Initial revision

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@5892 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 715 insertions, 0 deletions

diff --git a/oniguruma.h b/oniguruma.h
new file mode 100644
index 0000000000..8654bff188
--- /dev/null
+++ b/oniguruma.h
@@ -0,0 +1,715 @@
+/**********************************************************************
+
+  oniguruma.h - Oniguruma (regular expression library)
+
+  Copyright (C) 2002-2004  K.Kosako ([email protected])
+
+**********************************************************************/
+#ifndef ONIGURUMA_H
+#define ONIGURUMA_H
+
+#define ONIGURUMA
+#define ONIGURUMA_VERSION_MAJOR   2
+#define ONIGURUMA_VERSION_MINOR   2
+#define ONIGURUMA_VERSION_TEENY   4
+
+#ifndef P_
+#if defined(__STDC__) || defined(_WIN32)
+# define P_(args) args
+#else
+# define P_(args) ()
+#endif
+#endif
+
+#ifndef PV_
+#ifdef HAVE_STDARG_PROTOTYPES
+# define PV_(args) args
+#else
+# define PV_(args) ()
+#endif
+#endif
+
+#ifndef ONIG_EXTERN
+#if defined(_WIN32) && !defined(__CYGWIN__)
+#if defined(EXPORT) || defined(RUBY_EXPORT)
+#define ONIG_EXTERN   extern __declspec(dllexport)
+#else
+#define ONIG_EXTERN   extern __declspec(dllimport)
+#endif
+#endif
+#endif
+
+#ifndef ONIG_EXTERN
+#define ONIG_EXTERN   extern
+#endif
+
+/* PART: character encoding */
+
+typedef unsigned char  UChar;
+typedef unsigned long  OnigCodePoint;
+typedef unsigned int   OnigDistance;
+
+#define ONIG_INFINITE_DISTANCE  ~((OnigDistance )0)
+
+typedef struct {
+  OnigCodePoint from;
+  OnigCodePoint to;
+} OnigCodePointRange;
+
+#define ONIGENC_FOLD_MATCH_MAX_TARGET_NUM_SIZE  16
+typedef struct {
+  int    target_num;
+  int    target_byte_len[ONIGENC_FOLD_MATCH_MAX_TARGET_NUM_SIZE];
+  UChar* target_str[ONIGENC_FOLD_MATCH_MAX_TARGET_NUM_SIZE];
+} OnigEncFoldMatchInfo;
+
+
+#if defined(RUBY_PLATFORM) && defined(M17N_H)
+
+#define ONIG_RUBY_M17N
+typedef m17n_encoding*        OnigEncoding;
+
+#else
+
+typedef struct {
+  const char  len_table[256];
+  const char* name;
+  int         max_enc_len;
+  int         is_fold_match;
+  int         ctype_support_level; /* sb-only/full */
+  int         is_continuous_sb_mb; /* code point is continuous from sb to mb */
+  OnigCodePoint (*mbc_to_code)(UChar* p, UChar* end);
+  int    (*code_to_mbclen)(OnigCodePoint code);
+  int    (*code_to_mbc)(OnigCodePoint code, UChar *buf);
+  int    (*mbc_to_lower)(UChar* p, UChar* lower);
+  int    (*mbc_is_case_ambig)(UChar* p);
+  int    (*code_is_ctype)(OnigCodePoint code, unsigned int ctype);
+  int    (*get_ctype_code_range)(int ctype, int* nsb, int* nmb, OnigCodePointRange* sbr[], OnigCodePointRange* mbr[]);
+  UChar* (*left_adjust_char_head)(UChar* start, UChar* s);
+  int    (*is_allowed_reverse_match)(UChar* p, UChar* e);
+  int    (*get_all_fold_match_code)(OnigCodePoint** codes);
+  int    (*get_fold_match_info)(UChar* p, UChar* end, OnigEncFoldMatchInfo** info);
+} OnigEncodingType;
+
+typedef OnigEncodingType* OnigEncoding;
+
+ONIG_EXTERN OnigEncodingType OnigEncodingASCII;
+ONIG_EXTERN OnigEncodingType OnigEncodingISO_8859_1;
+ONIG_EXTERN OnigEncodingType OnigEncodingISO_8859_2;
+ONIG_EXTERN OnigEncodingType OnigEncodingISO_8859_3;
+ONIG_EXTERN OnigEncodingType OnigEncodingISO_8859_4;
+ONIG_EXTERN OnigEncodingType OnigEncodingISO_8859_5;
+ONIG_EXTERN OnigEncodingType OnigEncodingISO_8859_6;
+ONIG_EXTERN OnigEncodingType OnigEncodingISO_8859_7;
+ONIG_EXTERN OnigEncodingType OnigEncodingISO_8859_8;
+ONIG_EXTERN OnigEncodingType OnigEncodingISO_8859_9;
+ONIG_EXTERN OnigEncodingType OnigEncodingISO_8859_10;
+ONIG_EXTERN OnigEncodingType OnigEncodingISO_8859_11;
+ONIG_EXTERN OnigEncodingType OnigEncodingISO_8859_13;
+ONIG_EXTERN OnigEncodingType OnigEncodingISO_8859_14;
+ONIG_EXTERN OnigEncodingType OnigEncodingISO_8859_15;
+ONIG_EXTERN OnigEncodingType OnigEncodingISO_8859_16;
+ONIG_EXTERN OnigEncodingType OnigEncodingUTF8;
+ONIG_EXTERN OnigEncodingType OnigEncodingEUC_JP;
+ONIG_EXTERN OnigEncodingType OnigEncodingEUC_TW;
+ONIG_EXTERN OnigEncodingType OnigEncodingEUC_KR;
+ONIG_EXTERN OnigEncodingType OnigEncodingEUC_CN;
+ONIG_EXTERN OnigEncodingType OnigEncodingSJIS;
+ONIG_EXTERN OnigEncodingType OnigEncodingKOI8;
+ONIG_EXTERN OnigEncodingType OnigEncodingKOI8_R;
+ONIG_EXTERN OnigEncodingType OnigEncodingBIG5;
+
+#define ONIG_ENCODING_ASCII        (&OnigEncodingASCII)
+#define ONIG_ENCODING_ISO_8859_1   (&OnigEncodingISO_8859_1)
+#define ONIG_ENCODING_ISO_8859_2   (&OnigEncodingISO_8859_2)
+#define ONIG_ENCODING_ISO_8859_3   (&OnigEncodingISO_8859_3)
+#define ONIG_ENCODING_ISO_8859_4   (&OnigEncodingISO_8859_4)
+#define ONIG_ENCODING_ISO_8859_5   (&OnigEncodingISO_8859_5)
+#define ONIG_ENCODING_ISO_8859_6   (&OnigEncodingISO_8859_6)
+#define ONIG_ENCODING_ISO_8859_7   (&OnigEncodingISO_8859_7)
+#define ONIG_ENCODING_ISO_8859_8   (&OnigEncodingISO_8859_8)
+#define ONIG_ENCODING_ISO_8859_9   (&OnigEncodingISO_8859_9)
+#define ONIG_ENCODING_ISO_8859_10  (&OnigEncodingISO_8859_10)
+#define ONIG_ENCODING_ISO_8859_11  (&OnigEncodingISO_8859_11)
+#define ONIG_ENCODING_ISO_8859_13  (&OnigEncodingISO_8859_13)
+#define ONIG_ENCODING_ISO_8859_14  (&OnigEncodingISO_8859_14)
+#define ONIG_ENCODING_ISO_8859_15  (&OnigEncodingISO_8859_15)
+#define ONIG_ENCODING_ISO_8859_16  (&OnigEncodingISO_8859_16)
+#define ONIG_ENCODING_UTF8         (&OnigEncodingUTF8)
+#define ONIG_ENCODING_EUC_JP       (&OnigEncodingEUC_JP)
+#define ONIG_ENCODING_EUC_TW       (&OnigEncodingEUC_TW)
+#define ONIG_ENCODING_EUC_KR       (&OnigEncodingEUC_KR)
+#define ONIG_ENCODING_EUC_CN       (&OnigEncodingEUC_CN)
+#define ONIG_ENCODING_SJIS         (&OnigEncodingSJIS)
+#define ONIG_ENCODING_KOI8         (&OnigEncodingKOI8)
+#define ONIG_ENCODING_KOI8_R       (&OnigEncodingKOI8_R)
+#define ONIG_ENCODING_BIG5         (&OnigEncodingBIG5)
+
+#endif /* else RUBY && M17N */
+
+#define ONIG_ENCODING_UNDEF    ((OnigEncoding )0)
+
+
+/* work size */
+#define ONIGENC_CODE_TO_MBC_MAXLEN     7
+#define ONIGENC_MBC_TO_LOWER_MAXLEN    ONIGENC_CODE_TO_MBC_MAXLEN
+
+/* character types */
+#define ONIGENC_CTYPE_ALPHA    (1<< 0)
+#define ONIGENC_CTYPE_BLANK    (1<< 1)
+#define ONIGENC_CTYPE_CNTRL    (1<< 2)
+#define ONIGENC_CTYPE_DIGIT    (1<< 3)
+#define ONIGENC_CTYPE_GRAPH    (1<< 4)
+#define ONIGENC_CTYPE_LOWER    (1<< 5)
+#define ONIGENC_CTYPE_PRINT    (1<< 6)
+#define ONIGENC_CTYPE_PUNCT    (1<< 7)
+#define ONIGENC_CTYPE_SPACE    (1<< 8)
+#define ONIGENC_CTYPE_UPPER    (1<< 9)
+#define ONIGENC_CTYPE_XDIGIT   (1<<10)
+#define ONIGENC_CTYPE_WORD     (1<<11)
+#define ONIGENC_CTYPE_ASCII    (1<<12)
+#define ONIGENC_CTYPE_ALNUM    (ONIGENC_CTYPE_ALPHA | ONIGENC_CTYPE_DIGIT)
+
+/* ctype support level */
+#define ONIGENC_CTYPE_SUPPORT_LEVEL_SB       0
+#define ONIGENC_CTYPE_SUPPORT_LEVEL_FULL     1
+
+
+#define enc_len(enc,byte)          ONIGENC_MBC_LEN_BY_HEAD(enc,byte)
+
+#define ONIGENC_IS_UNDEF(enc)          ((enc) == ONIG_ENCODING_UNDEF)
+#define ONIGENC_IS_SINGLEBYTE(enc)     (ONIGENC_MBC_MAXLEN(enc) == 1)
+#define ONIGENC_IS_MBC_HEAD(enc,byte)  (ONIGENC_MBC_LEN_BY_HEAD(enc,byte) != 1)
+#define ONIGENC_IS_MBC_ASCII(p)           (*(p)   < 128)
+#define ONIGENC_IS_CODE_ASCII(code)       ((code) < 128)
+#define ONIGENC_IS_CODE_SB_WORD(enc,code) \
+  (ONIGENC_IS_CODE_ASCII(code) && ONIGENC_IS_CODE_WORD(enc,code))
+#define ONIGENC_IS_MBC_WORD(enc,s,end) \
+   ONIGENC_IS_CODE_WORD(enc,ONIGENC_MBC_TO_CODE(enc,s,end))
+
+
+#ifdef ONIG_RUBY_M17N
+
+#include <ctype.h> /* for isblank(), isgraph() */
+
+#define ONIGENC_MBC_TO_LOWER(enc,p,buf)       onigenc_mbc_to_lower(enc,p,buf)
+#define ONIGENC_IS_MBC_CASE_AMBIG(enc,p)      onigenc_mbc_is_case_ambig(enc,p)
+
+#define ONIGENC_IS_FOLD_MATCH(enc)            FALSE
+#define ONIGENC_IS_CONTINUOUS_SB_MB(enc)      FALSE
+#define ONIGENC_CTYPE_SUPPORT_LEVEL(enc)      ONIGENC_CTYPE_SUPPORT_LEVEL_SB
+#define ONIGENC_IS_ALLOWED_REVERSE_MATCH(enc,s,end) \
+        onigenc_is_allowed_reverse_match(enc, s, end)
+#define ONIGENC_LEFT_ADJUST_CHAR_HEAD(enc,start,s) \
+        onigenc_get_left_adjust_char_head(enc, start, s)
+#define ONIGENC_GET_ALL_FOLD_MATCH_CODE(enc,codes)     0
+#define ONIGENC_GET_FOLD_MATCH_INFO(enc,p,end,info)    ONIG_NO_SUPPORT_CONFIG
+#define ONIGENC_GET_CTYPE_CODE_RANGE(enc,ctype,nsb,nmb,sbr,mbr) \
+        ONIG_NO_SUPPORT_CONFIG
+#define ONIGENC_MBC_LEN_BY_HEAD(enc,b)        m17n_mbclen(enc,(int )b)
+#define ONIGENC_MBC_MAXLEN(enc)               m17n_mbmaxlen(enc)
+#define ONIGENC_MBC_MAXLEN_DIST(enc) \
+    (ONIGENC_MBC_MAXLEN(enc) > 0 ? ONIGENC_MBC_MAXLEN(enc) \
+                                 : ONIG_INFINITE_DISTANCE)
+#define ONIGENC_MBC_TO_CODE(enc,p,e)       m17n_codepoint((enc),(p),(e))
+#define ONIGENC_CODE_TO_MBCLEN(enc,code)   m17n_codelen((enc),(code))
+#define ONIGENC_CODE_TO_MBC(enc,code,buf)  onigenc_code_to_mbc(enc, code, buf)
+
+#if 0
+#define ONIGENC_STEP_BACK(enc,start,s,n)   /* !! not supported !! */
+#endif
+
+#define ONIGENC_IS_CODE_CTYPE(enc,code,ctype) \
+        onigenc_is_code_ctype(enc,code,ctype)
+
+#ifdef isblank
+# define ONIGENC_IS_CODE_BLANK(enc,code) isblank((int )code)
+#else
+# define ONIGENC_IS_CODE_BLANK(enc,code) ((code) == ' ' || (code) == '\t')
+#endif
+#ifdef isgraph
+# define ONIGENC_IS_CODE_GRAPH(enc,code) isgraph((int )code)
+#else
+# define ONIGENC_IS_CODE_GRAPH(enc,code) \
+  (isprint((int )code) && !isspace((int )code))
+#endif
+
+#define ONIGENC_IS_CODE_PRINT(enc,code)     m17n_isprint(enc,code)
+#define ONIGENC_IS_CODE_ALNUM(enc,code)     m17n_isalnum(enc,code)
+#define ONIGENC_IS_CODE_ALPHA(enc,code)     m17n_isalpha(enc,code)
+#define ONIGENC_IS_CODE_LOWER(enc,code)     m17n_islower(enc,code)
+#define ONIGENC_IS_CODE_UPPER(enc,code)     m17n_isupper(enc,code)
+#define ONIGENC_IS_CODE_CNTRL(enc,code)     m17n_iscntrl(enc,code)
+#define ONIGENC_IS_CODE_PUNCT(enc,code)     m17n_ispunct(enc,code)
+#define ONIGENC_IS_CODE_SPACE(enc,code)     m17n_isspace(enc,code)
+#define ONIGENC_IS_CODE_DIGIT(enc,code)     m17n_isdigit(enc,code)
+#define ONIGENC_IS_CODE_XDIGIT(enc,code)    m17n_isxdigit(enc,code)
+#define ONIGENC_IS_CODE_WORD(enc,code)      m17n_iswchar(enc,code)
+
+ONIG_EXTERN
+int onigenc_is_code_ctype P_((OnigEncoding enc, OnigCodePoint code, int ctype));
+ONIG_EXTERN
+int onigenc_code_to_mbc P_((OnigEncoding enc, OnigCodePoint code, UChar *buf));
+ONIG_EXTERN
+int onigenc_mbc_to_lower P_((OnigEncoding enc, UChar* p, UChar* buf));
+ONIG_EXTERN
+int onigenc_mbc_is_case_ambig P_((OnigEncoding enc, UChar* p));
+ONIG_EXTERN
+int onigenc_is_allowed_reverse_match P_((OnigEncoding enc, UChar* s, UChar* end));
+
+#else  /* ONIG_RUBY_M17N */
+
+#define ONIGENC_NAME(enc)                      ((enc)->name)
+
+#define ONIGENC_MBC_TO_LOWER(enc,p,buf)        (enc)->mbc_to_lower(p,buf)
+#define ONIGENC_IS_MBC_CASE_AMBIG(enc,p)       (enc)->mbc_is_case_ambig(p)
+
+#define ONIGENC_IS_FOLD_MATCH(enc)             ((enc)->is_fold_match)
+#define ONIGENC_IS_CONTINUOUS_SB_MB(enc)       ((enc)->is_continuous_sb_mb)
+#define ONIGENC_CTYPE_SUPPORT_LEVEL(enc)       ((enc)->ctype_support_level)
+#define ONIGENC_IS_ALLOWED_REVERSE_MATCH(enc,s,end) \
+        (enc)->is_allowed_reverse_match(s,end)
+#define ONIGENC_LEFT_ADJUST_CHAR_HEAD(enc,start,s) \
+        (enc)->left_adjust_char_head(start, s)
+#define ONIGENC_GET_ALL_FOLD_MATCH_CODE(enc,codes) \
+        (enc)->get_all_fold_match_code(codes)
+#define ONIGENC_GET_FOLD_MATCH_INFO(enc,p,end,info) \
+        (enc)->get_fold_match_info(p,end,info)
+#define ONIGENC_STEP_BACK(enc,start,s,n) \
+        onigenc_step_back((enc),(start),(s),(n))
+
+#define ONIGENC_MBC_LEN_BY_HEAD(enc,byte)     ((enc)->len_table[(int )(byte)])
+#define ONIGENC_MBC_MAXLEN(enc)               ((enc)->max_enc_len)
+#define ONIGENC_MBC_MAXLEN_DIST(enc)           ONIGENC_MBC_MAXLEN(enc)
+#define ONIGENC_MBC_TO_CODE(enc,p,e)           (enc)->mbc_to_code((p),(e))
+#define ONIGENC_CODE_TO_MBCLEN(enc,code)       (enc)->code_to_mbclen(code)
+#define ONIGENC_CODE_TO_MBC(enc,code,buf)      (enc)->code_to_mbc(code,buf)
+
+#define ONIGENC_IS_CODE_CTYPE(enc,code,ctype)  (enc)->code_is_ctype(code,ctype)
+
+#define ONIGENC_IS_CODE_GRAPH(enc,code) \
+        ONIGENC_IS_CODE_CTYPE(enc,code,ONIGENC_CTYPE_GRAPH)
+#define ONIGENC_IS_CODE_PRINT(enc,code) \
+        ONIGENC_IS_CODE_CTYPE(enc,code,ONIGENC_CTYPE_PRINT)
+#define ONIGENC_IS_CODE_ALNUM(enc,code) \
+        ONIGENC_IS_CODE_CTYPE(enc,code,ONIGENC_CTYPE_ALNUM)
+#define ONIGENC_IS_CODE_ALPHA(enc,code) \
+        ONIGENC_IS_CODE_CTYPE(enc,code,ONIGENC_CTYPE_ALPHA)
+#define ONIGENC_IS_CODE_LOWER(enc,code) \
+        ONIGENC_IS_CODE_CTYPE(enc,code,ONIGENC_CTYPE_LOWER)
+#define ONIGENC_IS_CODE_UPPER(enc,code) \
+        ONIGENC_IS_CODE_CTYPE(enc,code,ONIGENC_CTYPE_UPPER)
+#define ONIGENC_IS_CODE_CNTRL(enc,code) \
+        ONIGENC_IS_CODE_CTYPE(enc,code,ONIGENC_CTYPE_CNTRL)
+#define ONIGENC_IS_CODE_PUNCT(enc,code) \
+        ONIGENC_IS_CODE_CTYPE(enc,code,ONIGENC_CTYPE_PUNCT)
+#define ONIGENC_IS_CODE_SPACE(enc,code) \
+        ONIGENC_IS_CODE_CTYPE(enc,code,ONIGENC_CTYPE_SPACE)
+#define ONIGENC_IS_CODE_BLANK(enc,code) \
+        ONIGENC_IS_CODE_CTYPE(enc,code,ONIGENC_CTYPE_BLANK)
+#define ONIGENC_IS_CODE_DIGIT(enc,code) \
+        ONIGENC_IS_CODE_CTYPE(enc,code,ONIGENC_CTYPE_DIGIT)
+#define ONIGENC_IS_CODE_XDIGIT(enc,code) \
+        ONIGENC_IS_CODE_CTYPE(enc,code,ONIGENC_CTYPE_XDIGIT)
+#define ONIGENC_IS_CODE_WORD(enc,code) \
+        ONIGENC_IS_CODE_CTYPE(enc,code,ONIGENC_CTYPE_WORD)
+
+#define ONIGENC_GET_CTYPE_CODE_RANGE(enc,ctype,nsb,nmb,sbr,mbr) \
+        (enc)->get_ctype_code_range(ctype,nsb,nmb,sbr,mbr)
+
+ONIG_EXTERN
+UChar* onigenc_step_back P_((OnigEncoding enc, UChar* start, UChar* s, int n));
+
+#endif /* is not ONIG_RUBY_M17N */
+
+
+/* encoding API */
+ONIG_EXTERN
+int onigenc_init P_(());
+ONIG_EXTERN
+int onigenc_set_default_encoding P_((OnigEncoding enc));
+ONIG_EXTERN
+OnigEncoding onigenc_get_default_encoding P_(());
+ONIG_EXTERN
+void  onigenc_set_default_caseconv_table P_((UChar* table));
+ONIG_EXTERN
+UChar* onigenc_get_right_adjust_char_head_with_prev P_((OnigEncoding enc, UChar* start, UChar* s, UChar** prev));
+ONIG_EXTERN
+UChar* onigenc_get_prev_char_head P_((OnigEncoding enc, UChar* start, UChar* s));
+ONIG_EXTERN
+UChar* onigenc_get_left_adjust_char_head P_((OnigEncoding enc, UChar* start, UChar* s));
+ONIG_EXTERN
+UChar* onigenc_get_right_adjust_char_head P_((OnigEncoding enc, UChar* start, UChar* s));
+
+
+
+/* PART: regular expression */
+
+/* config parameters */
+#define ONIG_NREGION                          10
+#define ONIG_MAX_BACKREF_NUM                1000
+#define ONIG_MAX_REPEAT_NUM               100000
+#define ONIG_MAX_MULTI_BYTE_RANGES_NUM      1000
+/* constants */
+#define ONIG_MAX_ERROR_MESSAGE_LEN            90
+
+#if defined(RUBY_PLATFORM) && !defined(ONIG_RUBY_M17N)
+ONIG_EXTERN OnigEncoding    OnigEncDefaultCharEncoding;
+#undef ismbchar
+#define ismbchar(c) (mbclen((c)) != 1)
+#define mbclen(c)  (OnigEncDefaultCharEncoding->len_table[(unsigned char )(c)])
+#endif
+
+typedef unsigned int        OnigOptionType;
+
+#define ONIG_OPTION_DEFAULT            ONIG_OPTION_NONE
+
+/* options */
+#define ONIG_OPTION_NONE                 0
+#define ONIG_OPTION_IGNORECASE           1L
+#define ONIG_OPTION_EXTEND               (ONIG_OPTION_IGNORECASE         << 1)
+#define ONIG_OPTION_MULTILINE            (ONIG_OPTION_EXTEND             << 1)
+#define ONIG_OPTION_SINGLELINE           (ONIG_OPTION_MULTILINE          << 1)
+#define ONIG_OPTION_FIND_LONGEST         (ONIG_OPTION_SINGLELINE         << 1)
+#define ONIG_OPTION_FIND_NOT_EMPTY       (ONIG_OPTION_FIND_LONGEST       << 1)
+#define ONIG_OPTION_NEGATE_SINGLELINE    (ONIG_OPTION_FIND_NOT_EMPTY     << 1)
+#define ONIG_OPTION_DONT_CAPTURE_GROUP   (ONIG_OPTION_NEGATE_SINGLELINE  << 1)
+#define ONIG_OPTION_CAPTURE_GROUP        (ONIG_OPTION_DONT_CAPTURE_GROUP << 1)
+/* options (search time) */
+#define ONIG_OPTION_NOTBOL               (ONIG_OPTION_CAPTURE_GROUP << 1)
+#define ONIG_OPTION_NOTEOL               (ONIG_OPTION_NOTBOL << 1)
+#define ONIG_OPTION_POSIX_REGION         (ONIG_OPTION_NOTEOL << 1)
+
+#define ONIG_OPTION_ON(options,regopt)      ((options) |= (regopt))
+#define ONIG_OPTION_OFF(options,regopt)     ((options) &= ~(regopt))
+#define ONIG_IS_OPTION_ON(options,option)   ((options) & (option))
+
+/* syntax */
+typedef struct {
+  unsigned int  op;
+  unsigned int  op2;
+  unsigned int  behavior;
+  OnigOptionType options;    /* default option */
+} OnigSyntaxType;
+
+ONIG_EXTERN OnigSyntaxType OnigSyntaxPosixBasic;
+ONIG_EXTERN OnigSyntaxType OnigSyntaxPosixExtended;
+ONIG_EXTERN OnigSyntaxType OnigSyntaxEmacs;
+ONIG_EXTERN OnigSyntaxType OnigSyntaxGrep;
+ONIG_EXTERN OnigSyntaxType OnigSyntaxGnuRegex;
+ONIG_EXTERN OnigSyntaxType OnigSyntaxJava;
+ONIG_EXTERN OnigSyntaxType OnigSyntaxPerl;
+ONIG_EXTERN OnigSyntaxType OnigSyntaxRuby;
+
+/* predefined syntaxes (see regparse.c) */
+#define ONIG_SYNTAX_POSIX_BASIC        (&OnigSyntaxPosixBasic)
+#define ONIG_SYNTAX_POSIX_EXTENDED     (&OnigSyntaxPosixExtended)
+#define ONIG_SYNTAX_EMACS              (&OnigSyntaxEmacs)
+#define ONIG_SYNTAX_GREP               (&OnigSyntaxGrep)
+#define ONIG_SYNTAX_GNU_REGEX          (&OnigSyntaxGnuRegex)
+#define ONIG_SYNTAX_JAVA               (&OnigSyntaxJava)
+#define ONIG_SYNTAX_PERL               (&OnigSyntaxPerl)
+#define ONIG_SYNTAX_RUBY               (&OnigSyntaxRuby)
+
+/* default syntax */
+ONIG_EXTERN OnigSyntaxType*   OnigDefaultSyntax;
+#define ONIG_SYNTAX_DEFAULT   OnigDefaultSyntax
+
+/* syntax (operators) */
+#define ONIG_SYN_OP_VARIABLE_META_CHARACTERS    (1<<0)
+#define ONIG_SYN_OP_DOT_ANYCHAR                 (1<<1)   /* . */
+#define ONIG_SYN_OP_ASTERISK_ZERO_INF           (1<<2)   /* * */
+#define ONIG_SYN_OP_ESC_ASTERISK_ZERO_INF       (1<<3)
+#define ONIG_SYN_OP_PLUS_ONE_INF                (1<<4)   /* + */
+#define ONIG_SYN_OP_ESC_PLUS_ONE_INF            (1<<5)
+#define ONIG_SYN_OP_QMARK_ZERO_ONE              (1<<6)   /* ? */
+#define ONIG_SYN_OP_ESC_QMARK_ZERO_ONE          (1<<7)
+#define ONIG_SYN_OP_BRACE_INTERVAL              (1<<8)   /* {lower,upper} */
+#define ONIG_SYN_OP_ESC_BRACE_INTERVAL          (1<<9)   /* \{lower,upper\} */
+#define ONIG_SYN_OP_VBAR_ALT                    (1<<10)   /* | */
+#define ONIG_SYN_OP_ESC_VBAR_ALT                (1<<11)  /* \| */
+#define ONIG_SYN_OP_LPAREN_SUBEXP               (1<<12)  /* (...)   */
+#define ONIG_SYN_OP_ESC_LPAREN_SUBEXP           (1<<13)  /* \(...\) */
+#define ONIG_SYN_OP_ESC_AZ_BUF_ANCHOR           (1<<14)  /* \A, \Z, \z */
+#define ONIG_SYN_OP_ESC_CAPITAL_G_BEGIN_ANCHOR  (1<<15)  /* \G     */
+#define ONIG_SYN_OP_DECIMAL_BACKREF             (1<<16)  /* \num   */
+#define ONIG_SYN_OP_BRACKET_CC                  (1<<17)  /* [...]  */
+#define ONIG_SYN_OP_ESC_W_WORD                  (1<<18)  /* \w, \W */
+#define ONIG_SYN_OP_ESC_LTGT_WORD_BEGIN_END     (1<<19)  /* \<. \> */
+#define ONIG_SYN_OP_ESC_B_WORD_BOUND            (1<<20)  /* \b, \B */
+#define ONIG_SYN_OP_ESC_S_WHITE_SPACE           (1<<21)  /* \s, \S */
+#define ONIG_SYN_OP_ESC_D_DIGIT                 (1<<22)  /* \d, \D */
+#define ONIG_SYN_OP_LINE_ANCHOR                 (1<<23)  /* ^, $   */
+#define ONIG_SYN_OP_POSIX_BRACKET               (1<<24)  /* [:xxxx:] */
+#define ONIG_SYN_OP_QMARK_NON_GREEDY            (1<<25)  /* ??,*?,+?,{n,m}? */
+#define ONIG_SYN_OP_ESC_CONTROL_CHARS           (1<<26)  /* \n,\r,\t,\a ... */
+#define ONIG_SYN_OP_ESC_C_CONTROL               (1<<27)  /* \cx  */
+#define ONIG_SYN_OP_ESC_OCTAL3                  (1<<28)  /* \OOO */
+#define ONIG_SYN_OP_ESC_X_HEX2                  (1<<29)  /* \xHH */
+#define ONIG_SYN_OP_ESC_X_BRACE_HEX8            (1<<30)  /* \x{7HHHHHHH} */
+
+#define ONIG_SYN_OP2_ESC_CAPITAL_Q_QUOTE        (1<<0)   /* \Q...\E */
+#define ONIG_SYN_OP2_QMARK_GROUP_EFFECT         (1<<1)   /* (?...) */
+#define ONIG_SYN_OP2_OPTION_PERL                (1<<2)   /* (?imsx),(?-imsx) */
+#define ONIG_SYN_OP2_OPTION_RUBY                (1<<3)   /* (?imx), (?-imx)  */
+#define ONIG_SYN_OP2_PLUS_POSSESSIVE_REPEAT     (1<<4)   /* ?+,*+,++ */
+#define ONIG_SYN_OP2_PLUS_POSSESSIVE_INTERVAL   (1<<5)   /* {n,m}+   */
+#define ONIG_SYN_OP2_CCLASS_SET_OP              (1<<6)   /* [...&&..[..]..] */
+#define ONIG_SYN_OP2_QMARK_LT_NAMED_GROUP       (1<<7)   /* (?<name>...) */
+#define ONIG_SYN_OP2_ESC_K_NAMED_BACKREF        (1<<8)   /* \k<name> */
+#define ONIG_SYN_OP2_ESC_G_SUBEXP_CALL          (1<<9)   /* \g<name>, \g<n> */
+#define ONIG_SYN_OP2_ATMARK_CAPTURE_HISTORY     (1<<10)  /* (?@..),(?@<x>..) */
+#define ONIG_SYN_OP2_ESC_CAPITAL_C_BAR_CONTROL  (1<<11)  /* \C-x */
+#define ONIG_SYN_OP2_ESC_CAPITAL_M_BAR_META     (1<<12)  /* \M-x */
+#define ONIG_SYN_OP2_ESC_V_VTAB                 (1<<13)  /* \v as VTAB */
+#define ONIG_SYN_OP2_ESC_U_HEX4                 (1<<14)  /* \uHHHH */
+#define ONIG_SYN_OP2_ESC_GNU_BUF_ANCHOR         (1<<15)  /* \`, \' */
+#define ONIG_SYN_OP2_ESC_P_CHAR_PROPERTY        (1<<16)  /* \p{...}, \P{...} */
+
+/* syntax (behavior) */
+#define ONIG_SYN_CONTEXT_INDEP_ANCHORS           (1<<31) /* not implemented */
+#define ONIG_SYN_CONTEXT_INDEP_REPEAT_OPS        (1<<0)  /* ?, *, +, {n,m} */
+#define ONIG_SYN_CONTEXT_INVALID_REPEAT_OPS      (1<<1)  /* error or ignore */
+#define ONIG_SYN_ALLOW_UNMATCHED_CLOSE_SUBEXP    (1<<2)  /* ...)... */
+#define ONIG_SYN_ALLOW_INVALID_INTERVAL          (1<<3)  /* {??? */
+#define ONIG_SYN_ALLOW_INTERVAL_LOW_ABBREV       (1<<4)  /* {,n} => {0,n} */
+#define ONIG_SYN_STRICT_CHECK_BACKREF            (1<<5)  /* /(\1)/,/\1()/ ..*/
+#define ONIG_SYN_DIFFERENT_LEN_ALT_LOOK_BEHIND   (1<<6)  /* (?<=a|bc) */
+#define ONIG_SYN_CAPTURE_ONLY_NAMED_GROUP        (1<<7)  /* see doc/RE */
+#define ONIG_SYN_ALLOW_MULTIPLEX_DEFINITION_NAME (1<<8)  /* (?<x>)(?<x>) */
+
+/* syntax (behavior) in char class [...] */
+#define ONIG_SYN_NOT_NEWLINE_IN_NEGATIVE_CC      (1<<20) /* [^...] */
+#define ONIG_SYN_BACKSLASH_ESCAPE_IN_CC          (1<<21) /* [..\w..] etc.. */
+#define ONIG_SYN_ALLOW_EMPTY_RANGE_IN_CC         (1<<22)
+#define ONIG_SYN_ALLOW_DOUBLE_RANGE_OP_IN_CC     (1<<23) /* [0-9-a]=[0-9\-a] */
+/* syntax (behavior) warning */
+#define ONIG_SYN_WARN_CC_OP_NOT_ESCAPED          (1<<24) /* [,-,] */
+#define ONIG_SYN_WARN_REDUNDANT_NESTED_REPEAT    (1<<25) /* (?:a*)+ */
+
+/* meta character specifiers (onig_set_meta_char()) */
+#define ONIG_META_CHAR_ESCAPE               0
+#define ONIG_META_CHAR_ANYCHAR              1
+#define ONIG_META_CHAR_ANYTIME              2
+#define ONIG_META_CHAR_ZERO_OR_ONE_TIME     3
+#define ONIG_META_CHAR_ONE_OR_MORE_TIME     4
+#define ONIG_META_CHAR_ANYCHAR_ANYTIME      5
+
+#define ONIG_INEFFECTIVE_META_CHAR          0
+
+/* error codes */
+#define ONIG_IS_PATTERN_ERROR(ecode)   ((ecode) <= -100 && (ecode) > -1000)
+/* normal return */
+#define ONIG_NORMAL                                            0
+#define ONIG_MISMATCH                                         -1
+#define ONIG_NO_SUPPORT_CONFIG                                -2
+/* internal error */
+#define ONIGERR_PARSER_BUG                                    -11
+#define ONIGERR_STACK_BUG                                     -12
+#define ONIGERR_UNDEFINED_BYTECODE                            -13
+#define ONIGERR_UNEXPECTED_BYTECODE                           -14
+#define ONIGERR_MATCH_STACK_LIMIT_OVER                        -15
+#define ONIGERR_DEFAULT_ENCODING_IS_NOT_SETTED                -21
+#define ONIGERR_SPECIFIED_ENCODING_CANT_CONVERT_TO_WIDE_CHAR  -22
+/* general error */
+#define ONIGERR_INVALID_ARGUMENT                              -30 
+/* syntax error */
+#define ONIGERR_END_PATTERN_AT_LEFT_BRACE                    -100
+#define ONIGERR_END_PATTERN_AT_LEFT_BRACKET                  -101
+#define ONIGERR_EMPTY_CHAR_CLASS                             -102
+#define ONIGERR_PREMATURE_END_OF_CHAR_CLASS                  -103
+#define ONIGERR_END_PATTERN_AT_BACKSLASH                     -104
+#define ONIGERR_END_PATTERN_AT_META                          -105
+#define ONIGERR_END_PATTERN_AT_CONTROL                       -106
+#define ONIGERR_META_CODE_SYNTAX                             -108
+#define ONIGERR_CONTROL_CODE_SYNTAX                          -109
+#define ONIGERR_CHAR_CLASS_VALUE_AT_END_OF_RANGE             -110
+#define ONIGERR_CHAR_CLASS_VALUE_AT_START_OF_RANGE           -111
+#define ONIGERR_UNMATCHED_RANGE_SPECIFIER_IN_CHAR_CLASS      -112
+#define ONIGERR_TARGET_OF_REPEAT_OPERATOR_NOT_SPECIFIED      -113
+#define ONIGERR_TARGET_OF_REPEAT_OPERATOR_INVALID            -114
+#define ONIGERR_NESTED_REPEAT_OPERATOR                       -115
+#define ONIGERR_UNMATCHED_CLOSE_PARENTHESIS                  -116
+#define ONIGERR_END_PATTERN_WITH_UNMATCHED_PARENTHESIS       -117
+#define ONIGERR_END_PATTERN_IN_GROUP                         -118
+#define ONIGERR_UNDEFINED_GROUP_OPTION                       -119
+#define ONIGERR_INVALID_POSIX_BRACKET_TYPE                   -121
+#define ONIGERR_INVALID_LOOK_BEHIND_PATTERN                  -122
+#define ONIGERR_INVALID_REPEAT_RANGE_PATTERN                 -123
+/* values error (syntax error) */
+#define ONIGERR_TOO_BIG_NUMBER                               -200
+#define ONIGERR_TOO_BIG_NUMBER_FOR_REPEAT_RANGE              -201
+#define ONIGERR_UPPER_SMALLER_THAN_LOWER_IN_REPEAT_RANGE     -202
+#define ONIGERR_EMPTY_RANGE_IN_CHAR_CLASS                    -203
+#define ONIGERR_MISMATCH_CODE_LENGTH_IN_CLASS_RANGE          -204
+#define ONIGERR_TOO_MANY_MULTI_BYTE_RANGES                   -205
+#define ONIGERR_TOO_SHORT_MULTI_BYTE_STRING                  -206
+#define ONIGERR_TOO_BIG_BACKREF_NUMBER                       -207
+#define ONIGERR_INVALID_BACKREF                              -208
+#define ONIGERR_NUMBERED_BACKREF_OR_CALL_NOT_ALLOWED         -209
+#define ONIGERR_TOO_LONG_WIDE_CHAR_VALUE                     -212
+#define ONIGERR_EMPTY_GROUP_NAME                             -214
+#define ONIGERR_INVALID_GROUP_NAME                           -215
+#define ONIGERR_INVALID_CHAR_IN_GROUP_NAME                   -216
+#define ONIGERR_UNDEFINED_NAME_REFERENCE                     -217
+#define ONIGERR_UNDEFINED_GROUP_REFERENCE                    -218
+#define ONIGERR_MULTIPLEX_DEFINED_NAME                       -219
+#define ONIGERR_MULTIPLEX_DEFINITION_NAME_CALL               -220
+#define ONIGERR_NEVER_ENDING_RECURSION                       -221
+#define ONIGERR_GROUP_NUMBER_OVER_FOR_CAPTURE_HISTORY        -222
+#define ONIGERR_INVALID_CHAR_PROPERTY_NAME                   -223
+/* errors related to thread */
+#define ONIGERR_OVER_THREAD_PASS_LIMIT_COUNT                 -1001
+
+
+/* must be smaller than BIT_STATUS_BITS_NUM (unsigned int * 8) */
+#define ONIG_MAX_CAPTURE_HISTORY_GROUP   31
+#define ONIG_IS_CAPTURE_HISTORY_GROUP(r, i) \
+  ((i) <= ONIG_MAX_CAPTURE_HISTORY_GROUP && (r)->list && (r)->list[i])
+
+/* match result region type */
+struct re_registers {
+  int  allocated;
+  int  num_regs;
+  int* beg;
+  int* end;
+  /* extended */
+  struct re_registers** list; /* capture history. list[1]-list[31] */
+};
+
+#define ONIG_REGION_NOTPOS            -1
+
+typedef struct re_registers   OnigRegion;
+
+typedef struct {
+  UChar* par;
+  UChar* par_end;
+} OnigErrorInfo;
+
+typedef struct {
+  int lower;
+  int upper;
+} OnigRepeatRange;
+
+typedef void (*OnigWarnFunc) P_((char* s));
+extern void onig_null_warn P_((char* s));
+#define ONIG_NULL_WARN       onig_null_warn
+
+#define ONIG_CHAR_TABLE_SIZE   256
+
+/* regex_t state */
+#define ONIG_STATE_NORMAL              0
+#define ONIG_STATE_SEARCHING           1
+#define ONIG_STATE_COMPILING          -1
+#define ONIG_STATE_MODIFY             -2
+
+#define ONIG_STATE(reg) \
+  ((reg)->state > 0 ? ONIG_STATE_SEARCHING : (reg)->state)
+
+typedef struct re_pattern_buffer {
+  /* common members of BBuf(bytes-buffer) */
+  unsigned char* p;         /* compiled pattern */
+  unsigned int used;        /* used space for p */
+  unsigned int alloc;       /* allocated space for p */
+
+  int state;                     /* normal, searching, compiling */
+  int num_mem;                   /* used memory(...) num counted from 1 */
+  int num_repeat;                /* OP_REPEAT/OP_REPEAT_NG id-counter */
+  int num_null_check;            /* OP_NULL_CHECK_START/END id counter */
+  int num_call;                  /* number of subexp call */
+  unsigned int capture_history;  /* (?@...) flag (1-31) */
+  unsigned int bt_mem_start;     /* need backtrack flag */
+  unsigned int bt_mem_end;       /* need backtrack flag */
+  int stack_pop_level;
+  int repeat_range_alloc;
+  OnigRepeatRange* repeat_range;
+
+  OnigEncoding  enc;
+  OnigOptionType    options;
+  OnigSyntaxType*   syntax;
+  void*             name_table;
+
+  /* optimization info (string search, char-map and anchors) */
+  int            optimize;          /* optimize flag */
+  int            threshold_len;     /* search str-length for apply optimize */
+  int            anchor;            /* BEGIN_BUF, BEGIN_POS, (SEMI_)END_BUF */
+  OnigDistance   anchor_dmin;       /* (SEMI_)END_BUF anchor distance */
+  OnigDistance   anchor_dmax;       /* (SEMI_)END_BUF anchor distance */
+  int            sub_anchor;        /* start-anchor for exact or map */
+  unsigned char *exact;
+  unsigned char *exact_end;
+  unsigned char  map[ONIG_CHAR_TABLE_SIZE];  /* used as BM skip or char-map */
+  int           *int_map;                   /* BM skip for exact_len > 255 */
+  int           *int_map_backward;          /* BM skip for backward search */
+  OnigDistance   dmin;                      /* min-distance of exact or map */
+  OnigDistance   dmax;                      /* max-distance of exact or map */
+
+  /* regex_t link chain */
+  struct re_pattern_buffer* chain;  /* escape compile-conflict */
+} regex_t;
+
+
+/* Oniguruma Native API */
+ONIG_EXTERN
+int onig_init P_((void));
+ONIG_EXTERN
+int onig_error_code_to_str PV_((UChar* s, int err_code, ...));
+ONIG_EXTERN
+void onig_set_warn_func P_((OnigWarnFunc f));
+ONIG_EXTERN
+void onig_set_verb_warn_func P_((OnigWarnFunc f));
+ONIG_EXTERN
+int onig_new P_((regex_t**, UChar* pattern, UChar* pattern_end, OnigOptionType option, OnigEncoding enc, OnigSyntaxType* syntax, OnigErrorInfo* einfo));
+ONIG_EXTERN
+void onig_free P_((regex_t*));
+ONIG_EXTERN
+int onig_recompile P_((regex_t*, UChar* pattern, UChar* pattern_end, OnigOptionType option, OnigEncoding enc, OnigSyntaxType* syntax, OnigErrorInfo* einfo));
+ONIG_EXTERN
+int onig_search P_((regex_t*, UChar* str, UChar* end, UChar* start, UChar* range, OnigRegion* region, OnigOptionType option));
+ONIG_EXTERN
+int onig_match P_((regex_t*, UChar* str, UChar* end, UChar* at, OnigRegion* region, OnigOptionType option));
+ONIG_EXTERN
+OnigRegion* onig_region_new P_((void));
+ONIG_EXTERN
+void onig_region_free P_((OnigRegion* region, int free_self));
+ONIG_EXTERN
+void onig_region_copy P_((OnigRegion* to, OnigRegion* from));
+ONIG_EXTERN
+void onig_region_clear P_((OnigRegion* region));
+ONIG_EXTERN
+int onig_region_resize P_((OnigRegion* region, int n));
+ONIG_EXTERN
+int onig_name_to_group_numbers P_((regex_t* reg, UChar* name, UChar* name_end,
+			            int** nums));
+ONIG_EXTERN
+int onig_name_to_backref_number P_((regex_t* reg, UChar* name, UChar* name_end, OnigRegion *region));
+ONIG_EXTERN
+int onig_foreach_name P_((regex_t* reg, int (*func)(UChar*,UChar*,int,int*,regex_t*,void*), void* arg));
+ONIG_EXTERN
+int onig_number_of_names P_((regex_t* reg));
+ONIG_EXTERN
+OnigEncoding onig_get_encoding P_((regex_t* reg));
+ONIG_EXTERN
+OnigOptionType onig_get_options P_((regex_t* reg));
+ONIG_EXTERN
+OnigSyntaxType* onig_get_syntax P_((regex_t* reg));
+ONIG_EXTERN
+int onig_set_default_syntax P_((OnigSyntaxType* syntax));
+ONIG_EXTERN
+void onig_copy_syntax P_((OnigSyntaxType* to, OnigSyntaxType* from));
+ONIG_EXTERN
+void onig_set_syntax_op P_((OnigSyntaxType* syntax, unsigned int op));
+ONIG_EXTERN
+void onig_set_syntax_op2 P_((OnigSyntaxType* syntax, unsigned int op2));
+ONIG_EXTERN
+void onig_set_syntax_behavior P_((OnigSyntaxType* syntax, unsigned int behavior));
+ONIG_EXTERN
+void onig_set_syntax_options P_((OnigSyntaxType* syntax, OnigOptionType options));
+ONIG_EXTERN
+int onig_set_meta_char P_((unsigned int what, unsigned int c));
+ONIG_EXTERN
+int onig_end P_((void));
+ONIG_EXTERN
+const char* onig_version P_((void));
+
+#endif /* ONIGURUMA_H */