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File: [local] / src / lib / libutil / login_tty.c (download)
Revision 1.3, Mon Jun 17 07:46:02 1996 UTC (27 years, 11 months ago) by downsj
util.h: new resting place opendev.h: ok, so I merged it with util.h opendev.h: use util.h everything else: use "util.h" |
/* $OpenBSD: login_tty.c,v 1.3 1996/06/17 07:46:02 downsj Exp $ */ /*- * Copyright (c) 1990, 1993 * The Regents of the University of California. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 3. All advertising materials mentioning features or use of this software * must display the following acknowledgement: * This product includes software developed by the University of * California, Berkeley and its contributors. * 4. 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 BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. */ #if defined(LIBC_SCCS) && !defined(lint) /* from: static char sccsid[] = "@(#)login_tty.c 8.1 (Berkeley) 6/4/93"; */ static char *rcsid = "$Id: login_tty.c,v 1.3 1996/06/17 07:46:02 downsj Exp $"; #endif /* LIBC_SCCS and not lint */ #include <sys/param.h> #include <sys/ioctl.h> #include <unistd.h> #include "util.h" int login_tty(fd) int fd; { (void) setsid(); if (ioctl(fd, TIOCSCTTY, (char *)NULL) == -1) return (-1); (void) dup2(fd, 0); (void) dup2(fd, 1); (void) dup2(fd, 2); if (fd > 2) (void) close(fd); return (0); }