usr/src/cmd/link/link.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 2003 Sun Microsystems, Inc.  All rights reserved.
  24  * Use is subject to license terms.
  25  */
  26
  27 #pragma ident   "%Z%%M% %I%     %E% SMI"
  28
  29 /*      Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T */
  30 /*        All Rights Reserved   */
  31
  32
  33 #include <stdio.h>
  34 #include <stdlib.h>
  35 #include <locale.h>
  36 #include <unistd.h>
  37 #include <strings.h>
  38
  39 int
  40 main(int argc, char *argv[])
  41 {
  42         char *use;
  43         int res, c;
  44
  45         (void) setlocale(LC_ALL, "");
  46 #if !defined(TEXT_DOMAIN)               /* Should be defined by cc -D */
  47 #define TEXT_DOMAIN     "SYS_TEST"      /* Use this only if it weren't */
  48 #endif
  49         (void) textdomain(TEXT_DOMAIN);
  50
  51         use = gettext("Usage: /usr/sbin/link from to\n");
  52
  53         while ((c = getopt(argc, argv, "")) != EOF)
  54                 switch (c) {
  55                         case '?':
  56                         (void) write(STDERR_FILENO, use, strlen(use));
  57                         exit(1);
  58                 }
  59         if (argc - optind != 2) {
  60                 (void) write(STDERR_FILENO, use, strlen(use));
  61                 exit(1);
  62         }
  63
  64         if (res = link(argv[optind], argv[optind + 1]))
  65                 perror("link");
  66
  67         return (res);
  68 }