115 lines
3.5 KiB
C
115 lines
3.5 KiB
C
/*
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* Copyright (c) 1987, 1993
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* The Regents of the University of California. All rights reserved.
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* (c) UNIX System Laboratories, Inc.
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* All or some portions of this file are derived from material licensed
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* to the University of California by American Telephone and Telegraph
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* Co. or Unix System Laboratories, Inc. and are reproduced herein with
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* the permission of UNIX System Laboratories, Inc.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the University of
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* California, Berkeley and its contributors.
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* 4. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* Modified Fri Mar 10 20:27:19 1995, faith@cs.unc.edu, for Linux
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* Modified Mon Jul 1 18:14:10 1996, janl@ifi.uio.no, writing to stdout
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* as suggested by Michael Meskes <meskes@Informatik.RWTH-Aachen.DE>
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*
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* 1999-02-22 Arkadiusz Mi<4D>kiewicz <misiek@pld.ORG.PL>
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* - added Native Language Support
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*
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*
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*/
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#include <sys/types.h>
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#include <sys/stat.h>
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#include <errno.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <unistd.h>
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#include <err.h>
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#include "nls.h"
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int
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main(argc, argv)
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int argc;
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char *argv[];
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{
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struct stat sb;
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char *tty;
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int ch;
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setlocale(LC_ALL, "");
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bindtextdomain(PACKAGE, LOCALEDIR);
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textdomain(PACKAGE);
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while ((ch = getopt(argc, argv, "")) != -1)
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switch (ch) {
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case '?':
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default:
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goto usage;
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}
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argc -= optind;
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argv += optind;
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if ((tty = ttyname(STDERR_FILENO)) == NULL)
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err(1, "ttyname");
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if (stat(tty, &sb) < 0)
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err(1, "%s", tty);
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if (*argv == NULL) {
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if (sb.st_mode & (S_IWGRP | S_IWOTH)) {
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(void)fprintf(stdout, _("is y\n"));
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exit(0);
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}
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(void)fprintf(stdout, _("is n\n"));
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exit(1);
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}
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switch (*argv[0]) {
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case 'y':
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#ifdef USE_TTY_GROUP
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if (chmod(tty, sb.st_mode | S_IWGRP) < 0)
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err(1, "%s", tty);
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#else
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if (chmod(tty, sb.st_mode | S_IWGRP | S_IWOTH) < 0)
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err(1, "%s", tty);
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#endif
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exit(0);
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case 'n':
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if (chmod(tty, sb.st_mode & ~(S_IWGRP|S_IWOTH)) < 0)
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err(1, "%s", tty);
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exit(1);
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}
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usage: (void)fprintf(stderr, _("usage: mesg [y | n]\n"));
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exit(2);
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}
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