builtin-check-ref-format.con commit add tests for git diff --submodule (86140d5)
   1/*
   2 * GIT - The information manager from hell
   3 */
   4
   5#include "cache.h"
   6#include "refs.h"
   7#include "builtin.h"
   8#include "strbuf.h"
   9
  10int cmd_check_ref_format(int argc, const char **argv, const char *prefix)
  11{
  12        if (argc == 3 && !strcmp(argv[1], "--branch")) {
  13                struct strbuf sb = STRBUF_INIT;
  14
  15                if (strbuf_check_branch_ref(&sb, argv[2]))
  16                        die("'%s' is not a valid branch name", argv[2]);
  17                printf("%s\n", sb.buf + 11);
  18                exit(0);
  19        }
  20        if (argc != 2)
  21                usage("git check-ref-format refname");
  22        return !!check_ref_format(argv[1]);
  23}