summaryrefslogtreecommitdiff
path: root/gnu/lib/libreadline/rldefs.h
blob: 52aecf6ea00d70329fcb03d50dc5b86c8b3be17b (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
/* 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) 1987,1989 Free Software Foundation, Inc.

   This file contains the Readline Library (the Library), a set of
   routines for providing Emacs style line input to programs that ask
   for it.

   The Library 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 2, or (at your option)
   any later version.

   The Library 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.

   The GNU General Public License is often shipped with GNU software, and
   is generally kept in a file called COPYING or LICENSE.  If you do not
   have a copy of the license, write to the Free Software Foundation,
   59 Temple Place, Suite 330, Boston, MA 02111 USA. */

#if !defined (_RLDEFS_H_)
#define _RLDEFS_H_

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

#include "rlstdc.h"

#if defined (_POSIX_VERSION) && !defined (TERMIOS_MISSING)
#  define TERMIOS_TTY_DRIVER
#else
#  if defined (HAVE_TERMIO_H)
#    define TERMIO_TTY_DRIVER
#  else
#    define NEW_TTY_DRIVER
#  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((char *, char *));
extern int _rl_strnicmp PARAMS((char *, char *, int));
#endif

#if defined (HAVE_STRPBRK)
#  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

#if !defined (savestring)
#include <stdio.h>
#include <stdlib.h>
static char *
xstrdup(const char *s)
{
	char * cp;
	cp = strdup(s);
	if (cp == NULL) {
		fprintf (stderr, "xstrdup: out of virtual memory\n");
		exit (2);
	}
	return(cp);
}
#define savestring(x) xstrdup(x)
#endif /* !savestring */

/* 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 (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_ */