1 /*********************************************************************** 2 * * 3 * This software is part of the ast package * 4 * Copyright (c) 1982-2007 AT&T Knowledge Ventures * 5 * and is licensed under the * 6 * Common Public License, Version 1.0 * 7 * by AT&T Knowledge Ventures * 8 * * 9 * A copy of the License is available at * 10 * http://www.opensource.org/licenses/cpl1.0.txt * 11 * (with md5 checksum 059e8cd6165cb4c31e351f2b69388fd9) * 12 * * 13 * Information and Software Systems Research * 14 * AT&T Research * 15 * Florham Park NJ * 16 * * 17 * David Korn <dgk@research.att.com> * 18 * * 19 ***********************************************************************/ 20 #pragma prototyped 21 22 #ifndef _terminal_ 23 #define _terminal_ 1 24 25 #include "FEATURE/ttys" 26 /* 27 * terminal interface 28 * complicated by the fact that there are so many variations 29 * This will use POSIX <termios.h> interface where available 30 */ 31 32 #ifdef _hdr_termios 33 # include <termios.h> 34 # if __sgi__ || sgi /* special hack to eliminate ^M problem */ 35 # ifndef ECHOCTL 36 # define ECHOCTL ECHOE 37 # endif /* ECHOCTL */ 38 # ifndef CNSUSP 39 # define CNSUSP CNSWTCH 40 # endif /* CNSUSP */ 41 # endif /* sgi */ 42 # ifdef _NEXT_SOURCE 43 # define _lib_tcgetattr 1 44 # define _lib_tcgetpgrp 1 45 # endif /* _NEXT_SOURCE */ 46 #else 47 # if defined(_sys_termios) && defined(_lib_tcgetattr) 48 # include <sys/termios.h> 49 # define _hdr_termios 50 # else 51 # undef _sys_termios 52 # endif /* _sys_termios */ 53 #endif /* _hdr_termios */ 54 55 #ifdef _hdr_termios 56 # undef _hdr_sgtty 57 # undef tcgetattr 58 # undef tcsetattr 59 # undef tcgetpgrp 60 # undef tcsetpgrp 61 # undef cfgetospeed 62 # ifndef TCSANOW 63 # define TCSANOW TCSETS 64 # define TCSADRAIN TCSETSW 65 # define TCSAFLUSH TCSETSF 66 # endif /* TCSANOW */ 67 /* The following corrects bugs in some implementations */ 68 # if defined(TCSADFLUSH) && !defined(TCSAFLUSH) 69 # define TCSAFLUSH TCSADFLUSH 70 # endif /* TCSADFLUSH */ 71 # ifndef _lib_tcgetattr 72 # undef tcgetattr 73 # define tcgetattr(fd,tty) ioctl(fd, TCGETS, tty) 74 # undef tcsetattr 75 # define tcsetattr(fd,action,tty) ioctl(fd, action, tty) 76 # undef cfgetospeed 77 # define cfgetospeed(tp) ((tp)->c_cflag & CBAUD) 78 # endif /* _lib_tcgetattr */ 79 # undef TIOCGETC 80 # if SHOPT_OLDTERMIO /* use both termios and termio */ 81 # ifdef _hdr_termio 82 # include <termio.h> 83 # else 84 # ifdef _sys_termio 85 # include <sys/termio.h> 86 # define _hdr_termio 1 87 # else 88 # undef SHOPT_OLDTERMIO 89 # endif /* _sys_termio */ 90 # endif /* _hdr_termio */ 91 # endif /* SHOPT_OLDTERMIO */ 92 #else 93 # define cfgetospeed(tp) ((tp)->c_cflag & CBAUD) 94 # undef SHOPT_OLDTERMIO 95 # ifdef _hdr_termio 96 # include <termio.h> 97 # else 98 # ifdef _sys_termio 99 # include <sys/termio.h> 100 # define _hdr_termio 1 101 # endif /* _sys_termio */ 102 # endif /* _hdr_termio */ 103 # ifdef _hdr_termio 104 # define termios termio 105 # undef TIOCGETC 106 # define tcgetattr(fd,tty) ioctl(fd, TCGETA, tty) 107 # define tcsetattr(fd,action,tty) ioctl(fd, action, tty) 108 109 # ifdef _sys_bsdtty 110 # include <sys/bsdtty.h> 111 # endif /* _sys_bsdtty */ 112 # else 113 # ifdef _hdr_sgtty 114 # include <sgtty.h> 115 # ifndef LPENDIN 116 # ifdef _sys_nttyio 117 # include <sys/nttyio.h> 118 # endif /* _sys_nttyio */ 119 # endif /* LPENDIN */ 120 # define termios sgttyb 121 # ifdef TIOCSETN 122 # undef TCSETAW 123 # endif /* TIOCSETN */ 124 # ifdef TIOCGETP 125 # define tcgetattr(fd,tty) ioctl(fd, TIOCGETP, tty) 126 # define tcsetattr(fd,action,tty) ioctl(fd, action, tty) 127 # else 128 # define tcgetattr(fd,tty) gtty(fd, tty) 129 # define tcsetattr(fd,action,tty) stty(fd, tty) 130 # endif /* TIOCGETP */ 131 # endif /* _hdr_sgtty */ 132 # endif /* hdr_termio */ 133 134 # ifndef TCSANOW 135 # ifdef TCSETAW 136 # define TCSANOW TCSETA 137 # ifdef u370 138 /* delays are too long, don't wait for output to drain */ 139 # define TCSADRAIN TCSETA 140 # else 141 # define TCSADRAIN TCSETAW 142 # endif /* u370 */ 143 # define TCSAFLUSH TCSETAF 144 # else 145 # ifdef TIOCSETN 146 # define TCSANOW TIOCSETN 147 # define TCSADRAIN TIOCSETN 148 # define TCSAFLUSH TIOCSETP 149 # endif /* TIOCSETN */ 150 # endif /* TCSETAW */ 151 # endif /* TCSANOW */ 152 #endif /* _hdr_termios */ 153 154 /* set ECHOCTL if driver can echo control charaters as ^c */ 155 #ifdef LCTLECH 156 # ifndef ECHOCTL 157 # define ECHOCTL LCTLECH 158 # endif /* !ECHOCTL */ 159 #endif /* LCTLECH */ 160 #ifdef LNEW_CTLECH 161 # ifndef ECHOCTL 162 # define ECHOCTL LNEW_CTLECH 163 # endif /* !ECHOCTL */ 164 #endif /* LNEW_CTLECH */ 165 #ifdef LNEW_PENDIN 166 # ifndef PENDIN 167 # define PENDIN LNEW_PENDIN 168 # endif /* !PENDIN */ 169 #endif /* LNEW_PENDIN */ 170 #ifndef ECHOCTL 171 # ifndef VEOL 172 # define RAWONLY 1 173 # endif /* !VEOL */ 174 #endif /* !ECHOCTL */ 175 176 #ifdef _sys_filio 177 # ifndef FIONREAD 178 # include <sys/filio.h> 179 # endif /* FIONREAD */ 180 #endif /* _sys_filio */ 181 /* set FIORDCHK if you can check for characters in input queue */ 182 #ifdef FIONREAD 183 # ifndef FIORDCHK 184 # define FIORDCHK FIONREAD 185 # endif /* !FIORDCHK */ 186 #endif /* FIONREAD */ 187 188 extern int tty_alt(int); 189 extern void tty_cooked(int); 190 extern int tty_get(int,struct termios*); 191 extern int tty_raw(int,int); 192 extern int tty_check(int); 193 extern int tty_set(int, int, struct termios*); 194 195 #endif /* _terminal_ */ 196