apply: use OPT_NOOP_NOARG

diff --git a/builtin/branch.c b/builtin/branch.c
index 73d41700d164081a2224f88a74fe3260ed45c9a9..f49596f826228e22d354194ddbb73ec100d8728e 100644 (file)
--- a/builtin/branch.c
+++ b/builtin/branch.c
@@ -566,11 +566,7 @@ static void rename_branch(const char *oldname, const char *newname, int force)
                        die(_("Invalid branch name: '%s'"), oldname);
        }
 
-       if (strbuf_check_branch_ref(&newref, newname))
-               die(_("Invalid branch name: '%s'"), newname);
-
-       if (resolve_ref(newref.buf, sha1, 1, NULL) && !force)
-               die(_("A branch named '%s' already exists."), newref.buf + 11);
+       validate_new_branchname(newname, &newref, force, 0);
 
        strbuf_addf(&logmsg, "Branch: renamed %s to %s",
                 oldref.buf, newref.buf);
@@ -613,7 +609,7 @@ static int opt_parse_merge_filter(const struct option *opt, const char *arg, int
 int cmd_branch(int argc, const char **argv, const char *prefix)
 {
        int delete = 0, rename = 0, force_create = 0;
-       int verbose = 0, abbrev = DEFAULT_ABBREV, detached = 0;
+       int verbose = 0, abbrev = -1, detached = 0;
        int reflog = 0;
        enum branch_track track;
        int kinds = REF_LOCAL_BRANCH;
@@ -693,6 +689,9 @@ int cmd_branch(int argc, const char **argv, const char *prefix)
        if (!!delete + !!rename + !!force_create > 1)
                usage_with_options(builtin_branch_usage, options);
 
+       if (abbrev == -1)
+               abbrev = DEFAULT_ABBREV;
+
        if (delete)
                return delete_branches(argc, argv, delete > 1, kinds);
        else if (argc == 0)