LXR busybox/libbb/single

   1/* vi: set sw=4 ts=4: */
   2/*
   3 * Utility routines.
   4 *
   5 * Copyright (C) 2009 Denys Vlasenko
   6 *
   7 * Licensed under GPLv2, see file LICENSE in this source tree.
   8 */
   9#include "libbb.h"
  10
  11char* FAST_FUNC single_argv(char **argv)
  12{
  13        if (argv[1] && strcmp(argv[1], "--") == 0)
  14                argv++;
  15        if (!argv[1] || argv[2])
  16                bb_show_usage();
  17        return argv[1];
  18}
  19