cmd/link/link.c

/*
 * CDDL HEADER START
 *
 * The contents of this file are subject to the terms of the
 * Common Development and Distribution License, Version 1.0 only
 * (the "License").  You may not use this file except in compliance
 * with the License.
 *
 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
 * or http://www.opensolaris.org/os/licensing.
 * See the License for the specific language governing permissions
 * and limitations under the License.
 *
 * When distributing Covered Code, include this CDDL HEADER in each
 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
 * If applicable, add the following below this CDDL HEADER, with the
 * fields enclosed by brackets "[]" replaced with your own identifying
 * information: Portions Copyright [yyyy] [name of copyright owner]
 *
 * CDDL HEADER END
 */
/*
 * Copyright 2003 Sun Microsystems, Inc.  All rights reserved.
 * Use is subject to license terms.
 */

#pragma ident   "%Z%%M% %I% %E% SMI"

/*  Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T */
/*    All Rights Reserved   */


#include <stdio.h>
#include <stdlib.h>
#include <locale.h>
#include <unistd.h>
#include <strings.h>

int
main(int argc, char *argv[])
{
    char *use;
    int res, c;

    (void) setlocale(LC_ALL, "");
#if !defined(TEXT_DOMAIN)       /* Should be defined by cc -D */
#define TEXT_DOMAIN "SYS_TEST"  /* Use this only if it weren't */
#endif
    (void) textdomain(TEXT_DOMAIN);

    use = gettext("Usage: /usr/sbin/link from to\n");

    while ((c = getopt(argc, argv, "")) != EOF)
        switch (c) {
            case '?':
            (void) write(STDERR_FILENO, use, strlen(use));
            exit(1);
        }
    if (argc - optind != 2) {
        (void) write(STDERR_FILENO, use, strlen(use));
        exit(1);
    }

    if (res = link(argv[optind], argv[optind + 1]))
        perror("link");

    return (res);
}