Add a function to update HEAD after creating a commit
Add update_head_with_reflog() based on the code that updates HEAD
after committing in builtin/commit.c that can be called by 'git
commit' and other commands.
Signed-off-by: Phillip Wood <phillip.wood@dunelm.org.uk>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
diff --git a/builtin/commit.c b/builtin/commit.c
index dbc160c..7c28144 100644
--- a/builtin/commit.c
+++ b/builtin/commit.c
@@ -1591,13 +1591,11 @@ int cmd_commit(int argc, const char **argv, const char *prefix)
struct strbuf sb = STRBUF_INIT;
struct strbuf author_ident = STRBUF_INIT;
const char *index_file, *reflog_msg;
- char *nl;
struct object_id oid;
struct commit_list *parents = NULL;
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"))
@@ -1720,25 +1718,11 @@ int cmd_commit(int argc, const char **argv, const char *prefix)
strbuf_release(&author_ident);
free_commit_extra_headers(extra);
- nl = strchr(sb.buf, '\n');
- if (nl)
- strbuf_setlen(&sb, nl + 1 - sb.buf);
- else
- strbuf_addch(&sb, '\n');
- strbuf_insert(&sb, 0, reflog_msg, strlen(reflog_msg));
- strbuf_insert(&sb, strlen(reflog_msg), ": ", 2);
-
- transaction = ref_transaction_begin(&err);
- if (!transaction ||
- ref_transaction_update(transaction, "HEAD", &oid,
- current_head
- ? ¤t_head->object.oid : &null_oid,
- 0, sb.buf, &err) ||
- ref_transaction_commit(transaction, &err)) {
+ if (update_head_with_reflog(current_head, &oid, reflog_msg, &sb,
+ &err)) {
rollback_index_files();
die("%s", err.buf);
}
- ref_transaction_free(transaction);
unlink(git_path_cherry_pick_head());
unlink(git_path_revert_head());
