submodule--helper: use "--" to signal end of clone options

diff --git a/builtin/merge.c b/builtin/merge.c
index 900bafdb45d0b28ab5497cfd251535266fc92be5..23c53a3082b26e8f89f8be1f14985acc491d9907 100644 (file)
--- a/builtin/merge.c
+++ b/builtin/merge.c
@@ -537,7 +537,7 @@ static void parse_branch_merge_options(char *bmo)
                die(_("Bad branch.%s.mergeoptions string: %s"), branch,
                    split_cmdline_strerror(argc));
        REALLOC_ARRAY(argv, argc + 2);
-       memmove(argv + 1, argv, sizeof(*argv) * (argc + 1));
+       MOVE_ARRAY(argv + 1, argv, argc + 1);
        argc++;
        argv[0] = "branch.*.mergeoptions";
        parse_options(argc, argv, NULL, builtin_merge_options,
@@ -756,13 +756,17 @@ N_("Please enter a commit message to explain why this merge is necessary,\n"
    "Lines starting with '%c' will be ignored, and an empty message aborts\n"
    "the commit.\n");
 
+static void write_merge_heads(struct commit_list *);
 static void prepare_to_commit(struct commit_list *remoteheads)
 {
        struct strbuf msg = STRBUF_INIT;
        strbuf_addbuf(&msg, &merge_msg);
        strbuf_addch(&msg, '\n');
+       if (squash)
+               BUG("the control must not reach here under --squash");
        if (0 < option_edit)
                strbuf_commented_addf(&msg, _(merge_editor_comment), comment_line_char);
+       write_merge_heads(remoteheads);
        write_file_buf(git_path_merge_msg(), msg.buf, msg.len);
        if (run_commit_hook(0 < option_edit, get_index_file(), "prepare-commit-msg",
                            git_path_merge_msg(), "merge", NULL))
@@ -904,7 +908,7 @@ static int setup_with_upstream(const char ***argv)
        return i;
 }
 
-static void write_merge_state(struct commit_list *remoteheads)
+static void write_merge_heads(struct commit_list *remoteheads)
 {
        struct commit_list *j;
        struct strbuf buf = STRBUF_INIT;
@@ -920,8 +924,6 @@ static void write_merge_state(struct commit_list *remoteheads)
                strbuf_addf(&buf, "%s\n", oid_to_hex(oid));
        }
        write_file_buf(git_path_merge_head(), buf.buf, buf.len);
-       strbuf_addch(&merge_msg, '\n');
-       write_file_buf(git_path_merge_msg(), merge_msg.buf, merge_msg.len);
 
        strbuf_reset(&buf);
        if (fast_forward == FF_NO)
@@ -929,6 +931,13 @@ static void write_merge_state(struct commit_list *remoteheads)
        write_file_buf(git_path_merge_mode(), buf.buf, buf.len);
 }
 
+static void write_merge_state(struct commit_list *remoteheads)
+{
+       write_merge_heads(remoteheads);
+       strbuf_addch(&merge_msg, '\n');
+       write_file_buf(git_path_merge_msg(), merge_msg.buf, merge_msg.len);
+}
+
 static int default_edit_option(void)
 {
        static const char name[] = "GIT_MERGE_AUTOEDIT";
@@ -1117,8 +1126,8 @@ int cmd_merge(int argc, const char **argv, const char *prefix)
         * current branch.
         */
        branch = branch_to_free = resolve_refdup("HEAD", 0, head_oid.hash, NULL);
-       if (branch && starts_with(branch, "refs/heads/"))
-               branch += 11;
+       if (branch)
+               skip_prefix(branch, "refs/heads/", &branch);
        if (!branch || is_null_oid(&head_oid))
                head_commit = NULL;
        else