[deliverable/binutils-gdb.git] / readline / readline / rldefs.h

/* rldefs.h -- an attempt to isolate some of the system-specific defines
   for readline.  This should be included after any files that define
   system-specific constants like _POSIX_VERSION or USG. */

/* Copyright (C) 1987-2011 Free Software Foundation, Inc.

   This file is part of the GNU Readline Library (Readline), a library
   for reading lines of text with interactive input and history editing.      

   Readline is free software: you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
   the Free Software Foundation, either version 3 of the License, or
   (at your option) any later version.

   Readline is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   GNU General Public License for more details.

   You should have received a copy of the GNU General Public License
   along with Readline.  If not, see <http://www.gnu.org/licenses/>.
*/

#if !defined (_RLDEFS_H_)
#define _RLDEFS_H_

#if defined (HAVE_CONFIG_H)
#  include "config.h"
#endif

#include "rlstdc.h"

#if defined (STRCOLL_BROKEN)
#  undef HAVE_STRCOLL
#endif

#if defined (_POSIX_VERSION) && !defined (TERMIOS_MISSING)
#  define TERMIOS_TTY_DRIVER
#else
#  if defined (HAVE_TERMIO_H)
#    define TERMIO_TTY_DRIVER
#  else
#    if !defined (__MINGW32__)
#      define NEW_TTY_DRIVER
#    else
#      define NO_TTY_DRIVER
#    endif
#  endif
#endif

/* Posix macro to check file in statbuf for directory-ness.
   This requires that <sys/stat.h> be included before this test. */
#if defined (S_IFDIR) && !defined (S_ISDIR)
#  define S_ISDIR(m) (((m)&S_IFMT) == S_IFDIR)
#endif

/* Decide which flavor of the header file describing the C library
   string functions to include and include it. */

#if defined (HAVE_STRING_H)
#  include <string.h>
#else /* !HAVE_STRING_H */
#  include <strings.h>
#endif /* !HAVE_STRING_H */

#if !defined (strchr) && !defined (__STDC__)
extern char *strchr (), *strrchr ();
#endif /* !strchr && !__STDC__ */

#if defined (PREFER_STDARG)
#  include <stdarg.h>
#else
#  if defined (PREFER_VARARGS)
#    include <varargs.h>
#  endif
#endif

#if defined (HAVE_STRCASECMP)
#define _rl_stricmp strcasecmp
#define _rl_strnicmp strncasecmp
#else
extern int _rl_stricmp PARAMS((const char *, const char *));
extern int _rl_strnicmp PARAMS((const char *, const char *, int));
#endif

#if defined (HAVE_STRPBRK) && !defined (HAVE_MULTIBYTE)
#  define _rl_strpbrk(a,b)	strpbrk((a),(b))
#else
extern char *_rl_strpbrk PARAMS((const char *, const char *));
#endif

#if !defined (emacs_mode)
#  define no_mode -1
#  define vi_mode 0
#  define emacs_mode 1
#endif

#if !defined (RL_IM_INSERT)
#  define RL_IM_INSERT		1
#  define RL_IM_OVERWRITE	0
#
#  define RL_IM_DEFAULT		RL_IM_INSERT
#endif

/* If you cast map[key].function to type (Keymap) on a Cray,
   the compiler takes the value of map[key].function and
   divides it by 4 to convert between pointer types (pointers
   to functions and pointers to structs are different sizes).
   This is not what is wanted. */
#if defined (CRAY)
#  define FUNCTION_TO_KEYMAP(map, key)	(Keymap)((int)map[key].function)
#  define KEYMAP_TO_FUNCTION(data)	(rl_command_func_t *)((int)(data))
#else
#  define FUNCTION_TO_KEYMAP(map, key)	(Keymap)(map[key].function)
#  define KEYMAP_TO_FUNCTION(data)	(rl_command_func_t *)(data)
#endif

#ifndef savestring
#define savestring(x) strcpy ((char *)xmalloc (1 + strlen (x)), (x))
#endif

/* Possible values for _rl_bell_preference. */
#define NO_BELL 0
#define AUDIBLE_BELL 1
#define VISIBLE_BELL 2

/* Definitions used when searching the line for characters. */
/* NOTE: it is necessary that opposite directions are inverses */
#define	FTO	 1		/* forward to */
#define BTO	-1		/* backward to */
#define FFIND	 2		/* forward find */
#define BFIND	-2		/* backward find */

/* Possible values for the found_quote flags word used by the completion
   functions.  It says what kind of (shell-like) quoting we found anywhere
   in the line. */
#define RL_QF_SINGLE_QUOTE	0x01
#define RL_QF_DOUBLE_QUOTE	0x02
#define RL_QF_BACKSLASH		0x04
#define RL_QF_OTHER_QUOTE	0x08

/* Default readline line buffer length. */
#define DEFAULT_BUFFER_SIZE 256

#if !defined (STREQ)
#define STREQ(a, b)	(((a)[0] == (b)[0]) && (strcmp ((a), (b)) == 0))
#define STREQN(a, b, n)	(((n) == 0) ? (1) \
				    : ((a)[0] == (b)[0]) && (strncmp ((a), (b), (n)) == 0))
#endif

#if !defined (RL_STRLEN)
#  define RL_STRLEN(s) (((s) && (s)[0]) ? ((s)[1] ? ((s)[2] ? strlen(s) : 2) : 1) : 0)
#endif

#if !defined (FREE)
#  define FREE(x)	if (x) free (x)
#endif

#if !defined (SWAP)
#  define SWAP(s, e)  do { int t; t = s; s = e; e = t; } while (0)
#endif

/* CONFIGURATION SECTION */
#include "rlconf.h"

#endif /* !_RLDEFS_H_ */
Commit	Line	Data
	1	/* rldefs.h -- an attempt to isolate some of the system-specific defines
	2	for readline. This should be included after any files that define
	3	system-specific constants like _POSIX_VERSION or USG. */
	4
	5	/* Copyright (C) 1987-2011 Free Software Foundation, Inc.
	6
	7	This file is part of the GNU Readline Library (Readline), a library
	8	for reading lines of text with interactive input and history editing.
	9
	10	Readline is free software: you can redistribute it and/or modify
	11	it under the terms of the GNU General Public License as published by
	12	the Free Software Foundation, either version 3 of the License, or
	13	(at your option) any later version.
	14
	15	Readline is distributed in the hope that it will be useful,
	16	but WITHOUT ANY WARRANTY; without even the implied warranty of
	17	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	18	GNU General Public License for more details.
	19
	20	You should have received a copy of the GNU General Public License
	21	along with Readline. If not, see <http://www.gnu.org/licenses/>.
	22	*/
	23
	24	#if !defined (_RLDEFS_H_)
	25	#define _RLDEFS_H_
	26
	27	#if defined (HAVE_CONFIG_H)
	28	# include "config.h"
	29	#endif
	30
	31	#include "rlstdc.h"
	32
	33	#if defined (STRCOLL_BROKEN)
	34	# undef HAVE_STRCOLL
	35	#endif
	36
	37	#if defined (_POSIX_VERSION) && !defined (TERMIOS_MISSING)
	38	# define TERMIOS_TTY_DRIVER
	39	#else
	40	# if defined (HAVE_TERMIO_H)
	41	# define TERMIO_TTY_DRIVER
	42	# else
	43	# if !defined (__MINGW32__)
	44	# define NEW_TTY_DRIVER
	45	# else
	46	# define NO_TTY_DRIVER
	47	# endif
	48	# endif
	49	#endif
	50
	51	/* Posix macro to check file in statbuf for directory-ness.
	52	This requires that <sys/stat.h> be included before this test. */
	53	#if defined (S_IFDIR) && !defined (S_ISDIR)
	54	# define S_ISDIR(m) (((m)&S_IFMT) == S_IFDIR)
	55	#endif
	56
	57	/* Decide which flavor of the header file describing the C library
	58	string functions to include and include it. */
	59
	60	#if defined (HAVE_STRING_H)
	61	# include <string.h>
	62	#else /* !HAVE_STRING_H */
	63	# include <strings.h>
	64	#endif /* !HAVE_STRING_H */
	65
	66	#if !defined (strchr) && !defined (__STDC__)
	67	extern char strchr (), strrchr ();
	68	#endif /* !strchr && !__STDC__ */
	69
	70	#if defined (PREFER_STDARG)
	71	# include <stdarg.h>
	72	#else
	73	# if defined (PREFER_VARARGS)
	74	# include <varargs.h>
	75	# endif
	76	#endif
	77
	78	#if defined (HAVE_STRCASECMP)
	79	#define _rl_stricmp strcasecmp
	80	#define _rl_strnicmp strncasecmp
	81	#else
	82	extern int _rl_stricmp PARAMS((const char , const char ));
	83	extern int _rl_strnicmp PARAMS((const char , const char , int));
	84	#endif
	85
	86	#if defined (HAVE_STRPBRK) && !defined (HAVE_MULTIBYTE)
	87	# define _rl_strpbrk(a,b) strpbrk((a),(b))
	88	#else
	89	extern char _rl_strpbrk PARAMS((const char , const char *));
	90	#endif
	91
	92	#if !defined (emacs_mode)
	93	# define no_mode -1
	94	# define vi_mode 0
	95	# define emacs_mode 1
	96	#endif
	97
	98	#if !defined (RL_IM_INSERT)
	99	# define RL_IM_INSERT 1
	100	# define RL_IM_OVERWRITE 0
	101	#
	102	# define RL_IM_DEFAULT RL_IM_INSERT
	103	#endif
	104
	105	/* If you cast map[key].function to type (Keymap) on a Cray,
	106	the compiler takes the value of map[key].function and
	107	divides it by 4 to convert between pointer types (pointers
	108	to functions and pointers to structs are different sizes).
	109	This is not what is wanted. */
	110	#if defined (CRAY)
	111	# define FUNCTION_TO_KEYMAP(map, key) (Keymap)((int)map[key].function)
	112	# define KEYMAP_TO_FUNCTION(data) (rl_command_func_t *)((int)(data))
	113	#else
	114	# define FUNCTION_TO_KEYMAP(map, key) (Keymap)(map[key].function)
	115	# define KEYMAP_TO_FUNCTION(data) (rl_command_func_t *)(data)
	116	#endif
	117
	118	#ifndef savestring
	119	#define savestring(x) strcpy ((char *)xmalloc (1 + strlen (x)), (x))
	120	#endif
	121
	122	/* Possible values for _rl_bell_preference. */
	123	#define NO_BELL 0
	124	#define AUDIBLE_BELL 1
	125	#define VISIBLE_BELL 2
	126
	127	/* Definitions used when searching the line for characters. */
	128	/* NOTE: it is necessary that opposite directions are inverses */
	129	#define FTO 1 /* forward to */
	130	#define BTO -1 /* backward to */
	131	#define FFIND 2 /* forward find */
	132	#define BFIND -2 /* backward find */
	133
	134	/* Possible values for the found_quote flags word used by the completion
	135	functions. It says what kind of (shell-like) quoting we found anywhere
	136	in the line. */
	137	#define RL_QF_SINGLE_QUOTE 0x01
	138	#define RL_QF_DOUBLE_QUOTE 0x02
	139	#define RL_QF_BACKSLASH 0x04
	140	#define RL_QF_OTHER_QUOTE 0x08
	141
	142	/* Default readline line buffer length. */
	143	#define DEFAULT_BUFFER_SIZE 256
	144
	145	#if !defined (STREQ)
	146	#define STREQ(a, b) (((a)[0] == (b)[0]) && (strcmp ((a), (b)) == 0))
	147	#define STREQN(a, b, n) (((n) == 0) ? (1) \
	148	: ((a)[0] == (b)[0]) && (strncmp ((a), (b), (n)) == 0))
	149	#endif
	150
	151	#if !defined (RL_STRLEN)
	152	# define RL_STRLEN(s) (((s) && (s)[0]) ? ((s)[1] ? ((s)[2] ? strlen(s) : 2) : 1) : 0)
	153	#endif
	154
	155	#if !defined (FREE)
	156	# define FREE(x) if (x) free (x)
	157	#endif
	158
	159	#if !defined (SWAP)
	160	# define SWAP(s, e) do { int t; t = s; s = e; e = t; } while (0)
	161	#endif
	162
	163	/* CONFIGURATION SECTION */
	164	#include "rlconf.h"
	165
	166	#endif /* !_RLDEFS_H_ */