1#ifndef ONIGURUMA_H
2#define ONIGURUMA_H
3/**********************************************************************
4  oniguruma.h - Onigmo (Oniguruma-mod) (regular expression library)
5**********************************************************************/
6/*-
7 * Copyright (c) 2002-2009  K.Kosako  <sndgk393 AT ybb DOT ne DOT jp>
8 * Copyright (c) 2011-2013  K.Takata  <kentkt AT csc DOT jp>
9 * All rights reserved.
10 *
11 * Redistribution and use in source and binary forms, with or without
12 * modification, are permitted provided that the following conditions
13 * are met:
14 * 1. Redistributions of source code must retain the above copyright
15 *    notice, this list of conditions and the following disclaimer.
16 * 2. Redistributions in binary form must reproduce the above copyright
17 *    notice, this list of conditions and the following disclaimer in the
18 *    documentation and/or other materials provided with the distribution.
19 *
20 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
21 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
22 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
23 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
24 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
25 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
26 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
27 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
28 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
29 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
30 * SUCH DAMAGE.
31 */
32
33#ifdef __cplusplus
34extern "C" {
35#if 0
36} /* satisfy cc-mode */
37#endif
38#endif
39
40#define ONIGURUMA
41#define ONIGURUMA_VERSION_MAJOR   5
42#define ONIGURUMA_VERSION_MINOR   13
43#define ONIGURUMA_VERSION_TEENY   5
44
45#ifdef __cplusplus
46# ifndef  HAVE_PROTOTYPES
47#  define HAVE_PROTOTYPES 1
48# endif
49# ifndef  HAVE_STDARG_PROTOTYPES
50#  define HAVE_STDARG_PROTOTYPES 1
51# endif
52#endif
53
54/* escape Mac OS X/Xcode 2.4/gcc 4.0.1 problem */
55#if defined(__APPLE__) && defined(__GNUC__) && __GNUC__ >= 4
56# ifndef  HAVE_STDARG_PROTOTYPES
57#  define HAVE_STDARG_PROTOTYPES 1
58# endif
59#endif
60
61#ifdef HAVE_STDARG_H
62# ifndef  HAVE_STDARG_PROTOTYPES
63#  define HAVE_STDARG_PROTOTYPES 1
64# endif
65#endif
66
67#ifndef P_
68#if defined(__STDC__) || defined(_WIN32)
69# define P_(args) args
70#else
71# define P_(args) ()
72#endif
73#endif
74
75#ifndef PV_
76#ifdef HAVE_STDARG_PROTOTYPES
77# define PV_(args) args
78#else
79# define PV_(args) ()
80#endif
81#endif
82
83#ifndef ONIG_EXTERN
84#ifdef RUBY_EXTERN
85#define ONIG_EXTERN   RUBY_EXTERN
86#else
87#if defined(_WIN32) && !defined(__GNUC__)
88#if defined(EXPORT) || defined(RUBY_EXPORT)
89#define ONIG_EXTERN   extern __declspec(dllexport)
90#else
91#define ONIG_EXTERN   extern __declspec(dllimport)
92#endif
93#endif
94#endif
95#endif
96
97#ifndef ONIG_EXTERN
98#define ONIG_EXTERN   extern
99#endif
100
101#if defined __GNUC__ && __GNUC__ >= 4
102#pragma GCC visibility push(default)
103#endif
104
105#include <stddef.h>		/* for size_t */
106
107/* PART: character encoding */
108
109#ifndef ONIG_ESCAPE_UCHAR_COLLISION
110#define UChar OnigUChar
111#endif
112
113typedef unsigned char  OnigUChar;
114typedef unsigned int   OnigCodePoint;
115typedef unsigned int   OnigCtype;
116typedef size_t         OnigDistance;
117typedef ptrdiff_t      OnigPosition;
118
119#define ONIG_INFINITE_DISTANCE  ~((OnigDistance )0)
120
121typedef unsigned int OnigCaseFoldType; /* case fold flag */
122
123ONIG_EXTERN OnigCaseFoldType OnigDefaultCaseFoldFlag;
124
125/* #define ONIGENC_CASE_FOLD_HIRAGANA_KATAKANA  (1<<1) */
126/* #define ONIGENC_CASE_FOLD_KATAKANA_WIDTH     (1<<2) */
127#define ONIGENC_CASE_FOLD_TURKISH_AZERI         (1<<20)
128#define INTERNAL_ONIGENC_CASE_FOLD_MULTI_CHAR   (1<<30)
129
130#define ONIGENC_CASE_FOLD_MIN      INTERNAL_ONIGENC_CASE_FOLD_MULTI_CHAR
131#define ONIGENC_CASE_FOLD_DEFAULT  OnigDefaultCaseFoldFlag
132
133
134#define ONIGENC_MAX_COMP_CASE_FOLD_CODE_LEN       3
135#define ONIGENC_GET_CASE_FOLD_CODES_MAX_NUM      13
136/* 13 => Unicode:0x1ffc */
137
138/* code range */
139#define ONIGENC_CODE_RANGE_NUM(range)     ((int )range[0])
140#define ONIGENC_CODE_RANGE_FROM(range,i)  range[((i)*2) + 1]
141#define ONIGENC_CODE_RANGE_TO(range,i)    range[((i)*2) + 2]
142
143typedef struct {
144  int byte_len;  /* argument(original) character(s) byte length */
145  int code_len;  /* number of code */
146  OnigCodePoint code[ONIGENC_MAX_COMP_CASE_FOLD_CODE_LEN];
147} OnigCaseFoldCodeItem;
148
149typedef struct {
150  OnigCodePoint esc;
151  OnigCodePoint anychar;
152  OnigCodePoint anytime;
153  OnigCodePoint zero_or_one_time;
154  OnigCodePoint one_or_more_time;
155  OnigCodePoint anychar_anytime;
156} OnigMetaCharTableType;
157
158typedef int (*OnigApplyAllCaseFoldFunc)(OnigCodePoint from, OnigCodePoint* to, int to_len, void* arg);
159
160typedef struct OnigEncodingTypeST {
161  int    (*precise_mbc_enc_len)(const OnigUChar* p,const OnigUChar* e, struct OnigEncodingTypeST* enc);
162  const char*   name;
163  int           max_enc_len;
164  int           min_enc_len;
165  int    (*is_mbc_newline)(const OnigUChar* p, const OnigUChar* end, struct OnigEncodingTypeST* enc);
166  OnigCodePoint (*mbc_to_code)(const OnigUChar* p, const OnigUChar* end, struct OnigEncodingTypeST* enc);
167  int    (*code_to_mbclen)(OnigCodePoint code, struct OnigEncodingTypeST* enc);
168  int    (*code_to_mbc)(OnigCodePoint code, OnigUChar *buf, struct OnigEncodingTypeST* enc);
169  int    (*mbc_case_fold)(OnigCaseFoldType flag, const OnigUChar** pp, const OnigUChar* end, OnigUChar* to, struct OnigEncodingTypeST* enc);
170  int    (*apply_all_case_fold)(OnigCaseFoldType flag, OnigApplyAllCaseFoldFunc f, void* arg, struct OnigEncodingTypeST* enc);
171  int    (*get_case_fold_codes_by_str)(OnigCaseFoldType flag, const OnigUChar* p, const OnigUChar* end, OnigCaseFoldCodeItem acs[], struct OnigEncodingTypeST* enc);
172  int    (*property_name_to_ctype)(struct OnigEncodingTypeST* enc, OnigUChar* p, OnigUChar* end);
173  int    (*is_code_ctype)(OnigCodePoint code, OnigCtype ctype, struct OnigEncodingTypeST* enc);
174  int    (*get_ctype_code_range)(OnigCtype ctype, OnigCodePoint* sb_out, const OnigCodePoint* ranges[], struct OnigEncodingTypeST* enc);
175  OnigUChar* (*left_adjust_char_head)(const OnigUChar* start, const OnigUChar* p, const OnigUChar* end, struct OnigEncodingTypeST* enc);
176  int    (*is_allowed_reverse_match)(const OnigUChar* p, const OnigUChar* end, struct OnigEncodingTypeST* enc);
177  int ruby_encoding_index;
178  unsigned int  flags;
179} OnigEncodingType;
180
181typedef OnigEncodingType* OnigEncoding;
182
183ONIG_EXTERN OnigEncodingType OnigEncodingASCII;
184
185#define ONIG_ENCODING_ASCII        (&OnigEncodingASCII)
186
187#define ONIG_ENCODING_UNDEF    ((OnigEncoding )0)
188
189
190/* work size */
191#define ONIGENC_CODE_TO_MBC_MAXLEN       7
192#define ONIGENC_MBC_CASE_FOLD_MAXLEN    18
193/* 18: 6(max-byte) * 3(case-fold chars) */
194
195/* character types */
196#define ONIGENC_CTYPE_NEWLINE   0
197#define ONIGENC_CTYPE_ALPHA     1
198#define ONIGENC_CTYPE_BLANK     2
199#define ONIGENC_CTYPE_CNTRL     3
200#define ONIGENC_CTYPE_DIGIT     4
201#define ONIGENC_CTYPE_GRAPH     5
202#define ONIGENC_CTYPE_LOWER     6
203#define ONIGENC_CTYPE_PRINT     7
204#define ONIGENC_CTYPE_PUNCT     8
205#define ONIGENC_CTYPE_SPACE     9
206#define ONIGENC_CTYPE_UPPER    10
207#define ONIGENC_CTYPE_XDIGIT   11
208#define ONIGENC_CTYPE_WORD     12
209#define ONIGENC_CTYPE_ALNUM    13  /* alpha || digit */
210#define ONIGENC_CTYPE_ASCII    14
211#define ONIGENC_MAX_STD_CTYPE  ONIGENC_CTYPE_ASCII
212
213/* flags */
214#define ONIGENC_FLAG_NONE       0U
215#define ONIGENC_FLAG_UNICODE    1U
216
217#define onig_enc_len(enc,p,e)          ONIGENC_MBC_ENC_LEN(enc, p, e)
218
219#define ONIGENC_IS_UNDEF(enc)          ((enc) == ONIG_ENCODING_UNDEF)
220#define ONIGENC_IS_SINGLEBYTE(enc)     (ONIGENC_MBC_MAXLEN(enc) == 1)
221#define ONIGENC_IS_MBC_HEAD(enc,p,e)   (ONIGENC_MBC_ENC_LEN(enc,p,e) != 1)
222#define ONIGENC_IS_MBC_ASCII(p)           (*(p)   < 128)
223#define ONIGENC_IS_CODE_ASCII(code)       ((code) < 128)
224#define ONIGENC_IS_MBC_WORD(enc,s,end) \
225   ONIGENC_IS_CODE_WORD(enc,ONIGENC_MBC_TO_CODE(enc,s,end))
226#define ONIGENC_IS_MBC_ASCII_WORD(enc,s,end) \
227   onigenc_ascii_is_code_ctype( \
228	ONIGENC_MBC_TO_CODE(enc,s,end),ONIGENC_CTYPE_WORD,enc)
229#define ONIGENC_IS_UNICODE(enc)        ((enc)->flags & ONIGENC_FLAG_UNICODE)
230
231
232#define ONIGENC_NAME(enc)                      ((enc)->name)
233
234#define ONIGENC_MBC_CASE_FOLD(enc,flag,pp,end,buf) \
235  (enc)->mbc_case_fold(flag,(const OnigUChar** )pp,end,buf,enc)
236#define ONIGENC_IS_ALLOWED_REVERSE_MATCH(enc,s,end) \
237        (enc)->is_allowed_reverse_match(s,end,enc)
238#define ONIGENC_LEFT_ADJUST_CHAR_HEAD(enc,start,s,end) \
239        (enc)->left_adjust_char_head(start, s, end, enc)
240#define ONIGENC_APPLY_ALL_CASE_FOLD(enc,case_fold_flag,f,arg) \
241        (enc)->apply_all_case_fold(case_fold_flag,f,arg,enc)
242#define ONIGENC_GET_CASE_FOLD_CODES_BY_STR(enc,case_fold_flag,p,end,acs) \
243       (enc)->get_case_fold_codes_by_str(case_fold_flag,p,end,acs,enc)
244#define ONIGENC_STEP_BACK(enc,start,s,end,n) \
245        onigenc_step_back((enc),(start),(s),(end),(n))
246
247#define ONIGENC_CONSTRUCT_MBCLEN_CHARFOUND(n)   (n)
248#define ONIGENC_MBCLEN_CHARFOUND_P(r)           (0 < (r))
249#define ONIGENC_MBCLEN_CHARFOUND_LEN(r)         (r)
250
251#define ONIGENC_CONSTRUCT_MBCLEN_INVALID()      (-1)
252#define ONIGENC_MBCLEN_INVALID_P(r)             ((r) == -1)
253
254#define ONIGENC_CONSTRUCT_MBCLEN_NEEDMORE(n)    (-1-(n))
255#define ONIGENC_MBCLEN_NEEDMORE_P(r)            ((r) < -1)
256#define ONIGENC_MBCLEN_NEEDMORE_LEN(r)          (-1-(r))
257
258#define ONIGENC_PRECISE_MBC_ENC_LEN(enc,p,e)   (enc)->precise_mbc_enc_len(p,e,enc)
259
260ONIG_EXTERN
261int onigenc_mbclen_approximate P_((const OnigUChar* p,const OnigUChar* e, struct OnigEncodingTypeST* enc));
262
263#define ONIGENC_MBC_ENC_LEN(enc,p,e)           onigenc_mbclen_approximate(p,e,enc)
264#define ONIGENC_MBC_MAXLEN(enc)               ((enc)->max_enc_len)
265#define ONIGENC_MBC_MAXLEN_DIST(enc)           ONIGENC_MBC_MAXLEN(enc)
266#define ONIGENC_MBC_MINLEN(enc)               ((enc)->min_enc_len)
267#define ONIGENC_IS_MBC_NEWLINE(enc,p,end)      (enc)->is_mbc_newline((p),(end),enc)
268#define ONIGENC_MBC_TO_CODE(enc,p,end)         (enc)->mbc_to_code((p),(end),enc)
269#define ONIGENC_CODE_TO_MBCLEN(enc,code)       (enc)->code_to_mbclen(code,enc)
270#define ONIGENC_CODE_TO_MBC(enc,code,buf)      (enc)->code_to_mbc(code,buf,enc)
271#define ONIGENC_PROPERTY_NAME_TO_CTYPE(enc,p,end) \
272  (enc)->property_name_to_ctype(enc,p,end)
273
274#define ONIGENC_IS_CODE_CTYPE(enc,code,ctype)  (enc)->is_code_ctype(code,ctype,enc)
275
276#define ONIGENC_IS_CODE_NEWLINE(enc,code) \
277        ONIGENC_IS_CODE_CTYPE(enc,code,ONIGENC_CTYPE_NEWLINE)
278#define ONIGENC_IS_CODE_GRAPH(enc,code) \
279        ONIGENC_IS_CODE_CTYPE(enc,code,ONIGENC_CTYPE_GRAPH)
280#define ONIGENC_IS_CODE_PRINT(enc,code) \
281        ONIGENC_IS_CODE_CTYPE(enc,code,ONIGENC_CTYPE_PRINT)
282#define ONIGENC_IS_CODE_ALNUM(enc,code) \
283        ONIGENC_IS_CODE_CTYPE(enc,code,ONIGENC_CTYPE_ALNUM)
284#define ONIGENC_IS_CODE_ALPHA(enc,code) \
285        ONIGENC_IS_CODE_CTYPE(enc,code,ONIGENC_CTYPE_ALPHA)
286#define ONIGENC_IS_CODE_LOWER(enc,code) \
287        ONIGENC_IS_CODE_CTYPE(enc,code,ONIGENC_CTYPE_LOWER)
288#define ONIGENC_IS_CODE_UPPER(enc,code) \
289        ONIGENC_IS_CODE_CTYPE(enc,code,ONIGENC_CTYPE_UPPER)
290#define ONIGENC_IS_CODE_CNTRL(enc,code) \
291        ONIGENC_IS_CODE_CTYPE(enc,code,ONIGENC_CTYPE_CNTRL)
292#define ONIGENC_IS_CODE_PUNCT(enc,code) \
293        ONIGENC_IS_CODE_CTYPE(enc,code,ONIGENC_CTYPE_PUNCT)
294#define ONIGENC_IS_CODE_SPACE(enc,code) \
295        ONIGENC_IS_CODE_CTYPE(enc,code,ONIGENC_CTYPE_SPACE)
296#define ONIGENC_IS_CODE_BLANK(enc,code) \
297        ONIGENC_IS_CODE_CTYPE(enc,code,ONIGENC_CTYPE_BLANK)
298#define ONIGENC_IS_CODE_DIGIT(enc,code) \
299        ONIGENC_IS_CODE_CTYPE(enc,code,ONIGENC_CTYPE_DIGIT)
300#define ONIGENC_IS_CODE_XDIGIT(enc,code) \
301        ONIGENC_IS_CODE_CTYPE(enc,code,ONIGENC_CTYPE_XDIGIT)
302#define ONIGENC_IS_CODE_WORD(enc,code) \
303        ONIGENC_IS_CODE_CTYPE(enc,code,ONIGENC_CTYPE_WORD)
304
305#define ONIGENC_GET_CTYPE_CODE_RANGE(enc,ctype,sbout,ranges) \
306        (enc)->get_ctype_code_range(ctype,sbout,ranges,enc)
307
308ONIG_EXTERN
309OnigUChar* onigenc_step_back P_((OnigEncoding enc, const OnigUChar* start, const OnigUChar* s, const OnigUChar* end, int n));
310
311
312/* encoding API */
313ONIG_EXTERN
314int onigenc_init P_((void));
315ONIG_EXTERN
316int onigenc_set_default_encoding P_((OnigEncoding enc));
317ONIG_EXTERN
318OnigEncoding onigenc_get_default_encoding P_((void));
319ONIG_EXTERN
320void  onigenc_set_default_caseconv_table P_((const OnigUChar* table));
321ONIG_EXTERN
322OnigUChar* onigenc_get_right_adjust_char_head_with_prev P_((OnigEncoding enc, const OnigUChar* start, const OnigUChar* s, const OnigUChar* end, const OnigUChar** prev));
323ONIG_EXTERN
324OnigUChar* onigenc_get_prev_char_head P_((OnigEncoding enc, const OnigUChar* start, const OnigUChar* s, const OnigUChar* end));
325ONIG_EXTERN
326OnigUChar* onigenc_get_left_adjust_char_head P_((OnigEncoding enc, const OnigUChar* start, const OnigUChar* s, const OnigUChar* end));
327ONIG_EXTERN
328OnigUChar* onigenc_get_right_adjust_char_head P_((OnigEncoding enc, const OnigUChar* start, const OnigUChar* s, const OnigUChar* end));
329ONIG_EXTERN
330int onigenc_strlen P_((OnigEncoding enc, const OnigUChar* p, const OnigUChar* end));
331ONIG_EXTERN
332int onigenc_strlen_null P_((OnigEncoding enc, const OnigUChar* p));
333ONIG_EXTERN
334int onigenc_str_bytelen_null P_((OnigEncoding enc, const OnigUChar* p));
335
336
337
338/* PART: regular expression */
339
340/* config parameters */
341#define ONIG_NREGION                          10
342#define ONIG_MAX_BACKREF_NUM                1000
343#define ONIG_MAX_REPEAT_NUM               100000
344#define ONIG_MAX_MULTI_BYTE_RANGES_NUM     10000
345/* constants */
346#define ONIG_MAX_ERROR_MESSAGE_LEN            90
347
348typedef unsigned int        OnigOptionType;
349
350#define ONIG_OPTION_DEFAULT            ONIG_OPTION_NONE
351
352/* options */
353#define ONIG_OPTION_NONE                 0U
354#define ONIG_OPTION_IGNORECASE           1U
355#define ONIG_OPTION_EXTEND               (ONIG_OPTION_IGNORECASE         << 1)
356#define ONIG_OPTION_MULTILINE            (ONIG_OPTION_EXTEND             << 1)
357#define ONIG_OPTION_DOTALL                ONIG_OPTION_MULTILINE
358#define ONIG_OPTION_SINGLELINE           (ONIG_OPTION_MULTILINE          << 1)
359#define ONIG_OPTION_FIND_LONGEST         (ONIG_OPTION_SINGLELINE         << 1)
360#define ONIG_OPTION_FIND_NOT_EMPTY       (ONIG_OPTION_FIND_LONGEST       << 1)
361#define ONIG_OPTION_NEGATE_SINGLELINE    (ONIG_OPTION_FIND_NOT_EMPTY     << 1)
362#define ONIG_OPTION_DONT_CAPTURE_GROUP   (ONIG_OPTION_NEGATE_SINGLELINE  << 1)
363#define ONIG_OPTION_CAPTURE_GROUP        (ONIG_OPTION_DONT_CAPTURE_GROUP << 1)
364/* options (search time) */
365#define ONIG_OPTION_NOTBOL               (ONIG_OPTION_CAPTURE_GROUP << 1)
366#define ONIG_OPTION_NOTEOL               (ONIG_OPTION_NOTBOL << 1)
367#define ONIG_OPTION_POSIX_REGION         (ONIG_OPTION_NOTEOL << 1)
368/* options (ctype range) */
369#define ONIG_OPTION_ASCII_RANGE          (ONIG_OPTION_POSIX_REGION << 1)
370#define ONIG_OPTION_POSIX_BRACKET_ALL_RANGE (ONIG_OPTION_ASCII_RANGE << 1)
371#define ONIG_OPTION_WORD_BOUND_ALL_RANGE    (ONIG_OPTION_POSIX_BRACKET_ALL_RANGE << 1)
372/* options (newline) */
373#define ONIG_OPTION_NEWLINE_CRLF         (ONIG_OPTION_WORD_BOUND_ALL_RANGE << 1)
374#define ONIG_OPTION_MAXBIT               ONIG_OPTION_NEWLINE_CRLF  /* limit */
375
376#define ONIG_OPTION_ON(options,regopt)      ((options) |= (regopt))
377#define ONIG_OPTION_OFF(options,regopt)     ((options) &= ~(regopt))
378#define ONIG_IS_OPTION_ON(options,option)   ((options) & (option))
379
380/* syntax */
381typedef struct {
382  unsigned int   op;
383  unsigned int   op2;
384  unsigned int   behavior;
385  OnigOptionType options;   /* default option */
386  OnigMetaCharTableType meta_char_table;
387} OnigSyntaxType;
388
389ONIG_EXTERN const OnigSyntaxType OnigSyntaxASIS;
390ONIG_EXTERN const OnigSyntaxType OnigSyntaxPosixBasic;
391ONIG_EXTERN const OnigSyntaxType OnigSyntaxPosixExtended;
392ONIG_EXTERN const OnigSyntaxType OnigSyntaxEmacs;
393ONIG_EXTERN const OnigSyntaxType OnigSyntaxGrep;
394ONIG_EXTERN const OnigSyntaxType OnigSyntaxGnuRegex;
395ONIG_EXTERN const OnigSyntaxType OnigSyntaxJava;
396ONIG_EXTERN const OnigSyntaxType OnigSyntaxPerl58;
397ONIG_EXTERN const OnigSyntaxType OnigSyntaxPerl58_NG;
398ONIG_EXTERN const OnigSyntaxType OnigSyntaxPerl;
399ONIG_EXTERN const OnigSyntaxType OnigSyntaxRuby;
400ONIG_EXTERN const OnigSyntaxType OnigSyntaxPython;
401
402/* predefined syntaxes (see regsyntax.c) */
403#define ONIG_SYNTAX_ASIS               (&OnigSyntaxASIS)
404#define ONIG_SYNTAX_POSIX_BASIC        (&OnigSyntaxPosixBasic)
405#define ONIG_SYNTAX_POSIX_EXTENDED     (&OnigSyntaxPosixExtended)
406#define ONIG_SYNTAX_EMACS              (&OnigSyntaxEmacs)
407#define ONIG_SYNTAX_GREP               (&OnigSyntaxGrep)
408#define ONIG_SYNTAX_GNU_REGEX          (&OnigSyntaxGnuRegex)
409#define ONIG_SYNTAX_JAVA               (&OnigSyntaxJava)
410#define ONIG_SYNTAX_PERL58             (&OnigSyntaxPerl58)
411#define ONIG_SYNTAX_PERL58_NG          (&OnigSyntaxPerl58_NG)
412#define ONIG_SYNTAX_PERL               (&OnigSyntaxPerl)
413#define ONIG_SYNTAX_RUBY               (&OnigSyntaxRuby)
414#define ONIG_SYNTAX_PYTHON             (&OnigSyntaxPython)
415
416/* default syntax */
417ONIG_EXTERN const OnigSyntaxType*   OnigDefaultSyntax;
418#define ONIG_SYNTAX_DEFAULT   OnigDefaultSyntax
419
420/* syntax (operators) */
421#define ONIG_SYN_OP_VARIABLE_META_CHARACTERS    (1U<<0)
422#define ONIG_SYN_OP_DOT_ANYCHAR                 (1U<<1)   /* . */
423#define ONIG_SYN_OP_ASTERISK_ZERO_INF           (1U<<2)   /* * */
424#define ONIG_SYN_OP_ESC_ASTERISK_ZERO_INF       (1U<<3)
425#define ONIG_SYN_OP_PLUS_ONE_INF                (1U<<4)   /* + */
426#define ONIG_SYN_OP_ESC_PLUS_ONE_INF            (1U<<5)
427#define ONIG_SYN_OP_QMARK_ZERO_ONE              (1U<<6)   /* ? */
428#define ONIG_SYN_OP_ESC_QMARK_ZERO_ONE          (1U<<7)
429#define ONIG_SYN_OP_BRACE_INTERVAL              (1U<<8)   /* {lower,upper} */
430#define ONIG_SYN_OP_ESC_BRACE_INTERVAL          (1U<<9)   /* \{lower,upper\} */
431#define ONIG_SYN_OP_VBAR_ALT                    (1U<<10)   /* | */
432#define ONIG_SYN_OP_ESC_VBAR_ALT                (1U<<11)  /* \| */
433#define ONIG_SYN_OP_LPAREN_SUBEXP               (1U<<12)  /* (...)   */
434#define ONIG_SYN_OP_ESC_LPAREN_SUBEXP           (1U<<13)  /* \(...\) */
435#define ONIG_SYN_OP_ESC_AZ_BUF_ANCHOR           (1U<<14)  /* \A, \Z, \z */
436#define ONIG_SYN_OP_ESC_CAPITAL_G_BEGIN_ANCHOR  (1U<<15)  /* \G     */
437#define ONIG_SYN_OP_DECIMAL_BACKREF             (1U<<16)  /* \num   */
438#define ONIG_SYN_OP_BRACKET_CC                  (1U<<17)  /* [...]  */
439#define ONIG_SYN_OP_ESC_W_WORD                  (1U<<18)  /* \w, \W */
440#define ONIG_SYN_OP_ESC_LTGT_WORD_BEGIN_END     (1U<<19)  /* \<. \> */
441#define ONIG_SYN_OP_ESC_B_WORD_BOUND            (1U<<20)  /* \b, \B */
442#define ONIG_SYN_OP_ESC_S_WHITE_SPACE           (1U<<21)  /* \s, \S */
443#define ONIG_SYN_OP_ESC_D_DIGIT                 (1U<<22)  /* \d, \D */
444#define ONIG_SYN_OP_LINE_ANCHOR                 (1U<<23)  /* ^, $   */
445#define ONIG_SYN_OP_POSIX_BRACKET               (1U<<24)  /* [:xxxx:] */
446#define ONIG_SYN_OP_QMARK_NON_GREEDY            (1U<<25)  /* ??,*?,+?,{n,m}? */
447#define ONIG_SYN_OP_ESC_CONTROL_CHARS           (1U<<26)  /* \n,\r,\t,\a ... */
448#define ONIG_SYN_OP_ESC_C_CONTROL               (1U<<27)  /* \cx  */
449#define ONIG_SYN_OP_ESC_OCTAL3                  (1U<<28)  /* \OOO */
450#define ONIG_SYN_OP_ESC_X_HEX2                  (1U<<29)  /* \xHH */
451#define ONIG_SYN_OP_ESC_X_BRACE_HEX8            (1U<<30)  /* \x{7HHHHHHH} */
452#define ONIG_SYN_OP_ESC_O_BRACE_OCTAL           (1U<<31)  /* \o{OOO} */ /* NOTIMPL */
453
454#define ONIG_SYN_OP2_ESC_CAPITAL_Q_QUOTE        (1U<<0)  /* \Q...\E */
455#define ONIG_SYN_OP2_QMARK_GROUP_EFFECT         (1U<<1)  /* (?...) */
456#define ONIG_SYN_OP2_OPTION_PERL                (1U<<2)  /* (?imsxadlu), (?-imsx), (?^imsxalu) */
457#define ONIG_SYN_OP2_OPTION_RUBY                (1U<<3)  /* (?imxadu), (?-imx)  */
458#define ONIG_SYN_OP2_PLUS_POSSESSIVE_REPEAT     (1U<<4)  /* ?+,*+,++ */
459#define ONIG_SYN_OP2_PLUS_POSSESSIVE_INTERVAL   (1U<<5)  /* {n,m}+   */
460#define ONIG_SYN_OP2_CCLASS_SET_OP              (1U<<6)  /* [...&&..[..]..] */
461#define ONIG_SYN_OP2_QMARK_LT_NAMED_GROUP       (1U<<7)  /* (?<name>...) */
462#define ONIG_SYN_OP2_ESC_K_NAMED_BACKREF        (1U<<8)  /* \k<name> */
463#define ONIG_SYN_OP2_ESC_G_SUBEXP_CALL          (1U<<9)  /* \g<name>, \g<n> */
464#define ONIG_SYN_OP2_ATMARK_CAPTURE_HISTORY     (1U<<10) /* (?@..),(?@<x>..) */
465#define ONIG_SYN_OP2_ESC_CAPITAL_C_BAR_CONTROL  (1U<<11) /* \C-x */
466#define ONIG_SYN_OP2_ESC_CAPITAL_M_BAR_META     (1U<<12) /* \M-x */
467#define ONIG_SYN_OP2_ESC_V_VTAB                 (1U<<13) /* \v as VTAB */
468#define ONIG_SYN_OP2_ESC_U_HEX4                 (1U<<14) /* \uHHHH */
469#define ONIG_SYN_OP2_ESC_GNU_BUF_ANCHOR         (1U<<15) /* \`, \' */
470#define ONIG_SYN_OP2_ESC_P_BRACE_CHAR_PROPERTY  (1U<<16) /* \p{...}, \P{...} */
471#define ONIG_SYN_OP2_ESC_P_BRACE_CIRCUMFLEX_NOT (1U<<17) /* \p{^..}, \P{^..} */
472/* #define ONIG_SYN_OP2_CHAR_PROPERTY_PREFIX_IS (1U<<18) */
473#define ONIG_SYN_OP2_ESC_H_XDIGIT               (1U<<19) /* \h, \H */
474#define ONIG_SYN_OP2_INEFFECTIVE_ESCAPE         (1U<<20) /* \ */
475#define ONIG_SYN_OP2_ESC_CAPITAL_R_LINEBREAK    (1U<<21) /* \R as (?>\x0D\x0A|[\x0A-\x0D\x{85}\x{2028}\x{2029}]) */
476#define ONIG_SYN_OP2_ESC_CAPITAL_X_EXTENDED_GRAPHEME_CLUSTER (1U<<22) /* \X as (?>\P{M}\p{M}*) */
477#define ONIG_SYN_OP2_ESC_V_VERTICAL_WHITESPACE   (1U<<23) /* \v, \V -- Perl */ /* NOTIMPL */
478#define ONIG_SYN_OP2_ESC_H_HORIZONTAL_WHITESPACE (1U<<24) /* \h, \H -- Perl */ /* NOTIMPL */
479#define ONIG_SYN_OP2_ESC_CAPITAL_K_KEEP         (1U<<25) /* \K */
480#define ONIG_SYN_OP2_ESC_G_BRACE_BACKREF        (1U<<26) /* \g{name}, \g{n} */
481#define ONIG_SYN_OP2_QMARK_SUBEXP_CALL          (1U<<27) /* (?&name), (?n), (?R), (?0) */
482#define ONIG_SYN_OP2_QMARK_VBAR_BRANCH_RESET    (1U<<28) /* (?|...) */         /* NOTIMPL */
483#define ONIG_SYN_OP2_QMARK_LPAREN_CONDITION     (1U<<29) /* (?(cond)yes...|no...) */
484#define ONIG_SYN_OP2_QMARK_CAPITAL_P_NAMED_GROUP (1U<<30) /* (?P<name>...), (?P=name), (?P>name) -- Python/PCRE */
485#define ONIG_SYN_OP2_OPTION_JAVA                (1U<<31) /* (?idmsux), (?-idmsux) */ /* NOTIMPL */
486
487/* syntax (behavior) */
488#define ONIG_SYN_CONTEXT_INDEP_ANCHORS           (1U<<31) /* not implemented */
489#define ONIG_SYN_CONTEXT_INDEP_REPEAT_OPS        (1U<<0)  /* ?, *, +, {n,m} */
490#define ONIG_SYN_CONTEXT_INVALID_REPEAT_OPS      (1U<<1)  /* error or ignore */
491#define ONIG_SYN_ALLOW_UNMATCHED_CLOSE_SUBEXP    (1U<<2)  /* ...)... */
492#define ONIG_SYN_ALLOW_INVALID_INTERVAL          (1U<<3)  /* {??? */
493#define ONIG_SYN_ALLOW_INTERVAL_LOW_ABBREV       (1U<<4)  /* {,n} => {0,n} */
494#define ONIG_SYN_STRICT_CHECK_BACKREF            (1U<<5)  /* /(\1)/,/\1()/ ..*/
495#define ONIG_SYN_DIFFERENT_LEN_ALT_LOOK_BEHIND   (1U<<6)  /* (?<=a|bc) */
496#define ONIG_SYN_CAPTURE_ONLY_NAMED_GROUP        (1U<<7)  /* see doc/RE */
497#define ONIG_SYN_ALLOW_MULTIPLEX_DEFINITION_NAME (1U<<8)  /* (?<x>)(?<x>) */
498#define ONIG_SYN_FIXED_INTERVAL_IS_GREEDY_ONLY   (1U<<9)  /* a{n}?=(?:a{n})? */
499#define ONIG_SYN_ALLOW_MULTIPLEX_DEFINITION_NAME_CALL (1U<<10)  /* (?<x>)(?<x>)(?&x) */
500
501/* syntax (behavior) in char class [...] */
502#define ONIG_SYN_NOT_NEWLINE_IN_NEGATIVE_CC      (1U<<20) /* [^...] */
503#define ONIG_SYN_BACKSLASH_ESCAPE_IN_CC          (1U<<21) /* [..\w..] etc.. */
504#define ONIG_SYN_ALLOW_EMPTY_RANGE_IN_CC         (1U<<22)
505#define ONIG_SYN_ALLOW_DOUBLE_RANGE_OP_IN_CC     (1U<<23) /* [0-9-a]=[0-9\-a] */
506/* syntax (behavior) warning */
507#define ONIG_SYN_WARN_CC_OP_NOT_ESCAPED          (1U<<24) /* [,-,] */
508#define ONIG_SYN_WARN_REDUNDANT_NESTED_REPEAT    (1U<<25) /* (?:a*)+ */
509#define ONIG_SYN_WARN_CC_DUP                     (1U<<26) /* [aa] */
510
511/* meta character specifiers (onig_set_meta_char()) */
512#define ONIG_META_CHAR_ESCAPE               0
513#define ONIG_META_CHAR_ANYCHAR              1
514#define ONIG_META_CHAR_ANYTIME              2
515#define ONIG_META_CHAR_ZERO_OR_ONE_TIME     3
516#define ONIG_META_CHAR_ONE_OR_MORE_TIME     4
517#define ONIG_META_CHAR_ANYCHAR_ANYTIME      5
518
519#define ONIG_INEFFECTIVE_META_CHAR          0
520
521/* error codes */
522#define ONIG_IS_PATTERN_ERROR(ecode)   ((ecode) <= -100 && (ecode) > -1000)
523/* normal return */
524#define ONIG_NORMAL                                            0
525#define ONIG_MISMATCH                                         -1
526#define ONIG_NO_SUPPORT_CONFIG                                -2
527
528/* internal error */
529#define ONIGERR_MEMORY                                         -5
530#define ONIGERR_TYPE_BUG                                       -6
531#define ONIGERR_PARSER_BUG                                    -11
532#define ONIGERR_STACK_BUG                                     -12
533#define ONIGERR_UNDEFINED_BYTECODE                            -13
534#define ONIGERR_UNEXPECTED_BYTECODE                           -14
535#define ONIGERR_MATCH_STACK_LIMIT_OVER                        -15
536#define ONIGERR_DEFAULT_ENCODING_IS_NOT_SET                   -21
537#define ONIGERR_SPECIFIED_ENCODING_CANT_CONVERT_TO_WIDE_CHAR  -22
538/* general error */
539#define ONIGERR_INVALID_ARGUMENT                              -30
540/* syntax error */
541#define ONIGERR_END_PATTERN_AT_LEFT_BRACE                    -100
542#define ONIGERR_END_PATTERN_AT_LEFT_BRACKET                  -101
543#define ONIGERR_EMPTY_CHAR_CLASS                             -102
544#define ONIGERR_PREMATURE_END_OF_CHAR_CLASS                  -103
545#define ONIGERR_END_PATTERN_AT_ESCAPE                        -104
546#define ONIGERR_END_PATTERN_AT_META                          -105
547#define ONIGERR_END_PATTERN_AT_CONTROL                       -106
548#define ONIGERR_META_CODE_SYNTAX                             -108
549#define ONIGERR_CONTROL_CODE_SYNTAX                          -109
550#define ONIGERR_CHAR_CLASS_VALUE_AT_END_OF_RANGE             -110
551#define ONIGERR_CHAR_CLASS_VALUE_AT_START_OF_RANGE           -111
552#define ONIGERR_UNMATCHED_RANGE_SPECIFIER_IN_CHAR_CLASS      -112
553#define ONIGERR_TARGET_OF_REPEAT_OPERATOR_NOT_SPECIFIED      -113
554#define ONIGERR_TARGET_OF_REPEAT_OPERATOR_INVALID            -114
555#define ONIGERR_NESTED_REPEAT_OPERATOR                       -115
556#define ONIGERR_UNMATCHED_CLOSE_PARENTHESIS                  -116
557#define ONIGERR_END_PATTERN_WITH_UNMATCHED_PARENTHESIS       -117
558#define ONIGERR_END_PATTERN_IN_GROUP                         -118
559#define ONIGERR_UNDEFINED_GROUP_OPTION                       -119
560#define ONIGERR_INVALID_POSIX_BRACKET_TYPE                   -121
561#define ONIGERR_INVALID_LOOK_BEHIND_PATTERN                  -122
562#define ONIGERR_INVALID_REPEAT_RANGE_PATTERN                 -123
563#define ONIGERR_INVALID_CONDITION_PATTERN                    -124
564/* values error (syntax error) */
565#define ONIGERR_TOO_BIG_NUMBER                               -200
566#define ONIGERR_TOO_BIG_NUMBER_FOR_REPEAT_RANGE              -201
567#define ONIGERR_UPPER_SMALLER_THAN_LOWER_IN_REPEAT_RANGE     -202
568#define ONIGERR_EMPTY_RANGE_IN_CHAR_CLASS                    -203
569#define ONIGERR_MISMATCH_CODE_LENGTH_IN_CLASS_RANGE          -204
570#define ONIGERR_TOO_MANY_MULTI_BYTE_RANGES                   -205
571#define ONIGERR_TOO_SHORT_MULTI_BYTE_STRING                  -206
572#define ONIGERR_TOO_BIG_BACKREF_NUMBER                       -207
573#define ONIGERR_INVALID_BACKREF                              -208
574#define ONIGERR_NUMBERED_BACKREF_OR_CALL_NOT_ALLOWED         -209
575#define ONIGERR_TOO_SHORT_DIGITS                             -210
576#define ONIGERR_TOO_LONG_WIDE_CHAR_VALUE                     -212
577#define ONIGERR_EMPTY_GROUP_NAME                             -214
578#define ONIGERR_INVALID_GROUP_NAME                           -215
579#define ONIGERR_INVALID_CHAR_IN_GROUP_NAME                   -216
580#define ONIGERR_UNDEFINED_NAME_REFERENCE                     -217
581#define ONIGERR_UNDEFINED_GROUP_REFERENCE                    -218
582#define ONIGERR_MULTIPLEX_DEFINED_NAME                       -219
583#define ONIGERR_MULTIPLEX_DEFINITION_NAME_CALL               -220
584#define ONIGERR_NEVER_ENDING_RECURSION                       -221
585#define ONIGERR_GROUP_NUMBER_OVER_FOR_CAPTURE_HISTORY        -222
586#define ONIGERR_INVALID_CHAR_PROPERTY_NAME                   -223
587#define ONIGERR_INVALID_CODE_POINT_VALUE                     -400
588#define ONIGERR_INVALID_WIDE_CHAR_VALUE                      -400
589#define ONIGERR_TOO_BIG_WIDE_CHAR_VALUE                      -401
590#define ONIGERR_NOT_SUPPORTED_ENCODING_COMBINATION           -402
591#define ONIGERR_INVALID_COMBINATION_OF_OPTIONS               -403
592
593/* errors related to thread */
594#define ONIGERR_OVER_THREAD_PASS_LIMIT_COUNT                -1001
595
596
597/* must be smaller than BIT_STATUS_BITS_NUM (unsigned int * 8) */
598#define ONIG_MAX_CAPTURE_HISTORY_GROUP   31
599#define ONIG_IS_CAPTURE_HISTORY_GROUP(r, i) \
600  ((i) <= ONIG_MAX_CAPTURE_HISTORY_GROUP && (r)->list && (r)->list[i])
601
602typedef struct OnigCaptureTreeNodeStruct {
603  int group;   /* group number */
604  OnigPosition beg;
605  OnigPosition end;
606  int allocated;
607  int num_childs;
608  struct OnigCaptureTreeNodeStruct** childs;
609} OnigCaptureTreeNode;
610
611/* match result region type */
612struct re_registers {
613  int  allocated;
614  int  num_regs;
615  OnigPosition* beg;
616  OnigPosition* end;
617  /* extended */
618  OnigCaptureTreeNode* history_root;  /* capture history tree root */
619};
620
621/* capture tree traverse */
622#define ONIG_TRAVERSE_CALLBACK_AT_FIRST   1
623#define ONIG_TRAVERSE_CALLBACK_AT_LAST    2
624#define ONIG_TRAVERSE_CALLBACK_AT_BOTH \
625  ( ONIG_TRAVERSE_CALLBACK_AT_FIRST | ONIG_TRAVERSE_CALLBACK_AT_LAST )
626
627
628#define ONIG_REGION_NOTPOS            -1
629
630typedef struct re_registers   OnigRegion;
631
632typedef struct {
633  OnigEncoding enc;
634  OnigUChar* par;
635  OnigUChar* par_end;
636} OnigErrorInfo;
637
638typedef struct {
639  int lower;
640  int upper;
641} OnigRepeatRange;
642
643typedef void (*OnigWarnFunc) P_((const char* s));
644extern void onig_null_warn P_((const char* s));
645#define ONIG_NULL_WARN       onig_null_warn
646
647#define ONIG_CHAR_TABLE_SIZE   256
648
649/* regex_t state */
650#define ONIG_STATE_NORMAL              0
651#define ONIG_STATE_SEARCHING           1
652#define ONIG_STATE_COMPILING          -1
653#define ONIG_STATE_MODIFY             -2
654
655#define ONIG_STATE(reg) \
656  ((reg)->state > 0 ? ONIG_STATE_SEARCHING : (reg)->state)
657
658typedef struct re_pattern_buffer {
659  /* common members of BBuf(bytes-buffer) */
660  unsigned char* p;         /* compiled pattern */
661  unsigned int used;        /* used space for p */
662  unsigned int alloc;       /* allocated space for p */
663
664  int state;                     /* normal, searching, compiling */
665  int num_mem;                   /* used memory(...) num counted from 1 */
666  int num_repeat;                /* OP_REPEAT/OP_REPEAT_NG id-counter */
667  int num_null_check;            /* OP_NULL_CHECK_START/END id counter */
668  int num_comb_exp_check;        /* combination explosion check */
669  int num_call;                  /* number of subexp call */
670  unsigned int capture_history;  /* (?@...) flag (1-31) */
671  unsigned int bt_mem_start;     /* need backtrack flag */
672  unsigned int bt_mem_end;       /* need backtrack flag */
673  int stack_pop_level;
674  int repeat_range_alloc;
675  OnigRepeatRange* repeat_range;
676
677  OnigEncoding      enc;
678  OnigOptionType    options;
679  const OnigSyntaxType* syntax;
680  OnigCaseFoldType  case_fold_flag;
681  void*             name_table;
682
683  /* optimization info (string search, char-map and anchors) */
684  int            optimize;          /* optimize flag */
685  int            threshold_len;     /* search str-length for apply optimize */
686  int            anchor;            /* BEGIN_BUF, BEGIN_POS, (SEMI_)END_BUF */
687  OnigDistance   anchor_dmin;       /* (SEMI_)END_BUF anchor distance */
688  OnigDistance   anchor_dmax;       /* (SEMI_)END_BUF anchor distance */
689  int            sub_anchor;        /* start-anchor for exact or map */
690  unsigned char *exact;
691  unsigned char *exact_end;
692  unsigned char  map[ONIG_CHAR_TABLE_SIZE]; /* used as BM skip or char-map */
693  int           *int_map;                   /* BM skip for exact_len > 255 */
694  int           *int_map_backward;          /* BM skip for backward search */
695  OnigDistance   dmin;                      /* min-distance of exact or map */
696  OnigDistance   dmax;                      /* max-distance of exact or map */
697
698  /* regex_t link chain */
699  struct re_pattern_buffer* chain;  /* escape compile-conflict */
700} OnigRegexType;
701
702typedef OnigRegexType*  OnigRegex;
703
704#ifndef ONIG_ESCAPE_REGEX_T_COLLISION
705  typedef OnigRegexType  regex_t;
706#endif
707
708
709typedef struct {
710  int             num_of_elements;
711  OnigEncoding    pattern_enc;
712  OnigEncoding    target_enc;
713  OnigSyntaxType* syntax;
714  OnigOptionType  option;
715  OnigCaseFoldType   case_fold_flag;
716} OnigCompileInfo;
717
718/* Oniguruma Native API */
719ONIG_EXTERN
720int onig_init P_((void));
721ONIG_EXTERN
722int onig_error_code_to_str PV_((OnigUChar* s, OnigPosition err_code, ...));
723ONIG_EXTERN
724void onig_set_warn_func P_((OnigWarnFunc f));
725ONIG_EXTERN
726void onig_set_verb_warn_func P_((OnigWarnFunc f));
727ONIG_EXTERN
728int onig_new P_((OnigRegex*, const OnigUChar* pattern, const OnigUChar* pattern_end, OnigOptionType option, OnigEncoding enc, const OnigSyntaxType* syntax, OnigErrorInfo* einfo));
729ONIG_EXTERN
730int onig_reg_init P_((OnigRegex reg, OnigOptionType option, OnigCaseFoldType case_fold_flag, OnigEncoding enc, const OnigSyntaxType* syntax));
731ONIG_EXTERN
732int onig_new_without_alloc P_((OnigRegex, const OnigUChar* pattern, const OnigUChar* pattern_end, OnigOptionType option, OnigEncoding enc, OnigSyntaxType* syntax, OnigErrorInfo* einfo));
733ONIG_EXTERN
734int onig_new_deluxe P_((OnigRegex* reg, const OnigUChar* pattern, const OnigUChar* pattern_end, OnigCompileInfo* ci, OnigErrorInfo* einfo));
735ONIG_EXTERN
736void onig_free P_((OnigRegex));
737ONIG_EXTERN
738void onig_free_body P_((OnigRegex));
739ONIG_EXTERN
740int onig_recompile P_((OnigRegex, const OnigUChar* pattern, const OnigUChar* pattern_end, OnigOptionType option, OnigEncoding enc, OnigSyntaxType* syntax, OnigErrorInfo* einfo));
741ONIG_EXTERN
742int onig_recompile_deluxe P_((OnigRegex reg, const OnigUChar* pattern, const OnigUChar* pattern_end, OnigCompileInfo* ci, OnigErrorInfo* einfo));
743ONIG_EXTERN
744OnigPosition onig_search P_((OnigRegex, const OnigUChar* str, const OnigUChar* end, const OnigUChar* start, const OnigUChar* range, OnigRegion* region, OnigOptionType option));
745ONIG_EXTERN
746OnigPosition onig_search_gpos P_((OnigRegex, const OnigUChar* str, const OnigUChar* end, const OnigUChar* global_pos, const OnigUChar* start, const OnigUChar* range, OnigRegion* region, OnigOptionType option));
747ONIG_EXTERN
748OnigPosition onig_match P_((OnigRegex, const OnigUChar* str, const OnigUChar* end, const OnigUChar* at, OnigRegion* region, OnigOptionType option));
749ONIG_EXTERN
750OnigRegion* onig_region_new P_((void));
751ONIG_EXTERN
752void onig_region_init P_((OnigRegion* region));
753ONIG_EXTERN
754void onig_region_free P_((OnigRegion* region, int free_self));
755ONIG_EXTERN
756void onig_region_copy P_((OnigRegion* to, OnigRegion* from));
757ONIG_EXTERN
758void onig_region_clear P_((OnigRegion* region));
759ONIG_EXTERN
760int onig_region_resize P_((OnigRegion* region, int n));
761ONIG_EXTERN
762int onig_region_set P_((OnigRegion* region, int at, int beg, int end));
763ONIG_EXTERN
764int onig_name_to_group_numbers P_((OnigRegex reg, const OnigUChar* name, const OnigUChar* name_end, int** nums));
765ONIG_EXTERN
766int onig_name_to_backref_number P_((OnigRegex reg, const OnigUChar* name, const OnigUChar* name_end, OnigRegion *region));
767ONIG_EXTERN
768int onig_foreach_name P_((OnigRegex reg, int (*func)(const OnigUChar*, const OnigUChar*,int,int*,OnigRegex,void*), void* arg));
769ONIG_EXTERN
770int onig_number_of_names P_((OnigRegex reg));
771ONIG_EXTERN
772int onig_number_of_captures P_((OnigRegex reg));
773ONIG_EXTERN
774int onig_number_of_capture_histories P_((OnigRegex reg));
775ONIG_EXTERN
776OnigCaptureTreeNode* onig_get_capture_tree P_((OnigRegion* region));
777ONIG_EXTERN
778int onig_capture_tree_traverse P_((OnigRegion* region, int at, int(*callback_func)(int,OnigPosition,OnigPosition,int,int,void*), void* arg));
779ONIG_EXTERN
780int onig_noname_group_capture_is_active P_((OnigRegex reg));
781ONIG_EXTERN
782OnigEncoding onig_get_encoding P_((OnigRegex reg));
783ONIG_EXTERN
784OnigOptionType onig_get_options P_((OnigRegex reg));
785ONIG_EXTERN
786OnigCaseFoldType onig_get_case_fold_flag P_((OnigRegex reg));
787ONIG_EXTERN
788const OnigSyntaxType* onig_get_syntax P_((OnigRegex reg));
789ONIG_EXTERN
790int onig_set_default_syntax P_((const OnigSyntaxType* syntax));
791ONIG_EXTERN
792void onig_copy_syntax P_((OnigSyntaxType* to, const OnigSyntaxType* from));
793ONIG_EXTERN
794unsigned int onig_get_syntax_op P_((OnigSyntaxType* syntax));
795ONIG_EXTERN
796unsigned int onig_get_syntax_op2 P_((OnigSyntaxType* syntax));
797ONIG_EXTERN
798unsigned int onig_get_syntax_behavior P_((OnigSyntaxType* syntax));
799ONIG_EXTERN
800OnigOptionType onig_get_syntax_options P_((OnigSyntaxType* syntax));
801ONIG_EXTERN
802void onig_set_syntax_op P_((OnigSyntaxType* syntax, unsigned int op));
803ONIG_EXTERN
804void onig_set_syntax_op2 P_((OnigSyntaxType* syntax, unsigned int op2));
805ONIG_EXTERN
806void onig_set_syntax_behavior P_((OnigSyntaxType* syntax, unsigned int behavior));
807ONIG_EXTERN
808void onig_set_syntax_options P_((OnigSyntaxType* syntax, OnigOptionType options));
809ONIG_EXTERN
810int onig_set_meta_char P_((OnigSyntaxType* syntax, unsigned int what, OnigCodePoint code));
811ONIG_EXTERN
812void onig_copy_encoding P_((OnigEncoding to, OnigEncoding from));
813ONIG_EXTERN
814OnigCaseFoldType onig_get_default_case_fold_flag P_((void));
815ONIG_EXTERN
816int onig_set_default_case_fold_flag P_((OnigCaseFoldType case_fold_flag));
817ONIG_EXTERN
818unsigned int onig_get_match_stack_limit_size P_((void));
819ONIG_EXTERN
820int onig_set_match_stack_limit_size P_((unsigned int size));
821ONIG_EXTERN
822int onig_end P_((void));
823ONIG_EXTERN
824const char* onig_version P_((void));
825ONIG_EXTERN
826const char* onig_copyright P_((void));
827
828#if defined __GNUC__ && __GNUC__ >= 4
829#pragma GCC visibility pop
830#endif
831
832#ifdef __cplusplus
833#if 0
834{ /* satisfy cc-mode */
835#endif
836}
837#endif
838
839#endif /* ONIGURUMA_H */
840