 0, reflog_msg, strlen(reflog_msg));
strbuf_insert(&sb, strlen(reflog_msg), ": ", 2);
- if (!ref_lock) {
- rollback_index_files();
- die(_("cannot lock HEAD ref"));
- }
- if (write_ref_sha1(ref_lock, sha1, sb.buf) < 0) {
+ transaction = ref_transaction_begin();
+ if (!transaction ||
+ ref_transaction_update(transaction, "HEAD", sha1,
+ current_head ?
+ current_head->object.sha1 : NULL,
+ 0, !!current_head) ||
+ ref_transaction_commit(transaction, sb.buf, &err)) {
rollback_index_files();
- die(_("cannot update HEAD ref"));
+ die(_("HEAD: cannot update ref: %s"), err.buf);
}
unlink(git_path("CHERRY_PICK_HEAD"));
--
1.9.1.532.gf8485a6
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