usr/src/cmd/mkfifo/mkfifo.c

   1 /*
   2  * CDDL HEADER START
   3  *
   4  * The contents of this file are subject to the terms of the
   5  * Common Development and Distribution License, Version 1.0 only
   6  * (the "License").  You may not use this file except in compliance
   7  * with the License.
   8  *
   9  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
  10  * or http://www.opensolaris.org/os/licensing.
  11  * See the License for the specific language governing permissions
  12  * and limitations under the License.
  13  *
  14  * When distributing Covered Code, include this CDDL HEADER in each
  15  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
  16  * If applicable, add the following below this CDDL HEADER, with the
  17  * fields enclosed by brackets "[]" replaced with your own identifying
  18  * information: Portions Copyright [yyyy] [name of copyright owner]
  19  *
  20  * CDDL HEADER END
  21  */
  22 /*
  23  * Copyright 2005 Sun Microsystems, Inc.  All rights reserved.
  24  * Use is subject to license terms.
  25  */
  26
  27 /*      Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T         */
  28 /*        All Rights Reserved                                   */
  29 /*                                                              */
  30
  31 #pragma ident   "%Z%%M% %I%     %E% SMI"
  32
  33 #include        <stdlib.h>
  34 #include        <sys/types.h>
  35 #include        <sys/stat.h>
  36 #include        <stdio.h>
  37 #include        <errno.h>
  38 #include        <string.h>
  39 #include        <errno.h>
  40 #include        <locale.h>
  41 #include        <stdarg.h>
  42
  43 #define ALLRW   (S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH)
  44
  45 static void
  46 usage();
  47
  48 void
  49 errmsg(int severity, int code, char *format, ...);
  50
  51 /* from chmod:common.c: */
  52
  53 extern mode_t
  54 newmode(char *modestr, mode_t basemode, mode_t umask, char *file, char *path);
  55
  56 int
  57 main(int argc, char *argv[])
  58 {
  59         char *path;
  60         int exitval = 0;
  61         int c, i;
  62         int mflag = 0;
  63         int errflg = 0;
  64         mode_t umsk = umask(0);
  65         mode_t mode = ALLRW & (~umsk);
  66
  67         (void) setlocale(LC_ALL, "");
  68 #if     !defined(TEXT_DOMAIN)   /* Should be defined by cc -D */
  69 #define TEXT_DOMAIN "SYS_TEST"  /* Use this only if it weren't */
  70 #endif
  71         (void) textdomain(TEXT_DOMAIN);
  72
  73         if (argc < 2) {
  74                 usage();
  75                 exit(1);
  76         }
  77
  78         while ((c = getopt(argc, argv, "m:")) != EOF) {
  79                 switch (c) {
  80                 case 'm':
  81                         mflag++;
  82                         mode = newmode(optarg, ALLRW, umsk, "", "");
  83                         break;
  84
  85                 default:
  86                         errflg++;
  87                         break;
  88                 }
  89         }
  90
  91         if (argc < optind || errflg) {
  92                 usage();
  93                 exit(1);
  94         }
  95
  96         for (i = optind; i < argc; i++) {
  97                 path = argv[i];
  98                 if (mkfifo(path, mode) < 0) {
  99                         perror("mkfifo");
 100                         exitval = 1;
 101                 }
 102         }
 103
 104         return (exitval);
 105
 106 }
 107
 108 static void
 109 usage()
 110 {
 111         (void) fprintf(stderr,
 112             gettext("usage: mkfifo [-m mode] file ...\n"));
 113 }
 114
 115 /*
 116  *  errmsg - This is an interface required by the code common to mkfifo and
 117  *           chmod.  The severity parameter is ignored here, but is meaningful
 118  *           to chmod.
 119  */
 120
 121 /* ARGSUSED */
 122 /* PRINTFLIKE3 */
 123 void
 124 errmsg(int severity, int code, char *format, ...)
 125 {
 126         va_list ap;
 127
 128         va_start(ap, format);
 129
 130         (void) fprintf(stderr, "mkfifo: ");
 131         (void) vfprintf(stderr, format, ap);
 132
 133         va_end(ap);
 134
 135         if (code > 0) {
 136                 exit(code);
 137         }
 138 }