mkfifo.c revision 27647
126236Swpaul/* 226236Swpaul * Copyright (c) 1990, 1993 326236Swpaul * The Regents of the University of California. All rights reserved. 426236Swpaul * 526236Swpaul * Redistribution and use in source and binary forms, with or without 626236Swpaul * modification, are permitted provided that the following conditions 726236Swpaul * are met: 826236Swpaul * 1. Redistributions of source code must retain the above copyright 926236Swpaul * notice, this list of conditions and the following disclaimer. 1026236Swpaul * 2. Redistributions in binary form must reproduce the above copyright 1126236Swpaul * notice, this list of conditions and the following disclaimer in the 1226236Swpaul * documentation and/or other materials provided with the distribution. 1326236Swpaul * 3. All advertising materials mentioning features or use of this software 1426236Swpaul * must display the following acknowledgement: 1526236Swpaul * This product includes software developed by the University of 1626236Swpaul * California, Berkeley and its contributors. 1726236Swpaul * 4. Neither the name of the University nor the names of its contributors 1826236Swpaul * may be used to endorse or promote products derived from this software 1926236Swpaul * without specific prior written permission. 2026236Swpaul * 2126236Swpaul * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 2226236Swpaul * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 2326236Swpaul * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 2426236Swpaul * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 2526236Swpaul * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 2626236Swpaul * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 2726236Swpaul * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 2826236Swpaul * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 2926236Swpaul * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 3026236Swpaul * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 3126236Swpaul * SUCH DAMAGE. 3226236Swpaul */ 3326236Swpaul 3426236Swpaul#ifndef lint 3526236Swpaulstatic const char copyright[] = 3626236Swpaul"@(#) Copyright (c) 1990, 1993\n\ 3726236Swpaul The Regents of the University of California. All rights reserved.\n"; 3826236Swpaul#endif /* not lint */ 39114601Sobrien 40114601Sobrien#ifndef lint 4130378Scharnier#if 0 4226236Swpaulstatic char sccsid[] = "@(#)mkfifo.c 8.2 (Berkeley) 1/5/94"; 4326236Swpaul#endif 4426236Swpaulstatic const char rcsid[] = 4526236Swpaul "$Id$"; 4626236Swpaul#endif /* not lint */ 4726236Swpaul 4826236Swpaul#include <sys/types.h> 4926236Swpaul#include <sys/stat.h> 5026236Swpaul 5126236Swpaul#include <err.h> 5226236Swpaul#include <stdio.h> 5326236Swpaul#include <string.h> 5426236Swpaul#include <unistd.h> 5526236Swpaul 5626236Swpaulstatic void usage __P((void)); 5726236Swpaul 5826236Swpaulint 5926236Swpaulmain(argc, argv) 6026236Swpaul int argc; 6126236Swpaul char *argv[]; 6226236Swpaul{ 6326236Swpaul extern int optind; 6426236Swpaul int ch, exitval; 6526236Swpaul 6626236Swpaul while ((ch = getopt(argc, argv, "")) != -1) 6790298Sdes switch(ch) { 6890298Sdes case '?': 6926236Swpaul default: 7026236Swpaul usage(); 7126236Swpaul } 7226236Swpaul argc -= optind; 7326236Swpaul argv += optind; 7426236Swpaul if (argv[0] == NULL) 7526236Swpaul usage(); 7626236Swpaul 7726236Swpaul for (exitval = 0; *argv != NULL; ++argv) 7826236Swpaul if (mkfifo(*argv, S_IRWXU | S_IRWXG | S_IRWXO) < 0) { 7926236Swpaul warn("%s", *argv); 8026236Swpaul exitval = 1; 8126236Swpaul } 8226236Swpaul exit(exitval); 8326236Swpaul} 8426236Swpaul 8526236Swpaulstatic void 8626236Swpaulusage() 8726236Swpaul{ 8826236Swpaul (void)fprintf(stderr, "usage: mkfifo fifoname ...\n"); 8926236Swpaul exit(1); 9026236Swpaul} 9126236Swpaul