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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 skip_dash_dash(char **argv)
{
argv++;
if (argv[0] && argv[0][0] == '-' && argv[0][1] == '-' && argv[0][2] == '\0')
argv++;
return argv;
}
char* FAST_FUNC single_argv(char **argv)
{
argv = skip_dash_dash(argv);
if (!argv[0] || argv[1])
bb_show_usage();
return argv[0];
}
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