pattern.h (2235c7feac959bcc9ddfd6a2bc6be32102b1f84c) pattern.h (95270f73baf6fa95ae529bc2eb6a61f5c79f32c0)
1/*
1/*
2 * Copyright (C) 1984-2021 Mark Nudelman
2 * Copyright (C) 1984-2022 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>
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 PATTERN_TYPE struct re_pattern_buffer *
13#define PATTERN_TYPE struct re_pattern_buffer *
14#define SET_NULL_PATTERN(name) name = NULL
15#endif
16
14#define SET_NULL_PATTERN(name) name = NULL
15#endif
16
17/* ---- POSIX ---- */
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
18#if HAVE_POSIX_REGCOMP
19#include <regex.h>
20#ifdef REG_EXTENDED
21extern int less_is_more;
22#define REGCOMP_FLAG (less_is_more ? 0 : REG_EXTENDED)
23#else
23#define REGCOMP_FLAG 0
24#define REGCOMP_FLAG 0
24#endif
25#endif
25#define PATTERN_TYPE regex_t *
26#define PATTERN_TYPE regex_t *
26#define SET_NULL_PATTERN(name) name = NULL
27#define SET_NULL_PATTERN(name) name = NULL
28#define re_handles_caseless TRUE
27#endif
28
29#endif
30
31/* ---- PCRE ---- */
29#if HAVE_PCRE
30#include <pcre.h>
32#if HAVE_PCRE
33#include <pcre.h>
31#define PATTERN_TYPE pcre *
34#define PATTERN_TYPE pcre *
32#define SET_NULL_PATTERN(name) name = NULL
35#define SET_NULL_PATTERN(name) name = NULL
36#define re_handles_caseless TRUE
33#endif
34
37#endif
38
39/* ---- PCRE2 ---- */
35#if HAVE_PCRE2
36#define PCRE2_CODE_UNIT_WIDTH 8
37#include <pcre2.h>
40#if HAVE_PCRE2
41#define PCRE2_CODE_UNIT_WIDTH 8
42#include <pcre2.h>
38#define PATTERN_TYPE pcre2_code *
43#define PATTERN_TYPE pcre2_code *
39#define SET_NULL_PATTERN(name) name = NULL
44#define SET_NULL_PATTERN(name) name = NULL
45#define re_handles_caseless TRUE
40#endif
41
46#endif
47
48/* ---- RE_COMP ---- */
42#if HAVE_RE_COMP
43char *re_comp LESSPARAMS ((char*));
44int re_exec LESSPARAMS ((char*));
49#if HAVE_RE_COMP
50char *re_comp LESSPARAMS ((char*));
51int re_exec LESSPARAMS ((char*));
45#define PATTERN_TYPE int
52#define PATTERN_TYPE int
46#define SET_NULL_PATTERN(name) name = 0
47#endif
48
53#define SET_NULL_PATTERN(name) name = 0
54#endif
55
56/* ---- REGCMP ---- */
49#if HAVE_REGCMP
50char *regcmp LESSPARAMS ((char*));
51char *regex LESSPARAMS ((char**, char*));
52extern char *__loc1;
57#if HAVE_REGCMP
58char *regcmp LESSPARAMS ((char*));
59char *regex LESSPARAMS ((char**, char*));
60extern char *__loc1;
53#define PATTERN_TYPE char **
61#define PATTERN_TYPE char **
54#define SET_NULL_PATTERN(name) name = NULL
55#endif
56
62#define SET_NULL_PATTERN(name) name = NULL
63#endif
64
65/* ---- REGCOMP ---- */
57#if HAVE_V8_REGCOMP
58#include "regexp.h"
59extern int reg_show_error;
66#if HAVE_V8_REGCOMP
67#include "regexp.h"
68extern int reg_show_error;
60#define PATTERN_TYPE struct regexp *
69#define PATTERN_TYPE struct regexp *
61#define SET_NULL_PATTERN(name) name = NULL
62#endif
63
70#define SET_NULL_PATTERN(name) name = NULL
71#endif
72
73/* ---- NONE ---- */
64#if NO_REGEX
74#if NO_REGEX
65#define PATTERN_TYPE void *
75#define PATTERN_TYPE void *
66#define SET_NULL_PATTERN(name)
67#endif
76#define SET_NULL_PATTERN(name)
77#endif
78
79#ifndef re_handles_caseless
80#define re_handles_caseless FALSE
81#endif