Merge branch 'ap/merge-stop-at-prepare-commit-msg-failure'
[git/git.git] / builtin / merge.c
index a96e8ea..3a31c4b 100644 (file)
@@ -800,8 +800,9 @@ static void prepare_to_commit(struct commit_list *remoteheads)
        if (0 < option_edit)
                strbuf_add_lines(&msg, "# ", comment, strlen(comment));
        write_merge_msg(&msg);
-       run_hook(get_index_file(), "prepare-commit-msg",
-                git_path("MERGE_MSG"), "merge", NULL, NULL);
+       if (run_hook(get_index_file(), "prepare-commit-msg",
+                    git_path("MERGE_MSG"), "merge", NULL, NULL))
+               abort_commit(remoteheads, NULL);
        if (0 < option_edit) {
                if (launch_editor(git_path("MERGE_MSG"), NULL, NULL))
                        abort_commit(remoteheads, NULL);