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1.1 ! root 1: /********************************************************************* ! 2: * COPYRIGHT NOTICE * ! 3: ********************************************************************** ! 4: * This software is copyright (C) 1982 by Pavel Curtis * ! 5: * * ! 6: * Permission is granted to reproduce and distribute * ! 7: * this file by any means so long as no fee is charged * ! 8: * above a nominal handling fee and so long as this * ! 9: * notice is always included in the copies. * ! 10: * * ! 11: * Other rights are reserved except as explicitly granted * ! 12: * by written permission of the author. * ! 13: * Pavel Curtis * ! 14: * Computer Science Dept. * ! 15: * 405 Upson Hall * ! 16: * Cornell University * ! 17: * Ithaca, NY 14853 * ! 18: * * ! 19: * Ph- (607) 256-4934 * ! 20: * * ! 21: * Pavel.Cornell@Udel-Relay (ARPAnet) * ! 22: * decvax!cornell!pavel (UUCPnet) * ! 23: *********************************************************************/ ! 24: ! 25: /* ! 26: * fixterm.c ! 27: * ! 28: * Routines: ! 29: * fixterm() ! 30: * resetterm() ! 31: * saveterm() ! 32: * gettmode() ! 33: * setterm() ! 34: * baudrate() ! 35: * erasechar() ! 36: * killchar() ! 37: * flushinp() ! 38: * savetty() ! 39: * resetty() ! 40: * ! 41: * $Log: RCS/lib_fixterm.v $ ! 42: * Revision 2.2 92/29/11 15:27:58 munk ! 43: * Conditional usage of termio ! 44: * ! 45: * Revision 2.1 82/10/25 14:47:22 pavel ! 46: * Added Copyright Notice ! 47: * ! 48: * Revision 2.0 82/10/24 15:17:36 pavel ! 49: * Beta-one Test Release ! 50: * ! 51: * Revision 1.3 82/08/23 22:30:27 pavel ! 52: * The REAL Alpha-one Release Version ! 53: * ! 54: * Revision 1.2 82/08/19 19:11:21 pavel ! 55: * Alpha Test Release One ! 56: * ! 57: * Revision 1.1 82/08/12 18:40:30 pavel ! 58: * Initial revision ! 59: * ! 60: * ! 61: */ ! 62: ! 63: #ifdef RCSHDR ! 64: static char RCSid[] = ! 65: "$Header: RCS/lib_fixterm.v Revision 2.1 82/10/25 14:47:22 pavel Exp$"; ! 66: #endif ! 67: ! 68: #include "curses.h" ! 69: #include "curses.priv.h" ! 70: #include "term.h" ! 71: #ifdef COHERENT ! 72: #ifdef USE_TERMIO ! 73: #include <termio.h> ! 74: #else ! 75: #include <sgtty.h> ! 76: #endif ! 77: #else ! 78: #include <sys/ioctl.h> ! 79: #endif ! 80: ! 81: ! 82: /* ! 83: * fixterm() ! 84: * resetterm() ! 85: * ! 86: * fixterm() establishes the tty modes contained in cur_term->Nttyb. ! 87: * resetterm() establishes those in cur_term->Ottyb. ! 88: * ! 89: */ ! 90: ! 91: fixterm() ! 92: { ! 93: #ifdef TRACE ! 94: if (_tracing) ! 95: _tracef("fixterm() called"); ! 96: #endif ! 97: #ifdef USE_TERMIO ! 98: ioctl(cur_term->Filedes, TCSETA, &cur_term->Ntermio); ! 99: #else ! 100: stty(cur_term->Filedes, &cur_term->Nttyb); ! 101: #endif ! 102: } ! 103: ! 104: ! 105: resetterm() ! 106: { ! 107: #ifdef TRACE ! 108: if (_tracing) ! 109: _tracef("resetterm() called"); ! 110: #endif ! 111: #ifdef USE_TERMIO ! 112: ioctl(cur_term->Filedes, TCSETA, &cur_term->Otermio); ! 113: #else ! 114: stty(cur_term->Filedes, &cur_term->Ottyb); ! 115: #endif ! 116: } ! 117: ! 118: ! 119: saveterm() ! 120: { ! 121: #ifdef TRACE ! 122: if (_tracing) ! 123: _tracef("saveterm() called"); ! 124: #endif ! 125: #ifdef USE_TERMIO ! 126: ioctl(cur_term->Filedes, TCGETA, &cur_term->Ntermio); ! 127: #else ! 128: gtty(cur_term->Filedes, &cur_term->Nttyb); ! 129: #endif ! 130: } ! 131: ! 132: ! 133: /* ! 134: * gettmode() ! 135: * setterm(type) ! 136: * ! 137: * These are kept around for backward compatibilty. gettmode() does ! 138: * nothing. setterm() results in a proper call to setupterm() ! 139: * ! 140: */ ! 141: gettmode() ! 142: { ! 143: #ifdef TRACE ! 144: if (_tracing) ! 145: _tracef("gettmode() called"); ! 146: #endif ! 147: } ! 148: ! 149: ! 150: setterm(type) ! 151: char *type; ! 152: { ! 153: #ifdef TRACE ! 154: if (_tracing) ! 155: _tracef("setterm() called"); ! 156: #endif ! 157: setupterm(type, 1, 0); ! 158: } ! 159: ! 160: ! 161: /* ! 162: * erasechar() ! 163: * ! 164: * Return erase character as given in cur_term->Ottyb. ! 165: * ! 166: */ ! 167: char ! 168: erasechar() ! 169: { ! 170: #ifdef TRACE ! 171: if (_tracing) ! 172: _tracef("erasechar() called"); ! 173: #endif ! 174: #ifdef USE_TERMIO ! 175: return(cur_term->Otermio.c_cc[VERASE]); ! 176: #else ! 177: return(cur_term->Ottyb.sg_erase); ! 178: #endif ! 179: } ! 180: ! 181: ! 182: /* ! 183: * killchar() ! 184: * ! 185: * Return kill character as given in cur_term->Ottyb. ! 186: * ! 187: */ ! 188: char ! 189: killchar() ! 190: { ! 191: #ifdef TRACE ! 192: if (_tracing) ! 193: _tracef("killchar() called"); ! 194: #endif ! 195: #ifdef USE_TERMIO ! 196: return(cur_term->Otermio.c_cc[VKILL]); ! 197: #else ! 198: return(cur_term->Ottyb.sg_kill); ! 199: #endif ! 200: } ! 201: ! 202: ! 203: /* ! 204: * flushinp() ! 205: * ! 206: * Flush any input on cur_term->Filedes ! 207: * ! 208: */ ! 209: flushinp() ! 210: { ! 211: #ifdef TRACE ! 212: if (_tracing) ! 213: _tracef("flushinp() called"); ! 214: #endif ! 215: #ifdef USE_TERMIO ! 216: ioctl(cur_term->Filedes, TCFLSH, 0); ! 217: #else ! 218: ioctl(cur_term->Filedes, TIOCFLUSH, 0); ! 219: #endif ! 220: ! 221: if (SP) ! 222: SP->_backcnt = 0; ! 223: } ! 224: ! 225: ! 226: /* ! 227: * int ! 228: * baudrate() ! 229: * ! 230: * Returns the current terminal's baud rate. ! 231: * ! 232: */ ! 233: static int speeds[] = ! 234: { ! 235: 0, 50, 75, 110, 134, 150, 200, 300, 600, ! 236: 1200, 1800, 2400, 4800, 9600, 19200, 38400 ! 237: }; ! 238: ! 239: int ! 240: baudrate() ! 241: { ! 242: int speed; ! 243: ! 244: #ifdef TRACE ! 245: if (_tracing) ! 246: _tracef("baudrate() called"); ! 247: #endif ! 248: #ifdef USE_TERMIO ! 249: speed = cur_term->Ntermio.c_cflag & CBAUD; ! 250: #else ! 251: speed = cur_term->Nttyb.sg_ospeed; ! 252: #endif ! 253: return speeds[speed]; ! 254: } ! 255: ! 256: ! 257: /* ! 258: ** savetty() and resetty() ! 259: ** ! 260: ** Kept around for compatibility. ! 261: ** ! 262: */ ! 263: ! 264: #ifdef USE_TERMIO ! 265: static struct termio myTermio; ! 266: #else ! 267: static struct sgttyb sgbuf; ! 268: #endif ! 269: ! 270: savetty() ! 271: { ! 272: #ifdef TRACE ! 273: if (_tracing) ! 274: _tracef("savetty() called"); ! 275: #endif ! 276: ! 277: #ifdef USE_TERMIO ! 278: ioctl(cur_term->Filedes, TCGETA, &myTermio); ! 279: #else ! 280: gtty(cur_term->Filedes, &sgbuf); ! 281: #endif ! 282: } ! 283: ! 284: ! 285: resetty() ! 286: { ! 287: #ifdef TRACE ! 288: if (_tracing) ! 289: _tracef("resetty() called"); ! 290: #endif ! 291: ! 292: #ifdef USE_TERMIO ! 293: ioctl(cur_term->Filedes, TCSETA, &myTermio); ! 294: #else ! 295: stty(cur_term->Filedes, &sgbuf); ! 296: #endif ! 297: }
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