sysdeps/unix/sysv/linux/powerpc/ioctl.c

   1 /* Copyright (C) 1998, 2002, 2003 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 <stdarg.h>
  20 #include <termios.h>
  21 #include <unistd.h>
  22 #include <sys/ioctl.h>
  23 #include <sysdep.h>
  24
  25 /* The user-visible size of struct termios has changed.  Catch ioctl calls
  26    using the new-style struct termios, and translate them to old-style.  */
  27
  28 int
  29 __ioctl (int fd, unsigned long int request, ...)
  30 {
  31   void *arg;
  32   va_list ap;
  33   int result;
  34
  35   va_start (ap, request);
  36   arg = va_arg (ap, void *);
  37
  38   switch (request)
  39     {
  40     case TCGETS:
  41       result = tcgetattr (fd, (struct termios *) arg);
  42       break;
  43
  44     case TCSETS:
  45       result = tcsetattr (fd, TCSANOW, (struct termios *) arg);
  46       break;
  47
  48     case TCSETSW:
  49       result = tcsetattr (fd, TCSADRAIN, (struct termios *) arg);
  50       break;
  51
  52     case TCSETSF:
  53       result = tcsetattr (fd, TCSAFLUSH, (struct termios *) arg);
  54       break;
  55
  56     default:
  57       result = INLINE_SYSCALL (ioctl, 3, fd, request, arg);
  58       break;
  59     }
  60
  61   va_end (ap);
  62
  63   return result;
  64 }
  65 weak_alias (__ioctl, ioctl)