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115 lines
3.2 KiB
C
115 lines
3.2 KiB
C
/*
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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. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the University of
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* California, Berkeley and its contributors.
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* 4. 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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#ifndef lint
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static const char copyright[] =
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"@(#) Copyright (c) 1990, 1993\n\
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The Regents of the University of California. All rights reserved.\n";
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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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#endif /* not lint */
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#include <sys/cdefs.h>
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__FBSDID("$FreeBSD$");
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#include <sys/types.h>
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#include <sys/stat.h>
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#include <err.h>
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#include <errno.h>
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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 <unistd.h>
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#define BASEMODE S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | \
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S_IROTH | S_IWOTH
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static void usage(void);
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static int f_mode;
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int
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main(int argc, char *argv[])
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{
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const char *modestr = NULL;
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const void *modep;
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mode_t fifomode;
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int ch, exitval;
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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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f_mode = 1;
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modestr = optarg;
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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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if (f_mode) {
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umask(0);
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errno = 0;
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if ((modep = setmode(modestr)) == NULL) {
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if (errno)
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err(1, "setmode");
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errx(1, "invalid file mode: %s", modestr);
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}
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fifomode = getmode(modep, BASEMODE);
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} else {
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fifomode = BASEMODE;
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}
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for (exitval = 0; *argv != NULL; ++argv)
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if (mkfifo(*argv, fifomode) < 0) {
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warn("%s", *argv);
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exitval = 1;
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}
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exit(exitval);
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}
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static void
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usage(void)
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{
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(void)fprintf(stderr, "usage: mkfifo [-m mode] fifo_name ...\n");
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exit(1);
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}
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