readline/rlwinsize.h

   1 /* rlwinsize.h -- an attempt to isolate some of the system-specific defines
   2    for `struct winsize' and TIOCGWINSZ. */
   3
   4 /* Copyright (C) 1997-2009 Free Software Foundation, Inc.
   5
   6    This file is part of the GNU Readline Library (Readline), a library
   7    for reading lines of text with interactive input and history editing.
   8
   9    Readline is free software: you can redistribute it and/or modify
  10    it under the terms of the GNU General Public License as published by
  11    the Free Software Foundation, either version 3 of the License, or
  12    (at your option) any later version.
  13
  14    Readline is distributed in the hope that it will be useful,
  15    but WITHOUT ANY WARRANTY; without even the implied warranty of
  16    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17    GNU General Public License for more details.
  18
  19    You should have received a copy of the GNU General Public License
  20    along with Readline.  If not, see <http://www.gnu.org/licenses/>.
  21 */
  22
  23 #if !defined (_RLWINSIZE_H_)
  24 #define _RLWINSIZE_H_
  25
  26 #if defined (HAVE_CONFIG_H)
  27 #  include "config.h"
  28 #endif
  29
  30 /* Try to find the definitions of `struct winsize' and TIOGCWINSZ */
  31
  32 #if defined (GWINSZ_IN_SYS_IOCTL) && !defined (TIOCGWINSZ)
  33 #  include <sys/ioctl.h>
  34 #endif /* GWINSZ_IN_SYS_IOCTL && !TIOCGWINSZ */
  35
  36 #if defined (STRUCT_WINSIZE_IN_TERMIOS) && !defined (STRUCT_WINSIZE_IN_SYS_IOCTL)
  37 #  include <termios.h>
  38 #endif /* STRUCT_WINSIZE_IN_TERMIOS && !STRUCT_WINSIZE_IN_SYS_IOCTL */
  39
  40 /* Not in either of the standard places, look around. */
  41 #if !defined (STRUCT_WINSIZE_IN_TERMIOS) && !defined (STRUCT_WINSIZE_IN_SYS_IOCTL)
  42 #  if defined (HAVE_SYS_STREAM_H)
  43 #    include <sys/stream.h>
  44 #  endif /* HAVE_SYS_STREAM_H */
  45 #  if defined (HAVE_SYS_PTEM_H) /* SVR4.2, at least, has it here */
  46 #    include <sys/ptem.h>
  47 #    define _IO_PTEM_H          /* work around SVR4.2 1.1.4 bug */
  48 #  endif /* HAVE_SYS_PTEM_H */
  49 #  if defined (HAVE_SYS_PTE_H)  /* ??? */
  50 #    include <sys/pte.h>
  51 #  endif /* HAVE_SYS_PTE_H */
  52 #endif /* !STRUCT_WINSIZE_IN_TERMIOS && !STRUCT_WINSIZE_IN_SYS_IOCTL */
  53
  54 #if defined (M_UNIX) && !defined (_SCO_DS) && !defined (tcflow)
  55 #  define tcflow(fd, action)    ioctl(fd, TCXONC, action)
  56 #endif
  57
  58 #endif /* _RL_WINSIZE_H */