Ruby: include/ruby/oniguruma.h Source File

00001 #ifndef ONIGURUMA_H
00002 #define ONIGURUMA_H
00003 /**********************************************************************
00004   oniguruma.h - Onigmo (Oniguruma-mod) (regular expression library)
00005 **********************************************************************/
00006 /*-
00007  * Copyright (c) 2002-2009  K.Kosako  <sndgk393 AT ybb DOT ne DOT jp>
00008  * Copyright (c) 2011-2013  K.Takata  <kentkt AT csc DOT jp>
00009  * All rights reserved.
00010  *
00011  * Redistribution and use in source and binary forms, with or without
00012  * modification, are permitted provided that the following conditions
00013  * are met:
00014  * 1. Redistributions of source code must retain the above copyright
00015  *    notice, this list of conditions and the following disclaimer.
00016  * 2. Redistributions in binary form must reproduce the above copyright
00017  *    notice, this list of conditions and the following disclaimer in the
00018  *    documentation and/or other materials provided with the distribution.
00019  *
00020  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
00021  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
00022  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
00023  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
00024  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
00025  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
00026  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
00027  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
00028  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
00029  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
00030  * SUCH DAMAGE.
00031  */
00032 
00033 #ifdef __cplusplus
00034 extern "C" {
00035 #if 0
00036 } /* satisfy cc-mode */
00037 #endif
00038 #endif
00039 
00040 #define ONIGURUMA
00041 #define ONIGURUMA_VERSION_MAJOR   5
00042 #define ONIGURUMA_VERSION_MINOR   13
00043 #define ONIGURUMA_VERSION_TEENY   5
00044 
00045 #ifdef __cplusplus
00046 # ifndef  HAVE_PROTOTYPES
00047 #  define HAVE_PROTOTYPES 1
00048 # endif
00049 # ifndef  HAVE_STDARG_PROTOTYPES
00050 #  define HAVE_STDARG_PROTOTYPES 1
00051 # endif
00052 #endif
00053 
00054 /* escape Mac OS X/Xcode 2.4/gcc 4.0.1 problem */
00055 #if defined(__APPLE__) && defined(__GNUC__) && __GNUC__ >= 4
00056 # ifndef  HAVE_STDARG_PROTOTYPES
00057 #  define HAVE_STDARG_PROTOTYPES 1
00058 # endif
00059 #endif
00060 
00061 #ifdef HAVE_STDARG_H
00062 # ifndef  HAVE_STDARG_PROTOTYPES
00063 #  define HAVE_STDARG_PROTOTYPES 1
00064 # endif
00065 #endif
00066 
00067 #ifndef P_
00068 #if defined(__STDC__) || defined(_WIN32)
00069 # define P_(args) args
00070 #else
00071 # define P_(args) ()
00072 #endif
00073 #endif
00074 
00075 #ifndef PV_
00076 #ifdef HAVE_STDARG_PROTOTYPES
00077 # define PV_(args) args
00078 #else
00079 # define PV_(args) ()
00080 #endif
00081 #endif
00082 
00083 #ifndef ONIG_EXTERN
00084 #ifdef RUBY_EXTERN
00085 #define ONIG_EXTERN   RUBY_EXTERN
00086 #else
00087 #if defined(_WIN32) && !defined(__GNUC__)
00088 #if defined(EXPORT) || defined(RUBY_EXPORT)
00089 #define ONIG_EXTERN   extern __declspec(dllexport)
00090 #else
00091 #define ONIG_EXTERN   extern __declspec(dllimport)
00092 #endif
00093 #endif
00094 #endif
00095 #endif
00096 
00097 #ifndef ONIG_EXTERN
00098 #define ONIG_EXTERN   extern
00099 #endif
00100 
00101 RUBY_SYMBOL_EXPORT_BEGIN
00102 
00103 #include <stddef.h>             /* for size_t */
00104 
00105 /* PART: character encoding */
00106 
00107 #ifndef ONIG_ESCAPE_UCHAR_COLLISION
00108 #define UChar OnigUChar
00109 #endif
00110 
00111 typedef unsigned char  OnigUChar;
00112 typedef unsigned int   OnigCodePoint;
00113 typedef unsigned int   OnigCtype;
00114 typedef size_t         OnigDistance;
00115 typedef ptrdiff_t      OnigPosition;
00116 
00117 #define ONIG_INFINITE_DISTANCE  ~((OnigDistance )0)
00118 
00119 typedef unsigned int OnigCaseFoldType; /* case fold flag */
00120 
00121 ONIG_EXTERN OnigCaseFoldType OnigDefaultCaseFoldFlag;
00122 
00123 /* #define ONIGENC_CASE_FOLD_HIRAGANA_KATAKANA  (1<<1) */
00124 /* #define ONIGENC_CASE_FOLD_KATAKANA_WIDTH     (1<<2) */
00125 #define ONIGENC_CASE_FOLD_TURKISH_AZERI         (1<<20)
00126 #define INTERNAL_ONIGENC_CASE_FOLD_MULTI_CHAR   (1<<30)
00127 
00128 #define ONIGENC_CASE_FOLD_MIN      INTERNAL_ONIGENC_CASE_FOLD_MULTI_CHAR
00129 #define ONIGENC_CASE_FOLD_DEFAULT  OnigDefaultCaseFoldFlag
00130 
00131 
00132 #define ONIGENC_MAX_COMP_CASE_FOLD_CODE_LEN       3
00133 #define ONIGENC_GET_CASE_FOLD_CODES_MAX_NUM      13
00134 /* 13 => Unicode:0x1ffc */
00135 
00136 /* code range */
00137 #define ONIGENC_CODE_RANGE_NUM(range)     ((int )range[0])
00138 #define ONIGENC_CODE_RANGE_FROM(range,i)  range[((i)*2) + 1]
00139 #define ONIGENC_CODE_RANGE_TO(range,i)    range[((i)*2) + 2]
00140 
00141 typedef struct {
00142   int byte_len;  /* argument(original) character(s) byte length */
00143   int code_len;  /* number of code */
00144   OnigCodePoint code[ONIGENC_MAX_COMP_CASE_FOLD_CODE_LEN];
00145 } OnigCaseFoldCodeItem;
00146 
00147 typedef struct {
00148   OnigCodePoint esc;
00149   OnigCodePoint anychar;
00150   OnigCodePoint anytime;
00151   OnigCodePoint zero_or_one_time;
00152   OnigCodePoint one_or_more_time;
00153   OnigCodePoint anychar_anytime;
00154 } OnigMetaCharTableType;
00155 
00156 typedef int (*OnigApplyAllCaseFoldFunc)(OnigCodePoint from, OnigCodePoint* to, int to_len, void* arg);
00157 
00158 typedef struct OnigEncodingTypeST {
00159   int    (*precise_mbc_enc_len)(const OnigUChar* p,const OnigUChar* e, struct OnigEncodingTypeST* enc);
00160   const char*   name;
00161   int           max_enc_len;
00162   int           min_enc_len;
00163   int    (*is_mbc_newline)(const OnigUChar* p, const OnigUChar* end, struct OnigEncodingTypeST* enc);
00164   OnigCodePoint (*mbc_to_code)(const OnigUChar* p, const OnigUChar* end, struct OnigEncodingTypeST* enc);
00165   int    (*code_to_mbclen)(OnigCodePoint code, struct OnigEncodingTypeST* enc);
00166   int    (*code_to_mbc)(OnigCodePoint code, OnigUChar *buf, struct OnigEncodingTypeST* enc);
00167   int    (*mbc_case_fold)(OnigCaseFoldType flag, const OnigUChar** pp, const OnigUChar* end, OnigUChar* to, struct OnigEncodingTypeST* enc);
00168   int    (*apply_all_case_fold)(OnigCaseFoldType flag, OnigApplyAllCaseFoldFunc f, void* arg, struct OnigEncodingTypeST* enc);
00169   int    (*get_case_fold_codes_by_str)(OnigCaseFoldType flag, const OnigUChar* p, const OnigUChar* end, OnigCaseFoldCodeItem acs[], struct OnigEncodingTypeST* enc);
00170   int    (*property_name_to_ctype)(struct OnigEncodingTypeST* enc, OnigUChar* p, OnigUChar* end);
00171   int    (*is_code_ctype)(OnigCodePoint code, OnigCtype ctype, struct OnigEncodingTypeST* enc);
00172   int    (*get_ctype_code_range)(OnigCtype ctype, OnigCodePoint* sb_out, const OnigCodePoint* ranges[], struct OnigEncodingTypeST* enc);
00173   OnigUChar* (*left_adjust_char_head)(const OnigUChar* start, const OnigUChar* p, const OnigUChar* end, struct OnigEncodingTypeST* enc);
00174   int    (*is_allowed_reverse_match)(const OnigUChar* p, const OnigUChar* end, struct OnigEncodingTypeST* enc);
00175   int ruby_encoding_index;
00176   unsigned int  flags;
00177 } OnigEncodingType;
00178 
00179 typedef OnigEncodingType* OnigEncoding;
00180 
00181 ONIG_EXTERN OnigEncodingType OnigEncodingASCII;
00182 
00183 #define ONIG_ENCODING_ASCII        (&OnigEncodingASCII)
00184 
00185 #define ONIG_ENCODING_UNDEF    ((OnigEncoding )0)
00186 
00187 
00188 /* work size */
00189 #define ONIGENC_CODE_TO_MBC_MAXLEN       7
00190 #define ONIGENC_MBC_CASE_FOLD_MAXLEN    18
00191 /* 18: 6(max-byte) * 3(case-fold chars) */
00192 
00193 /* character types */
00194 #define ONIGENC_CTYPE_NEWLINE   0
00195 #define ONIGENC_CTYPE_ALPHA     1
00196 #define ONIGENC_CTYPE_BLANK     2
00197 #define ONIGENC_CTYPE_CNTRL     3
00198 #define ONIGENC_CTYPE_DIGIT     4
00199 #define ONIGENC_CTYPE_GRAPH     5
00200 #define ONIGENC_CTYPE_LOWER     6
00201 #define ONIGENC_CTYPE_PRINT     7
00202 #define ONIGENC_CTYPE_PUNCT     8
00203 #define ONIGENC_CTYPE_SPACE     9
00204 #define ONIGENC_CTYPE_UPPER    10
00205 #define ONIGENC_CTYPE_XDIGIT   11
00206 #define ONIGENC_CTYPE_WORD     12
00207 #define ONIGENC_CTYPE_ALNUM    13  /* alpha || digit */
00208 #define ONIGENC_CTYPE_ASCII    14
00209 #define ONIGENC_MAX_STD_CTYPE  ONIGENC_CTYPE_ASCII
00210 
00211 /* flags */
00212 #define ONIGENC_FLAG_NONE       0U
00213 #define ONIGENC_FLAG_UNICODE    1U
00214 
00215 #define onig_enc_len(enc,p,e)          ONIGENC_MBC_ENC_LEN(enc, p, e)
00216 
00217 #define ONIGENC_IS_UNDEF(enc)          ((enc) == ONIG_ENCODING_UNDEF)
00218 #define ONIGENC_IS_SINGLEBYTE(enc)     (ONIGENC_MBC_MAXLEN(enc) == 1)
00219 #define ONIGENC_IS_MBC_HEAD(enc,p,e)   (ONIGENC_MBC_ENC_LEN(enc,p,e) != 1)
00220 #define ONIGENC_IS_MBC_ASCII(p)           (*(p)   < 128)
00221 #define ONIGENC_IS_CODE_ASCII(code)       ((code) < 128)
00222 #define ONIGENC_IS_MBC_WORD(enc,s,end) \
00223    ONIGENC_IS_CODE_WORD(enc,ONIGENC_MBC_TO_CODE(enc,s,end))
00224 #define ONIGENC_IS_MBC_ASCII_WORD(enc,s,end) \
00225    onigenc_ascii_is_code_ctype( \
00226         ONIGENC_MBC_TO_CODE(enc,s,end),ONIGENC_CTYPE_WORD,enc)
00227 #define ONIGENC_IS_UNICODE(enc)        ((enc)->flags & ONIGENC_FLAG_UNICODE)
00228 
00229 
00230 #define ONIGENC_NAME(enc)                      ((enc)->name)
00231 
00232 #define ONIGENC_MBC_CASE_FOLD(enc,flag,pp,end,buf) \
00233   (enc)->mbc_case_fold(flag,(const OnigUChar** )pp,end,buf,enc)
00234 #define ONIGENC_IS_ALLOWED_REVERSE_MATCH(enc,s,end) \
00235         (enc)->is_allowed_reverse_match(s,end,enc)
00236 #define ONIGENC_LEFT_ADJUST_CHAR_HEAD(enc,start,s,end) \
00237         (enc)->left_adjust_char_head(start, s, end, enc)
00238 #define ONIGENC_APPLY_ALL_CASE_FOLD(enc,case_fold_flag,f,arg) \
00239         (enc)->apply_all_case_fold(case_fold_flag,f,arg,enc)
00240 #define ONIGENC_GET_CASE_FOLD_CODES_BY_STR(enc,case_fold_flag,p,end,acs) \
00241        (enc)->get_case_fold_codes_by_str(case_fold_flag,p,end,acs,enc)
00242 #define ONIGENC_STEP_BACK(enc,start,s,end,n) \
00243         onigenc_step_back((enc),(start),(s),(end),(n))
00244 
00245 #define ONIGENC_CONSTRUCT_MBCLEN_CHARFOUND(n)   (n)
00246 #define ONIGENC_MBCLEN_CHARFOUND_P(r)           (0 < (r))
00247 #define ONIGENC_MBCLEN_CHARFOUND_LEN(r)         (r)
00248 
00249 #define ONIGENC_CONSTRUCT_MBCLEN_INVALID()      (-1)
00250 #define ONIGENC_MBCLEN_INVALID_P(r)             ((r) == -1)
00251 
00252 #define ONIGENC_CONSTRUCT_MBCLEN_NEEDMORE(n)    (-1-(n))
00253 #define ONIGENC_MBCLEN_NEEDMORE_P(r)            ((r) < -1)
00254 #define ONIGENC_MBCLEN_NEEDMORE_LEN(r)          (-1-(r))
00255 
00256 #define ONIGENC_PRECISE_MBC_ENC_LEN(enc,p,e)   (enc)->precise_mbc_enc_len(p,e,enc)
00257 
00258 ONIG_EXTERN
00259 int onigenc_mbclen_approximate P_((const OnigUChar* p,const OnigUChar* e, struct OnigEncodingTypeST* enc));
00260 
00261 #define ONIGENC_MBC_ENC_LEN(enc,p,e)           onigenc_mbclen_approximate(p,e,enc)
00262 #define ONIGENC_MBC_MAXLEN(enc)               ((enc)->max_enc_len)
00263 #define ONIGENC_MBC_MAXLEN_DIST(enc)           ONIGENC_MBC_MAXLEN(enc)
00264 #define ONIGENC_MBC_MINLEN(enc)               ((enc)->min_enc_len)
00265 #define ONIGENC_IS_MBC_NEWLINE(enc,p,end)      (enc)->is_mbc_newline((p),(end),enc)
00266 #define ONIGENC_MBC_TO_CODE(enc,p,end)         (enc)->mbc_to_code((p),(end),enc)
00267 #define ONIGENC_CODE_TO_MBCLEN(enc,code)       (enc)->code_to_mbclen(code,enc)
00268 #define ONIGENC_CODE_TO_MBC(enc,code,buf)      (enc)->code_to_mbc(code,buf,enc)
00269 #define ONIGENC_PROPERTY_NAME_TO_CTYPE(enc,p,end) \
00270   (enc)->property_name_to_ctype(enc,p,end)
00271 
00272 #define ONIGENC_IS_CODE_CTYPE(enc,code,ctype)  (enc)->is_code_ctype(code,ctype,enc)
00273 
00274 #define ONIGENC_IS_CODE_NEWLINE(enc,code) \
00275         ONIGENC_IS_CODE_CTYPE(enc,code,ONIGENC_CTYPE_NEWLINE)
00276 #define ONIGENC_IS_CODE_GRAPH(enc,code) \
00277         ONIGENC_IS_CODE_CTYPE(enc,code,ONIGENC_CTYPE_GRAPH)
00278 #define ONIGENC_IS_CODE_PRINT(enc,code) \
00279         ONIGENC_IS_CODE_CTYPE(enc,code,ONIGENC_CTYPE_PRINT)
00280 #define ONIGENC_IS_CODE_ALNUM(enc,code) \
00281         ONIGENC_IS_CODE_CTYPE(enc,code,ONIGENC_CTYPE_ALNUM)
00282 #define ONIGENC_IS_CODE_ALPHA(enc,code) \
00283         ONIGENC_IS_CODE_CTYPE(enc,code,ONIGENC_CTYPE_ALPHA)
00284 #define ONIGENC_IS_CODE_LOWER(enc,code) \
00285         ONIGENC_IS_CODE_CTYPE(enc,code,ONIGENC_CTYPE_LOWER)
00286 #define ONIGENC_IS_CODE_UPPER(enc,code) \
00287         ONIGENC_IS_CODE_CTYPE(enc,code,ONIGENC_CTYPE_UPPER)
00288 #define ONIGENC_IS_CODE_CNTRL(enc,code) \
00289         ONIGENC_IS_CODE_CTYPE(enc,code,ONIGENC_CTYPE_CNTRL)
00290 #define ONIGENC_IS_CODE_PUNCT(enc,code) \
00291         ONIGENC_IS_CODE_CTYPE(enc,code,ONIGENC_CTYPE_PUNCT)
00292 #define ONIGENC_IS_CODE_SPACE(enc,code) \
00293         ONIGENC_IS_CODE_CTYPE(enc,code,ONIGENC_CTYPE_SPACE)
00294 #define ONIGENC_IS_CODE_BLANK(enc,code) \
00295         ONIGENC_IS_CODE_CTYPE(enc,code,ONIGENC_CTYPE_BLANK)
00296 #define ONIGENC_IS_CODE_DIGIT(enc,code) \
00297         ONIGENC_IS_CODE_CTYPE(enc,code,ONIGENC_CTYPE_DIGIT)
00298 #define ONIGENC_IS_CODE_XDIGIT(enc,code) \
00299         ONIGENC_IS_CODE_CTYPE(enc,code,ONIGENC_CTYPE_XDIGIT)
00300 #define ONIGENC_IS_CODE_WORD(enc,code) \
00301         ONIGENC_IS_CODE_CTYPE(enc,code,ONIGENC_CTYPE_WORD)
00302 
00303 #define ONIGENC_GET_CTYPE_CODE_RANGE(enc,ctype,sbout,ranges) \
00304         (enc)->get_ctype_code_range(ctype,sbout,ranges,enc)
00305 
00306 ONIG_EXTERN
00307 OnigUChar* onigenc_step_back P_((OnigEncoding enc, const OnigUChar* start, const OnigUChar* s, const OnigUChar* end, int n));
00308 
00309 
00310 /* encoding API */
00311 ONIG_EXTERN
00312 int onigenc_init P_((void));
00313 ONIG_EXTERN
00314 int onigenc_set_default_encoding P_((OnigEncoding enc));
00315 ONIG_EXTERN
00316 OnigEncoding onigenc_get_default_encoding P_((void));
00317 ONIG_EXTERN
00318 void  onigenc_set_default_caseconv_table P_((const OnigUChar* table));
00319 ONIG_EXTERN
00320 OnigUChar* onigenc_get_right_adjust_char_head_with_prev P_((OnigEncoding enc, const OnigUChar* start, const OnigUChar* s, const OnigUChar* end, const OnigUChar** prev));
00321 ONIG_EXTERN
00322 OnigUChar* onigenc_get_prev_char_head P_((OnigEncoding enc, const OnigUChar* start, const OnigUChar* s, const OnigUChar* end));
00323 ONIG_EXTERN
00324 OnigUChar* onigenc_get_left_adjust_char_head P_((OnigEncoding enc, const OnigUChar* start, const OnigUChar* s, const OnigUChar* end));
00325 ONIG_EXTERN
00326 OnigUChar* onigenc_get_right_adjust_char_head P_((OnigEncoding enc, const OnigUChar* start, const OnigUChar* s, const OnigUChar* end));
00327 ONIG_EXTERN
00328 int onigenc_strlen P_((OnigEncoding enc, const OnigUChar* p, const OnigUChar* end));
00329 ONIG_EXTERN
00330 int onigenc_strlen_null P_((OnigEncoding enc, const OnigUChar* p));
00331 ONIG_EXTERN
00332 int onigenc_str_bytelen_null P_((OnigEncoding enc, const OnigUChar* p));
00333 
00334 
00335 
00336 /* PART: regular expression */
00337 
00338 /* config parameters */
00339 #define ONIG_NREGION                          10
00340 #define ONIG_MAX_BACKREF_NUM                1000
00341 #define ONIG_MAX_CAPTURE_GROUP_NUM         32767
00342 #define ONIG_MAX_REPEAT_NUM               100000
00343 #define ONIG_MAX_MULTI_BYTE_RANGES_NUM     10000
00344 /* constants */
00345 #define ONIG_MAX_ERROR_MESSAGE_LEN            90
00346 
00347 typedef unsigned int        OnigOptionType;
00348 
00349 #define ONIG_OPTION_DEFAULT            ONIG_OPTION_NONE
00350 
00351 /* options */
00352 #define ONIG_OPTION_NONE                 0U
00353 #define ONIG_OPTION_IGNORECASE           1U
00354 #define ONIG_OPTION_EXTEND               (ONIG_OPTION_IGNORECASE         << 1)
00355 #define ONIG_OPTION_MULTILINE            (ONIG_OPTION_EXTEND             << 1)
00356 #define ONIG_OPTION_DOTALL                ONIG_OPTION_MULTILINE
00357 #define ONIG_OPTION_SINGLELINE           (ONIG_OPTION_MULTILINE          << 1)
00358 #define ONIG_OPTION_FIND_LONGEST         (ONIG_OPTION_SINGLELINE         << 1)
00359 #define ONIG_OPTION_FIND_NOT_EMPTY       (ONIG_OPTION_FIND_LONGEST       << 1)
00360 #define ONIG_OPTION_NEGATE_SINGLELINE    (ONIG_OPTION_FIND_NOT_EMPTY     << 1)
00361 #define ONIG_OPTION_DONT_CAPTURE_GROUP   (ONIG_OPTION_NEGATE_SINGLELINE  << 1)
00362 #define ONIG_OPTION_CAPTURE_GROUP        (ONIG_OPTION_DONT_CAPTURE_GROUP << 1)
00363 /* options (search time) */
00364 #define ONIG_OPTION_NOTBOL               (ONIG_OPTION_CAPTURE_GROUP << 1)
00365 #define ONIG_OPTION_NOTEOL               (ONIG_OPTION_NOTBOL << 1)
00366 #define ONIG_OPTION_POSIX_REGION         (ONIG_OPTION_NOTEOL << 1)
00367 /* options (ctype range) */
00368 #define ONIG_OPTION_ASCII_RANGE          (ONIG_OPTION_POSIX_REGION << 1)
00369 #define ONIG_OPTION_POSIX_BRACKET_ALL_RANGE (ONIG_OPTION_ASCII_RANGE << 1)
00370 #define ONIG_OPTION_WORD_BOUND_ALL_RANGE    (ONIG_OPTION_POSIX_BRACKET_ALL_RANGE << 1)
00371 /* options (newline) */
00372 #define ONIG_OPTION_NEWLINE_CRLF         (ONIG_OPTION_WORD_BOUND_ALL_RANGE << 1)
00373 #define ONIG_OPTION_MAXBIT               ONIG_OPTION_NEWLINE_CRLF  /* limit */
00374 
00375 #define ONIG_OPTION_ON(options,regopt)      ((options) |= (regopt))
00376 #define ONIG_OPTION_OFF(options,regopt)     ((options) &= ~(regopt))
00377 #define ONIG_IS_OPTION_ON(options,option)   ((options) & (option))
00378 
00379 /* syntax */
00380 typedef struct {
00381   unsigned int   op;
00382   unsigned int   op2;
00383   unsigned int   behavior;
00384   OnigOptionType options;   /* default option */
00385   OnigMetaCharTableType meta_char_table;
00386 } OnigSyntaxType;
00387 
00388 ONIG_EXTERN const OnigSyntaxType OnigSyntaxASIS;
00389 ONIG_EXTERN const OnigSyntaxType OnigSyntaxPosixBasic;
00390 ONIG_EXTERN const OnigSyntaxType OnigSyntaxPosixExtended;
00391 ONIG_EXTERN const OnigSyntaxType OnigSyntaxEmacs;
00392 ONIG_EXTERN const OnigSyntaxType OnigSyntaxGrep;
00393 ONIG_EXTERN const OnigSyntaxType OnigSyntaxGnuRegex;
00394 ONIG_EXTERN const OnigSyntaxType OnigSyntaxJava;
00395 ONIG_EXTERN const OnigSyntaxType OnigSyntaxPerl58;
00396 ONIG_EXTERN const OnigSyntaxType OnigSyntaxPerl58_NG;
00397 ONIG_EXTERN const OnigSyntaxType OnigSyntaxPerl;
00398 ONIG_EXTERN const OnigSyntaxType OnigSyntaxRuby;
00399 ONIG_EXTERN const OnigSyntaxType OnigSyntaxPython;
00400 
00401 /* predefined syntaxes (see regsyntax.c) */
00402 #define ONIG_SYNTAX_ASIS               (&OnigSyntaxASIS)
00403 #define ONIG_SYNTAX_POSIX_BASIC        (&OnigSyntaxPosixBasic)
00404 #define ONIG_SYNTAX_POSIX_EXTENDED     (&OnigSyntaxPosixExtended)
00405 #define ONIG_SYNTAX_EMACS              (&OnigSyntaxEmacs)
00406 #define ONIG_SYNTAX_GREP               (&OnigSyntaxGrep)
00407 #define ONIG_SYNTAX_GNU_REGEX          (&OnigSyntaxGnuRegex)
00408 #define ONIG_SYNTAX_JAVA               (&OnigSyntaxJava)
00409 #define ONIG_SYNTAX_PERL58             (&OnigSyntaxPerl58)
00410 #define ONIG_SYNTAX_PERL58_NG          (&OnigSyntaxPerl58_NG)
00411 #define ONIG_SYNTAX_PERL               (&OnigSyntaxPerl)
00412 #define ONIG_SYNTAX_RUBY               (&OnigSyntaxRuby)
00413 #define ONIG_SYNTAX_PYTHON             (&OnigSyntaxPython)
00414 
00415 /* default syntax */
00416 ONIG_EXTERN const OnigSyntaxType*   OnigDefaultSyntax;
00417 #define ONIG_SYNTAX_DEFAULT   OnigDefaultSyntax
00418 
00419 /* syntax (operators) */
00420 #define ONIG_SYN_OP_VARIABLE_META_CHARACTERS    (1U<<0)
00421 #define ONIG_SYN_OP_DOT_ANYCHAR                 (1U<<1)   /* . */
00422 #define ONIG_SYN_OP_ASTERISK_ZERO_INF           (1U<<2)   /* * */
00423 #define ONIG_SYN_OP_ESC_ASTERISK_ZERO_INF       (1U<<3)
00424 #define ONIG_SYN_OP_PLUS_ONE_INF                (1U<<4)   /* + */
00425 #define ONIG_SYN_OP_ESC_PLUS_ONE_INF            (1U<<5)
00426 #define ONIG_SYN_OP_QMARK_ZERO_ONE              (1U<<6)   /* ? */
00427 #define ONIG_SYN_OP_ESC_QMARK_ZERO_ONE          (1U<<7)
00428 #define ONIG_SYN_OP_BRACE_INTERVAL              (1U<<8)   /* {lower,upper} */
00429 #define ONIG_SYN_OP_ESC_BRACE_INTERVAL          (1U<<9)   /* \{lower,upper\} */
00430 #define ONIG_SYN_OP_VBAR_ALT                    (1U<<10)   /* | */
00431 #define ONIG_SYN_OP_ESC_VBAR_ALT                (1U<<11)  /* \| */
00432 #define ONIG_SYN_OP_LPAREN_SUBEXP               (1U<<12)  /* (...)   */
00433 #define ONIG_SYN_OP_ESC_LPAREN_SUBEXP           (1U<<13)  /* \(...\) */
00434 #define ONIG_SYN_OP_ESC_AZ_BUF_ANCHOR           (1U<<14)  /* \A, \Z, \z */
00435 #define ONIG_SYN_OP_ESC_CAPITAL_G_BEGIN_ANCHOR  (1U<<15)  /* \G     */
00436 #define ONIG_SYN_OP_DECIMAL_BACKREF             (1U<<16)  /* \num   */
00437 #define ONIG_SYN_OP_BRACKET_CC                  (1U<<17)  /* [...]  */
00438 #define ONIG_SYN_OP_ESC_W_WORD                  (1U<<18)  /* \w, \W */
00439 #define ONIG_SYN_OP_ESC_LTGT_WORD_BEGIN_END     (1U<<19)  /* <. > */
00440 #define ONIG_SYN_OP_ESC_B_WORD_BOUND            (1U<<20)  /* \b, \B */
00441 #define ONIG_SYN_OP_ESC_S_WHITE_SPACE           (1U<<21)  /* \s, \S */
00442 #define ONIG_SYN_OP_ESC_D_DIGIT                 (1U<<22)  /* \d, \D */
00443 #define ONIG_SYN_OP_LINE_ANCHOR                 (1U<<23)  /* ^, $   */
00444 #define ONIG_SYN_OP_POSIX_BRACKET               (1U<<24)  /* [:xxxx:] */
00445 #define ONIG_SYN_OP_QMARK_NON_GREEDY            (1U<<25)  /* ??,*?,+?,{n,m}? */
00446 #define ONIG_SYN_OP_ESC_CONTROL_CHARS           (1U<<26)  /* \n,\r,\t,\a ... */
00447 #define ONIG_SYN_OP_ESC_C_CONTROL               (1U<<27)  /* \cx  */
00448 #define ONIG_SYN_OP_ESC_OCTAL3                  (1U<<28)  /* \OOO */
00449 #define ONIG_SYN_OP_ESC_X_HEX2                  (1U<<29)  /* \xHH */
00450 #define ONIG_SYN_OP_ESC_X_BRACE_HEX8            (1U<<30)  /* \x{7HHHHHHH} */
00451 #define ONIG_SYN_OP_ESC_O_BRACE_OCTAL           (1U<<31)  /* \o{OOO} */ /* NOTIMPL */
00452 
00453 #define ONIG_SYN_OP2_ESC_CAPITAL_Q_QUOTE        (1U<<0)  /* \Q...\E */
00454 #define ONIG_SYN_OP2_QMARK_GROUP_EFFECT         (1U<<1)  /* (?...) */
00455 #define ONIG_SYN_OP2_OPTION_PERL                (1U<<2)  /* (?imsxadlu), (?-imsx), (?^imsxalu) */
00456 #define ONIG_SYN_OP2_OPTION_RUBY                (1U<<3)  /* (?imxadu), (?-imx)  */
00457 #define ONIG_SYN_OP2_PLUS_POSSESSIVE_REPEAT     (1U<<4)  /* ?+,*+,++ */
00458 #define ONIG_SYN_OP2_PLUS_POSSESSIVE_INTERVAL   (1U<<5)  /* {n,m}+   */
00459 #define ONIG_SYN_OP2_CCLASS_SET_OP              (1U<<6)  /* [...&&..[..]..] */
00460 #define ONIG_SYN_OP2_QMARK_LT_NAMED_GROUP       (1U<<7)  /* (?<name>...) */
00461 #define ONIG_SYN_OP2_ESC_K_NAMED_BACKREF        (1U<<8)  /* \k<name> */
00462 #define ONIG_SYN_OP2_ESC_G_SUBEXP_CALL          (1U<<9)  /* \g<name>, \g<n> */
00463 #define ONIG_SYN_OP2_ATMARK_CAPTURE_HISTORY     (1U<<10) /* (?@..),(?@<x>..) */
00464 #define ONIG_SYN_OP2_ESC_CAPITAL_C_BAR_CONTROL  (1U<<11) /* \C-x */
00465 #define ONIG_SYN_OP2_ESC_CAPITAL_M_BAR_META     (1U<<12) /* \M-x */
00466 #define ONIG_SYN_OP2_ESC_V_VTAB                 (1U<<13) /* \v as VTAB */
00467 #define ONIG_SYN_OP2_ESC_U_HEX4                 (1U<<14) /* \uHHHH */
00468 #define ONIG_SYN_OP2_ESC_GNU_BUF_ANCHOR         (1U<<15) /* \`, \' */
00469 #define ONIG_SYN_OP2_ESC_P_BRACE_CHAR_PROPERTY  (1U<<16) /* \p{...}, \P{...} */
00470 #define ONIG_SYN_OP2_ESC_P_BRACE_CIRCUMFLEX_NOT (1U<<17) /* \p{^..}, \P{^..} */
00471 /* #define ONIG_SYN_OP2_CHAR_PROPERTY_PREFIX_IS (1U<<18) */
00472 #define ONIG_SYN_OP2_ESC_H_XDIGIT               (1U<<19) /* \h, \H */
00473 #define ONIG_SYN_OP2_INEFFECTIVE_ESCAPE         (1U<<20) /* \ */
00474 #define ONIG_SYN_OP2_ESC_CAPITAL_R_LINEBREAK    (1U<<21) /* \R as (?>\x0D\x0A|[\x0A-\x0D\x{85}\x{2028}\x{2029}]) */
00475 #define ONIG_SYN_OP2_ESC_CAPITAL_X_EXTENDED_GRAPHEME_CLUSTER (1U<<22) /* \X as (?>\P{M}\p{M}*) */
00476 #define ONIG_SYN_OP2_ESC_V_VERTICAL_WHITESPACE   (1U<<23) /* \v, \V -- Perl */ /* NOTIMPL */
00477 #define ONIG_SYN_OP2_ESC_H_HORIZONTAL_WHITESPACE (1U<<24) /* \h, \H -- Perl */ /* NOTIMPL */
00478 #define ONIG_SYN_OP2_ESC_CAPITAL_K_KEEP         (1U<<25) /* \K */
00479 #define ONIG_SYN_OP2_ESC_G_BRACE_BACKREF        (1U<<26) /* \g{name}, \g{n} */
00480 #define ONIG_SYN_OP2_QMARK_SUBEXP_CALL          (1U<<27) /* (?&name), (?n), (?R), (?0) */
00481 #define ONIG_SYN_OP2_QMARK_VBAR_BRANCH_RESET    (1U<<28) /* (?|...) */         /* NOTIMPL */
00482 #define ONIG_SYN_OP2_QMARK_LPAREN_CONDITION     (1U<<29) /* (?(cond)yes...|no...) */
00483 #define ONIG_SYN_OP2_QMARK_CAPITAL_P_NAMED_GROUP (1U<<30) /* (?P<name>...), (?P=name), (?P>name) -- Python/PCRE */
00484 #define ONIG_SYN_OP2_OPTION_JAVA                (1U<<31) /* (?idmsux), (?-idmsux) */ /* NOTIMPL */
00485 
00486 /* syntax (behavior) */
00487 #define ONIG_SYN_CONTEXT_INDEP_ANCHORS           (1U<<31) /* not implemented */
00488 #define ONIG_SYN_CONTEXT_INDEP_REPEAT_OPS        (1U<<0)  /* ?, *, +, {n,m} */
00489 #define ONIG_SYN_CONTEXT_INVALID_REPEAT_OPS      (1U<<1)  /* error or ignore */
00490 #define ONIG_SYN_ALLOW_UNMATCHED_CLOSE_SUBEXP    (1U<<2)  /* ...)... */
00491 #define ONIG_SYN_ALLOW_INVALID_INTERVAL          (1U<<3)  /* {??? */
00492 #define ONIG_SYN_ALLOW_INTERVAL_LOW_ABBREV       (1U<<4)  /* {,n} => {0,n} */
00493 #define ONIG_SYN_STRICT_CHECK_BACKREF            (1U<<5)  /* /(\1)/,/\1()/ ..*/
00494 #define ONIG_SYN_DIFFERENT_LEN_ALT_LOOK_BEHIND   (1U<<6)  /* (?<=a|bc) */
00495 #define ONIG_SYN_CAPTURE_ONLY_NAMED_GROUP        (1U<<7)  /* see doc/RE */
00496 #define ONIG_SYN_ALLOW_MULTIPLEX_DEFINITION_NAME (1U<<8)  /* (?<x>)(?<x>) */
00497 #define ONIG_SYN_FIXED_INTERVAL_IS_GREEDY_ONLY   (1U<<9)  /* a{n}?=(?:a{n})? */
00498 #define ONIG_SYN_ALLOW_MULTIPLEX_DEFINITION_NAME_CALL (1U<<10)  /* (?<x>)(?<x>)(?&x) */
00499 
00500 /* syntax (behavior) in char class [...] */
00501 #define ONIG_SYN_NOT_NEWLINE_IN_NEGATIVE_CC      (1U<<20) /* [^...] */
00502 #define ONIG_SYN_BACKSLASH_ESCAPE_IN_CC          (1U<<21) /* [..\w..] etc.. */
00503 #define ONIG_SYN_ALLOW_EMPTY_RANGE_IN_CC         (1U<<22)
00504 #define ONIG_SYN_ALLOW_DOUBLE_RANGE_OP_IN_CC     (1U<<23) /* [0-9-a]=[0-9\-a] */
00505 /* syntax (behavior) warning */
00506 #define ONIG_SYN_WARN_CC_OP_NOT_ESCAPED          (1U<<24) /* [,-,] */
00507 #define ONIG_SYN_WARN_REDUNDANT_NESTED_REPEAT    (1U<<25) /* (?:a*)+ */
00508 #define ONIG_SYN_WARN_CC_DUP                     (1U<<26) /* [aa] */
00509 
00510 /* meta character specifiers (onig_set_meta_char()) */
00511 #define ONIG_META_CHAR_ESCAPE               0
00512 #define ONIG_META_CHAR_ANYCHAR              1
00513 #define ONIG_META_CHAR_ANYTIME              2
00514 #define ONIG_META_CHAR_ZERO_OR_ONE_TIME     3
00515 #define ONIG_META_CHAR_ONE_OR_MORE_TIME     4
00516 #define ONIG_META_CHAR_ANYCHAR_ANYTIME      5
00517 
00518 #define ONIG_INEFFECTIVE_META_CHAR          0
00519 
00520 /* error codes */
00521 #define ONIG_IS_PATTERN_ERROR(ecode)   ((ecode) <= -100 && (ecode) > -1000)
00522 /* normal return */
00523 #define ONIG_NORMAL                                            0
00524 #define ONIG_MISMATCH                                         -1
00525 #define ONIG_NO_SUPPORT_CONFIG                                -2
00526 
00527 /* internal error */
00528 #define ONIGERR_MEMORY                                         -5
00529 #define ONIGERR_TYPE_BUG                                       -6
00530 #define ONIGERR_PARSER_BUG                                    -11
00531 #define ONIGERR_STACK_BUG                                     -12
00532 #define ONIGERR_UNDEFINED_BYTECODE                            -13
00533 #define ONIGERR_UNEXPECTED_BYTECODE                           -14
00534 #define ONIGERR_MATCH_STACK_LIMIT_OVER                        -15
00535 #define ONIGERR_DEFAULT_ENCODING_IS_NOT_SET                   -21
00536 #define ONIGERR_SPECIFIED_ENCODING_CANT_CONVERT_TO_WIDE_CHAR  -22
00537 /* general error */
00538 #define ONIGERR_INVALID_ARGUMENT                              -30
00539 /* syntax error */
00540 #define ONIGERR_END_PATTERN_AT_LEFT_BRACE                    -100
00541 #define ONIGERR_END_PATTERN_AT_LEFT_BRACKET                  -101
00542 #define ONIGERR_EMPTY_CHAR_CLASS                             -102
00543 #define ONIGERR_PREMATURE_END_OF_CHAR_CLASS                  -103
00544 #define ONIGERR_END_PATTERN_AT_ESCAPE                        -104
00545 #define ONIGERR_END_PATTERN_AT_META                          -105
00546 #define ONIGERR_END_PATTERN_AT_CONTROL                       -106
00547 #define ONIGERR_META_CODE_SYNTAX                             -108
00548 #define ONIGERR_CONTROL_CODE_SYNTAX                          -109
00549 #define ONIGERR_CHAR_CLASS_VALUE_AT_END_OF_RANGE             -110
00550 #define ONIGERR_CHAR_CLASS_VALUE_AT_START_OF_RANGE           -111
00551 #define ONIGERR_UNMATCHED_RANGE_SPECIFIER_IN_CHAR_CLASS      -112
00552 #define ONIGERR_TARGET_OF_REPEAT_OPERATOR_NOT_SPECIFIED      -113
00553 #define ONIGERR_TARGET_OF_REPEAT_OPERATOR_INVALID            -114
00554 #define ONIGERR_NESTED_REPEAT_OPERATOR                       -115
00555 #define ONIGERR_UNMATCHED_CLOSE_PARENTHESIS                  -116
00556 #define ONIGERR_END_PATTERN_WITH_UNMATCHED_PARENTHESIS       -117
00557 #define ONIGERR_END_PATTERN_IN_GROUP                         -118
00558 #define ONIGERR_UNDEFINED_GROUP_OPTION                       -119
00559 #define ONIGERR_INVALID_POSIX_BRACKET_TYPE                   -121
00560 #define ONIGERR_INVALID_LOOK_BEHIND_PATTERN                  -122
00561 #define ONIGERR_INVALID_REPEAT_RANGE_PATTERN                 -123
00562 #define ONIGERR_INVALID_CONDITION_PATTERN                    -124
00563 /* values error (syntax error) */
00564 #define ONIGERR_TOO_BIG_NUMBER                               -200
00565 #define ONIGERR_TOO_BIG_NUMBER_FOR_REPEAT_RANGE              -201
00566 #define ONIGERR_UPPER_SMALLER_THAN_LOWER_IN_REPEAT_RANGE     -202
00567 #define ONIGERR_EMPTY_RANGE_IN_CHAR_CLASS                    -203
00568 #define ONIGERR_MISMATCH_CODE_LENGTH_IN_CLASS_RANGE          -204
00569 #define ONIGERR_TOO_MANY_MULTI_BYTE_RANGES                   -205
00570 #define ONIGERR_TOO_SHORT_MULTI_BYTE_STRING                  -206
00571 #define ONIGERR_TOO_BIG_BACKREF_NUMBER                       -207
00572 #define ONIGERR_INVALID_BACKREF                              -208
00573 #define ONIGERR_NUMBERED_BACKREF_OR_CALL_NOT_ALLOWED         -209
00574 #define ONIGERR_TOO_SHORT_DIGITS                             -210
00575 #define ONIGERR_TOO_LONG_WIDE_CHAR_VALUE                     -212
00576 #define ONIGERR_EMPTY_GROUP_NAME                             -214
00577 #define ONIGERR_INVALID_GROUP_NAME                           -215
00578 #define ONIGERR_INVALID_CHAR_IN_GROUP_NAME                   -216
00579 #define ONIGERR_UNDEFINED_NAME_REFERENCE                     -217
00580 #define ONIGERR_UNDEFINED_GROUP_REFERENCE                    -218
00581 #define ONIGERR_MULTIPLEX_DEFINED_NAME                       -219
00582 #define ONIGERR_MULTIPLEX_DEFINITION_NAME_CALL               -220
00583 #define ONIGERR_NEVER_ENDING_RECURSION                       -221
00584 #define ONIGERR_GROUP_NUMBER_OVER_FOR_CAPTURE_HISTORY        -222
00585 #define ONIGERR_INVALID_CHAR_PROPERTY_NAME                   -223
00586 #define ONIGERR_TOO_MANY_CAPTURE_GROUPS                      -224
00587 #define ONIGERR_INVALID_CODE_POINT_VALUE                     -400
00588 #define ONIGERR_INVALID_WIDE_CHAR_VALUE                      -400
00589 #define ONIGERR_TOO_BIG_WIDE_CHAR_VALUE                      -401
00590 #define ONIGERR_NOT_SUPPORTED_ENCODING_COMBINATION           -402
00591 #define ONIGERR_INVALID_COMBINATION_OF_OPTIONS               -403
00592 
00593 /* errors related to thread */
00594 #define ONIGERR_OVER_THREAD_PASS_LIMIT_COUNT                -1001
00595 
00596 
00597 /* must be smaller than BIT_STATUS_BITS_NUM (unsigned int * 8) */
00598 #define ONIG_MAX_CAPTURE_HISTORY_GROUP   31
00599 #define ONIG_IS_CAPTURE_HISTORY_GROUP(r, i) \
00600   ((i) <= ONIG_MAX_CAPTURE_HISTORY_GROUP && (r)->list && (r)->list[i])
00601 
00602 typedef struct OnigCaptureTreeNodeStruct {
00603   int group;   /* group number */
00604   OnigPosition beg;
00605   OnigPosition end;
00606   int allocated;
00607   int num_childs;
00608   struct OnigCaptureTreeNodeStruct** childs;
00609 } OnigCaptureTreeNode;
00610 
00611 /* match result region type */
00612 struct re_registers {
00613   int  allocated;
00614   int  num_regs;
00615   OnigPosition* beg;
00616   OnigPosition* end;
00617   /* extended */
00618   OnigCaptureTreeNode* history_root;  /* capture history tree root */
00619 };
00620 
00621 /* capture tree traverse */
00622 #define ONIG_TRAVERSE_CALLBACK_AT_FIRST   1
00623 #define ONIG_TRAVERSE_CALLBACK_AT_LAST    2
00624 #define ONIG_TRAVERSE_CALLBACK_AT_BOTH \
00625   ( ONIG_TRAVERSE_CALLBACK_AT_FIRST | ONIG_TRAVERSE_CALLBACK_AT_LAST )
00626 
00627 
00628 #define ONIG_REGION_NOTPOS            -1
00629 
00630 typedef struct re_registers   OnigRegion;
00631 
00632 typedef struct {
00633   OnigEncoding enc;
00634   OnigUChar* par;
00635   OnigUChar* par_end;
00636 } OnigErrorInfo;
00637 
00638 typedef struct {
00639   int lower;
00640   int upper;
00641 } OnigRepeatRange;
00642 
00643 typedef void (*OnigWarnFunc) P_((const char* s));
00644 extern void onig_null_warn P_((const char* s));
00645 #define ONIG_NULL_WARN       onig_null_warn
00646 
00647 #define ONIG_CHAR_TABLE_SIZE   256
00648 
00649 /* regex_t state */
00650 #define ONIG_STATE_NORMAL              0
00651 #define ONIG_STATE_SEARCHING           1
00652 #define ONIG_STATE_COMPILING          -1
00653 #define ONIG_STATE_MODIFY             -2
00654 
00655 #define ONIG_STATE(reg) \
00656   ((reg)->state > 0 ? ONIG_STATE_SEARCHING : (reg)->state)
00657 
00658 typedef struct re_pattern_buffer {
00659   /* common members of BBuf(bytes-buffer) */
00660   unsigned char* p;         /* compiled pattern */
00661   unsigned int used;        /* used space for p */
00662   unsigned int alloc;       /* allocated space for p */
00663 
00664   int state;                     /* normal, searching, compiling */
00665   int num_mem;                   /* used memory(...) num counted from 1 */
00666   int num_repeat;                /* OP_REPEAT/OP_REPEAT_NG id-counter */
00667   int num_null_check;            /* OP_NULL_CHECK_START/END id counter */
00668   int num_comb_exp_check;        /* combination explosion check */
00669   int num_call;                  /* number of subexp call */
00670   unsigned int capture_history;  /* (?@...) flag (1-31) */
00671   unsigned int bt_mem_start;     /* need backtrack flag */
00672   unsigned int bt_mem_end;       /* need backtrack flag */
00673   int stack_pop_level;
00674   int repeat_range_alloc;
00675   OnigRepeatRange* repeat_range;
00676 
00677   OnigEncoding      enc;
00678   OnigOptionType    options;
00679   const OnigSyntaxType* syntax;
00680   OnigCaseFoldType  case_fold_flag;
00681   void*             name_table;
00682 
00683   /* optimization info (string search, char-map and anchors) */
00684   int            optimize;          /* optimize flag */
00685   int            threshold_len;     /* search str-length for apply optimize */
00686   int            anchor;            /* BEGIN_BUF, BEGIN_POS, (SEMI_)END_BUF */
00687   OnigDistance   anchor_dmin;       /* (SEMI_)END_BUF anchor distance */
00688   OnigDistance   anchor_dmax;       /* (SEMI_)END_BUF anchor distance */
00689   int            sub_anchor;        /* start-anchor for exact or map */
00690   unsigned char *exact;
00691   unsigned char *exact_end;
00692   unsigned char  map[ONIG_CHAR_TABLE_SIZE]; /* used as BM skip or char-map */
00693   int           *int_map;                   /* BM skip for exact_len > 255 */
00694   int           *int_map_backward;          /* BM skip for backward search */
00695   OnigDistance   dmin;                      /* min-distance of exact or map */
00696   OnigDistance   dmax;                      /* max-distance of exact or map */
00697 
00698   /* regex_t link chain */
00699   struct re_pattern_buffer* chain;  /* escape compile-conflict */
00700 } OnigRegexType;
00701 
00702 typedef OnigRegexType*  OnigRegex;
00703 
00704 #ifndef ONIG_ESCAPE_REGEX_T_COLLISION
00705   typedef OnigRegexType  regex_t;
00706 #endif
00707 
00708 
00709 typedef struct {
00710   int             num_of_elements;
00711   OnigEncoding    pattern_enc;
00712   OnigEncoding    target_enc;
00713   OnigSyntaxType* syntax;
00714   OnigOptionType  option;
00715   OnigCaseFoldType   case_fold_flag;
00716 } OnigCompileInfo;
00717 
00718 /* Oniguruma Native API */
00719 ONIG_EXTERN
00720 int onig_init P_((void));
00721 ONIG_EXTERN
00722 int onig_error_code_to_str PV_((OnigUChar* s, OnigPosition err_code, ...));
00723 ONIG_EXTERN
00724 void onig_set_warn_func P_((OnigWarnFunc f));
00725 ONIG_EXTERN
00726 void onig_set_verb_warn_func P_((OnigWarnFunc f));
00727 ONIG_EXTERN
00728 int onig_new P_((OnigRegex*, const OnigUChar* pattern, const OnigUChar* pattern_end, OnigOptionType option, OnigEncoding enc, const OnigSyntaxType* syntax, OnigErrorInfo* einfo));
00729 ONIG_EXTERN
00730 int onig_reg_init P_((OnigRegex reg, OnigOptionType option, OnigCaseFoldType case_fold_flag, OnigEncoding enc, const OnigSyntaxType* syntax));
00731 ONIG_EXTERN
00732 int onig_new_without_alloc P_((OnigRegex, const OnigUChar* pattern, const OnigUChar* pattern_end, OnigOptionType option, OnigEncoding enc, OnigSyntaxType* syntax, OnigErrorInfo* einfo));
00733 ONIG_EXTERN
00734 int onig_new_deluxe P_((OnigRegex* reg, const OnigUChar* pattern, const OnigUChar* pattern_end, OnigCompileInfo* ci, OnigErrorInfo* einfo));
00735 ONIG_EXTERN
00736 void onig_free P_((OnigRegex));
00737 ONIG_EXTERN
00738 void onig_free_body P_((OnigRegex));
00739 ONIG_EXTERN
00740 int onig_recompile P_((OnigRegex, const OnigUChar* pattern, const OnigUChar* pattern_end, OnigOptionType option, OnigEncoding enc, OnigSyntaxType* syntax, OnigErrorInfo* einfo));
00741 ONIG_EXTERN
00742 int onig_recompile_deluxe P_((OnigRegex reg, const OnigUChar* pattern, const OnigUChar* pattern_end, OnigCompileInfo* ci, OnigErrorInfo* einfo));
00743 ONIG_EXTERN
00744 OnigPosition onig_search P_((OnigRegex, const OnigUChar* str, const OnigUChar* end, const OnigUChar* start, const OnigUChar* range, OnigRegion* region, OnigOptionType option));
00745 ONIG_EXTERN
00746 OnigPosition 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));
00747 ONIG_EXTERN
00748 OnigPosition onig_match P_((OnigRegex, const OnigUChar* str, const OnigUChar* end, const OnigUChar* at, OnigRegion* region, OnigOptionType option));
00749 ONIG_EXTERN
00750 OnigRegion* onig_region_new P_((void));
00751 ONIG_EXTERN
00752 void onig_region_init P_((OnigRegion* region));
00753 ONIG_EXTERN
00754 void onig_region_free P_((OnigRegion* region, int free_self));
00755 ONIG_EXTERN
00756 void onig_region_copy P_((OnigRegion* to, OnigRegion* from));
00757 ONIG_EXTERN
00758 void onig_region_clear P_((OnigRegion* region));
00759 ONIG_EXTERN
00760 int onig_region_resize P_((OnigRegion* region, int n));
00761 ONIG_EXTERN
00762 int onig_region_set P_((OnigRegion* region, int at, int beg, int end));
00763 ONIG_EXTERN
00764 int onig_name_to_group_numbers P_((OnigRegex reg, const OnigUChar* name, const OnigUChar* name_end, int** nums));
00765 ONIG_EXTERN
00766 int onig_name_to_backref_number P_((OnigRegex reg, const OnigUChar* name, const OnigUChar* name_end, OnigRegion *region));
00767 ONIG_EXTERN
00768 int onig_foreach_name P_((OnigRegex reg, int (*func)(const OnigUChar*, const OnigUChar*,int,int*,OnigRegex,void*), void* arg));
00769 ONIG_EXTERN
00770 int onig_number_of_names P_((OnigRegex reg));
00771 ONIG_EXTERN
00772 int onig_number_of_captures P_((OnigRegex reg));
00773 ONIG_EXTERN
00774 int onig_number_of_capture_histories P_((OnigRegex reg));
00775 ONIG_EXTERN
00776 OnigCaptureTreeNode* onig_get_capture_tree P_((OnigRegion* region));
00777 ONIG_EXTERN
00778 int onig_capture_tree_traverse P_((OnigRegion* region, int at, int(*callback_func)(int,OnigPosition,OnigPosition,int,int,void*), void* arg));
00779 ONIG_EXTERN
00780 int onig_noname_group_capture_is_active P_((OnigRegex reg));
00781 ONIG_EXTERN
00782 OnigEncoding onig_get_encoding P_((OnigRegex reg));
00783 ONIG_EXTERN
00784 OnigOptionType onig_get_options P_((OnigRegex reg));
00785 ONIG_EXTERN
00786 OnigCaseFoldType onig_get_case_fold_flag P_((OnigRegex reg));
00787 ONIG_EXTERN
00788 const OnigSyntaxType* onig_get_syntax P_((OnigRegex reg));
00789 ONIG_EXTERN
00790 int onig_set_default_syntax P_((const OnigSyntaxType* syntax));
00791 ONIG_EXTERN
00792 void onig_copy_syntax P_((OnigSyntaxType* to, const OnigSyntaxType* from));
00793 ONIG_EXTERN
00794 unsigned int onig_get_syntax_op P_((OnigSyntaxType* syntax));
00795 ONIG_EXTERN
00796 unsigned int onig_get_syntax_op2 P_((OnigSyntaxType* syntax));
00797 ONIG_EXTERN
00798 unsigned int onig_get_syntax_behavior P_((OnigSyntaxType* syntax));
00799 ONIG_EXTERN
00800 OnigOptionType onig_get_syntax_options P_((OnigSyntaxType* syntax));
00801 ONIG_EXTERN
00802 void onig_set_syntax_op P_((OnigSyntaxType* syntax, unsigned int op));
00803 ONIG_EXTERN
00804 void onig_set_syntax_op2 P_((OnigSyntaxType* syntax, unsigned int op2));
00805 ONIG_EXTERN
00806 void onig_set_syntax_behavior P_((OnigSyntaxType* syntax, unsigned int behavior));
00807 ONIG_EXTERN
00808 void onig_set_syntax_options P_((OnigSyntaxType* syntax, OnigOptionType options));
00809 ONIG_EXTERN
00810 int onig_set_meta_char P_((OnigSyntaxType* syntax, unsigned int what, OnigCodePoint code));
00811 ONIG_EXTERN
00812 void onig_copy_encoding P_((OnigEncoding to, OnigEncoding from));
00813 ONIG_EXTERN
00814 OnigCaseFoldType onig_get_default_case_fold_flag P_((void));
00815 ONIG_EXTERN
00816 int onig_set_default_case_fold_flag P_((OnigCaseFoldType case_fold_flag));
00817 ONIG_EXTERN
00818 unsigned int onig_get_match_stack_limit_size P_((void));
00819 ONIG_EXTERN
00820 int onig_set_match_stack_limit_size P_((unsigned int size));
00821 ONIG_EXTERN
00822 int onig_end P_((void));
00823 ONIG_EXTERN
00824 const char* onig_version P_((void));
00825 ONIG_EXTERN
00826 const char* onig_copyright P_((void));
00827 
00828 RUBY_SYMBOL_EXPORT_END
00829 
00830 #ifdef __cplusplus
00831 #if 0
00832 { /* satisfy cc-mode */
00833 #endif
00834 }
00835 #endif
00836 
00837 #endif /* ONIGURUMA_H */
00838