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/* vi: set sw=4 ts=4: */
/*
* Mini basename implementation for busybox
*
* Copyright (C) 1999,2000 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 "internal.h"
#include <stdio.h>
const char *basename_usage="basename FILE [SUFFIX]\n"
#ifndef BB_FEATURE_TRIVIAL_HELP
"\nStrips directory path and suffixes from FILE.\n"
"If specified, also removes any trailing SUFFIX.\n"
#endif
;
extern int basename_main(int argc, char **argv)
{
int m, n;
char *s, *s1;
if ((argc < 2) || (**(argv + 1) == '-')) {
usage(basename_usage);
}
argv++;
s1=*argv+strlen(*argv)-1;
while (s1 && *s1 == '/') {
*s1 = '\0';
s1--;
}
s = strrchr(*argv, '/');
if (s==NULL) s=*argv;
else s++;
if (argc>2) {
argv++;
n = strlen(*argv);
m = strlen(s);
if (m>=n && strncmp(s+m-n, *argv, n)==0)
s[m-n] = '\0';
}
printf("%s\n", s);
return(TRUE);
}
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