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71 lines
1.7 KiB
C
71 lines
1.7 KiB
C
/* vi: set sw=4 ts=4: */
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/*
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* Mini mkfifo implementation for busybox
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*
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* Copyright (C) 1999 by Randolph Chung <tausq@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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#include <sys/types.h>
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#include <sys/stat.h>
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#include <errno.h>
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static const char mkfifo_usage[] = "mkfifo [OPTIONS] name\n"
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#ifndef BB_FEATURE_TRIVIAL_HELP
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"\nCreates a named pipe (identical to 'mknod name p')\n\n"
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"Options:\n"
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"\t-m\tcreate the pipe using the specified mode (default a=rw)\n"
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#endif
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;
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extern int mkfifo_main(int argc, char **argv)
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{
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char *thisarg;
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mode_t mode = 0666;
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argc--;
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argv++;
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/* Parse any options */
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while (argc > 1) {
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if (**argv != '-')
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usage(mkfifo_usage);
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thisarg = *argv;
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thisarg++;
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switch (*thisarg) {
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case 'm':
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argc--;
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argv++;
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parse_mode(*argv, &mode);
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break;
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default:
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usage(mkfifo_usage);
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}
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argc--;
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argv++;
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}
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if (argc < 1 || *argv[0] == '-')
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usage(mkfifo_usage);
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if (mkfifo(*argv, mode) < 0) {
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perror("mkfifo");
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exit(255);
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}
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return(TRUE);
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}
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