191 lines
5.9 KiB
C
191 lines
5.9 KiB
C
/* rldefs.h -- an attempt to isolate some of the system-specific defines
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for readline. This should be included after any files that define
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system-specific constants like _POSIX_VERSION or USG. */
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/* Copyright (C) 1987,1989 Free Software Foundation, Inc.
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This file contains the Readline Library (the Library), a set of
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routines for providing Emacs style line input to programs that ask
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for it.
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The Library is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 1, or (at your option)
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any later version.
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The Library is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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General Public License for more details.
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The GNU General Public License is often shipped with GNU software, and
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is generally kept in a file called COPYING or LICENSE. If you do not
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have a copy of the license, write to the Free Software Foundation,
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675 Mass Ave, Cambridge, MA 02139, USA. */
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#if !defined (_RLDEFS_H)
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#define _RLDEFS_H
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#if !defined (PRAGMA_ALLOCA)
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# include "memalloc.h"
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#endif
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#define NEW_TTY_DRIVER
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#define HAVE_BSD_SIGNALS
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/* #define USE_XON_XOFF */
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#if defined (__linux__)
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# include <termcap.h>
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#endif /* __linux__ */
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/* Some USG machines have BSD signal handling (sigblock, sigsetmask, etc.) */
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#if defined (USG) && !defined (hpux)
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# undef HAVE_BSD_SIGNALS
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#endif
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/* System V machines use termio. */
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#if !defined (_POSIX_VERSION)
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# if defined (USG) || defined (hpux) || defined (Xenix) || defined (sgi) || defined (DGUX)
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# undef NEW_TTY_DRIVER
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# define TERMIO_TTY_DRIVER
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# include <termio.h>
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# if !defined (TCOON)
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# define TCOON 1
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# endif
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# endif /* USG || hpux || Xenix || sgi || DUGX */
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#endif /* !_POSIX_VERSION */
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/* Posix systems use termios and the Posix signal functions. */
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#if defined (_POSIX_VERSION)
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# if !defined (TERMIOS_MISSING)
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# undef NEW_TTY_DRIVER
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# define TERMIOS_TTY_DRIVER
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# include <termios.h>
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# endif /* !TERMIOS_MISSING */
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# define HAVE_POSIX_SIGNALS
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# if !defined (O_NDELAY)
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# define O_NDELAY O_NONBLOCK /* Posix-style non-blocking i/o */
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# endif /* O_NDELAY */
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#endif /* _POSIX_VERSION */
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/* System V.3 machines have the old 4.1 BSD `reliable' signal interface. */
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#if !defined (HAVE_BSD_SIGNALS) && !defined (HAVE_POSIX_SIGNALS)
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# if defined (USGr3) && !defined (XENIX_22)
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# if !defined (HAVE_USG_SIGHOLD)
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# define HAVE_USG_SIGHOLD
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# endif /* !HAVE_USG_SIGHOLD */
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# endif /* USGr3 && !XENIX_22 */
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#endif /* !HAVE_BSD_SIGNALS && !HAVE_POSIX_SIGNALS */
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/* Other (BSD) machines use sgtty. */
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#if defined (NEW_TTY_DRIVER)
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# include <sgtty.h>
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#endif
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/* Define _POSIX_VDISABLE if we are not using the `new' tty driver and
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it is not already defined. It is used both to determine if a
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special character is disabled and to disable certain special
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characters. Posix systems should set to 0, USG systems to -1. */
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#if !defined (NEW_TTY_DRIVER) && !defined (_POSIX_VDISABLE)
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# if defined (_POSIX_VERSION)
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# define _POSIX_VDISABLE 0
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# else /* !_POSIX_VERSION */
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# define _POSIX_VDISABLE -1
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# endif /* !_POSIX_VERSION */
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#endif /* !NEW_TTY_DRIVER && !_POSIX_VDISABLE */
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#if !defined (SHELL) && (defined (_POSIX_VERSION) || defined (USGr3))
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# if !defined (HAVE_DIRENT_H)
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# define HAVE_DIRENT_H
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# endif /* !HAVE_DIRENT_H */
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#endif /* !SHELL && (_POSIX_VERSION || USGr3) */
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#if defined (HAVE_DIRENT_H)
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# include <dirent.h>
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# if !defined (direct)
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# define direct dirent
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# endif /* !direct */
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# define D_NAMLEN(d) strlen ((d)->d_name)
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#else /* !HAVE_DIRENT_H */
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# define D_NAMLEN(d) ((d)->d_namlen)
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# if defined (USG)
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# if defined (Xenix)
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# include <sys/ndir.h>
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# else /* !Xenix (but USG...) */
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# include "ndir.h"
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# endif /* !Xenix */
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# else /* !USG */
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# include <sys/dir.h>
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# endif /* !USG */
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#endif /* !HAVE_DIRENT_H */
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#if defined (USG) && defined (TIOCGWINSZ) && !defined (Linux)
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# if defined (HAVE_SYS_STREAM_H)
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# include <sys/stream.h>
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# endif /* HAVE_SYS_STREAM_H */
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# if defined (HAVE_SYS_PTEM_H)
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# include <sys/ptem.h>
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# endif /* HAVE_SYS_PTEM_H */
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# if defined (HAVE_SYS_PTE_H)
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# include <sys/pte.h>
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# endif /* HAVE_SYS_PTE_H */
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#endif /* USG && TIOCGWINSZ && !Linux */
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/* Posix macro to check file in statbuf for directory-ness.
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This requires that <sys/stat.h> be included before this test. */
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#if defined (S_IFDIR) && !defined (S_ISDIR)
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# define S_ISDIR(m) (((m)&S_IFMT) == S_IFDIR)
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#endif
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/* Decide which flavor of the header file describing the C library
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string functions to include and include it. */
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#if defined (USG) || defined (NeXT)
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# if !defined (HAVE_STRING_H)
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# define HAVE_STRING_H
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# endif /* !HAVE_STRING_H */
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#endif /* USG || NeXT */
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#if defined (HAVE_STRING_H)
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# include <string.h>
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#else /* !HAVE_STRING_H */
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# include <strings.h>
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#endif /* !HAVE_STRING_H */
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#if !defined (strchr) && !defined (__STDC__)
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extern char *strchr (), *strrchr ();
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#endif /* !strchr && !__STDC__ */
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#if defined (HAVE_VARARGS_H)
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# include <varargs.h>
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#endif /* HAVE_VARARGS_H */
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#if !defined (emacs_mode)
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# define no_mode -1
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# define vi_mode 0
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# define emacs_mode 1
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#endif
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/* If you cast map[key].function to type (Keymap) on a Cray,
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the compiler takes the value of map[key].function and
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divides it by 4 to convert between pointer types (pointers
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to functions and pointers to structs are different sizes).
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This is not what is wanted. */
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#if defined (CRAY)
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# define FUNCTION_TO_KEYMAP(map, key) (Keymap)((int)map[key].function)
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# define KEYMAP_TO_FUNCTION(data) (Function *)((int)(data))
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#else
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# define FUNCTION_TO_KEYMAP(map, key) (Keymap)(map[key].function)
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# define KEYMAP_TO_FUNCTION(data) (Function *)(data)
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#endif
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/* Possible values for _rl_bell_preference. */
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#define NO_BELL 0
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#define AUDIBLE_BELL 1
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#define VISIBLE_BELL 2
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/* CONFIGURATION SECTION */
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#include "rlconf.h"
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#endif /* !_RLDEFS_H */
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