termios/cfmakeraw.c

   1 /* Copyright (C) 1992, 1996, 1997 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 Lesser General Public
   6    License as published by the Free Software Foundation; either
   7    version 2.1 of the 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    Lesser General Public License for more details.
  13
  14    You should have received a copy of the GNU Lesser General Public
  15    License along with the GNU C Library; if not, write to the Free
  16    Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
  17    02111-1307 USA.  */
  18
  19 #include <termios.h>
  20
  21 /* Set *T to indicate raw mode.  */
  22 void
  23 cfmakeraw (t)
  24      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 }