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59b9e87024
* zcat works again (wasn't working since option parsing was broken) * more doc updates/more support for BB_FEATURE_SIMPLE_HELP -Erik
50 lines
1.4 KiB
C
50 lines
1.4 KiB
C
/* vi: set sw=4 ts=4: */
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/*
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* Mini dirname implementation for busybox
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*
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* Copyright (C) 2000 by Lineo, inc.
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* Written by Erik Andersen <andersen@lineo.com>, <andersee@debian.org>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*
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*/
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#include "internal.h"
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#include <stdio.h>
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extern int dirname_main(int argc, char **argv)
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{
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char* s;
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if ((argc < 2) || (**(argv + 1) == '-')) {
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usage("dirname [FILENAME ...]\n"
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#ifndef BB_FEATURE_TRIVIAL_HELP
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"\nStrips non-directory suffix from FILENAME\n"
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#endif
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);
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}
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argv++;
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s=*argv+strlen(*argv)-1;
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while (s && *s == '/') {
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*s = '\0';
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s=*argv+strlen(*argv)-1;
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}
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s = strrchr(*argv, '/');
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if (s && *s)
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*s = '\0';
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printf("%s\n", (s)? *argv : ".");
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exit(TRUE);
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}
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