mkfifo.c revision 27647
11590Srgrimes/* 21590Srgrimes * Copyright (c) 1990, 1993 31590Srgrimes * The Regents of the University of California. All rights reserved. 41590Srgrimes * 51590Srgrimes * Redistribution and use in source and binary forms, with or without 61590Srgrimes * modification, are permitted provided that the following conditions 71590Srgrimes * are met: 81590Srgrimes * 1. Redistributions of source code must retain the above copyright 91590Srgrimes * notice, this list of conditions and the following disclaimer. 101590Srgrimes * 2. Redistributions in binary form must reproduce the above copyright 111590Srgrimes * notice, this list of conditions and the following disclaimer in the 121590Srgrimes * documentation and/or other materials provided with the distribution. 131590Srgrimes * 3. All advertising materials mentioning features or use of this software 141590Srgrimes * must display the following acknowledgement: 151590Srgrimes * This product includes software developed by the University of 161590Srgrimes * California, Berkeley and its contributors. 171590Srgrimes * 4. Neither the name of the University nor the names of its contributors 181590Srgrimes * may be used to endorse or promote products derived from this software 191590Srgrimes * without specific prior written permission. 201590Srgrimes * 211590Srgrimes * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 221590Srgrimes * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 231590Srgrimes * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 241590Srgrimes * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 251590Srgrimes * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 261590Srgrimes * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 271590Srgrimes * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 281590Srgrimes * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 291590Srgrimes * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 301590Srgrimes * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 311590Srgrimes * SUCH DAMAGE. 321590Srgrimes */ 331590Srgrimes 341590Srgrimes#ifndef lint 3527647Scharnierstatic const char copyright[] = 361590Srgrimes"@(#) Copyright (c) 1990, 1993\n\ 371590Srgrimes The Regents of the University of California. All rights reserved.\n"; 381590Srgrimes#endif /* not lint */ 391590Srgrimes 401590Srgrimes#ifndef lint 4127647Scharnier#if 0 421590Srgrimesstatic char sccsid[] = "@(#)mkfifo.c 8.2 (Berkeley) 1/5/94"; 4327647Scharnier#endif 4427647Scharnierstatic const char rcsid[] = 4527647Scharnier "$Id$"; 461590Srgrimes#endif /* not lint */ 471590Srgrimes 481590Srgrimes#include <sys/types.h> 491590Srgrimes#include <sys/stat.h> 501590Srgrimes 5127647Scharnier#include <err.h> 521590Srgrimes#include <stdio.h> 531590Srgrimes#include <string.h> 5427647Scharnier#include <unistd.h> 551590Srgrimes 5627647Scharnierstatic void usage __P((void)); 5727647Scharnier 581590Srgrimesint 591590Srgrimesmain(argc, argv) 601590Srgrimes int argc; 611590Srgrimes char *argv[]; 621590Srgrimes{ 631590Srgrimes extern int optind; 641590Srgrimes int ch, exitval; 651590Srgrimes 6624360Simp while ((ch = getopt(argc, argv, "")) != -1) 671590Srgrimes switch(ch) { 681590Srgrimes case '?': 691590Srgrimes default: 701590Srgrimes usage(); 711590Srgrimes } 721590Srgrimes argc -= optind; 731590Srgrimes argv += optind; 741590Srgrimes if (argv[0] == NULL) 751590Srgrimes usage(); 761590Srgrimes 771590Srgrimes for (exitval = 0; *argv != NULL; ++argv) 781590Srgrimes if (mkfifo(*argv, S_IRWXU | S_IRWXG | S_IRWXO) < 0) { 791590Srgrimes warn("%s", *argv); 801590Srgrimes exitval = 1; 811590Srgrimes } 821590Srgrimes exit(exitval); 831590Srgrimes} 841590Srgrimes 8527647Scharnierstatic void 861590Srgrimesusage() 871590Srgrimes{ 881590Srgrimes (void)fprintf(stderr, "usage: mkfifo fifoname ...\n"); 891590Srgrimes exit(1); 901590Srgrimes} 91