blob: 226649544c1e6b0fe28a0c7e46b5fe3d56043567 [file] [log] [blame]
Mark Whitley872138d2000-10-09 18:56:47 +00001/* vi: set sw=4 ts=4: */
2/*
3 * Mini readlink implementation for busybox
4 *
5 *
Eric Andersen8ec10a92001-01-27 09:33:39 +00006 * Copyright (C) 1999,2000,2001 by Lineo, inc.
Mark Whitley872138d2000-10-09 18:56:47 +00007 * Written by Matt Kraai <kraai@alumni.carnegiemellon.edu>
8 *
9 * This program is free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License as published by
11 * the Free Software Foundation; either version 2 of the License, or
12 * (at your option) any later version.
13 *
14 * This program is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
17 * General Public License for more details.
18 *
19 * You should have received a copy of the GNU General Public License
20 * along with this program; if not, write to the Free Software
21 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
22 *
23 */
24
Mark Whitley872138d2000-10-09 18:56:47 +000025#include <errno.h>
26#include <unistd.h>
Eric Andersened3ef502001-01-27 08:24:39 +000027#include <stdlib.h>
Eric Andersencbe31da2001-02-20 06:14:08 +000028#include "busybox.h"
Mark Whitley872138d2000-10-09 18:56:47 +000029
30int readlink_main(int argc, char **argv)
31{
32 char *buf = NULL;
Mark Whitley8a633262001-04-30 18:17:00 +000033
34 /* no options, no getopt */
Mark Whitley872138d2000-10-09 18:56:47 +000035
36 if (argc != 2)
Eric Andersen67991cf2001-02-14 21:23:06 +000037 show_usage();
Mark Whitley872138d2000-10-09 18:56:47 +000038
Mark Whitley8a633262001-04-30 18:17:00 +000039 buf = xreadlink(argv[1]);
Mark Whitley872138d2000-10-09 18:56:47 +000040 puts(buf);
Mark Whitley8a633262001-04-30 18:17:00 +000041#ifdef BB_FEATURE_CLEAN_UP
42 free(buf);
43#endif
Mark Whitley872138d2000-10-09 18:56:47 +000044
45 return EXIT_SUCCESS;
46}