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/* vi: set sw=4 ts=4: */
/*
* Utility routines.
*
* Copyright (C) 2009 Denys Vlasenko
*
* Licensed under GPLv2, see file LICENSE in this source tree.
*/
#include "libbb.h"
char* FAST_FUNC single_argv(char **argv)
{
if (argv[1] && strcmp(argv[1], "--") == 0)
argv++;
if (!argv[1] || argv[2])
bb_show_usage();
return argv[1];
}
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