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/* vi: set sw=4 ts=4: */
/*
* Mini dirname implementation for busybox
*
* Copyright (C) 1999,2000,2001 by Lineo, inc.
* Written by Erik Andersen <andersen@lineo.com>, <andersee@debian.org>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
*/
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "busybox.h"
extern int dirname_main(int argc, char **argv)
{
char* s;
if ((argc < 2) || (**(argv + 1) == '-'))
show_usage();
argv++;
s=*argv+strlen(*argv)-1;
while (s != *argv && *s == '/') {
*s-- = '\0';
}
s = strrchr(*argv, '/');
if (s != NULL && s == *argv)
s[1] = '\0';
else if (s != NULL)
*s = '\0';
puts(s ? *argv : ".");
return EXIT_SUCCESS;
}
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