sysdeps/unix/sysv/linux/tcflow.c

   1 /* tcflow -- Suspend or restart transmission on termios file descriptor.
   2    Copyright (C) 1993,1997,2005 Free Software Foundation, Inc.
   3    This file is part of the GNU C Library.
   4
   5    The GNU C Library is free software; you can redistribute it and/or
   6    modify it under the terms of the GNU Lesser General Public
   7    License as published by the Free Software Foundation; either
   8    version 2.1 of the License, or (at your option) any later version.
   9
  10    The GNU C Library is distributed in the hope that it will be useful,
  11    but WITHOUT ANY WARRANTY; without even the implied warranty of
  12    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13    Lesser General Public License for more details.
  14
  15    You should have received a copy of the GNU Lesser General Public
  16    License along with the GNU C Library; if not, write to the Free
  17    Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
  18    02111-1307 USA.  */
  19
  20 #include <errno.h>
  21 #include <termios.h>
  22 #include <sys/ioctl.h>
  23
  24 /* Suspend or restart transmission on FD.  */
  25 int
  26 tcflow (fd, action)
  27      int fd;
  28      int action;
  29 {
  30   return __ioctl (fd, TCXONC, action);
  31 }