termios/cfmakeraw.c

   1 /* Copyright (C) 1992, 1996 Free Software Foundation, Inc.
   2 This file is part of the GNU C Library.
   3
   4 The GNU C Library is free software; you can redistribute it and/or
   5 modify it under the terms of the GNU Library General Public License as
   6 published by the Free Software Foundation; either version 2 of the
   7 License, or (at your option) any later version.
   8
   9 The GNU C Library is distributed in the hope that it will be useful,
  10 but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12 Library General Public License for more details.
  13
  14 You should have received a copy of the GNU Library General Public
  15 License along with the GNU C Library; see the file COPYING.LIB.  If
  16 not, write to the Free Software Foundation, Inc., 675 Mass Ave,
  17 Cambridge, MA 02139, USA.  */
  18
  19 #include <ansidecl.h>
  20 #include <termios.h>
  21
  22 /* Set *T to indicate raw mode.  */
  23 void
  24 DEFUN(cfmakeraw, (termios_p), struct termios *t)
  25 {
  26   t->c_iflag &= ~(IGNBRK|BRKINT|PARMRK|ISTRIP|INLCR|IGNCR|ICRNL|IXON);
  27   t->c_oflag &= ~OPOST;
  28   t->c_lflag &= ~(ECHO|ECHONL|ICANON|ISIG|IEXTEN);
  29   t->c_cflag &= ~(CSIZE|PARENB);
  30   t->c_cflag |= CS8;
  31   t->c_cc[VMIN] = 1;            /* read returns when one char is available.  */
  32   t->c_cc[VTIME] = 0;
  33 }