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* oniguruma.h: updated to Oniguruma 5.7.0.
* regsyntax.c, unicode.c: new files along with Oniguruma 5.x. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@12376 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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19 changed files with 13900 additions and 5518 deletions
176
sjis.c
176
sjis.c
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@ -2,7 +2,7 @@
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sjis.c - Oniguruma (regular expression library)
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**********************************************************************/
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/*-
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* Copyright (c) 2002-2005 K.Kosako <sndgk393 AT ybb DOT ne DOT jp>
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* Copyright (c) 2002-2007 K.Kosako <sndgk393 AT ybb DOT ne DOT jp>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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@ -27,7 +27,7 @@
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* SUCH DAMAGE.
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*/
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#include "regenc.h"
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#include "regint.h"
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static const int EncLen_SJIS[] = {
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1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
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@ -71,13 +71,13 @@ static const char SJIS_CAN_BE_TRAIL_TABLE[256] = {
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#define SJIS_ISMB_TRAIL(byte) SJIS_CAN_BE_TRAIL_TABLE[(byte)]
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static int
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sjis_mbc_enc_len(const UChar* p)
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mbc_enc_len(const UChar* p)
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{
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return EncLen_SJIS[*p];
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}
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static int
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sjis_code_to_mbclen(OnigCodePoint code)
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code_to_mbclen(OnigCodePoint code)
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{
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if (code < 256) {
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if (EncLen_SJIS[(int )code] == 1)
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@ -93,7 +93,7 @@ sjis_code_to_mbclen(OnigCodePoint code)
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}
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static OnigCodePoint
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sjis_mbc_to_code(const UChar* p, const UChar* end)
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mbc_to_code(const UChar* p, const UChar* end)
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{
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int c, i, len;
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OnigCodePoint n;
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@ -112,7 +112,7 @@ sjis_mbc_to_code(const UChar* p, const UChar* end)
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}
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static int
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sjis_code_to_mbc(OnigCodePoint code, UChar *buf)
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code_to_mbc(OnigCodePoint code, UChar *buf)
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{
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UChar *p = buf;
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@ -127,60 +127,56 @@ sjis_code_to_mbc(OnigCodePoint code, UChar *buf)
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}
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static int
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sjis_mbc_to_normalize(OnigAmbigType flag,
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const UChar** pp, const UChar* end, UChar* lower)
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mbc_case_fold(OnigCaseFoldType flag,
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const UChar** pp, const UChar* end, UChar* lower)
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{
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const UChar* p = *pp;
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if (ONIGENC_IS_MBC_ASCII(p)) {
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if ((flag & ONIGENC_AMBIGUOUS_MATCH_ASCII_CASE) != 0) {
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*lower = ONIGENC_ASCII_CODE_TO_LOWER_CASE(*p);
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}
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else {
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*lower = *p;
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}
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*lower = ONIGENC_ASCII_CODE_TO_LOWER_CASE(*p);
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(*pp)++;
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return 1;
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}
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else {
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int i;
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int len = enc_len(ONIG_ENCODING_SJIS, p);
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if (lower != p) {
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int i;
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for (i = 0; i < len; i++) {
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*lower++ = *p++;
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}
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for (i = 0; i < len; i++) {
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*lower++ = *p++;
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}
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(*pp) += len;
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return len; /* return byte length of converted char to lower */
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}
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}
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#if 0
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static int
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sjis_is_mbc_ambiguous(OnigAmbigType flag, const UChar** pp, const UChar* end)
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is_mbc_ambiguous(OnigCaseFoldType flag,
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const UChar** pp, const UChar* end)
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{
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return onigenc_mbn_is_mbc_ambiguous(ONIG_ENCODING_SJIS, flag, pp, end);
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}
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#endif
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#if 0
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static int
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sjis_is_code_ctype(OnigCodePoint code, unsigned int ctype)
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is_code_ctype(OnigCodePoint code, unsigned int ctype)
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{
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if (code < 128)
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return ONIGENC_IS_ASCII_CODE_CTYPE(code, ctype);
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else {
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if ((ctype & (ONIGENC_CTYPE_WORD |
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ONIGENC_CTYPE_GRAPH | ONIGENC_CTYPE_PRINT)) != 0) {
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return (sjis_code_to_mbclen(code) > 1 ? TRUE : FALSE);
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if (CTYPE_IS_WORD_GRAPH_PRINT(ctype)) {
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return (code_to_mbclen(code) > 1 ? TRUE : FALSE);
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}
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}
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return FALSE;
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}
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#endif
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static UChar*
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sjis_left_adjust_char_head(const UChar* start, const UChar* s)
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left_adjust_char_head(const UChar* start, const UChar* s)
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{
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const UChar *p;
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int len;
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@ -203,36 +199,120 @@ sjis_left_adjust_char_head(const UChar* start, const UChar* s)
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}
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static int
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sjis_is_allowed_reverse_match(const UChar* s, const UChar* end)
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is_allowed_reverse_match(const UChar* s, const UChar* end)
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{
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const UChar c = *s;
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return (SJIS_ISMB_TRAIL(c) ? FALSE : TRUE);
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}
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static int PropertyInited = 0;
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static const OnigCodePoint** PropertyList;
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static int PropertyListNum;
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static int PropertyListSize;
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static hash_table_type* PropertyNameTable;
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static const OnigCodePoint CR_Hiragana[] = {
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1,
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0x829f, 0x82f1
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}; /* CR_Hiragana */
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static const OnigCodePoint CR_Katakana[] = {
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4,
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0x00a6, 0x00af,
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0x00b1, 0x00dd,
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0x8340, 0x837e,
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0x8380, 0x8396,
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}; /* CR_Katakana */
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static int
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init_property_list(void)
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{
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int r;
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PROPERTY_LIST_ADD_PROP("Hiragana", CR_Hiragana);
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PROPERTY_LIST_ADD_PROP("Katakana", CR_Katakana);
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PropertyInited = 1;
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end:
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return r;
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}
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static int
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property_name_to_ctype(OnigEncoding enc, UChar* p, UChar* end)
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{
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int ctype;
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PROPERTY_LIST_INIT_CHECK;
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if (onig_st_lookup_strend(PropertyNameTable, p, end, (void*)&ctype) == 0) {
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return onigenc_minimum_property_name_to_ctype(enc, p, end);
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}
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return ctype;
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}
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static int
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is_code_ctype(OnigCodePoint code, unsigned int ctype)
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{
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if (ctype <= ONIGENC_MAX_STD_CTYPE) {
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if (code < 128)
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return ONIGENC_IS_ASCII_CODE_CTYPE(code, ctype);
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else {
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if (CTYPE_IS_WORD_GRAPH_PRINT(ctype)) {
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return (code_to_mbclen(code) > 1 ? TRUE : FALSE);
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}
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}
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}
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else {
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PROPERTY_LIST_INIT_CHECK;
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ctype -= (ONIGENC_MAX_STD_CTYPE + 1);
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if (ctype >= (unsigned int )PropertyListNum)
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return ONIGENCERR_TYPE_BUG;
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return onig_is_in_code_range((UChar* )PropertyList[ctype], code);
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}
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return FALSE;
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}
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static int
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get_ctype_code_range(int ctype, OnigCodePoint* sb_out,
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const OnigCodePoint* ranges[])
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{
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if (ctype <= ONIGENC_MAX_STD_CTYPE) {
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return ONIG_NO_SUPPORT_CONFIG;
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}
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else {
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*sb_out = 0x80;
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PROPERTY_LIST_INIT_CHECK;
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ctype -= (ONIGENC_MAX_STD_CTYPE + 1);
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if (ctype >= PropertyListNum)
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return ONIGENCERR_TYPE_BUG;
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*ranges = PropertyList[ctype];
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return 0;
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}
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}
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OnigEncodingType OnigEncodingSJIS = {
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sjis_mbc_enc_len,
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mbc_enc_len,
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"Shift_JIS", /* name */
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2, /* max byte length */
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1, /* min byte length */
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ONIGENC_AMBIGUOUS_MATCH_ASCII_CASE,
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{
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(OnigCodePoint )'\\' /* esc */
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, (OnigCodePoint )ONIG_INEFFECTIVE_META_CHAR /* anychar '.' */
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, (OnigCodePoint )ONIG_INEFFECTIVE_META_CHAR /* anytime '*' */
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, (OnigCodePoint )ONIG_INEFFECTIVE_META_CHAR /* zero or one time '?' */
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, (OnigCodePoint )ONIG_INEFFECTIVE_META_CHAR /* one or more time '+' */
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, (OnigCodePoint )ONIG_INEFFECTIVE_META_CHAR /* anychar anytime */
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},
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onigenc_is_mbc_newline_0x0a,
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sjis_mbc_to_code,
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sjis_code_to_mbclen,
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sjis_code_to_mbc,
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sjis_mbc_to_normalize,
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sjis_is_mbc_ambiguous,
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onigenc_ascii_get_all_pair_ambig_codes,
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onigenc_nothing_get_all_comp_ambig_codes,
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sjis_is_code_ctype,
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onigenc_not_support_get_ctype_code_range,
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sjis_left_adjust_char_head,
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sjis_is_allowed_reverse_match
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mbc_to_code,
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code_to_mbclen,
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code_to_mbc,
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mbc_case_fold,
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onigenc_ascii_apply_all_case_fold,
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onigenc_ascii_get_case_fold_codes_by_str,
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property_name_to_ctype,
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is_code_ctype,
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get_ctype_code_range,
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left_adjust_char_head,
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is_allowed_reverse_match
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};
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