158f0484fSRodney W. Grimes /* 258f0484fSRodney W. Grimes * Copyright (c) 1988, 1993 358f0484fSRodney W. Grimes * The Regents of the University of California. All rights reserved. 458f0484fSRodney W. Grimes * 558f0484fSRodney W. Grimes * Redistribution and use in source and binary forms, with or without 658f0484fSRodney W. Grimes * modification, are permitted provided that the following conditions 758f0484fSRodney W. Grimes * are met: 858f0484fSRodney W. Grimes * 1. Redistributions of source code must retain the above copyright 958f0484fSRodney W. Grimes * notice, this list of conditions and the following disclaimer. 1058f0484fSRodney W. Grimes * 2. Redistributions in binary form must reproduce the above copyright 1158f0484fSRodney W. Grimes * notice, this list of conditions and the following disclaimer in the 1258f0484fSRodney W. Grimes * documentation and/or other materials provided with the distribution. 1358f0484fSRodney W. Grimes * 4. Neither the name of the University nor the names of its contributors 1458f0484fSRodney W. Grimes * may be used to endorse or promote products derived from this software 1558f0484fSRodney W. Grimes * without specific prior written permission. 1658f0484fSRodney W. Grimes * 1758f0484fSRodney W. Grimes * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 1858f0484fSRodney W. Grimes * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 1958f0484fSRodney W. Grimes * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 2058f0484fSRodney W. Grimes * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 2158f0484fSRodney W. Grimes * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 2258f0484fSRodney W. Grimes * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 2358f0484fSRodney W. Grimes * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 2458f0484fSRodney W. Grimes * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 2558f0484fSRodney W. Grimes * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 2658f0484fSRodney W. Grimes * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 2758f0484fSRodney W. Grimes * SUCH DAMAGE. 2858f0484fSRodney W. Grimes */ 2958f0484fSRodney W. Grimes 3058f0484fSRodney W. Grimes #if defined(LIBC_SCCS) && !defined(lint) 3158f0484fSRodney W. Grimes static char sccsid[] = "@(#)ttyslot.c 8.1 (Berkeley) 6/4/93"; 3258f0484fSRodney W. Grimes #endif /* LIBC_SCCS and not lint */ 3322626efaSDavid E. O'Brien #include <sys/cdefs.h> 3422626efaSDavid E. O'Brien __FBSDID("$FreeBSD$"); 3558f0484fSRodney W. Grimes 36046f3512SEd Schouten #include <paths.h> 3758f0484fSRodney W. Grimes #include <ttyent.h> 3858f0484fSRodney W. Grimes #include <stdio.h> 3958f0484fSRodney W. Grimes #include <string.h> 4058f0484fSRodney W. Grimes #include <unistd.h> 4158f0484fSRodney W. Grimes 4258f0484fSRodney W. Grimes int 4388b69f52SEd Schouten __ttyslot(void) 4458f0484fSRodney W. Grimes { 4522626efaSDavid E. O'Brien struct ttyent *ttyp; 4622626efaSDavid E. O'Brien int slot; 4758f0484fSRodney W. Grimes int cnt; 4858f0484fSRodney W. Grimes char *name; 4958f0484fSRodney W. Grimes 5058f0484fSRodney W. Grimes setttyent(); 5158f0484fSRodney W. Grimes for (cnt = 0; cnt < 3; ++cnt) 5251295a4dSJordan K. Hubbard if ( (name = ttyname(cnt)) ) { 53046f3512SEd Schouten if (strncmp(name, _PATH_DEV, sizeof _PATH_DEV - 1) != 0) 54046f3512SEd Schouten break; 55046f3512SEd Schouten name += sizeof _PATH_DEV - 1; 5651295a4dSJordan K. Hubbard for (slot = 1; (ttyp = getttyent()); ++slot) 57046f3512SEd Schouten if (!strcmp(ttyp->ty_name, name)) { 5858f0484fSRodney W. Grimes endttyent(); 5958f0484fSRodney W. Grimes return(slot); 6058f0484fSRodney W. Grimes } 6158f0484fSRodney W. Grimes break; 6258f0484fSRodney W. Grimes } 6358f0484fSRodney W. Grimes endttyent(); 6458f0484fSRodney W. Grimes return(0); 6558f0484fSRodney W. Grimes } 6688b69f52SEd Schouten 6788b69f52SEd Schouten __sym_compat(ttyslot, __ttyslot, FBSD_1.0); 68