/* * Copyright (c) 1990 Regents of the University of California. * All rights reserved. * * Redistribution and use in source and binary forms are permitted * provided that: (1) source distributions retain this entire copyright * notice and comment, and (2) distributions including binaries display * the following acknowledgement: ``This product includes software * developed by the University of California, Berkeley and its contributors'' * in the documentation or other materials provided with the distribution * and in all advertising materials mentioning features or use of this * software. Neither the name of the University nor the names of its * contributors may be used to endorse or promote products derived * from this software without specific prior written permission. * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. */ #ifndef lint char copyright[] = "@(#) Copyright (c) 1990 Regents of the University of California.\n\ All rights reserved.\n"; #endif /* not lint */ #ifndef lint static char sccsid[] = "@(#)mkfifo.c 5.3 (Berkeley) 6/1/90"; #endif /* not lint */ #include <sys/types.h> #include <sys/stat.h> #include <errno.h> #include <stdio.h> #include <string.h> main(argc, argv) int argc; char **argv; { extern int errno, optind; int ch, exitval, pflag; pflag = 0; while ((ch = getopt(argc, argv, "p")) != EOF) switch(ch) { case 'p': pflag = 1; break; case '?': default: usage(); } if (!*(argv += optind)) usage(); for (exitval = 0; *argv; ++argv) { if (pflag && build(*argv)) { exitval |= 1; continue; } if (mkfifo(*argv, 0777) < 0) { (void)fprintf(stderr, "mkfifo: %s: %s\n", *argv, strerror(errno)); exitval |= 1; } } exit(exitval); } build(path) char *path; { register char *p; struct stat sb; for (p = path; *p; p++) { if (*p != '/') continue; if (stat(path, &sb)) { if (errno != ENOENT || mkdir(path, 0777) < 0) { (void)fprintf(stderr, "mkdir: %s: %s\n", path, strerror(errno)); return(1); } } *p = '/'; } return(0); } usage() { (void)fprintf(stderr, "usage: mkfifo [-p] fifoname ...\n"); exit(1); }