1/*
2 * Copyright (C) 1984-2012  Mark Nudelman
3 *
4 * You may distribute under the terms of either the GNU General Public
5 * License or the Less License, as specified in the README file.
6 *
7 * For more information, see the README file.
8 */
9
10#if HAVE_GNU_REGEX
11#define __USE_GNU 1
12#include <regex.h>
13#define DEFINE_PATTERN(name)  struct re_pattern_buffer *name
14#define CLEAR_PATTERN(name)   name = NULL
15#endif
16
17#if HAVE_POSIX_REGCOMP
18#include <regex.h>
19#ifdef REG_EXTENDED
20extern int less_is_more;
21#define	REGCOMP_FLAG	(less_is_more ? 0 : REG_EXTENDED)
22#else
23#define	REGCOMP_FLAG	0
24#endif
25#define DEFINE_PATTERN(name)  regex_t *name
26#define CLEAR_PATTERN(name)   name = NULL
27#endif
28
29#if HAVE_PCRE
30#include <pcre.h>
31#define DEFINE_PATTERN(name)  pcre *name
32#define CLEAR_PATTERN(name)   name = NULL
33#endif
34
35#if HAVE_RE_COMP
36char *re_comp();
37int re_exec();
38#define DEFINE_PATTERN(name)  int name
39#define CLEAR_PATTERN(name)   name = 0
40#endif
41
42#if HAVE_REGCMP
43char *regcmp();
44char *regex();
45extern char *__loc1;
46#define DEFINE_PATTERN(name)  char *name
47#define CLEAR_PATTERN(name)   name = NULL
48#endif
49
50#if HAVE_V8_REGCOMP
51#include "regexp.h"
52#define DEFINE_PATTERN(name)  struct regexp *name
53#define CLEAR_PATTERN(name)   name = NULL
54#endif
55
56#if NO_REGEX
57#define DEFINE_PATTERN(name)
58#define CLEAR_PATTERN(name)
59#endif
60