1 /* 2 * Copyright (c) 1995, 1996, 1997 Kungliga Tekniska H�gskolan 3 * (Royal Institute of Technology, Stockholm, Sweden). 4 * All rights reserved. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: 9 * 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 13 * 2. Redistributions in binary form must reproduce the above copyright 14 * notice, this list of conditions and the following disclaimer in the 15 * documentation and/or other materials provided with the distribution. 16 * 17 * 3. Neither the name of the Institute nor the names of its contributors 18 * may be used to endorse or promote products derived from this software 19 * without specific prior written permission. 20 * 21 * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND 22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 24 * ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE 25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 31 * SUCH DAMAGE. 32 */ 33 34 #include "login_locl.h" 35 36 RCSID("$Id: stty_default.c 7464 1999-12-02 17:05:13Z joda $"); 37 38 #include <termios.h> 39 40 /* HP-UX 9.0 termios doesn't define these */ 41 #ifndef FLUSHO 42 #define FLUSHO 0 43 #endif 44 45 #ifndef XTABS 46 #define XTABS 0 47 #endif 48 49 #ifndef OXTABS 50 #define OXTABS XTABS 51 #endif 52 53 /* Ultrix... */ 54 #ifndef ECHOPRT 55 #define ECHOPRT 0 56 #endif 57 58 #ifndef ECHOCTL 59 #define ECHOCTL 0 60 #endif 61 62 #ifndef ECHOKE 63 #define ECHOKE 0 64 #endif 65 66 #ifndef IMAXBEL 67 #define IMAXBEL 0 68 #endif 69 70 #define Ctl(x) ((x) ^ 0100) 71 72 void 73 stty_default(void) 74 { 75 struct termios termios; 76 77 /* 78 * Finalize the terminal settings. Some systems default to 8 bits, 79 * others to 7, so we should leave that alone. 80 */ 81 tcgetattr(0, &termios); 82 83 termios.c_iflag |= (BRKINT|IGNPAR|ICRNL|IXON|IMAXBEL); 84 termios.c_iflag &= ~IXANY; 85 86 termios.c_lflag |= (ISIG|IEXTEN|ICANON|ECHO|ECHOE|ECHOK|ECHOCTL|ECHOKE); 87 termios.c_lflag &= ~(ECHOPRT|TOSTOP|FLUSHO); 88 89 termios.c_oflag |= (OPOST|ONLCR); 90 termios.c_oflag &= ~OXTABS; 91 92 termios.c_cc[VINTR] = Ctl('C'); 93 termios.c_cc[VERASE] = Ctl('H'); 94 termios.c_cc[VKILL] = Ctl('U'); 95 termios.c_cc[VEOF] = Ctl('D'); 96 97 termios.c_cc[VSUSP] = Ctl('Z'); 98 99 tcsetattr(0, TCSANOW, &termios); 100 } 101