| Denys Vlasenko | e992bae | 2009-11-28 15:18:53 +0100 | [diff] [blame] | 1 | /* vi: set sw=4 ts=4: */ |
| 2 | /* |
| 3 | * Utility routines. |
| 4 | * |
| 5 | * Copyright (C) 2009 Denys Vlasenko |
| 6 | * |
| Denys Vlasenko | 0ef64bd | 2010-08-16 20:14:46 +0200 | [diff] [blame] | 7 | * Licensed under GPLv2, see file LICENSE in this source tree. |
| Denys Vlasenko | e992bae | 2009-11-28 15:18:53 +0100 | [diff] [blame] | 8 | */ |
| 9 | #include "libbb.h" |
| 10 | |
| 11 | char* FAST_FUNC single_argv(char **argv) |
| 12 | { |
| Denys Vlasenko | c13ee8c | 2011-04-11 03:58:30 +0200 | [diff] [blame] | 13 | if (argv[1] && strcmp(argv[1], "--") == 0) |
| 14 | argv++; |
| Denys Vlasenko | e992bae | 2009-11-28 15:18:53 +0100 | [diff] [blame] | 15 | if (!argv[1] || argv[2]) |
| 16 | bb_show_usage(); |
| 17 | return argv[1]; |
| 18 | } |