111 lines
3.2 KiB
C
111 lines
3.2 KiB
C
/* $NetBSD: mkfifo.c,v 1.12 2008/07/21 14:19:24 lukem Exp $ */
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/*
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* Copyright (c) 1990, 1993
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* The Regents of the University of California. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#include <sys/cdefs.h>
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#ifndef lint
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__COPYRIGHT("@(#) Copyright (c) 1990, 1993\
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The Regents of the University of California. All rights reserved.");
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#endif /* not lint */
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#ifndef lint
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#if 0
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static char sccsid[] = "@(#)mkfifo.c 8.2 (Berkeley) 1/5/94";
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#endif
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__RCSID("$NetBSD: mkfifo.c,v 1.12 2008/07/21 14:19:24 lukem Exp $");
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#endif /* not lint */
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <locale.h>
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#include <errno.h>
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#include <sys/types.h>
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#include <sys/stat.h>
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#include <unistd.h>
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#include <err.h>
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int main __P((int, char **));
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static void usage __P((void));
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int
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main(argc, argv)
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int argc;
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char *argv[];
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{
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int ch, exitval;
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void *set;
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mode_t mode;
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setlocale (LC_ALL, "");
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/* The default mode is the value of the bitwise inclusive or of
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S_IRUSR, S_IWUSR, S_IRGRP, S_IWGRP, S_IROTH, and S_IWOTH
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modified by the file creation mask */
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mode = 0666 & ~umask(0);
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while ((ch = getopt(argc, argv, "m:")) != -1)
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switch(ch) {
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case 'm':
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if (!(set = setmode(optarg))) {
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err(1, "Cannot set file mode `%s'", optarg);
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/* NOTREACHED */
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}
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/* In symbolic mode strings, the + and - operators are
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interpreted relative to an assumed initial mode of
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a=rw. */
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mode = getmode(set, 0666);
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free(set);
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break;
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case '?':
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default:
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usage();
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}
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argc -= optind;
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argv += optind;
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if (argv[0] == NULL)
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usage();
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for (exitval = 0; *argv; ++argv) {
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if (mkfifo(*argv, mode) < 0) {
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warn("%s", *argv);
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exitval = 1;
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}
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}
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exit(exitval);
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}
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void
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usage()
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{
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(void)fprintf(stderr, "usage: mkfifo [-m mode] fifoname ...\n");
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exit(1);
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}
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