readline/rltty.h

   1 /* rltty.h - tty driver-related definitions used by some library files. */
   2
   3 /* Copyright (C) 1995 Free Software Foundation, Inc.
   4
   5    This file contains the Readline Library (the Library), a set of
   6    routines for providing Emacs style line input to programs that ask
   7    for it.
   8
   9    The Library 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 2, or (at your option)
  12    any later version.
  13
  14    The Library is distributed in the hope that it will be useful, but
  15    WITHOUT ANY WARRANTY; without even the implied warranty of
  16    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  17    General Public License for more details.
  18
  19    The GNU General Public License is often shipped with GNU software, and
  20    is generally kept in a file called COPYING or LICENSE.  If you do not
  21    have a copy of the license, write to the Free Software Foundation,
  22    59 Temple Place, Suite 330, Boston, MA 02111 USA. */
  23
  24 #if !defined (_RLTTY_H_)
  25 #define _RLTTY_H_
  26
  27 /* Posix systems use termios and the Posix signal functions. */
  28 #if defined (TERMIOS_TTY_DRIVER)
  29 #  include <termios.h>
  30 #endif /* TERMIOS_TTY_DRIVER */
  31
  32 /* System V machines use termio. */
  33 #if defined (TERMIO_TTY_DRIVER)
  34 #  include <termio.h>
  35 #  if !defined (TCOON)
  36 #    define TCOON 1
  37 #  endif
  38 #endif /* TERMIO_TTY_DRIVER */
  39
  40 /* Other (BSD) machines use sgtty. */
  41 #if defined (NEW_TTY_DRIVER)
  42 #  include <sgtty.h>
  43 #endif
  44
  45 #include "rlwinsize.h"
  46
  47 /* Define _POSIX_VDISABLE if we are not using the `new' tty driver and
  48    it is not already defined.  It is used both to determine if a
  49    special character is disabled and to disable certain special
  50    characters.  Posix systems should set to 0, USG systems to -1. */
  51 #if !defined (NEW_TTY_DRIVER) && !defined (_POSIX_VDISABLE)
  52 #  if defined (_SVR4_VDISABLE)
  53 #    define _POSIX_VDISABLE _SVR4_VDISABLE
  54 #  else
  55 #    if defined (_POSIX_VERSION)
  56 #      define _POSIX_VDISABLE 0
  57 #    else /* !_POSIX_VERSION */
  58 #      define _POSIX_VDISABLE -1
  59 #    endif /* !_POSIX_VERSION */
  60 #  endif /* !_SVR4_DISABLE */
  61 #endif /* !NEW_TTY_DRIVER && !_POSIX_VDISABLE */
  62
  63 typedef struct _rl_tty_chars {
  64   unsigned char t_eof;
  65   unsigned char t_eol;
  66   unsigned char t_eol2;
  67   unsigned char t_erase;
  68   unsigned char t_werase;
  69   unsigned char t_kill;
  70   unsigned char t_reprint;
  71   unsigned char t_intr;
  72   unsigned char t_quit;
  73   unsigned char t_susp;
  74   unsigned char t_dsusp;
  75   unsigned char t_start;
  76   unsigned char t_stop;
  77   unsigned char t_lnext;
  78   unsigned char t_flush;
  79   unsigned char t_status;
  80 } _RL_TTY_CHARS;
  81
  82 extern void _rl_block_sigint PARAMS((void));
  83 extern void _rl_release_sigint PARAMS((void));
  84
  85 #endif /* _RLTTY_H_ */