xref: /PHP-5.5/ext/mbstring/oniguruma/HISTORY (revision 8d86597d)
1History
2
32010/01/09: Version 5.9.2
4
52010/01/05: [bug]  fix utf16be_code_to_mbc() and utf16le_code_to_mbc().
62008/09/16: [bug]  fix memory leaks in parse_exp().
72008/08/01: [bug]  fix memory leaks.
82008/06/17: [bug]  invalid type of argument was used
9                   in onig_st_lookup_strend().
102008/06/16: [bug]  invalid CaseFoldMap entry in ISO-8859-5. 0xdf -> 0xde
112008/02/19: [new]  add: onig_reg_init().
122008/02/19: [new]  add: onig_free_body().
132008/02/19: [new]  add: onig_new_without_alloc().
142008/02/19: [API]  rename onig_alloc_init() to onig_reg_init(),
15                   and argument type changed.
162008/01/31: [impl] move UTF16_IS_SURROGATE_XXX() to regenc.h.
172008/01/30: [bug]  (thanks akr)
18                   fix euctw_islead().
192008/01/23: [bug]  update enc/koi8.c.
20
212007/12/22: Version 5.9.1
22
232007/12/21: [impl] add sprint_byte().
242007/11/28: [bug]  (thanks Andy Armstrong)
25                   don't overwrite error code in fetch_name().
262007/11/12: [bug]  utf8 mbc length of code 0xfe, 0xff are not 1,
272007/10/23: [spec] onig_enc_len() takes three arguments. (not used)
282007/10/15: [impl] (thanks Rui Hirokawa)
29                   add check HAVE_STDARG_H.
302007/09/07: [API]  rename enc_len() to onig_enc_len() in oniguruma.h.
312007/09/04: [API]  remove ONIGENC_ERR_XXXXX.
322007/09/03: [API]  add error ONIGERR_INVALID_CODE_POINT_VALUE.
332007/09/03: [impl] change error message to "invaid code point value"
34                   for ONIGERR_INVALID_WIDE_CHAR_VALUE.
352007/09/03: [bug]  xxx_code_to_mbclen() should return
36                   ONIGERR_INVALID_WIDE_CHAR_VALUE for invalid code point.
37                   ex. /[\x{7fffffff}]/ for ASCII encoding.
382007/08/28: [impl] remove "warning: no previous declaration ...".
392007/08/21: [impl] remove warnings in enc/mktable.c.
402007/08/20: [impl] remove "warning: unused parameter"
412007/08/20: [impl] remove "warning: comparison between signed and unsigned".
422007/08/06: [impl] remove clear_not_flag_cclass().
432007/08/03: [bug]  fix the case of undefined USE_NAMED_GROUP.
442007/08/02: [spec] add backref by number.
452007/08/01: [API]  add OnigCtype.
462007/07/27: [spec] add USE_CASE_FOLD_IS_APPLIED_INSIDE_NEGATIVE_CCLASS.
472007/07/24: [impl] define PLATFORM_UNALIGNED_WORD_ACCESS.
482007/07/23: [dist] fix doc/FAQ.ja.
49
502007/07/14: Version 5.9.0
51
522007/07/13: [bug]  add check into onig_reduce_nested_quantifier().
532007/06/26: [spec] (thanks K.Takata)
54                   ONIG_OPTION_SINGLELINE: '$' -> '\Z'  (as Perl)
552007/06/26: [dist] (thanks K.Takata)
56                   fix documents API and API.ja.
572007/06/19: [impl] remove IS_NOT_NULL() check before onig_node_free().
582007/06/18: [bug]  (thanks KUBO Takehiro)
59                   WORD_ALIGNMENT_SIZE must be sizeof(OnigCodePoint).
602007/06/18: [impl] rename CClassNode flags.
612007/06/18: [bug]  initialization miss.
622007/06/13: [impl] change node type reference NXXXX.
632007/06/11: [impl] add node type bit.
642007/06/11: [spec] allow anchor in enclosed repeater. /(\z)*/
652007/06/11: [impl] rename node types.
662007/06/08: [impl] remove OP_SET_OPTION_PUSH and OP_SET_OPTION from match_at().
672007/06/07: [impl] use xvsnprintf().
682007/06/06: [tune] don't set qn->next_head_exact for string first byte is zero.
692007/06/06: [impl] remove unused variables.
70
712007/06/04: Version 5.8.0
72
732007/06/04: [impl] add #ifndef vsnprintf into regint.h.
742007/05/31: [dist] add configure option '--enable-crnl-as-line-terminator'.
752007/05/30: [dist] add sample/crnl.c.
762007/05/30: [bug]  should check USE_CRNL_AS_LINE_TERMINATOR case
77                   in onig_search().
782007/05/29: [impl] move USE_CRNL_AS_LINE_TERMINATOR into regenc.h.
792007/05/29: [impl] should check USE_NEWLINE_AT_END_OF_STRING_HAS_EMPTY_LINE
80                   in forward_search_range() and backward_search_range().
81
822007/04/27: Version 5.7.0
83
842007/04/20: [spec] add config USE_MATCH_RANGE_IS_COMPLETE_RANGE.
852007/04/20: [impl] refactoring in match_at().
86
872007/04/12: Version 5.6.1
88
892007/04/12: [bug]  must not use UChar in oniguruma.h.
902007/04/09: [impl] change STATE_CHECK_BUFF_MAX_SIZE value from 0x8000
91                   to 0x4000. [ruby-core:10883]
92
932007/04/04: Version 5.6.0  (mourning for Hideo Takamatsu)
94
952007/04/03: [spec] add new notation (?'name'), \k'name', \g'name'.
962007/04/03: [impl] remove unused variable.
972007/03/26: [impl] add 'void' to function declarations.
98
992007/03/06: Version 5.5.3
100
1012007/03/06: [bug]  add #include <malloc.h> for bcc32.
102                   (In bcc32, alloca() is declared in malloc.h.)
1032007/03/02: [bug]  invalid optimization for semi-end-buf in onig_search().
104                   ex. /\n\Z/.match("aaaaaaaaaa\n")
1052007/03/02: [impl] move range > start check position in end_buf process.
106
1072007/01/09: Version 5.5.2
108
1092007/01/09: [impl] rename USE_EXTERNAL_LOWER_CASE_CONV_TABLE.
1102007/01/05: [tune] select_opt_exact_info() didn't work for empty info.
111                   ex. /.a/ make MAP info instead of EXACT info.
1122006/12/28: [impl] add print_enc_string() for ONIG_DEBUG mode.
113
1142006/12/22: Version 5.5.1
115
1162006/12/22: [impl] rename ADD_PAD_TO_SHORT_BYTE_STRING
117                 . to USE_PAD_TO_SHORT_BYTE_CHAR.
1182006/12/21: [spec] should check too short multibyte char in parse_exp().
119                   add ADD_PAD_TO_SHORT_BYTE_STRING.
120                   ex. /\x00/ in UTF16 should be error.
121
1222006/12/06: Version 5.5.0
123
1242006/12/05: [bug]  should add unfold-1 codes from folded code into
125                   onigenc_unicode_get_case_fold_codes_by_str().
126                   (ex. "S" -> "s" -> 0x017f)
1272006/12/05: [new]  add flag ONIGENC_CASE_FOLD_TURKISH_AZERI and
128                   USE_UNICODE_CASE_FOLD_TURKISH_AZERI. (disabled in default)
1292006/12/04: [spec] remove ONIGENC_CASE_FOLD_FULL.
1302006/11/30: [impl] remove unnecessary check in xxx_mbc_case_fold().
131
1322006/11/29: Version 5.4.0
133
1342006/11/28: [spec] INTERNAL_ONIGENC_CASE_FOLD_MULTI_CHAR is enabled in
135                   default case fold status.
1362006/11/28: [spec] rename ONIGENC_CASE_FOLD_MULTI_CHAR to
137                   INTERNAL_ONIGENC_CASE_FOLD_MULTI_CHAR.
1382006/11/28: [impl] remove USE_UNICODE_CASE_FOLD_MULTI_CHAR.
1392006/11/28: [impl] remove Fold[123]Table and add FoldTable.
1402006/11/27: [impl] change tool/unicode_fc.rb to see CaseFolding.txt.
1412006/11/24: [bug]  should call callback for to[j] <-> to[k] in
142                   onigenc_unicode_apply_all_case_fold().
143
1442006/11/22: Version 5.3.0
145
1462006/11/22: [dist] add index_ja.html.
1472006/11/22: [impl] undef ONIG_ESCAPE_UCHAR_COLLISION in regint.h and regenc.h.
1482006/11/21: [bug]  invalid array access.
1492006/11/21: [impl] escape UChar collision from config.h.
1502006/11/20: [new]  add Hiragana/Katakana properties into Shift_JIS.
1512006/11/20: [impl] fix CR_Katakana[] values in EUC-JP.
1522006/11/17: [impl] declare strend hash table functions in regint.h.
1532006/11/17: [impl] move property list functions to regenc.c.
1542006/11/17: [new]  add Hiragana/Katakana properties into EUC-JP.
1552006/11/15: [impl] remove NOT_RUBY from AM_CFLAGS.
156
1572006/11/14: Version 5.2.0
158
1592006/11/14: [impl] remove program codes for Ruby.
1602006/11/14: [impl] reduce program codes for Ruby.
1612006/11/10: [bug]  0x24, 0x2b, 0x3c, 0x3d, 0x3e, 0x5e, 0x60, 0x7c, 0x7e
162                   should be [:punct:].
1632006/11/09: [new]  (thanks Byte)
164                   add new character encoding CP1251.
1652006/11/08: [impl] rename QUALIFIER -> QUANTIFIER.
166
1672006/11/07: Version 5.1.0
168
1692006/11/07: [dist] remove test.rb, testconv.rb and testconvu.rb.
1702006/11/07: [bug]  get_case_fold_codes_by_str() should handle 'Ss' and 'sS'
171                   combination for ess-tsett.
1722006/11/07: [impl] apply_all_case_fold() doesn't need to return all
173                   case character combination for multi-character folding.
174                   (ONIGENC_CASE_FOLD_MULTI_CHAR)
1752006/11/07: [bug]  (thanks Byte)
176                   add { 0xa3, 0xb3 } to CaseFoldMap[] for KOI8-R.
1772006/11/06: [spec] change ONIG_OPTION_FIND_LONGEST to search all of
178                   the string range.
179                   add USE_FIND_LONGEST_SEARCH_ALL_OF_RANGE.
1802006/11/02: [impl] re-implement expand_case_fold_string() for
181                   ONIGENC_CASE_FOLD_MULTI_CHAR.
1822006/10/30: [impl] add NSTR_DONT_GET_OPTINFO flag.
1832006/10/30: [impl] (thanks K.Takata)
184                   add THREAD_SYSTEM_INIT and THREAD_SYSTEM_END.
1852006/10/30: [bug]  (thanks Wolfgang Nadasi-Donner)
186                   invalid offset value was used in STATE_CHECK_BUFF_INIT().
1872006/10/27: [tune] speed up ONIGENC_MBC_CASE_FOLD() for UTF-16, UTF-32.
188                   (ASCII code check)
1892006/10/27: [tune] (thanks Kornelius Kalnbach)
190                   String#scan for long string needs long time compare with
191                   old Ruby
192                   by initialization time for combination explosion check
193                   ex. ("test " * 100_000).scan(/\w*\s?/)
194                   change STATE_CHECK_BUFF_MAX_SIZE from 0x8000000 to 0x8000.
195                   reduce initialization area of state_check_buff.
1962006/10/25: [impl] add DISABLE_CASE_FOLD_MULTI_CHAR().
197
1982006/10/23: Version 5.0.1
199
2002006/10/23: [bug]  should fold string in expand_case_fold_string().
2012006/10/23: [bug]  (thanks Km)
202                   too many case fold/unfold expansion problem.
203                   don't expand and set ambig flag to the string node.
204                   (except ONIGENC_CASE_FOLD_MULTI_CHAR).
2052006/10/23: [bug]  (thanks K.Takata)
206                   invalid \p{Alnum}, \p{ASCII}, [:alnum:], [:ascii:].
207                   fix OnigEncAsciiCtypeTable[] etc...
2082006/10/23: [spec] (thanks K.Takata)
209                   add [:word:] POSIX bracket.
2102006/10/23: [bug]  (thanks K.Takata)
211                   \p{Word} doesn't work.
2122006/10/20: [impl] don't expand for AMBIG_FLAG string in
213                   expand_case_fold_string().
214
2152006/10/19: Version 5.0.0
216
2172006/10/18: [bug]  ONIGENC_GET_CASE_FOLD_CODES_MAX_NUM should be 13.
2182006/10/18: [impl] remove unused functions.
2192006/10/18: [dist] update documents.
2202006/10/18: [API]  move OnigMetaCharTableType to OnigSyntaxType.
2212006/10/18: [dev]  add too/unicode_fc.rb, unicode_pc.rb.
2222006/10/18: [dist] remove MANIFEST-RUBY from distribution.
2232006/10/18: [bug]  return duplicated code in
224                   onigenc_unicode_get_case_fold_codes_by_str().
2252006/10/18  [API]  remove ONIG_SYN_OP2_CHAR_PROPERTY_PREFIX_IS.
2262006/10/18: [dev]  add tool/19.
2272006/10/18: [dist] remove target 19 from Makefile.am.
2282006/10/17: [dist] add enc/unicode.c to target 19 of win32/Makefile.
2292006/10/17: [impl] change type for escape VC++ warning.
2302006/10/17: [API]  rename ONIGENC_CASE_FOLD_NONE to ONIGENC_CASE_FOLD_MIN.
2312006/10/17: [dist] remove INSTALL-RUBY from distribution.
2322006/10/17: [dist] update LTVERSION to "2:0:0".
2332006/10/17: [impl] remove warnings for [make CFLAGS="-g -O2 -Wall"]
234                   in the case USE_UNICODE_PROPERTIES and
235                   USE_UNICODE_CASE_FOLD_MULTI_CHAR are undefined.
2362006/10/17: [impl] remove warnings for [make CFLAGS="-g -O2 -Wall"].
2372006/10/17: [impl] re-implement onigenc_unicode_apply_all_case_fold().
238                   multi-char by case folded char-class is treated as
239                   caseless-string (ambig flag on).
240                   enable OP_EXACT1_IC and OP_EXACTN_IC.
2412006/10/16: [bug]  unfold expand for 1->2, 1->3 folding in
242                   onigenc_unicode_apply_all_case_fold().
243                   add CaseFoldExpand_12[], CaseFoldExpand_13[].
2442006/10/16: [bug]  (thanks Akinori Musha)
245                   first argument of rb_warn() should be format string.
2462006/10/16: [impl] add msa.state_check_buff_size initialization
247                   in onig_search().
2482006/10/16: [spec] re-implement Unicode Caseless Match codes.
2492006/10/10: [bug]  should call onig_st_free_table() in
250                   onig_free_shared_cclass_table().
2512006/10/10: [impl] remove OnigCompCaseFoldCodes.
2522006/10/10: [impl] remove onigenc_ascii_is_mbc_ambiguous() and
253                   onigenc_mbn_is_mbc_ambiguous().
2542006/10/10: [API]  remove is_mbc_ambiguous() member from OnigEncodingType.
2552006/10/10: [API]  rename onig_set_default_ambig_flag() to
256                   onig_set_default_case_fold_flag(),
257                   onig_get_default_ambig_flag() to
258                   onig_get_default_case_fold_flag(),
259                   onig_get_ambig_flag() to onig_get_case_fold_flag().
2602006/10/10: [API]  rename ambig_flag to case_fold_flag.
2612006/10/10: [API]  rename OnigAmbigType to OnigCaseFoldType.
2622006/10/10: [impl] rename ONIGENC_IS_CODE_SB_WORD() to IS_CODE_SB_WORD()
263                   and move to regint.h.
2642006/10/10: [impl] remove OP_WORD_SB and OP_WORD_MB.
2652006/10/10: [impl] remove OP_EXACT1_IC and OP_EXACTN_IC from match_at().
2662006/10/10: [impl] should free new_str in expand_case_fold_string().
2672006/10/06: [dist] add test entrys to sample/encode.c.
2682006/10/06: [impl] re-implement caseless match (case-fold).
2692006/10/06: [impl] expand string node by case fold variations.
270                   add expand_case_fold_string().
2712006/10/05: [spec] rename OnigCompAmbigCodeItem to OnigCaseFoldCodeItem.
2722006/10/05: [spec] add apply_all_case_fold() and get_case_fold_codes_by_str()
273                   to OnigEncodingType.
2742006/10/05: [spec] remove ambig_flag, get_all_pair_ambig_codes() and
275                   get_all_comp_ambig_codes() member from OnigEncodingType.
2762006/10/03: [impl] rename mbc_to_normalize() to mbc_case_fold().
2772006/10/03: [spec] rename ONIGENC_AMBIGUOUS_MATCH_XXX
278                   to ONIGENC_CASE_FOLD_XXX.
279                   rename ONIGENC_CASE_FOLD_COMPOUND
280                   to ONIGENC_CASE_FOLD_MULTI_CHAR.
2812006/10/02: [impl] remove all ONIG_RUBY_M17N part.
2822006/09/29: [impl] initialize state_check_buff_size in STATE_CHECK_BUFF_INIT().
283                   make valgrind happy.
2842006/09/22: [impl] remove parse time ctype values (CTYPE_WORD etc...)
2852006/09/22: [ruby] enable USE_BACKREF_AT_LEVEL for Ruby mode.
2862006/09/22: [spec] (thanks Allan Odgaard)
287                   allow upper case letter as the first character
288                   of group name.
289                   fetch_name() and fetch_name_with_level()
2902006/09/21: [impl] convert to ascii for parameter string in
291                   onig_error_code_to_str().
292                   add enc member into OnigErrorInfo.
2932006/09/21: [dist] update documents for Unicode Property.
2942006/09/21: [new]  add Unicode Properties. (enc/unicode.c)
295                   Any, Assigned, C, Cc, L, Lm, Arabic, Greek etc...
2962006/09/21: [impl] add USE_UNICODE_PROPERTIES into regenc.h.
2972006/09/21: [impl] remove USE_UNICODE_FULL_RANGE_CTYPE.
2982006/09/20: [impl] change ONIGENC_CTYPE_XXXX to sequencial values.
299                   add BIT_CTYPE_XXXX bit flags to regenc.h.
300                   update XXXX_CtypeTable[] for BIT_CTYPE_ALNUM.
3012006/09/19: [memo] move from CVS to Subversion (1.3.2).
3022006/09/19: [impl] (thanks KOYAMA Tetsuji)
303                   HAVE_STDARG_PROTOTYPES was not defined in Mac OS X
304                   by Xcode 2.4(gcc 4.0.1) problem. [php-dev 1312] etc...
3052006/09/15: [bug]  (thanks Allan Odgaard)
306                   out of range access in bm_search_notrev().
307                   (p < s)
3082006/09/13: [impl] add ONIGENC_CTYPE_ENC_EXT flag.
3092006/09/13: [spec] remove 'Is' prefix check for property name
310                   from fetch_char_property_to_ctype().
3112006/09/13: [API]  add property_name_to_ctype member to OnigEncodingType.
3122006/09/12: [spec][ruby] add ONIG_SYN_OP2_ESC_P_BRACE_CHAR_PROPERTY and
313                   ONIG_SYN_OP2_ESC_P_BRACE_CIRCUMFLEX_NOT to OnigSyntaxRuby.
314
3152006/09/08: Version 4.4.2
316
3172006/09/08: [test] success in ruby 1.9.0 (2006-08-22) [i686-linux].
3182006/09/08: [bug]  (thanks K.Takata)
319                   out of range access in bm_search_notrev().
3202006/09/04: [spec] (thanks K.Takata)
321                   allow look-behind in negative look-behind.
322                   ex. /(?<!(?<=a)b|c)d/
323
3242006/08/29: Version 4.4.1
325
3262006/08/29: [test] success in ruby 1.9.0 (2006-08-22) [i686-linux].
3272006/08/29: [dist] (thanks Seiji Masugata)
328                    add configure option --enable-combination-explosion-check
329
3302006/08/25: Version 4.4.0
331
3322006/08/25: [test] success in ruby 1.9.0 (2006-08-22) [i686-linux].
3332006/08/25: [impl] add_state_check_num() should be enclosed in
334                   ifdef USE_COMBINATION_EXPLOSION_CHECK.
3352006/08/23: [spec] config USE_COMBINATION_EXPLOSION_CHECK is enabled
336                   in Ruby mode only.
3372006/08/22: [impl] remove last line comma in enum OpCode.
3382006/08/22: [impl] remove OP_STATE_CHECK_ANYCHAR_STAR_PEEK_NEXT and
339                   OP_STATE_CHECK_ANYCHAR_ML_STAR_PEEK_NEXT.
3402006/08/22: [impl] remove OP_BACKREF3.
341
3422006/08/21: Version 4.3.1
343
3442006/08/21: [test] success in ruby 1.9.0 (2006-07-28) [i686-linux].
3452006/08/21: [impl] change stack type values
346                   and re-define STK_MASK_TO_VOID_TARGET etc...
3472006/08/21: [impl] set repeat_range[].upper to 0x7fffffff as infinite.
3482006/08/21: [impl] add STATE_CHECK_BUFF_MALLOC_THRESHOLD_SIZE.
3492006/08/21: [impl] reduce (?:a*){n,m}, (?:a+){n,m} => (?:a*){n,n}, (?:a+){n,n}
3502006/09/21: [impl] reduce (a*){n,m}, (a+){n,m} => (a*){n,n}, (a+){n,n}
351                   if backreference is not used.
3522006/08/17: [bug]  should check scan_env.num_call > 0 for backrefed pattern
353                   in combination explosion check.
354
3552006/08/17: Version 4.3.0
356
3572006/08/17: [test] success in ruby 1.9.0 (2006-07-28) [i686-linux].
3582006/08/17: [new]  add config USE_COMBINATION_EXPLOSION_CHECK.
359                   check /(.+)*/, /(\s*foo\s*)*/ etc...
360            [API]  add num_comb_exp_check member in regex_t.
361            [dist] change LTVERSION value to "1:0:0" in configure.in.
3622006/08/15: [bug]  OP_REPEAT_INC process in match_at().
363                   should check repeat-count >= range-upper and
364                   range-upper may be infinite.
365
3662006/08/11: Version 4.2.3
367
3682006/08/11: [test] success in ruby 1.9.0 (2006-07-28) [i686-linux].
3692006/08/10: [impl] remove double call in set_qualifier().
3702006/08/10: [impl] remove by_number member in QualifierNode.
3712006/08/09: [impl] remove a comma at the end of enum ReduceType
372                   for escape warning on Mac OS X.
3732006/08/07: [impl] remove warning in regcomp.c.
3742006/08/07: [spec] move definition of USE_BACKREF_AT_LEVEL into NOT_RUBY.
375
3762006/08/03: Version 4.2.2
377
3782006/08/03: [test] success in ruby 1.9.0 (2006-07-28) [i686-linux].
3792006/08/03: [bug]  (thanks Hiroyuki Yamamoto)
380                   segmentation fault in regexec(). (POSIX API)
3812006/08/02: [bug]  combination of \G in look-ahead/look-behind and other
382                   anchors(\A, \z, \Z) cause invalid result.
383                   ex. /(?!\G)a\z/.match("ba")
384                   start arg. of MATCH_ARG_INIT() should be original
385                   arg. of onig_search().
386
3872006/07/31: Version 4.2.1
388
3892006/07/31: [test] success in ruby 1.9.0 (2006-07-28) [i686-linux].
3902006/07/31: [bug] (thanks Kimura Minoru)
391                   re-implement bm_search_notrev().
3922006/07/31: [impl] bm_search_notrev() refactoring.
3932006/07/31: [bug]  (thanks Kimura Minoru)
394                   fix incomplete multibyte string in exact info.
3952006/07/31: [impl] (thanks Seiji Masugata)
396                   remove cast in va_init_list() for Intel C Compiler.
397
3982006/07/18: Version 4.2.0
399
4002006/07/18: [test] success in ruby 1.9.0 (2006-03-01) [i686-linux].
4012006/07/18: [new]  (thanks Wolfgang Nadasi-Donner)
402                   add back reference with nest level.
403                   \k<name+n>, \k<name-n>
4042006/07/11: [impl] change long to unsigned long for ONIG_OPTION_XXX
405                   and ONIG_SYN_XXX number literals.
406
4072006/07/03: Version 4.1.2
408
4092006/07/03: [test] success in ruby 1.9.0 (2006-03-01) [i686-linux].
4102006/07/03: [spec] (thanks Wolfgang Nadasi-Donner)
411                   allow \G in look-behind.
412                   add ANCHOR_BEGIN_POSITION flag in setup_tree().
4132006/06/12: [impl] (thanks matz)
414                    fix cast from char* to const char*
415                    in onig_snprintf_with_pattern().
416                    fix cast from char* to const char*
417                    for PopularQStr[] and ReduceQStr[].
418
4192006/05/22: Version 4.1.1
420
4212006/05/22: [test] success in ruby 1.9.0 (2006-03-01) [i686-linux].
4222006/05/22: [impl] add position string argument to STACK_BASE_CHECK().
4232006/05/22: [bug]  (thanks NARUSE, Yui)
424                   add STK_NULL_CHECK_END to IS_TO_VOID_TARGET().
425                   ex. core dump in
426                   /(?<pare>\(([^\(\)]++|\g<pare>)*+\))/.match('((a))')
427
4282006/05/15: Version 4.1.0
429
4302006/05/15: [test] success in ruby 1.9.0 (2006-03-01) [i686-linux].
4312006/05/15: [impl] thread atomic changes for onig_end() and
432                   onig_free_node_list().
4332006/05/15: [test] success in ruby 1.9.0 (2006-03-01) [i686-linux].
4342005/05/15: [dist] update API, API.ja, FAQ, FAQ.ja.
4352006/05/15: [spec] remove onig_recompile(), onig_recompile_deluxe()
436                   and re_recompile_pattern().
437                   add config USE_RECOMPILE_API.
4382006/05/15: [impl] improved thread safe implementation of onig_search()
439                   and onig_match().
440
4412006/05/11: Version 4.0.4
442
4432006/05/11: [test] success in ruby 1.9.0 (2006-03-01) [i686-linux].
4442006/05/11: [bug]  (thanks Yuji Kaneda)
445                   dead-lock in onig_end().
4462006/05/11: [dist] update index.html.
447
4482006/05/08: Version 4.0.3
449
4502006/05/08: [test] success in ruby 1.9.0 (2006-03-01) [i686-linux].
4512006/05/08: [bug]  (thanks Allan Odgaard)
452                   Segmentation fault in backward search.
453                   ex. /^\t.*$/
4542006/04/18: [dist] update index.html.
4552006/04/05: [dist] update index.html.
4562006/03/24: [dist] update doc/RE, doc/RE.ja.
457
4582006/03/23: Version 4.0.2
459
4602006/03/22: [test] success in ruby 1.9.0 (2006-03-01) [i686-linux].
4612006/03/22: [impl] add both of ONIG_OPTION_DONT_CAPTURE_GROUP
462                   and ONIG_OPTION_CAPTURE_GROUP check.
4632006/03/22: [spec] add error code ONIGERR_INVALID_COMBINATION_OF_OPTIONS.
4642006/03/22: [impl] remove USE_NAMED_GROUP condition from
465                   ONIG_OPTION_DONT_CAPTURE_GROUP check in parse_effect().
4662006/03/22: [new]  add API onig_noname_group_capture_is_active().
4672006/03/01: [spec] rename regex object type from regex_t to OnigRegexType.
468                   add typedef OnigRegexType regex_t
469                   unless ONIG_ESCAPE_REGEX_T_COLLISION is defined.
4702006/02/27: [spec] change ONIG_MAX_MULTI_BYTE_RANGES_NUM from 1000
471                   to 10000.  (for docdiff program)
4722006/02/17: [dist] change COPYING year 2005 -> 2006.
473
4742006/02/07: Version 4.0.1
475
4762006/02/07: [test] success in ruby 1.9.0 (2005-11-28) [i686-linux].
4772006/02/07: [bug]  memory leaks in onig_free_shared_cclass_table().
4782006/02/03: [ruby] add -m 0644 option to install command in "make 19".
4792006/02/03: [impl] rename ANCHOR_ANYCHAR_STAR_PL to ANCHOR_ANYCHAR_STAR_ML.
480                   change from IS_POSIXLINE() to IS_MULTILINE()
481                   for ANCHOR_ANYCHAR_START/_ML decision
482                   in optimize_node_left().
4832006/01/26: [dist] update index.html for Oniguruma 2.5.3.
4842006/01/25: [dist] update URL in index.html.
485
4862006/01/24: Version 4.0.0
487
4882006/01/24: [test] success in ruby 1.9.0 (2005-11-28) [i386-cygwin].
4892006/01/24: [test] success in ruby 1.9.0 (2005-11-28) [i686-linux].
4902006/01/24: [dist] remove warnings from sample/encode.c.
4912006/01/24: [dist] change install description in README(.ja).
4922006/01/24: [dist] remove re.c.XXX.patch from distribution and CVS.
4932006/01/24: [dist] --- support shared library ---
494                   use GNU libtool/automake.
495                   change configure.in and add Makefile.am, sample/Makefile.am.
496                   add AUTHORS file.
4972006/01/24: [dist] test programs return exit code -1 when test fails.
4982006/01/24: [bug] (thanks KIMURA Koichi)
499                   invalid syntax definition in ONIG_SYNTAX_GREP.
500                   ONIG_SYN_OP_BRACE_INTERVAL
501                   -> ONIG_SYN_OP_ESC_BRACE_INTERVAL
5022006/01/23: [dist] fix configure.in for onig-config.
5032006/01/19: [new]  add new config USE_UNICODE_ALL_LINE_TERMINATORS.
504                   (U+000d, U+0085, U+2028, U+2029)
5052005/12/29: [dist] change pmatch array size to 25 in testconv.rb.
5062005/12/26: [dist] fix name in test.rb.
5072005/12/26: [dist] update index.html for 2.5.1.
508
5092005/11/29: Version 3.9.1
510
5112005/11/29: [test] success in ruby 1.9.0 (2005-11-28) [i686-linux].
5122005/11/24: [test] success in ruby 1.9.0 (2005-08-09) [i686-linux].
5132005/11/21: [test] success in ruby 1.9.0 (2005-11-20) [i386-cygwin].
5142005/11/21: [bug]  (thanks Allan Odgaard)
515                   utf-8 character comments in extended mode leads
516                   invalid result.
517                   ex. /(?x)(?<= # <any-utf-8 multibyte char>o\n~) /
518                   fix onigenc_unicode_is_code_ctype() and
519                   utf8_is_code_ctype().
5202005/11/20: [bug]  (thanks MATSUMOTO Satoshi) (thanks Isao Sonobe)
521                   begin-line anchor and BM search optimization leads
522                   invalid result in UTF-16/32.
523                   fix in set_optimize_exact_info().
524
5252005/11/20: Version 3.9.0
526
5272005/11/20: [test] success in ruby 1.9.0 (2005-11-20) [i386-cygwin].
5282005/11/20: [test] success in ruby 1.9.0 (2005-10-18) [i386-cygwin].
5292005/11/20: [new]  add new config USE_CRNL_AS_LINE_TERMINATOR.
530                   (!!! NO SUPPORT experimental option !!!)
5312005/11/15: [bug]  (thanks Allan Odgaard)
532                   tok->escape was not cleared in fetch_token_in_cc().
533                   ex. [\s&&[^\n]] makes wrong result.
5342005/10/18: [impl] (thanks nobu)
535                   change sjis_mbc_enc_len()
536                   and node_new_cclass_by_codepoint_range() scope to static.
5372005/09/05: [dist] remove link to MultiFind.
5382005/09/01: [dist] add link to yagrep.
539
5402005/08/23: Version 3.8.9
541
5422005/08/23: [test] success in ruby 1.9.0 (2005-08-09) [i686-linux].
5432005/08/23: [inst] fix Makefile.in for make ctest/ptest.
544
5452005/08/23: Version 3.8.8
546
5472005/08/23: [test] success in ruby 1.9.0 (2005-08-09) [i686-linux].
5482005/08/23: [impl] split is_code_in_cc() from onig_is_code_in_cc().
5492005/08/23: [impl] should check DATA_ENSURE() at OP_CCLASS_NODE in match_at().
5502005/08/23: [impl] (thanks akr)
551                   add ONIG_OPTION_MAXBIT for escape conflict with
552                   Ruby's option.
5532005/08/22: [impl] escape GCC 4.0 warnings for testc.c.
5542005/08/22: [bug]  (thanks nobu, matz) [ruby-dev:26840]
555                   UTF-8 0xFE, 0xFF handling bug in code_is_in_cclass_node().
556                   abort on /\S*/ =~ "\xfe"
5572005/08/22: [impl] escape GCC 4.0 warnings for sample/*.c.
5582005/08/22: [impl] fix testconvu.rb.
5592005/08/22: [impl] escape GCC 4.0 warnings.
560
5612005/08/09: Version 3.8.7
562
5632005/08/09: [test] success in ruby 1.9.0 (2005-08-09) [i686-linux].
5642005/08/09: [bug]  (thanks Allan Odgaard)
565                   should not call enc_len() for s == range
566                   in onig_search().
5672005/08/01: [dist] add mkdir $prefix, mkdir $exec_prefix to make install.
568
5692005/07/27: Version 3.8.6
570
5712005/07/27: [test] success in ruby 1.9.0 (2005-07-26) [i686-linux].
5722005/07/27: [impl] update onig-config.in.
5732005/07/26: [new]  (thanks Yen-Ju Chen)
574                   add Oniguruma configuration check program.
575                   (onig-config.in)
576
5772005/07/14: Version 3.8.5
578
5792005/07/14: [test] success in ruby 1.9.0 (2005-07-14) [i686-linux].
5802005/07/11: [test] success in ruby 1.9.0 (2005-07-04) [i686-linux].
5812005/07/11: [bug]  (thanks nobu) [ruby-dev:26505]
582                   invalid handling for /\c\x/ and /\C-\x/.
583                   fix fetch_escaped_value().
5842005/07/05: [impl] (thanks Alexey Zakhlestine)
585                   escape GCC 4.0 warnings.
586
5872005/07/01: Version 3.8.4
588
5892005/07/01: [test] success in ruby 1.9.0 (2005-07-01) [i686-linux].
5902005/06/30: [test] success in ruby 1.9.0 (2005-06-28) [i686-linux].
5912005/06/30: [dist] add GB 18030 test to sample/encode.c.
5922005/06/30: [impl] escape warning of gb18030_left_adjust_char_head().
5932005/06/30: [new]  (contributed by KUBO Takehiro)
594                   add new character encoding ONIG_ENCODING_GB18030.
5952005/06/30: [bug]  invalid ctype check for multibyte encodings.
596                   ("graph", "print")
597                   fix onigenc_mb2/4_is_code_ctype(),
598                   eucjp_is_code_ctype() and sjis_is_code_ctype().
5992005/06/30: [bug]  invalid conversion from code point to mbc in
600                   onigenc_mb4_code_to_mbc().
601
6022005/06/28: Version 3.8.3
603
6042005/06/28: [test] success in ruby 1.9.0 (2005-06-28) [i686-linux].
6052005/06/27: [test] success in ruby 1.9.0 (2005-05-31) [i686-linux].
6062005/06/27: [bug]  (thanks Wolfgang Nadasi-Donner)
607                   invalid check for never ending recursion.
608                   lower zero quantifier should be treated as
609                   a non-recursive call alternative.
610                   ex. /(?<bal>[^()]*(\(\g<bal>\)[^()]*)*)/
6112005/06/15: [impl] add divide_ambig_string_node_sub().
6122005/06/15: [dist] add a test to sample/encode.c.
6132005/06/10: [new]  add ONIG_SYNTAX_PERL_NG. (Perl + named group)
614
6152005/06/01: Version 3.8.2
616
6172005/06/01: [test] success in ruby 1.9.0 (2005-05-31) [i686-linux].
6182005/05/31: [dist] add doc/FAQ and doc/FAQ.ja.
6192005/05/31: [impl] minor change in node_new().
6202005/05/30: [test] success in ruby 1.9.0 (2005-05-11) [i686-linux].
6212005/05/30: [bug]  (thanks Allan Odgaard)
622                   FreeNodeList null check should be on thread-atomic
623                   in node_new().
624
6252005/05/11: Version 3.8.1
626
6272005/05/11: [test] success in ruby 1.9.0 (2005-05-11) [i386-mswin32].
6282005/05/11: [dist] update win32/Makefile (make 19).
6292005/05/11: [test] success in ruby 1.9.0 (2005-05-11) [i686-linux].
6302005/05/06: [test] success in ruby 1.9.0 (2005-05-06) [i686-linux].
6312005/05/06: [impl] (thanks nobu) [ruby-core:4815]
632                   add #ifdef USE_VARIABLE_META_CHARS to goto label.
6332005/04/25: [test] success in ruby 1.9.0 (2005-04-25) [i686-linux].
6342005/04/25: [impl] change DEFAULT_WARN_FUNCTION and DEFAULT_VERB_WARN_FUNCTION
635                   to onig_rb_warn() and onig_rb_warning().
636
6372005/04/15: Version 3.8.0
638
6392005/04/15: [test] success in ruby 1.9.0 (2005-04-14) [i686-linux].
6402005/04/01: [test] success in ruby 1.9.0 (2005-03-24) [i686-linux].
6412005/04/01: [impl] (thanks Joe Orton)
642                   (thanks Moriyoshi Koizumi)
643                   many const-ification to many *.[ch] files.
644
6452005/03/25: Version 3.7.2
646
6472005/03/25: [test] success in ruby 1.9.0 (2005-03-24) [i686-linux].
6482005/03/23: [test] success in ruby 1.9.0 (2005-03-20) [i686-linux].
6492005/03/23: [test] success in ruby 1.9.0 (2005-03-08) [i686-linux].
6502005/03/23: [new]  add ONIG_SYNTAX_ASIS.
6512005/03/23: [new]  add ONIG_SYN_OP2_INEFFECTIVE_ESCAPE.
6522005/03/09: [spec] rename MBCTYPE_XXX to RE_MBCTYPE_XXX. (GNU API)
6532005/03/08: [test] success in ruby 1.9.0 (2005-03-08) [i686-linux].
6542005/03/08: [impl] (thanks matz) [ruby-dev:25783]
655                   should not allocate memory for key data in st.c.
656                   move st_*_strend() functions from st.c. fixed some
657	           potential memory leaks.
658                   (imported from Ruby 1.9 2005-03-08)
659
6602005/03/07: Version 3.7.1
661
6622005/03/07: [test] success in ruby 1.9.0 (2005-03-07) [i686-linux].
6632005/03/07: [impl] (thanks Rui Hirokawa)
664                   add ONIG_ESCAPE_UCHAR_COLLISION.
665                   rename UChar to OnigUChar in oniguruma.h.
6662005/03/07: [impl] remove declarations for Ruby in oniggnu.h.
6672005/03/05: [bug]  ANCHOR_ANYCHAR_STAR didn't work in onig_search().
6682005/03/01: [dist] remove oniggnu.h from MANIFEST-RUBY.
669                   remove oniggnu.h from make 19.
6702005/03/01: [bug]  (thanks matz) [ruby-dev:25778]
671                   uninitialized member (OptEnv.backrefed_status)
672                   was used.
673
6742005/02/19: Version 3.7.0
675
6762005/02/19: [test] success in ruby 1.9.0 (2005-02-19) [i386-cygwin].
6772005/02/19: [new]  (thanks Minero Aoki)
678                   add onig_region_set().
6792005/02/19: [API]  change onig_region_init() to extern.
6802005/02/19: [dist] remove reggnu.c from MANIFEST-RUBY.
681                   remove reggnu.c from make 19.
6822005/02/19: [dist] update doc/API and doc/API.ja.
6832005/02/19: [test] success in ruby 1.9.0 (2005-02-19) [i386-cygwin].
6842005/02/19: [impl] (thanks Alexey Zakhlestine)
685                   change UChar* to const UChar* in oniguruma.h,
686                   regenc.h and regparse.h.
6872005/02/13: [impl] change UChar* to const UChar* in oniguruma.h and
688                   onigposix.h and st.h.
6892005/02/12: [test] success in ruby 1.9.0 (2005-02-11) [i386-cygwin].
6902005/02/12: [bug]  (thanks nobu) [ruby-dev:25676]
691                   type_cclass_hash() fix overrun.
6922005/02/09: [test] success in ruby 1.9.0 (2005-02-09) [i686-linux].
6932005/02/09: [spec] add RE_OPTION_FIND_NOT_EMPTY etc.. to oniggnu.h.
6942005/02/09: [dist] remove hash.c.patch.
6952005/02/07: [impl] remove re_mbctab, mbctab_ascii etc...
696                   (USE_COMPATIBILITY_FOR_RUBY_EXTENSION_LIBRARY)
697
6982005/02/04: Version 3.6.0
699
7002005/02/04: [test] success in ruby 1.9.0 (2005-02-04) [i686-linux].
7012005/02/01: [bug]  add key_free() call to st_free_table().
7022005/02/01: [new]  add onig_get_default_ambig_flag() and
703                   onig_set_default_ambig_flag().
7042005/02/01: [dist] update MANIFEST-RUBY.
7052005/01/31: [test] success in ruby 1.9.0 (2005-01-29) [i686-linux].
7062005/01/31: [spec] remove ONIGENC_AMBIGUOUS_MATCH_COMPOUND
707                   from ONIGENC_AMBIGUOUS_MATCH_DEFAULT.
7082005/01/31: [dist] update Makefile.in (make 19).
7092005/01/29: [memo] (thanks Kazuo Saito)
710                   Oniguruma 3.5.4 was merged to Ruby 1.9.0.
7112005/01/28: [impl] (thanks UK-taniyama)
712                   add extern "C" { } directive to oniguruma.h, oniggnu.h
713                   and onigposix.h for C++.
7142005/01/25: [impl] remove nested function call for xxx_code_to_mbclen().
715                   (euc_kr.c, euc_tw.c, big5.c)
716
7172005/01/19: Version 3.5.4
718
7192005/01/19: [test] success in ruby 1.9.0 (2005-01-05) [i686-linux].
7202005/01/19: [bug]  (thanks Isao Sonobe)
721                   callback function argument name_end of onig_foreach_name()
722                   was wrong.
723                   name key of name table should be null terminated for
724                   character encoding length.
725                   add strdup_with_null(), rename onig_strdup() to k_strdup().
726                   use e->name_len in i_names().
7272005/01/17: [impl] (thanks UK-taniyama)
728                   add HAVE_SYS_TYPES_H to config.h.in.
729
7302005/01/13: Version 3.5.3
731
7322005/01/13: [test] success in ruby 1.9.0 (2005-01-05) [i686-linux].
7332005/01/13: [bug]  ignore case match bug.
734                   ex. /s+/iu.match("SSSSS") ==> [4..5]
735                   fix OP_EXACT1_IC, OP_EXACTN_IC process.
7362005/01/13: [bug]  (thanks Isao Sonobe)
737                   ignore case match bug.
738                   ex. /is/iu.match("ss") fail.
739                   fix str_lower_case_match() etc.
740
7412005/01/05: Version 3.5.2
742
7432005/01/05: [test] success in ruby 1.9.0 (2005-01-05) [i686-linux].
7442005/01/05: [test] success in ruby 1.9.0 (2004-12-16) [i686-linux].
7452005/01/05: [bug]  (thanks Isao Sonobe)
746                   ignore case match bug.
747                   ex. /s+/iu.match("sssss") ==> [4..5]
748                   fix OP_EXACT1_IC, OP_EXACTN_IC process.
7492005/01/05: [bug]  (thanks Isao Sonobe)
750                   group name table should be renumbered.
751                   add onig_renumber_name_table().
7522004/12/24: [dist] remove file onigcmpt200.h.
753
7542004/12/17: Version 3.5.1
755
7562004/12/17: [dist] add INSTALL-RUBY to archive.
7572004/12/16: [test] success in ruby 1.9.0 (2004-12-16) [i686-linux].
7582004/12/16: [dist] update hash.c.patch.
7592004/12/15: [bug]  (thanks matz)
760                   char > 127 should be casted to unsigned char. (utf8.c)
7612004/12/13: [impl] add HAVE_PROTOTYPES and HAVE_STDARG_PROTOTYPES definition
762                   to oniguruma.h in the case __cplusplus.
7632004/12/06: [dist] update doc/RE and doc/RE.ja.
7642004/12/03: [impl] (thanks nobu)
765                   st.h fix prototype for C++.
766
7672004/12/03: Version 3.5.0
768
7692004/12/02: [test] success in ruby 1.9.0 (2004-12-02) [i686-linux].
7702004/12/01: [test] success in ruby 1.9.0 (2004-12-01) [i386-mswin32].
7712004/12/01: [dist] add make targets 19 and 19up to win32/Makefile.
7722004/12/01: [test] success in ruby 1.9.0 (2004-12-01) [i386-cygwin].
7732004/12/01: [test] success in ruby 1.9.0 (2004-12-01) [i686-linux].
7742004/12/01: [impl] double cast for escape warning in Cygwin.
775                  (HashDataType* )((void* )(&e)) in regparse.c
7762004/12/01: [test] success in ruby 1.9.0 (2004-11-30) [i686-linux].
7772004/12/01: [tune] change implementation of clear_opt_map_info().
778                   (which was 10-16% cost in gprof result for my test program)
7792004/12/01: [dist] remove regex.c from distribution files.
7802004/11/30: [memo] remove targets 16 and 18 from Makefile.in.
7812004/11/30: [test] success in ruby 1.9.0 (2004-11-30) [i686-linux].
7822004/11/30: [inst] add "cp -p st.[ch] st.[ch].ruby_orig" to "make 19".
7832004/11/30: [tune] map_position_value() return 20 if code is 0
784                   and minimum enclen > 1.
7852004/11/30: [test] success in ruby 1.9.0 (2004-11-29) [i686-linux].
7862004/11/30: [impl] minor changes for multi-thread in regexec.c and regcomp.c.
7872004/11/30: [impl] change THREAD_PASS_LIMIT_COUNT value from 10 to 8.
7882004/11/30: [impl] add THREAD_ATOMIC_XXX to FreeNodeList access in regparse.c
7892004/11/29: [impl] add USE_MULTI_THREAD_SYSTEM.
7902004/11/29: [memo] add hash.c.patch to CVS.
7912004/11/29: [dist] change mail address to 'sndgk393 AT ...'
7922004/11/29: [dist] add -s option (silent mode) to test.rb.
7932004/11/29: [tune] change THRESHOLD_RANGE_NUM_FOR_SHARE_CCLASS value
794                   from 20 to 8.
7952004/11/29: [inst] add make target "19up".
7962004/11/29: [dist] change Oniguruma Home Page URL.
7972004/11/29: [impl] remove onig_is_in_code_range_array().
7982004/11/29: [dist] fix doc/RE and RE.ja (character types).
7992004/11/26: [dist] fix win32/Makefile.
8002004/11/26: [dist] fix doc/RE and RE.ja (multibyte character types).
8012004/11/26: [impl] add onig_free_shared_cclass_table().
8022004/11/26: [impl] move definition USE_UNICODE_FULL_RANGE_CTYPE to regenc.h.
8032004/11/26: [impl] add opcode OP_CCLASS_NODE.
8042004/11/26: [impl] move definition of CClassNode to regint.h.
8052004/11/26: [impl] add type PointerType in regint.h.
8062004/11/25: [impl] remove ONIGENC_CTYPE_MOD_NOT.
8072004/11/25: [impl] rename onig_node_new_cclass_by_codepoint_range to
808                   node_new_cclass_by_codepoint_range.
8092004/11/25: [impl] remove get_type_cc_node method from OnigEncodingType.
8102004/11/25: [impl] move implementation of shared char-class from enc/*.c
811                   to regparse.c.
8122004/11/25: [dist] add hash.c.patch for Ruby 1.9 hash.c change.
8132004/11/22: [impl] change utf8_get_type_node().
8142004/11/22: [impl] add ONIGENC_CTYPE_MOD_NOT.
8152004/11/22: [bug]  (thanks MIYAMUKO Katsuyuki)
816                   ruby make test fail in HP-UX B.11.23 ia64.
817                   should use tok->u.code instead of tok->u.c in
818                   the case of TK_CODE_POINT.
8192004/11/19: [bug]  (thanks Yoshida Masato)
820                   invalid multibyte code causes segmentation fault.
821                   ex.  /[\xFF-\xFF]/u
8222004/11/19: [bug]  (thanks Yoshida Masato)
823                   illegal check in char-class range in UTF-8.
824                   ex.  s = "[\xC2\xA0-\xC3\xBE]"
825                        p(Regexp.new(s, nil, "u") =~ "\xC3\xBE")
8262004/11/18: [impl] add onig_node_new_cclass_by_codepoint_range().
8272004/11/18: [impl] remove OnigCodePointRange type. (use OnigCodePoint[].)
8282004/11/17: [bug]  (thanks nobu)
829                   abort in "a".gsub(/a\Z/, "")
830                   fix ONIGENC_STEP_BACK() argument in onig_search().
8312004/11/16: [impl] add key2 member to st_table_entry in st.[ch].
832                   change API of st for non-null terminated string key.
8332004/11/16: [impl] add get_type_cc_node method to OnigEncodingType.
8342004/11/15: [impl] add st.h and st.c from Ruby 1.9.
835                   use st-hash always.
8362004/11/12: [impl] change menber 'not' of CClassNode to 'flags'.
837                   add flags FLAG_CCLASS_NOT and FLAG_CCLASS_SHARE.
8382004/11/12: [impl] add onig_is_in_code_range_array() to enc/unicode.c.
8392004/11/12: [impl] fix CRWord in enc/unicode.c and MBWord in enc/utf8.c.
8402004/11/11: [bug]  fix enc/utf8.c.
841                   size 0 array initializer was compile error in VC++.
8422004/11/09: [inst] (thanks Hiroki YAGITA)
843                   change installed file mode to 0644.
8442004/11/09: [bug]  (thanks UK-taniyama)
845                   wrong definitions GET_RELADDR_INC(), GET_ABSADDR_INC()
846                   etc... (NOT PLATFORM_UNALIGNED_WORD_ACCESS)
8472004/11/09: [impl] type cast in regexec() for remove compile time warning.
848                   (WIN32, regposix.c)
8492004/11/08: [spec] fix Unicode character types.
850                   0x00ad (soft hyphen) should be [:cntrl:] and [:space:] type.
851                   [0x0009..0x000d], 0x0085 should be [:print:] type.
852                   0x00ad should not be [:punct:] type.
8532004/11/08: [inst] fix Makefile.in. (for make ctest/ptest/testcu)
8542004/11/06: [impl] (thanks Kazuo Saito)
855                   too many alternatives pattern causes core dump.
856                   change implementation of onig_node_free().
8572004/11/05: [spec] rename ONIGERR_END_PATTERN_AT_BACKSLASH to
858                   ONIGERR_END_PATTERN_AT_ESCAPE.
8592004/11/05: [impl] (thanks matz)
860                   escape compile time warnings for x86-64 Linux.
861                   StackIndex type int -> long
8622004/11/05: [memo] (thanks Kazuo Saito)
863                   Oniguruma 3.4.0 was merged to Ruby 1.9.0.
864
8652004/10/30: Version 3.4.0
866
8672004/10/30: [test] success in ruby 1.9.0 (2004-09-24) [i686-linux].
8682004/10/30: [new]  add hexadecimal digit char type. (\h, \H)
869                   syntax: ONIG_SYN_OP2_ESC_H_XDIGIT
8702004/10/30: [bug]  (thanks Guy Decoux)
871                   reluctant infinite repeat bug.
872                   ex. /^[a-z]{2,}?$/.match("aaa") fail.
873                   fix OP_REPEAT_INC_NG process in match_at().
874
8752004/10/18: Version 3.3.1
876
8772004/10/18: [test] success in ruby 1.9.0 (2004-09-24) [i686-linux].
8782004/10/18: [impl] (thanks Imai Yasumasa)
879                   enclose #include <sys/types.h> by #ifndef __BORLANDC__.
8802004/10/18: [bug]  (thanks Imai Yasumasa)
881                   memory access violation in select_opt_exact_info().
8822004/09/25: [dist] fix doc/API and doc/API.ja.
8832004/09/25: [bug]  fix OP_SEMI_END_BUF process in match_at() for
884                   the case USE_NEWLINE_AT_END_OF_STRING_HAS_EMPTY_LINE
885                   is not defined.
886
8872004/09/17: Version 3.3.0
888
8892004/09/17: [dist] add COPYING to program source files.
8902004/09/17: [test] success in ruby 1.9.0 (2004-07-23) [i686-linux].
8912004/09/17: [bug]  (thanks Isao Sonobe)
892                   memory access violations in xxx_mbc_enc_len(),
893                   and xxx_mbc_to_normalize() and
894                   xxx_left_adjust_char_head().
895                   add string range check in match_at() and onig_search().
8962004/09/08: [dist] change mail address format.(kosako AT sofnec ...)
897
8982004/09/04: Version 3.2.9
899
9002004/09/04: [test] success in ruby 1.9.0 (2004-07-23) [i686-linux].
9012004/09/04: [bug]  (thanks Bob Kerstetter and Richard Koch)
902                   search fail in ignore case mode.
903                   fix str_lower_case_match().
9042004/09/04: [inst] (thanks Isao Sonobe)
905                   clear sample directory in 'make clean'.
9062004/09/04: [bug]  fix ONIGENC_AMBIGUOUS_MATCH_COMPOUND/ASCII/NONASCII
907                   meanings in XXXXX_mbc_to_normalize() and
908                   XXXXX_is_mbc_ambiguous().
9092004/08/28: [bug]  fix ONIGENC_AMBIGUOUS_MATCH_COMPOUND/ASCII/NONASCII
910                   meanings in iso_8859_XX_mbc_to_normalize() and
911                   iso_8859_XX_is_mbc_ambiguous().
912
9132004/08/24: Version 3.2.8
914
9152004/08/24: [test] success in ruby 1.9.0 (2004-07-23) [i686-linux].
9162004/08/24: [spec] add ONIG_SYN_FIXED_INTERVAL_IS_GREEDY_ONLY.
917                   /a{n}?/ == /(?:a{n})?/
9182004/08/24: [dist] fix doc/RE and doc/RE.ja.
9192004/08/24: [bug]  (thanks starfish)
920                   memory leak in set_optimize_exact_info().
921
9222004/08/21: Version 3.2.7
923
9242004/08/21: [test] success in ruby 1.8.2 (2004-07-28) [i686-linux].
925                   (1.8.2 preview2)
9262004/08/21: [test] success in ruby 1.9.0 (2004-07-23) [i686-linux].
9272004/08/21: [bug]  (thanks Isao Sonobe) (thanks kage)
928                   memory access violation in bm_search_notrev().
929                   (forgotten to merge from 2.X)
930
9312004/07/24: Version 3.2.6
932
9332004/07/24: [test] success in ruby 1.9.0 (2004-07-23) [i686-linux].
9342004/07/24: [test] success in ruby 1.8.2 (2004-07-16) [i686-linux].
9352004/07/24: [bug]  fix warnings for regexec.c. (gcc 2.91.66)
9362004/07/24: [memo] change version control system from Subversion
937                   to CVS 1.11.17.
9382004/07/20: [bug]  (thanks Isao Sonobe)
939                   illegal result in negative character class in ignore case
940                   mode. fix pair-ambig-codes process in parse_exp().
941                   ex. /[^a]/i.match("A")
9422004/07/20: [bug]  (thanks Isao Sonobe)
943                   undefined bytecode error happens in UTF-16BE etc..
944                   compile_length_cclass_node() was not consistent with
945                   compile_cclass_node().
946
9472004/07/01: Version 3.2.5
948
9492004/07/01: [test] success in ruby 1.8.2 (2004-06-23) [i686-linux].
9502004/07/01: [new]  add onig_get_syntax_{op,op2,behavior,options}.
9512004/07/01: [bug]  (thanks Isao Sonobe)
952                   invalid result in onig_capture_tree_traverse().
953                   fix make_capture_history_tree().
954
9552004/06/29: Version 3.2.4
956
9572004/06/29: [test] success in ruby 1.8.2 (2004-06-23) [i686-linux].
9582004/06/29: [new]  (thanks Isao Sonobe)
959                   add onig_number_of_captures().
960
9612004/06/25: Version 3.2.3
962
9632004/06/25: [test] success in ruby 1.8.2 (2004-06-23) [i686-linux].
9642004/06/25: [bug]  (thanks Isao Sonobe)
965                   invalid result in onig_capture_tree_traverse().
966                   fix make_capture_history_tree().
967
9682004/06/24: Version 3.2.2
969
9702004/06/24: [test] success in ruby 1.8.0 (2003-08-08) [i386-cygwin].
9712004/06/24: [test] success in ruby 1.8.0 (2003-08-08) [i386-mswin32].
9722004/06/24: [test] success in ruby 1.8.2 (2004-06-23) [i686-linux].
9732004/06/24: [new]  (thanks Isao Sonobe)
974                   add onig_number_of_capture_histories().
9752004/06/24: [bug]  (thanks Isao Sonobe)
976                   invalid char position match in UTF-16 and UTF-32.
977                   add onigenc_always_false_is_allowed_reverse_match().
978
9792004/06/17: Version 3.2.1
980
9812004/06/17: [test] success in ruby 1.8.0 (2003-08-08) [i386-cygwin].
9822004/06/17: [test] success in ruby 1.8.0 (2003-08-08) [i386-mswin32].
9832004/06/17: [test] success in ruby 1.8.2 (2004-05-18) [i686-linux].
9842004/06/17: [impl] should not use OP_REPEAT for (...)? even if target size
985                   is long.
9862004/06/17: [bug]  (thanks nobu) [ruby-dev:23703]
987                   should use STACK_AT() instead of stkp in OP_REPEAT_INC.
988                   add IN_VAR_REPEAT flag in setup_tree().
9892004/06/16: [impl] change select_opt_exact_info() to use ByteValTable[].
9902004/06/16: [impl] change map_position_value() table values.
9912004/06/14: [impl] (thanks John Carter)
992                   RelAddrType, AbsAddrType and LengthType change
993                   from short int to int type for the very long string match.
9942004/06/14: [bug]  (thanks Greg A. Woods)
995                   fix nmatch argument of regexec() is smaller than
996                   reg->num_mem + 1 case. (POSIX API)
9972004/06/14: [spec] (thanks Greg A. Woods)
998                   set pmatch to NULL if nmatch is 0 in regexec(). (POSIX API)
999
10002004/06/10: Version 3.2.0
1001
10022004/06/10: [test] success in ruby 1.8.0 (2003-08-08) [i386-cygwin].
10032004/06/10: [test] success in ruby 1.9.0 (2004-05-27) [i386-mswin32].
10042004/06/10: [test] success in ruby 1.8.2 (2004-05-18) [i686-linux].
10052004/06/10: [dist] add README.ja.
10062004/06/10: [new]  add onig_copy_encoding().
10072004/06/10: [API]  add encoding argument to onig_set_meta_char().
1008                   add meta_char_table member to OnigEncodingType.
10092004/06/08: [dist] add doc/API.ja.
10102004/06/07: [API]  add num_of_elements member to OnigCompileInfo.
10112004/05/29: [memo] (thanks Kazuo Saito)
1012                   Oniguruma 3.1.0 was merged to Ruby 1.9.0.
10132004/05/26: [impl] rename NST_SIMPLE_REPEAT to NST_STOP_BT_SIMPLE_REPEAT.
10142004/05/26: [impl] doesn't need to check that target's simple repeat-ness
1015                   for EFFECT_MEMORY type node in setup_tree().
1016
10172004/05/25: Version 3.1.0
1018
10192004/05/25: [test] success in ruby 1.8.0 (2003-08-08) [i386-mswin32].
10202004/05/25: [test] success in ruby 1.8.0 (2003-08-08) [i386-cygwin].
10212004/05/25: [test] success in ruby 1.9.0 (2004-05-23) [i686-linux].
10222004/05/25: [test] success in ruby 1.8.2 (2004-05-18) [i686-linux].
10232004/05/25: [bug]  (thanks Masahiro Sakai) [ruby-dev:23560]
1024                   ruby -ruri -ve 'URI::ABS_URI =~
1025                                    "http://example.org/Andr\xC3\xA9"'
1026                   nested STK_REPEAT type stack can't backtrack repeat_stk[].
1027                   add OP_REPEAT_INC_SG and OP_REPEAT_INC_NG_SG.
10282004/05/25: [new]  support UTF-32LE. (ONIG_ENCODING_UTF32_LE)
10292004/05/25: [new]  support UTF-32BE. (ONIG_ENCODING_UTF32_BE)
10302004/05/24: [impl] divide enc/utf16.c to utf16_be.c and utf16_le.c.
10312004/05/24: [impl] add enc/unicode.c.
10322004/05/24: [API]  change calling sequences of onig_new_deluxe() and
1033                   onig_recompile_deluxe().
1034                   define OnigCompileInfo type.
10352004/05/21: [impl] perform ensure process for rb_trap_exec() in match_at().
1036                   add onig_exec_trap() and CHECK_INTERRUPT_IN_MATCH_AT.
10372004/05/21: [impl] add regex status check to onig_match().
10382004/05/21: [new]  add onig_get_capture_tree() and
1039                   onig_capture_tree_traverse().
10402004/05/20: [spec] (thanks Isao Sonobe)
1041                   capture history return capture data tree.
1042                   (see sample/listcap.c)
10432004/05/19: [bug]  (thanks Simon Strandgaard)
1044                   Control-C does not work in matching process on Ruby.
1045                   add calling of CHECK_INTERRUPT into match_at().
1046                   ex. /<(?:[^">]+|"[^"]*")+>/.match('<META http-equiv= \
1047                       "Content-Type content="text/html; charset=iso-8859-1">')
10482004/05/19: [bug]  (thanks Simon Strandgaard)
1049                   define virtual codepoint values for invalid encoding
1050                   byte 0xfe and 0xff in UTF-8.
1051                   ex. /\w+/u.match("%a\xffb\xfec%") ==> "a"
10522004/05/19: [spec] (thanks Simon Strandgaard)
1053                   too big backref number should be treated as a sequence of
1054                   an octal char and number digits.
1055                   ex. /b\3777\c/.match("b\3777\c")
10562004/05/17: [spec] rename encoding names "UTF-16 BE" and "UTF-16 LE"
1057                   to "UTF-16BE" and "UTF-16LE".
10582004/05/17: [impl] move ismbchar() and mbclen() from oniguruma.h to oniggnu.h.
10592004/05/17: [impl] rename onigenc_single_byte_is_allowed_reverse_match() to
1060                   onigenc_always_true_is_allowed_reverse_match().
1061
10622004/05/14: Version 3.0.0
1063
10642004/05/14: [test] success in ruby 1.8.0 (2003-08-08) [i386-cygwin].
10652004/05/14: [test] success in ruby 1.9.0 (2004-05-14) [i686-linux].
10662004/05/14: [test] success in ruby 1.8.0 (2003-08-08) [i386-mswin32].
1067                   (* need to edit parse.y:
1068                       register int c; ---> int c; in yylex())
10692004/05/14: [impl] add regext.c.
10702004/05/14: [spec] KOI8 is not included in library archive by default setup.
10712004/05/14: [impl] implementation changes are completed for all encoding files.
10722004/05/12: [impl] add divide_ambig_string_node().
1073                   ambiguous string is divided and normalized before
1074                   optimization and compilation process.
10752004/05/11: [dist] remove INSTALL-RUBY from distribution.
10762004/04/28: [memo] (thanks Kazuo Saito)
1077                   Oniguruma 2.2.8 was merged to Ruby 1.9.0.
10782004/04/26: [spec] change value DEFAULT_MATCH_STACK_LIMIT_SIZE = 0 : unlimited
10792004/04/26: [new]  add onig_get_match_stack_limit_size() and
1080                   onig_set_match_stack_limit_size().
10812004/04/26: [bug]  add error check to re.c.181.patch and re.c.168.patch.
10822004/04/23: [impl] remove ctype_support_level from OnigEncodingType.
10832004/04/22: [spec] allow the range from single byte char to multibyte char in
1084                   character class for implementation reason.
1085                   ex. /[a-\xbb\xcc]/ in EUC-JP encoding.
10862004/04/21: [impl] remove max_enc_len_by_first_byte() from OnigEncodingType.
10872004/04/20: [new]  add onig_copyright().
10882004/04/20: [impl] add regversion.c.
10892004/04/15: [new]  add onig_get_ambig_flag().
10902004/04/14: [bug]  (thanks Isao Sonobe)
1091                   undefined bytecode error happens if ONIG_OPTION_FIND_LONGEST
1092                   is setted.
1093                   should finish matching process if find-condition
1094                   is fail at OP_END in match_at().
10952004/04/12: [impl] add ambig_flag to regex_t.
10962004/04/09: [impl] move onig_set_meta_char() to regsyntax.c.
10972004/04/09: [bug]  (thanks HIROSE Masaaki) fix onig_version().
10982004/04/08: [impl] add regsyntax.c.
10992004/04/07: [new]  support UTF-16 LE. (ONIG_ENCODING_UTF16_LE)
11002004/04/05: [impl] add ONIGENC_CTYPE_NEWLINE.
11012004/04/05: [memo] (thanks Kazuo Saito)
1102                   Oniguruma 2.2.6 was merged to Ruby 1.9.0.
11032004/04/02: [memo] Version 2.2.6 was released.
11042004/03/26: [new]  support UTF-16 BE. (ONIG_ENCODING_UTF16_BE)
11052004/03/25: [spec] support non 8-bit encodings.
11062004/03/16: [memo] 2.X branch for 8-bit encodings only.
1107
11082004/03/16: Version 2.2.5
1109
11102004/03/16: [test] success in ruby 1.8.0 (2003-08-08) [i386-mswin32].
11112004/03/16: [test] success in ruby 1.9.0 (2004-02-24) [i686-linux].
11122004/03/16: [impl] add property name to error message of
1113                   ONIGERR_INVALID_CHAR_PROPERTY_NAME.
11142004/03/16: [spec] allow prefix 'Is' for \p{...} in ONIG_SYNTAX_PERL.
1115                   add syntax op. ONIG_SYN_OP2_CHAR_PROPERTY_PREFIX_IS.
11162004/03/15: [dist] add sample/syntax.c.
11172004/03/15: [spec] support NOT op. in char property. \p{^...}, \P{^...}.
1118                   add syntax op. ONIG_SYN_OP2_ESC_P_BRACE_CIRCUMFLEX_NOT.
11192004/03/15: [spec] rename ONIG_SYN_OP2_ESC_P_CHAR_PROPERTY to
1120                   ONIG_SYN_OP2_ESC_P_BRACE_CHAR_PROPERTY.
11212004/03/10: [impl] move ONIGERR_XXX from regenc.h to oniguruma.h,
1122                   rename ONIGERR_XXX to ONIGENCERR_XXX in regenc.h.
11232004/03/08: [impl] (thanks eban)
1124                   replace defined(__CYGWIN__) to defined(__GNUC__).
11252004/03/08: [bug]  (thanks eban) [ruby-dev:23172]
1126                   need to separate initialization for bcc32.
11272004/03/06: [memo] (thanks Kazuo Saito)
1128                   Oniguruma 2.2.4 was merged to Ruby 1.9.0.
11292004/03/05: [API]  change second argument type of onig_set_meta_char()
1130                   from unsigned int to OnigCodePoint.
11312004/03/05: [dist] (thanks Kazuo Saito)
1132                   add MANIFEST-RUBY.
1133
11342004/03/04: Version 2.2.4
1135
11362004/03/04: [impl] (thanks Moriyoshi Koizumi)
1137                   fix many warnings in Win32 VC++ with /W3 option.
1138
11392004/03/02: Version 2.2.3
1140
11412004/03/02: [bug]  (thanks Isao Sonobe)
1142                   return invalid capture region value if capture history
1143                   is used. (OP_MEMORY_END_PUSH_REC bug)
1144                   ex. /\g<p>(?@<p>\(\g<s>\)){0}(?<s>(?:\g<p>)*|){0}/
1145                       .match("((())())")
11462004/03/02: [impl] (thanks Kazuo Saito)
1147                   add :nodoc: to onig_stat_print() for RDoc.
11482004/03/02: [impl] don't use ONIG_SOURCE_IS_WRAPPED.
1149
11502004/02/27: Version 2.2.2
1151
11522004/02/27: [impl] fix the position of onig_stat_print().
11532004/02/27: [impl] define ONIG_RUBY_DEFINE_GLOBAL_FUNCTION() in regint.h
1154                   for ignored by RDoc.
1155
11562004/02/26: Version 2.2.1
1157
11582004/02/26: [bug]  [bugs.php.net:#26677] (thanks behrens)
1159                   invalid definition at onig_error_code_to_str()
1160                   in the case of NOT HAVE_STDARG_PROTOTYPES.
1161
11622004/02/25: Version 2.2.0
1163
11642004/02/25: [test] success in ruby 1.8.0 (2003-08-08) [i386-mswin32].
11652004/02/24: [test] success in ruby 1.9.0 (2004-02-24) [i686-linux].
11662004/02/24: [bug]  undefined IS_BLANK() and IS_GRAPH() was used in
1167                   onigenc_is_code_ctype() in the case of Ruby M17N.
11682004/02/24: [new]  support ISO-8859-16. (ONIG_ENCODING_ISO_8859_16)
11692004/02/24: [bug]  should not fold match for 0xdf in iso8859_6.c.
11702004/02/24: [new]  support ISO-8859-14. (ONIG_ENCODING_ISO_8859_14)
11712004/02/23: [new]  support ISO-8859-13. (ONIG_ENCODING_ISO_8859_13)
11722004/02/23: [new]  support ISO-8859-10. (ONIG_ENCODING_ISO_8859_10)
11732004/02/20: [bug]  fix iso_8859_4_mbc_is_case_ambig().
11742004/02/20: [new]  support ISO-8859-9. (ONIG_ENCODING_ISO_8859_9)
11752004/02/19: [bug]  correct ctype tables for ISO-8859-3, ISO-8859-4,
1176                   ISO-8859-6, ISO-8859-7, ISO-8859-8, KOI8_R.
11772004/02/18: [bug]  wrong replaced name OnigSyntaxGnuOnigex.
11782004/02/17: [spec] check capture status for empty infinite loop.
1179                   [ruby-dev:20224] etc...
1180                   ex. /(?:\1a|())*/.match("a"),
1181                       /(?:()|()|()|(x)|()|())*\2b\5/.match("b")
1182                   add USE_INFINITE_REPEAT_MONOMANIAC_MEM_STATUS_CHECK.
1183                   add OP_NULL_CHECK_END_MEMST, OP_NULL_CHECK_END_MEMST_PUSH.
1184                   add stack type STK_NULL_CHECK_END.
11852004/02/13: [impl] add OnigEncodingEUC_CN to enc/euc_kr.c.
11862004/02/13: [bug]  (thanks Simon Strandgaard)
1187                   parsing of nested repeat was invalid.
1188                   ex. /ab{2,3}*/ was /(?:a(?:b{2,3}))*/,
1189                       should be /a(?:b{2,3}*)/
11902004/02/12: [bug]  (thanks Simon Strandgaard)
1191                   OP_REPEAT_INC_NG process in match_at() is wrong.
1192                   ex. bad match /a.{0,2}?a/ =~ "0aXXXa0"
11932004/02/12: [bug]  (thanks Simon Strandgaard)
1194                   wrong fetch after (?x) option.  ex. "(?x)\ta .\n+b"
11952004/02/12: [bug]  (thanks Simon Strandgaard)
1196                   [\^] is not a empty char class.
11972004/02/09: [new]  add onig_set_syntax_op(), onig_set_syntax_op2(),
1198                   onig_set_syntax_behavior(), onig_set_syntax_options().
11992004/02/06: [dist] add a new target 'site' to Makefile.in.
12002004/02/06: [dist] add index.html.
12012004/02/03: [bug]  oniggnu.h was not installed by 'make install'.
1202
12032004/02/02: Version 2.1.0
1204
12052004/02/02: [test] success in ruby 1.9.0 (2004-02-02) [i686-linux].
12062004/02/02: [test] success in ruby 1.8.0 (2003-08-08) [i386-cygwin].
12072004/02/02: [test] success in ruby 1.8.0 (2003-08-08) [i386-mswin32].
12082004/02/02: [new]  support ISO-8859-11. (ONIG_ENCODING_ISO_8859_11)
12092004/02/02: [new]  support ISO-8859-5. (ONIG_ENCODING_ISO_8859_5)
12102004/02/02: [impl] should check single byte encoding or not in and_cclass()
1211                   and or_cclass().
12122004/01/30: [dist] add oniggnu.h.
12132004/01/30: [bug]  ISO-8859-7 0xb7 (middle dot) is Punct type.
12142004/01/30: [new]  support ISO-8859-8. (ONIG_ENCODING_ISO_8859_8)
12152004/01/29: [new]  support ISO-8859-7. (ONIG_ENCODING_ISO_8859_7)
12162004/01/29: [new]  support ISO-8859-6. (ONIG_ENCODING_ISO_8859_6)
12172004/01/28: [new]  support KOI8-R. (ONIG_ENCODING_KOI8_R)
12182004/01/28: [new]  support KOI8. (ONIG_ENCODING_KOI8)
12192004/01/27: [dist] rename enc/isotable.c to enc/mktable.c.
12202004/01/27: [new]  support ISO-8859-4. (ONIG_ENCODING_ISO_8859_4)
12212004/01/26: [new]  support ISO-8859-3. (ONIG_ENCODING_ISO_8859_3)
12222004/01/26: [bug]  EncISO_8859_{1,15}_CtypeTable[256] was wrong.
1223                   (0x80 - 0xff is not ASCII)
12242004/01/23: [new]  support ISO-8859-2. (ONIG_ENCODING_ISO_8859_2)
12252004/01/23: [dist] add enc/isotable.c.
12262004/01/22: [new]  support EUC-TW. (ONIG_ENCODING_EUC_TW)
12272004/01/22: [bug]  definition of GET_ALIGNMENT_PAD_SIZE() and
1228                   ALIGNMENT_RIGHT() was wrong.
1229                   type casting should be unsigned int, not int.
12302004/01/22: [impl] add defined(__x86_64) || defined(__x86_64__)
1231                   to unaligned word access condition. (AMD64 ?)
12322004/01/21: [dist] rename enc/eucjp.c to enc/euc_jp.c.
12332004/01/21: [new]  support EUC-KR. (ONIG_ENCODING_EUC_KR)
12342004/01/20: [test] success in ruby 1.8.0 (2003-08-08) [i386-cygwin].
12352004/01/20: [dist] change Makefile.in.
12362004/01/20: [spec] add \p{...}, \P{...} in char class.
12372004/01/20: [new]  character property operators \p{...}, \P{...}.
1238                   supported in ONIG_SYNTAX_JAVA and ONIG_SYNTAX_PERL.
12392004/01/19: [spec] allow /a{,n}/ as /a{0,n}/. (but don't allow /a{,}/)
12402004/01/19: [dist] rename onigcomp200.h to onigcmpt200.h.
12412004/01/19: [dist] update re.c.168.patch. svn add re.c.181.patch.
12422004/01/16: [dist] update sample/*.c for new API.
12432004/01/16: [dist] add onigcomp200.h. (for old API compatibility)
12442004/01/16: [dist] update documents API, RE and RE.ja.
12452004/01/16: [spec] change prefix REG_ -> ONIG_, regex_ onig_,
1246                   ENC_ -> ONIGENC, enc_ -> onigenc_.
12472004/01/15: [impl] rename ENC_IS_MBC_E_WORD() to ENC_IS_MBC_WORD().
1248                   rename ENC_CTYPE_SUPPORT_LEVEL_SB_ONLY to
1249                   ENC_CTYPE_SUPPORT_LEVEL_SB.
12502004/01/14: [impl] rename UNALIGNED_WORD_ACCESS to
1251                   PLATFORM_UNALIGNED_WORD_ACCESS.
12522004/01/14: [impl] change MATCH_STACK_LIMIT_SIZE value from 200000 to 500000.
12532004/01/13: [impl] remove ENC_CODE_TO_MBC_FIRST(enc,code) in regenc.h.
1254                   remove code_to_mbc_first member in RegCharEncodingType.
12552004/01/13: [impl] remove head byte bitset information in cclass->mbuf.
12562003/12/26: [impl] change macro name ismb_xxxx() in enc/*.c for
1257                   escape conflict.
1258
12592003/12/24: Version 2.0.0
1260
12612003/12/24: [spec] ignore case option is effective to numbered char.
1262                   ex. /\x61/i =~ "A"
12632003/12/24: [test] success in ruby 1.8.1 (2003-12-24) [i686-linux].
12642003/12/24: [test] success in ruby 1.8.0 (2003-08-08) [i386-cygwin].
12652003/12/24: [test] success in ruby 1.8.0 (2003-08-08) [i386-mswin32].
12662003/12/24: [test] success in regex.c compile test on ruby-m17n.
1267                   (but can't make miniruby because re.c patch fail.)
12682003/12/24: [bug]  (thanks H.Miyamoto) /[\W]/ was wrong in 1.9.5.
12692003/12/22: [spec] implement fold match on UTF-8 encoding.
12702003/12/19: [impl] add ctype_support_level and ctype_add_codes() member to
1271                   RegCharEncoding type.
12722003/12/19: [impl] add add_ctype_to_cc() in regparse.c.
12732003/12/19: [impl] add enc_is_code_ctype() in REG_RUBY_M17N case.
12742003/12/19: [impl] change ENC_CODE_TO_MBC() interface.
12752003/12/18: [new]  implement fold match. (variable number of char
1276                   match in ignore case mode.)
1277                   ex. German alphabet ess-tsett(U+00DF) match "SS" and "ss".
12782003/12/17: [impl] refactoring of encoding system.
12792003/12/17: [impl] add enc_init() in regenc.c.
12802003/12/17: [new]  support Big5. (REG_ENCODING_BIG5)
12812003/12/16: [impl] change CodePoint from unsigned int to unsigned long.
12822003/12/16: [new]  support ISO 8859-15. (REG_ENCODING_ISO_8859_15)
12832003/12/16: [impl] change P_() macro definition condition for Win32.
12842003/12/16: [dist] add sample/encode.c
12852003/12/16: [new]  support ISO 8859-1. (REG_ENCODING_ISO_8859_1)
12862003/12/15: [impl] rename IS_ENC_XXXX to ENC_IS_XXXX.
12872003/12/15: [impl] rename RegDefaultCharEncoding to EncDefaultCharEncoding.
12882003/12/15: [impl] divide encoding files. (enc/ascii.c, enc/utf8.c etc...)
12892003/12/15: [bug]  unexpected infinite loop in regex_snprintf_with_pattern().
1290                   change local var. type char* to UChar*.
12912003/12/15: [impl] remove REG_MBLEN_TABLE[].
12922003/12/15: [spec] rename function prefix regex_get_prev_char_head(),
1293                   regex_get_left_adjust_char_head() and
1294                   regex_get_right_adjust_char_head() to enc_xxxxxx().
12952003/12/15: [impl] rename function prefixes in regenc.h from regex_ to enc_.
12962003/12/12: [impl] remove USE_SBMB_CLASS.
12972003/12/12: [impl] rename mb -> mbc, mblen() to enc_len().
12982003/12/12: [impl] rename WCINT to CodePoint.
12992003/12/11: [impl] delete IS_XXXX() ctype macros from regint.h.
13002003/12/11: [impl] add enc->wc_is_ctype() and RegAsciiCtypeTable[256].
13012003/12/11: [impl] remove RegAsciiCaseAmbigTable.
13022003/12/10: [impl] use ENC_TO_LOWER() for ignore case comparison.
13032003/12/08: [impl] *** re-defined RegCharEncoding in oniguruma.h. ***
13042003/12/08: [impl] add USE_POSIX_REGION_OPTION to regint.h.
13052003/12/08: [impl] add IS_ENC_WORD() to regenc.h.
13062003/12/05: [impl] rename IS_CODE_XXXX() to IS_ENC_XXXX().
13072003/12/05: [impl] delete IS_CODE_WORD() from regenc.h.
13082003/12/04: [spec] rename REG_SYN_OP_BACK_REF to REG_SYN_OP_DECIMAL_BACKREF.
13092003/12/04: [spec] add (REG_SYN_OP_ESC_W_WORD | REG_SYN_OP_ESC_B_WORD_BOUND |
1310                   REG_SYN_OP_ESC_LTGT_WORD_BEGIN_END | REG_SYN_OP_BACK_REF)
1311                   to RegSyntaxGrep.
13122003/12/04: [spec] remove REG_ENCODING_DEFAULT and REGCODE_DEFAULT.
13132003/12/04: [spec] move declarations of regex_get_default_encoding() and
1314                   regex_set_default_encoding() from oniguruma.h to regenc.h.
13152003/12/03: [new]  add regex_get_default_encoding() and
1316                   regex_set_default_encoding().
13172003/12/03: [spec] REG_ENCODING_DEFAULT meaning is changed.
1318                   (current default value, not initial default value.)
13192003/12/03: [spec] REGCODE_XXX is obsoleted. use REG_ENCODING_XXX.
13202003/12/02: [memo] alias svnst='svn status | grep -v "^\?"'
13212003/12/02: [spec] move regex_set_default_trans_table() declaration
1322                   from oniguruma.h to regenc.h. (obsoleted API)
13232003/12/02: [impl] move variables RegDefaultCharEncoding, DefaultTransTable and
1324                   AmbiguityTable to regenc.c.
13252003/12/01: [impl] add regex_continuous_sbmb() to regenc.c.
13262003/12/01: [dist] add regenc.h and regenc.c.
13272003/11/18: [dist] change testconv.rb.
13282003/11/18: [bug]  (thanks Masaru Tsuda)
1329                   memory leak in parse_subexp().
13302003/11/18: [bug]  (thanks Masaru Tsuda)
1331                   memory leak in names_clear() and parse_char_class().
13322003/11/17: [bug]  memory leak in parse_char_class().
13332003/11/17: [bug]  (thanks Masaru Tsuda)
1334                   OptExactInfo length should not over OPT_EXACT_MAXLEN.
1335                   (concat_opt_exact_info_str())
1336
13372003/11/12: Version 1.9.5
1338
13392003/11/12: [test] success in ruby 1.8.0 (2003-08-08) [i386-cygwin].
13402003/11/12: [test] success in ruby 1.8.1 (2003-11-11) [i686-linux].
13412003/11/12: [spec] add definition of REG_INEFFECTIVE_META_CHAR.
13422003/11/11: [dist] add a sample program sample/sql.c.
13432003/11/11: [new]  add variable meta character.
1344                   regex_set_meta_char()
13452003/11/11: [spec] add syntax op. REG_SYN_OP_VARIABLE_META_CHARS.
13462003/11/11: [spec] rename REG_SYN_OP_ESC_CAPITAL_Q_QUOTE to
1347                   REG_SYN_OP2_ESC_CAPITAL_Q_QUOTE,
1348                   REG_SYN_OP_QMARK_GROUP_EFFECT to
1349                   REG_SYN_OP2_QMARK_GROUP_EFFECT.
13502003/11/06: [impl] define THREAD_PASS as rb_thread_schedule() in Ruby mode.
13512003/11/05: [spec] add syntax behavior REG_SYN_WARN_REDUNDANT_NESTED_REPEAT.
13522003/11/05: [spec] rename REG_SYN_WARN_FOR_CC_OP_NOT_ESCAPED to
1353                   REG_SYN_WARN_CC_OP_NOT_ESCAPED.
13542003/11/04: [new]  add regex_set_warn_func() and regex_set_verb_warn_func().
13552003/10/30: [new]  add regex_name_to_backref_number().
1356                   (for multiplex definition name, see sample/names.c)
13572003/10/30: [spec] add name_end and reg argument to callback function of
1358                   regex_foreach_name().  (see sample/names.c)
13592003/10/29: [spec] add syntax behavior REG_SYN_ALLOW_MULTIPLEX_DEFINITION_NAME.
1360                   add error code REGERR_MULTIPLEX_DEFINED_NAME.
13612003/10/14: [dist] modify sample/simple.c.
13622003/10/03: [bug]  (thanks nobu)  [ruby-dev:21472]
1363                   sub-anchor of optimization map info was wrong
1364                   in concat_left_node_opt_info().
1365                   ex. /^(x?y)/ = "xy" fail.
1366
13672003/09/17: Version 1.9.4
1368
13692003/09/17: [spec] change specification of char-class range in ignore case mode
1370                   follows with Ruby 1.8(2003-09-17).
1371                   ex. /[H-c]/i ==> (H-Z, 0x5b-0x60, a-c)/i
1372                                ==> H-Z, h-z, 0x5b-0x60, a-c, A-C
13732003/09/16: [bug]  (thanks Guy Decoux)
1374                   remove env->option == option check in parse_effect().
1375                   change env->option for dynamic option in parse_exp().
1376                   (ex. bad match /(?i)(?-i)a/ =~ "A")
13772003/09/12: [spec] rename REG_SYN_ALLOW_RANGE_OP_IN_CC to
1378                   REG_SYN_ALLOW_DOUBLE_RANGE_OP_IN_CC,
1379                   REG_SYN_ESCAPE_IN_CC to REG_SYN_BACKSLASH_ESCAPE_IN_CC.
13802003/09/11: [bug]  change to IS_SYNTAX_OP2 at REG_SYN_OP2_ESC_GNU_BUF_ANCHOR.
13812003/09/09: [spec] rename REG_SYN_OP2_ESC_M_BAR_META to
1382                   REG_SYN_OP2_ESC_CAPITAL_M_BAR_META,
1383                   REG_SYN_OP_ESC_Q_QUOTE to REG_SYN_OP_ESC_CAPITAL_Q_QUOTE,
1384                   REG_SYN_OP_ESC_SUBEXP to REG_SYN_OP_ESC_LPAREN_SUBEXP,
1385                   REG_SYN_OP_ESC_BUF_ANCHOR to REG_SYN_OP_ESC_AZ_BUF_ANCHOR,
1386                   REG_SYN_OP_ESC_GNU_BUF_ANCHOR to
1387                   REG_SYN_OP2_ESC_GNU_BUF_ANCHOR,
1388                   REG_SYN_OP_ESC_CONTROL_CHAR to REG_SYN_OP_ESC_CONTROL_CHARS,
1389                   REG_SYN_OP_ESC_WORD to REG_SYN_OP_ESC_W_WORD,
1390                   REG_SYN_OP_ESC_WORD_BEGIN_END to
1391                   REG_SYN_OP_ESC_LTGT_WORD_BEGIN_END,
1392                   REG_SYN_OP_ESC_WORD_BOUND to REG_SYN_OP_ESC_B_WORD_BOUND,
1393                   REG_SYN_OP_ESC_WHITE_SPACE to REG_SYN_OP_ESC_S_WHITE_SPACE,
1394                   REG_SYN_OP_ESC_DIGIT to REG_SYN_OP_ESC_D_DIGIT,
1395                   REG_SYN_OP_CC to REG_SYN_OP_BRACKET_CC,
1396                   REG_SYN_OP2_CCLASS_SET to REG_SYN_OP2_CCLASS_SET_OP,
1397                   REG_SYN_CONTEXT_INDEP_OPS to
1398                   REG_SYN_CONTEXT_INDEP_REPEAT_OPS,
1399                   REG_SYN_CONTEXT_INVALID_REPEAT_OPS to
1400                   REG_SYN_CONTEXT_INVALID_REPEAT_OPS.
1401                   add REG_SYN_OP_ESC_CAPITAL_G_BEGIN_ANCHOR.
14022003/09/08: [spec] rename REG_SYN_OP_ANYCHAR to REG_SYN_OP_DOT_ANYCHAR,
1403                   REG_SYN_OP_0INF to REG_SYN_OP_ASTERISK_ZERO_INF,
1404                   REG_SYN_OP_ESC_0INF to REG_SYN_OP_ESC_ASTERISK_ZERO_INF,
1405                   REG_SYN_OP_1INF to REG_SYN_OP_PLUS_ONE_INF,
1406                   REG_SYN_OP_ESC_1INF to REG_SYN_OP_ESC_PLUS_ONE_INF,
1407                   REG_SYN_OP_0INF to REG_SYN_OP_QMARK_ZERO_ONE,
1408                   REG_SYN_OP_ESC_0INF to REG_SYN_OP_ESC_QMARK_ZERO_ONE,
1409                   REG_SYN_OP_INTERVAL to REG_SYN_OP_BRACE_INTERVAL,
1410                   REG_SYN_OP_ESC_INTERVAL to REG_SYN_OP_ESC_BRACE_INTERVAL,
1411                   REG_SYN_OP_SUBEXP to REG_SYN_OP_LPAREN_SUBEXP,
1412                   REG_SYN_OP_ALT to REG_SYN_OP_VBAR_ALT,
1413                   REG_SYN_OP_ESC_ALT to REG_SYN_OP_ESC_VBAR_ALT,
1414                   REG_SYN_OP_NON_GREEDY to REG_SYN_OP_QMARK_NON_GREEDY,
1415                   REG_SYN_OP_SUBEXP_EFFECT to REG_SYN_OP_QMARK_GROUP_EFFECT,
1416                   REG_SYN_OP2_POSSESSIVE_{REPEAT,INTERVAL} to
1417                   REG_SYN_OP2_PLUS_POSSESSIVE_{REPEAT,INTERVAL},
1418                   REG_SYN_OP2_SUBEXP_CALL to REG_SYN_OP2_ESC_G_SUBEXP_CALL,
1419                   REG_SYN_OP2_NAMED_GROUP to REG_SYN_OP2_QMARK_LT_NAMED_GROUP
1420                   and REG_SYN_OP2_ESC_K_NAMED_BACKREF.
14212003/09/02: [tune] call reduce_nested_qualifier() after disabling capture for
1422                   no-name group in noname_disable_map().
1423                   ex. /(a+)*(?<name>...)/
14242003/09/02: [impl] include <stdio.h> is forgotten to erase in regcomp.c.
14252003/09/01: [dist] update doc/RE and doc/RE.ja.
14262003/08/26: [bug]  (thanks Guy Decoux)
1427                   should not double free node at the case TK_CC_CC_OPEN
1428                   in parse_char_class().
1429
14302003/08/19: Version 1.9.3
1431
14322003/08/19: [inst] change re.c.180.patch.
14332003/08/19: [impl] rename 'list of captures' to 'capture history'.
14342003/08/19: [dist] add doc/RE.ja. (Japanese)
14352003/08/19: [new]  add regex_copy_syntax().
14362003/08/19: [spec] rename REG_SYN_OP2_ATMARK_LIST_OF_CAPTURES to
1437                   REG_SYN_OP2_ATMARK_CAPTURE_HISTORY.
14382003/08/18: [spec] (thanks nobu)
1439                   don't use IMPORT in oniguruma.h and onigposix.h.
14402003/08/18: [impl] (thanks nobu) change error output to stdout in testconv.rb.
14412003/08/18: [inst] (thanks nobu) lacked $(srcdir) in Makefile.in.
14422003/08/18: [bug]  REG_MBLEN_TABLE[SJIS][0xFD-0xFF] should be 1.
14432003/08/18: [bug]  (thanks nobu) mbctab_sjis[0x80] should be 0.
14442003/08/18: [bug]  (thanks nobu)
1445                   single/multi-byte decision was wrong in parse_char_class().
1446                   add regex_wc2mblen().
1447                   should not set fetched to 1 in TK_RAW_BYTE case.
14482003/08/18: [bug]  should update BitSet in the case inc_n >= 0
1449                   in add_wc_range_to_buf().
14502003/08/13: [bug]  change re.c.180.patch for fix rb_reg_to_s() in re.c.
14512003/08/11: [bug]  should clear region->list in regex_region_resize().
1452
14532003/08/08: Version 1.9.2
1454
14552003/08/08: [test] success in ruby 1.8.0 (2003-08-08) on Windows 2000
1456                   VC++ 6.0 and Cygwin.
14572003/08/08: [impl] don't define macro vsnprintf for WIN32 platform,
1458                   because definition is added in win32\win32.h.
14592003/08/08: [test] success in ruby 1.8.0 and ruby 1.6.8(2003-08-03) on Linux.
14602003/08/08: [dist] change re.c.180.patch and re.c.168.patch.
14612003/08/08: [new]  (thanks akr)
1462                   implemented list of captures. (?@...), (?@<name>...)
14632003/08/07: [dist] add sample/listcap.c.
14642003/08/06: [bug]  OP_MEMORY_END_PUSH_REC case in match_at().
1465                   renewal of mem_start_stk[] should be after
1466                   STACK_PUSH_MEM_END() call.
14672003/07/29: [new]  add regex_get_encoding(), regex_get_options() and
1468                   regex_get_syntax().
14692003/07/25: [spec] (thanks akr)
1470                   change group(...) to shy-group(?:...) if named group is
1471                   used in the pattern.
1472                   add REG_SYN_CAPTURE_ONLY_NAMED_GROUP.
14732003/07/24: [spec] rename REG_OPTION_CAPTURE_ONLY_NAMED_GROUP to
1474                   REG_OPTION_DONT_CAPTURE_GROUP.
1475                   add REG_OPTION_CAPTURE_GROUP.
14762003/07/17: [spec] rename REG_SYN_OP2_NAMED_SUBEXP to REG_SYN_OP2_NAMED_GROUP.
14772003/07/17: [spec] add REGERR_EMPTY_GROUP_NAME.
14782003/07/17: [spec] rename REGERR_INVALID_SUBEXP_NAME
1479                       to REGERR_INVALID_CHAR_IN_GROUP_NAME.
14802003/07/17: [spec] restrict usable chars of group name to alphabet, digit,
1481                   '_' or multibyte-char in fetch_name(). [ruby-dev:20706]
14822003/07/16: [impl] minor change of sample/names.c.
14832003/07/14: [impl] rename USE_NAMED_SUBEXP to USE_NAMED_GROUP.
14842003/07/14: [bug]  add fetch_name() for USE_NAMED_SUBEXP off case.
14852003/07/14: [API]  add regex_number_of_names().
14862003/07/08: [impl] change error message for undefined group number call.
1487                       'undefined group reference: /(a)\g<2>/'
1488                   --> 'undefined group <2> reference: /(a)\g<2>/'
14892003/07/08: [dist] modify doc/RE.
14902003/07/07: [impl] OP_SET_OPTION is not needed in compiled code.
1491                   add IS_DYNAMIC_OPTION() to regint.h.
14922003/07/07: [spec] called group should not ignore outside option (?i:...).
1493                   ex. /(?i:(?<n>(a)\2)){0}\g<n>/.match("aA")
1494                   add opcode OP_BACKREFN_IC and OP_BACKREF_MULTI_IC.
1495                   set option status to effect memory in optimize_node_left().
14962003/07/07: [impl] add opcode OP_ANYCHAR_ML, OP_ANYCHAR_ML_STAR and
1497                   OP_ANYCHAR_ML_START_PEEK_NEXT.
14982003/07/07: [bug]  (thanks nobu) REG_MBLEN_TABLE[SJIS][0x80] should be 1.
14992003/07/07: [spec] rename REG_SYN_OP_QUOTE to REG_SYN_OP_ESC_Q_QUOTE.
1500
15012003/07/04: Version 1.9.1
1502
15032003/07/04: [new]  add REG_OPTION_CAPTURE_ONLY_NAMED_GROUP. (thanks .NET)
15042003/07/04: [spec] check mbuf member in the case of
1505                   REG_SYN_NOT_NEWLINE_IN_NEGATIVE_CC in parse_char_class().
15062003/07/04: [spec] typo REG_SYN_WARN_FOR_CC_OP_NOT_ESCAPEED.
1507                   should be REG_SYN_WARN_FOR_CC_OP_NOT_ESCAPED.
15082003/07/04: [bug]  conflict values on REG_SYN_WARN_FOR_CC_OP_NOT_ESCAPEED and
1509                   REG_SYN_NOT_NEWLINE_IN_NEGATIVE_CC.  (thanks nobu)
15102003/07/03: [spec] add REG_SYN_OP_ESC_CONTROL_CHAR flag.
15112003/07/03: [spec] remove REG_SYN_OP_ESC_OCTAL3 and REG_SYN_OP_ESC_X_HEX2
1512                   flag from RegSyntaxGnuRegex.
15132003/07/03: [spec] remove REG_SYN_OP_NON_GREEDY flag from RegSyntaxGnuRegex.
15142003/07/02: [dist] fix doc/RE.
15152003/07/01: [impl] add config flag USE_VARIABLE_SYNTAX.
1516                   (turn off variable syntax on Ruby)
15172003/07/01: [spec] add syntax behavior REG_SYN_DIFFERENT_LEN_ALT_LOOK_BEHIND.
15182003/06/30: [spec] allow different length top-level alternatives
1519                   in look-behind.    ex. (?<=abc|abcd), (?<!a|bc)
15202003/06/26: [spec] add option REG_OPTION_NEGATE_SINGLELINE.
15212003/06/26: [spec] should default on REG_OPTION_SINGLELINE
1522                   for REG_SYNTAX_PERL and REG_SYNTAX_JAVA.
15232003/06/26: [impl] add options member to RegStntaxType.
15242003/06/26: [spec] don't change the meaning of '\Z' for REG_OPTION_SINGLELINE.
15252003/06/25: [dist] don't use option REG_NEWLINE for sample/posix.c.
15262003/06/25: [dist] modify testconv.rb.
1527                   should match and convert double quoted string data.
1528                   ex. x(/\ca/, "\001", 0, 1)
15292003/06/25: [impl] add REG_SYN_OP2_ESC_CAPITAL_C_BAR_CONTROL and
1530                   REG_SYN_OP2_ESC_M_BAR_META.
15312003/06/25: [impl] add REG_SYN_OP_ESC_OCTAL3 and REG_SYN_OP_ESC_X_HEX2.
15322003/06/24: [impl] add REG_SYN_OP2_ESC_V_VTAB. (\v is VTAB)
15332003/06/24: [bug]  should invert REG_OPTION_SINGLELINE flag
1534                   in REG_SYN_OP2_OPTION_PERL.
15352003/06/24: [impl] add REG_SYN_OP2_OPTION_PERL and REG_SYN_OP2_OPTION_RUBY.
1536                   meaning of (?m) and (?s) are depend on syntax.
1537
15382003/06/20: Version 1.9.0
1539
15402003/06/20: [spec] \Q...\E is not effective on REG_SYNTAX_RUBY. (thanks akr)
15412003/06/19: [inst] rename regex.h to oniguruma.h.
15422003/06/18: [impl] change REG_EXTERN setting condition. (__CYGWIN__)
15432003/06/18: [bug]  return wrong result UTF-8 case in regex_mb2wc().
15442003/06/18: [impl] add REG_SYN_OP2_POSSESSIVE_INTERVAL.  a{n,m}+
15452003/06/18: [new]  add REG_SYNTAX_JAVA.
15462003/06/18: [spec] add REG_SYN_OP_QUOTE.
15472003/06/18: [spec] add op2 member to RegSyntaxType.
1548                   rename some REG_SYN_OP_XXX to REG_SYN_OP2.
15492003/06/16: [new]  Perl-like quotation operator \Q, \E.
15502003/06/16: [spec] should not control ignore case mode by escaped char.
1551                   ex. /\J/i =~ "j", /[\J]/i =~ "j"    (same as Perl)
15522003/06/13: [bug]  modify onigposix.h.
15532003/06/13: [bug]  should use -DIMPORT for link with DLL in win32/Makefile.
15542003/06/13: [dist] add sample/names.c
15552003/06/12: [bug]  range should be from - 1 in not_wc_range_buf().
15562003/06/12: [spec] should warn for '-' before '&&' operator in char-class.
15572003/06/12: [new]  add REG_SYNTAX_PERL.
15582003/06/12: [spec] add syntax behavior REG_SYN_WARN_FOR_CC_OP_NOT_ESCAPEED.
15592003/06/12: [spec] invalid POSIX bracket should be error.   ex. [[:upper :]]
15602003/06/11: [new]  char-class in char-class (as Java(TM)).
15612003/06/11: [spec] change AND operator in char-class from &&[..] to &&.
15622003/06/04: [spec] {n,m}+ should not be possessive operator.
1563                   ex. a{3}+ should be (?:a{3})+
15642003/06/03: [bug]  should compare strings with min-length in is_not_included().
15652003/06/03: [impl] automatic possessivate optimization.  a*b ==> (?>a*)b
1566                   (thanks Jeffrey E. F. Friedl)
15672003/06/02: [impl] remove multibyte-BitSet for OP_CCLASS_MB/OP_CCLASS_MB_NOT.
15682003/05/30: [new]  char class intersection operator &&[...] like Java(TM).
1569                   (thanks akr)
15702003/05/30: [bug]  should use bbuf_free() for CClassNode in regex_node_free().
15712003/05/29: [bug]  wrong usage of syntax REG_SYN_ALLOW_EMPTY_RANGE_IN_CC.
1572                   /[d-a]/ should be error.
15732003/05/28: [impl] optimize stop-backtrack compiled code.
1574                   (/(?>a*)/, /(?>\w+)/ etc...)
1575                   add OP_POP opcode.
15762003/05/28: [new]  possessive repeat operator. (?+, *+, ++, {n,m}+)
15772003/05/27: [spec] '-' at beginning of char-class should be warn only if
1578                   it is start of range.  (ex. /[--a]/)
15792003/05/27: [spec] should not warn for right bracket at beginning of pattern.
1580                   ex. /]aaa/
15812003/05/27: [spec] change CCEND_ESC_WARN() from VERB_WARNING() to WARNING().
15822003/05/27: [spec] /[]aaa/ should be empty char-class error.
1583                   /[]aaa]/ should be warn for 'without backslash'.
1584                   (add char_exist_check() in regparse.c)
15852003/05/26: [bug]  OP_REPEAT in recursive subexp call.
1586                   ex. /(?<n>(a|b\g<n>c){3,5})/.match("baaaaca") => "baaaaca"
1587                       was wrong result. (should be "aaaa")
15882003/05/26: [impl] add num_call member to regex_t.
15892003/05/26: [impl] add repeat_range member to regex_t.
1590                   (for delete upper,lower members from StackType.u.repeat)
15912003/05/26: [bug]  change print_names() to external regex_print_names().
15922003/05/26: [tune] change OP_NULL_CHECK_END process in match_at().
15932003/05/26: [spec] change CCEND_ESC_WARN() from WARNING() to VERB_WARNING().
15942003/05/26: [spec] remove POSIXLINE option. (?p:...)
1595                   (be made the same as Ruby.)
15962003/05/22: [spec] use OP_NULL_CHECK_XXX only if repeat is infinite.
1597                   prev. /(?:()|()){0,10}\1\2/ =~ ""  ==> FAIL
1598                   now   /(?:()|()){0,10}\1\2/ =~ ""  ==> MATCH
1599
16002003/05/22: [impl] change target_empty setting condition in setup_tree().
16012003/05/19: [impl] avoid zero length repeat optimization.  (thanks matz)
1602                   /()*/ ==> /()?/, /()+/ ==> /()/ etc...
16032003/05/19: [impl] minor changes for gcc -Wall. (-DREG_DEBUG_STATISTICS case)
16042003/05/19: [spec] rename regex_foreach_names() to regex_foreach_name().
16052003/05/16: [new]  add --with-statistics option to configure.
16062003/05/16: [bug]  move RegOpInfo[] definition to regint.h.
16072003/05/16: [new]  add regex_version().
1608
16092003/05/14: Version 1.8.6
1610
16112003/05/14: [bug]  use _vsnprintf() on Win32.
16122003/05/14: [spec] define USE_NEWLINE_AT_END_OF_STRING_HAS_EMPTY_LINE.
1613                   (/\n$/ =~ "\n", /\n\Z/ =~ "\n") [ruby-dev:20125]
16142003/05/14: [impl] minor changes for gcc -Wall.
16152003/05/14: [impl] add string.h check in AC_CHECK_HEADERS().
16162003/05/13: [impl] minor changes for gcc -Wall.
16172003/05/13: [impl] add regex_snprintf_with_pattern().
16182003/05/13: [spec] add warning for char class meta character without escape
1619                   in Ruby mode ('[', '-', ']').
16202003/05/13: [impl] define WARNING() and VERB_WARNING() in regint.h.
16212003/05/13: [bug]  correct is_code_ascii() for /[[:ascii:]]/.
16222003/05/12: [dist] add regular expression document (doc/RE).
16232003/05/12: [spec] specification of $(END_LINE) was made the same as Ruby 1.8.
1624                   [ruby-dev:20130]     (thanks matz)
16252003/05/12: [memo] shifted to Subversion(version 0.21.0) from CVS.
1626
16272003/03/19: Version 1.8.5
1628
16292003/03/19: [impl] change REG_EXTERN definition.   (thanks nobu)
16302003/03/19: [impl] abbreviation for long error_par in regex_error_code_to_str().
16312003/03/18: [dist] change re.c.XXX.patch for GNU regex API changes.
16322003/03/18: [spec] change API regex_new(), regex_recompile() and
1633                   regex_error_code_to_str().
1634                   change API re_compile_pattern() and re_recompile_pattern().
16352003/03/18: [spec] replace REGERR_END_PATTERN_AT_GROUP_{COMMENT|OPTION} to
1636                   REGERR_END_PATTERN_IN_GROUP.
16372003/03/17: [impl] should free err_arg.
16382003/03/17: [bug]  mistake(high -> to) in add_wc_range_to_buf().
16392003/03/17: [spec] add err_arg argument to regex_new() and regex_recompile().
1640                   for detail error message.  (thanks akr)
1641
16422003/03/12: Version 1.8.4
1643
16442003/03/12: [tune] use cached value of effect node in get_min_match_length().
16452003/03/12: [bug]  escaped alphabet should be TK_RAW_BYTE
1646                   in fetch_token() and fetch_token_in_cc().
16472003/03/12: [spec] change named backref and subexp call format.
1648                   backref: \k<name>, call: \g<name>     (thanks akr)
16492003/03/11: [inst] add regparse.[ch] in win32/Makefile.
16502003/03/11: [bug]  if UNALIGNED_WORD_ACCESS isn't setted
1651                   then compile error in unset_addr_list_fix().  (thanks knu)
16522003/03/10: [impl] divide regcomp.c to regcomp.c, regparse.c and regparse.h.
16532003/03/10: [bug]  should handle multi-byte code name in fetch_name().
16542003/03/10: [spec] remove REGERR_TABLE_FOR_IGNORE_CASE_IS_NOT_SETTED.
16552003/03/10: [spec] support POSIX API option REG_NOSUB.
1656                   add comp_options member to POSIX API regex_t.
1657
16582003/03/10: Version 1.8.3
1659
16602003/03/10: [bug]  can not compile with Ruby 1.6.8.
1661                   (inconsistent st.h with 1.6 and 1.8)
1662                   use hash table on Ruby 1.8 only.
16632003/03/10: [spec] forbid to use '\' in group name.
16642003/03/08: [impl] remove check_backref_number().
16652003/03/08: [bug]  called group in 0-repeat should not be eliminated from
1666                   compile code.  ex. /(?*n)(?<n>){0}/   (thanks akr)
1667                   add is_refered member to QualifierNode.
16682003/03/07: [impl] use hash table(st.[ch]) for implementation of name table.
1669                   (enable on Ruby in default)
16702003/03/07: [new]  add regex_foreach_names().
16712003/03/06: [impl] add member reg->stack_pop_level.
16722003/03/06: [impl] add operator OP_MEMORY_START and member reg->backtrack_mem.
16732003/03/06: [bug]  if REG_OPTION_FIND_LONGEST or REG_OPTION_NOT_EMPTY,
1674                   should handle backtrack of MEM_END.
1675                   add OP_MEMORY_END_PUSH and OP_MEMORY_END_PUSH_REC.
16762003/03/06: [impl] rename OP_MEMORY_END_PUSH to OP_MEMORY_END_MARK.
16772003/03/06: [spec] change error messages.
16782003/03/06: [tune] add tiny_pop check in STACK_POP.
1679
16802003/03/05: Version 1.8.2
1681
16822003/03/05: [impl] use cache info in EFFECT_MEMORY case
1683                   in optimize_node_info().
16842003/03/05: [impl] add EFFECT_MEMORY node reference count check
1685                   in optimize_node_left().
16862003/03/05: [impl] add min-len, max-len, char-len cache in EffectNode.
16872003/03/05: [spec] allow to call in look behind. ex. /(?<=(?*a))/
16882003/03/05: [bug]  forgotten N_ANCHOR case in check_backref_number(),
1689                   subexp_inf_recursive_check_trav() etc...
16902003/03/05: [impl] rename USE_ONIGURUMA_EXTENSION to USE_SBMB_CLASS.
16912003/03/04: [impl] add CALL-node info in optimize_node_left().
16922003/03/04: [spec] prohibit left recursion of subexp call.   ex. (?<n>|(?*n)a)
1693                   add subexp_inf_recursive_check_trav().
16942003/03/04: [spec] rename REG_SYN_STRICT_CHECK_BACKREF_NUMBER
1695                   to REG_SYN_STRICT_CHECK_BACKREF
16962003/03/03: [bug]  /(?<n>a(?*n)|)/ isn't infinite recursion.
1697                   fix N_LIST case in subexp_recursive_check(). (thanks akr)
16982003/03/03: [bug]  /(?<n>|(?*n))+/ segmentation fault.
1699                   should re-allocate in unset_addr_list_add(). (thanks akr)
1700
17012003/03/01: Version 1.8.1
1702
17032003/03/01: [bug]  change STACK_GET_MEM_START() and STACK_PUSH_MEM_END().
17042003/03/01: [new]  add reg_name_to_group_numbers() to POSIX API.
17052003/03/01: [impl] use OP_MEMORY_END_PUSH in callable subexp compiled code
1706                   only if subexp is recursive.
17072003/03/01: [spec] rename regex_name_to_backrefs() to
1708                   regex_name_to_group_numbers().
17092003/02/28: [impl] use function stack_double() instead of macro.
17102003/02/28: [new]  subexp call. (?*name)    (thanks akr)
17112003/02/28: [spec] add match stack limit check. (MATCH_STACK_LIMIT_SIZE)
17122003/02/28: [impl] check recursive subexp call.
17132003/02/28: [impl] add opcode OP_MEMORY_END_PUSH for callable subexp.
17142003/02/28: [impl] add opcode OP_CALL, OP_RETURN.
1715                   add stack type STK_CALL_FRAME, STK_RETURN, STK_MEM_END.
17162003/02/26: [spec] add new syntax behavior REG_SYN_STRICT_CHECK_BACKREF_NUMBER.
1717                   if it is setted, then error /(\1)/, /\1(..)/ etc...
17182003/02/26: [spec] if backref number is greater than max group number,
1719                   then return compile error. (REGERR_INVALID_BACKREF_NUMBER)
17202003/02/26: [tune] bad implemented N_ALT case in get_min_match_length().
17212003/02/26: [dist] auto update testc.c and win32/testc.c in dist target.
17222003/02/26: [impl] add -win option to testconv.rb.
17232003/02/25: [spec] allow to assign same name to different group.
1724                   add OP_BACKREF_MULTI.
17252003/02/24: [impl] reduce redundant repeat of empty target.
1726	           ex. /()*/ ==> /()?/, /()+/ ==> /()/, /(?:)+/ ==> //
17272003/02/24: [impl] change condition in regex_is_allow_reverse_match().
17282003/02/24: [impl] convert i(/../, ...) functions in testconv.rb.
17292003/02/24: [impl] change name table struct.
1730
17312003/02/22: Version 1.8.0
1732
17332003/02/22: [new]  named subexp, named back reference.  (thanks akr)
1734                   define: (?<name>...), back-ref: \g<name>
17352003/02/22: [impl] use str_node_can_be_split().
17362003/02/21: [dist] add sample/posix.c
17372003/02/21: [spec] rename some error code symbols.
17382003/02/21: [spec] max number of multibyte ranges(255) is small.
1739                   255 --> 1000.   (thanks MoonWolf)
17402003/02/20: [new]  supported Basic Regular Expression(BRE) in POSIX API.
1741                   (REG_EXTENDED option: Extended RE)
17422003/02/20: [new]  variable syntax.
1743
17442003/02/12: Version 1.7.2
1745
17462003/02/12: [bug]  mismatch /\?a/i.match('?A').
1747                   check raw value in scan_make_node() and scan_backslash().
1748                   (thanks Nobu)
17492003/02/12: [impl] rename 'max_mem' to 'num_mem' in regex_t.
17502003/02/12: [impl] rename 'code' to 'enc' in regex_t.
17512003/02/12: [spec] remove transtable argument in regex_new and regex_recompile.
1752                   remove transtable member in regex_t.
17532003/02/10: [inst] change backup file suffix name from '.orig' to '.ruby_orig'.
1754                   (win32/Makefile)
17552003/02/10: [spec] number check in scan_char_class() ignore-case mode.
1756                   ex. /[\x58-\x64]/i
17572003/02/10: [impl] don't use OP_MEMORY_END_PUSH (and STK_MEM_END).
17582003/02/10: [impl] lift up head_exact value from child qualifier node to parent.
17592003/02/10: [tune] change stack type values.
17602003/02/10: [dist] add HISTORY.
17612003/02/08: [tune] change stack type values.
17622003/02/08: [tune] add STACK_BASE_CHECK().
17632003/02/08: [tune] add STACK_PUSH_ENSURED().
17642003/02/08: [dist] change contents of doc/API.
17652003/02/07: [inst] change backup file suffix name from '.orig' to '.ruby_orig'.
17662003/02/07: [spec] range in char-class should be same spec. with Ruby
1767                   in ignore-case mode. (ex. /[A-c]/i == /[a-c]/i)
1768                   (thanks MoonWolf)
17692003/02/07: [spec] [!--] should be allowed.    (thanks MoonWolf)
17702003/02/07: [dist] refresh re.c.180.patch for re.c (2003-02-06).
1771
17722003/02/07: Version 1.7.1
1773
17742003/02/07: [impl] check first byte of string in ignore-case mode.
1775                   (get_head_exact_node())
17762003/02/07: [impl] remove redundant statements in setup_tree().
17772003/02/06: [new]  create Win32 DLL.
17782003/02/06: [impl] use P_() macro for function prototype.
17792003/02/06: [impl] add HAVE_PROTOTYPE, HAVE_STDARG_PROTOTYPES in
1780                   configure.in and config.h.in.
17812003/02/06: [spec] /[0-9-a]/ is allowed as usual char '-' and 'a' in Ruby.
1782                   add USE_BETTER_COMPATIBILITY_FOR_ORIGINAL_REGEX in
1783                   regint.h.   (thanks MoonWolf)
17842003/02/06: [spec] rename REG_MBCTYPE_XXXX to REG_ENCODING_XXXX in onigposix.h.
17852003/02/05: [spec] rename MBCTYPE_XXXX to REG_MBCTYPE_XXXX in onigposix.h.
17862003/02/05: [spec] add POSIX API error REG_EONIG_THREAD to onigposix.h.
17872003/02/05: [dist] add .cvsignore file.
1788
17892003/02/04: Version 1.7
1790
17912003/02/04: [bug]  typo miss in regex_region_copy().
17922003/02/04: [impl] change THREAD_PASS macro. (regint.h)
17932003/02/04: [dist] add API document file doc/API.
17942003/02/04: [tune] if sub_anchor has ANCHOR_BEGIN_LINE then
1795                   set REG_OPTIMIZE_EXACT_BM in set_optimize_exact_info().
17962003/02/04: [spec] reimplement regex_clone() and it is obsoleted.
17972003/02/04: [bug]  add REGERR_OVER_THREAD_PASS_LIMIT_COUNT
1798                   to regerror.c regposix.c.
17992003/02/03: [bug]  Hankaku-Kana may be second byte in Shift_JIS
1800                   regex_is_allow_reverse_match().
18012003/02/03: [impl] add optimization type REG_OPTIMIZE_EXACT_BM_NOT_REV.
1802                   remove exact_allow_reverse_match member in regex_t.
18032003/02/03: [impl] add exact_allow_reverse_match member in regex_t.
18042003/02/03: [impl] compile-search conflict in regex_search() is handled.
18052003/02/01: [tune] decrease regex_region_clear() calling from regex_search().
18062003/02/01: [tune] remove region argument from match_at().
18072003/01/31: [tune] don't use strlen() in regexec() and regcomp().
18082003/01/31: [tune] decrease regex_reduce_chain() calling in regex_search().
18092003/01/31: [bug]  STRING_CMP() in regexec.c was wrong in ignore-case.
18102003/01/31: [impl] convert to lower-case char at string compile time.
1811                   change SBTRANSCMP() in regexec.c.
18122003/01/31: [impl] rename TTRANS() to TOLOWER().
18132003/01/30: [bug]  .c.o --> .c.obj in win32\Makefile.
18142003/01/30: [impl] add -DNOT_RUBY to Makefile.in.
1815                   NOT_RUBY is referred in regint.h for escape double
1816                   including config.h.
18172003/01/30: [impl] when string hasn't case ambiguity, don't compile
1818                   to ignore case opcode.
18192003/01/29: [impl] add SJIS, UTF-8 test_sb() test.
18202003/01/29: [dist] add INSTALL-RUBY file.
18212003/01/28: [test] success in Cygwin, Ruby 1.8.0 (2003-01-27).
18222003/01/24: [inst] add rback target to Makefile.in.
18232003/01/24: [impl] change SBCMP() -> IS_NEWLINE() in match_at().
18242003/01/23: [impl] add encoding arg to scan_xxxx_number().
18252003/01/23: [impl] rename WCInt to WCINT.
18262003/01/22: [bug]  POSIX API regexec() was not thread safe.
1827                   remove region member from POSIX regex_t.
1828            [new]  add search time option REG_OPTION_POSIX_REGION.
1829                   (region argument is treated as regmatch_t[] type)
1830                   speed up regexec().
18312003/01/22: [memo] start CVS entry in my box.
1832
18332003/01/21: Version 1.6
1834
18352003/01/21: [test] Mac OS X 10.1, Ruby 1.8.0 (2003-01-20)
18362003/01/20: [impl] add UTF-8 check to test.rb.   (thanks UENO Katsuhiro)
18372003/01/18: [impl] change REGION_NOTPOS to REG_REGION_NOTPOS in regex.h.
18382003/01/17: [dist] add sample/simple.c.
18392003/01/17: [inst] add configure option --with-rubydir.
18402003/01/17: [bug]  bad implemeted POSIX API options.
1841                   default:     /./ not match "\n", anchor not match "\n"
1842                   REG_NEWLINE: /./ not match "\n", anchor match "\n"
18432003/01/16: [impl] rewrite POSIX API regexec() for speed up.
18442003/01/16: [impl] add region member to POSIX regex_t struct.
18452003/01/16: [inst] rename library file from 'libregex.a' to 'libonig.a'.
18462003/01/15: [dist] add testc.c to distribution file.
18472003/01/15: [test] success in 'make rtest/ctest/ptest' on Windows 2000.
18482003/01/15: [bug]  change '/' to \' in win32/Makefile.
18492003/01/14: [test] success in Ruby make test on Windows 2000.
1850                   VC++6.0, Ruby 1.6.8 (2003-01-12)
18512003/01/14: [inst] change Makefile.in and win32/Makefile.
18522003/01/11: [inst] changes for Win32 platform. (regint.h, reggnu.c, regcomp.c)
18532003/01/11: [dist] add win32 directory. (config.h, Makefile, testc.c)
18542003/01/10: [inst] add onigposix.h to install target. (Makefile.in)
18552003/01/10: [bug]  lacked a comma in ESTRING[]. (regposerr.c)
18562003/01/10: [bug]  local variable name was wrong. buf -> tbuf (regerror())
18572003/01/10: [spec] remove REG_RUBY_M17N case from onigposix.h and regposix.c.
1858
18592003/01/09: Version 1.5
1860
18612003/01/09: [inst] replace Ruby re.c.XXX.patch files. (166 -> 168, 172 -> 180)
18622003/01/09: [new]  implement POSIX API.   (thanks knu)
1863                   (onigposix.h, regposix.c, regposerr.c)
18642003/01/08: [spec] remove REGERR_END_PATTERN_AFTER_BACKSLASH in regex.h.
18652003/01/08: [spec] region arg can be NULL in regex_search() and regex_match().
1866
18672003/01/08: Version 1.4
1868
18692003/01/08: [inst] add test program converter (test.rb -> testc.c).
18702003/01/08: [bug]  move GET_WCINT() from regcomp.c to regint.h.
18712003/01/07: [inst] add new test script (test.rb).
18722002/12/30: [bug]  wrong merge in multibyte mode (alt_merge_opt_exact_info()).
18732002/12/28: [inst] add rtest target to Makefile.in.
18742002/12/28: [bug]  /\xfe/.match("\xfe") mismatch in multibyte mode.
1875                   add "raw" flag arg to concat_opt_exact_info_str().
18762002/12/25: [bug]  check condition was wrong in alt_merge_opt_map_info().
18772002/12/25: [impl] add threshold_len check in regex_search().
18782002/12/23: [bug]  prec-read in alternative (/a|(?=z).f/.match("zf") => nil)
18792002/12/23: [bug]  \G in alternative (/a|\Gz/.match("bza") => "z").
1880                   add start member in MatchArg. (regexec.c)
18812002/12/21: [impl] **** rewrite all optimization process. ****
18822002/12/16: [impl] remove node subtype EFFECT_EMPTY.
18832002/12/12: [impl] reconstruct node types. (regcomp.c)
18842002/12/11: [impl] add regerror.c
18852002/12/10: [bug]  [ruby-dev:19042] (thanks Nobu)
1886                   anchor(\G etc...) influenced outside of "|". (/a|\Gb/)
18872002/11/30: [bug]  [ruby-dev:18966] (thanks Nobu)
1888                   char-class(\S, [^\s] etc...) optimize map-info was wrong.
18892002/11/29: [bug]  infinite loop on NULL-pointer str search (regex_search()).
1890                   (thanks matz)
18912002/11/29: [bug]  change static -> extern (regex_chain_reduce()).
18922002/11/29: [bug]  change encoding to RegDefaultCharEncoding
1893                   in re_recompile_pattern(). (adapt to re.c)
18942002/04/24: [spec] USE_ONIGURUMA_EXTENSION is disabled in default.
18952002/04/24: [new]  add searching time option: REG_OPTION_NOTBOL/NOTEOL.
1896                   add searching time option argument to regex_search() and
1897                   regex_match(). (prepare for POSIX API)
18982002/04/20: [impl] divide regex.c file into regcomp.c, regexec.c, reggnu.c
1899                   and regint.h.
19002002/04/09: [impl] move IS_MULTILINE() to outside of loop in OP_ANYCHAR_STAR.
19012002/04/08: [impl] don't use OP_REPEAT operator for '??'.
19022002/04/06: [impl] reduce redundant nested repeat operators(?,*,+,??,*?,+?).
1903                   ex. (?:a*)?, (?:a??)* etc..
19042002/04/06: [spec] should not warn for /(?:a?)+?/.
19052002/04/04: [spec] should allow fixed length alternative and repeat pattern
1906                   in look-behind. ex. /(?<=(a|b){3})/  (thanks Guy Decoux)
19072002/04/02: [spec] should warn for /(?:a+)?/ and /(?:a*)??/.  (thanks akr)
1908
19092002/04/01: Version 1.3
1910
19112002/04/01: [dist] add COPYING.
19122002/03/30: [spec] warn redundant nested repeat operator
1913                   in Ruby verbose mode.  ex. (?:a*)?
19142002/03/30: [spec] nested repeat operator error check should be
1915                   same with GNU regex.             (thanks Guy Decoux)
19162002/03/30: [new]  add \x{hexadecimal-wide-char}.   (thanks matz)
19172002/03/27: [bug]  MBCTYPE_XXX symbol values should be same with GNU regex.
19182002/03/27: [impl] add THREAD_ATOMIC to regex_clone(), regex_init(), regex_end().
19192002/03/25: [spec] if encoding is utf-8, allow combination of singlebyte and
1920                   multibyte code range in char class.
1921                   (cancelled 2002/04/01: for M17N compatibility)
19222002/03/25: [dist] description of the license condition is added to README.
19232002/03/23: [bug]  should set all bits of reg->mem_stats,
1924                   if REG_OPTION_FIND_LONGEST or REG_OPTION_NOT_EMPTY.
19252002/03/23: [new]  add a new option REG_OPTION_NOT_EMPTY.
19262002/03/20: [spec] allow incompleted left brace as an usual char.
1927                   ex. /{/, /({)/, /a{2,3/ etc...
19282002/03/20: [impl] serialize integer in bytecode.
1929                   (switch by UNALIGNED_WORD_ACCESS in regex.c)
19302002/03/20: [impl] change re_mbcinit() for REG_RUBY_M17N.
19312002/03/19: [impl] word alignment of char class multi-byte code ranges.
19322002/03/19: [impl] replace OP_EXACTMB4N with OP_EXACTMB3N.
19332002/03/19: [bug]  OP_CCLASS_MB_NOT process in matchAt() is wrong.
19342002/03/19: [new]  add re_mbctab[] for Ruby extension library compatibility.
19352002/03/19: [spec] allow nested repeat operator, if operator is {n,m} type.
19362002/03/19: [new]  add REG_IS_PATTERN_ERROR(ecode) in regex.h
19372002/03/18: [spec] /[a-b-c]/ should be error.
19382002/03/18: [bug]  /[\w-a]/ should be error.        (thanks Guy Decoux)
19392002/03/18: [bug]  /[\]/ should be error.           (thanks Guy Decoux)
19402002/03/18: [bug]  /()*/ etc.. should not be error. (thanks Guy Decoux)
19412002/03/18: [spec] /a{1}*/ should not be error.     (thanks Guy Decoux)
19422002/03/18: [bug]  ab{2}{3} was interpreded to (?:a(?:b{2})){3}
1943                   (thanks Guy Decoux)
19442002/03/18: [bug]  abort /(?i)*a/ etc...            (thanks Guy Decoux)
19452002/03/18: [bug]  abort /a|*/,/a|{1}/ etc...       (thanks Guy Decoux)
1946
19472002/03/13: Version 1.2
1948
19492002/03/13: [test] success in rubicon/builtin/AllBuiltinTests.rb.
1950                   (thanks rubicon)
19512002/03/13: [bug]  OP_EXACTMBN process in matchAt() is wrong.
19522002/03/13: [bug]  start argument of BackwardSearchRange() is wrong.
19532002/03/12: [spec] change function name style from CamelCase
1954                   to underline_separation. (includes API)
19552002/03/12: [bug]  if pattern has nested null-check, cause infinite loop.
1956                   correct STACK_NULL_CHECK() macro. (thanks Guy Decoux)
19572002/03/11: [bug]  it is wrong that four numbers to continue as
1958                   an octal value in scanBackSlash(). ex. /\0111/
1959                   (thanks matz)
19602002/03/11: [new]  \k (single-byte word char), \K (multi-byte char).
19612002/03/09: [inst] add two targets to Makefile.in (166 and 172).
19622002/03/09: [spec] decrease REG_MAX_BACKREF_NUM, REG_MAX_REPEAT_NUM
1963                   values.
19642002/03/08: [spec] allow use of "\A"(begin-buf) in look-behind.
19652002/03/08: [impl] add a new opcode OP_PUSH_IF_PEEK_NEXT.
19662002/03/08: [impl] add a new opcode OP_ANYCHAR_STAR_PEEK_NEXT.
19672002/03/07: [spec] prohibit use of capture group "(...)"
1968                   in negative look-behind.
19692002/03/07: [inst] add configure.in, config.h.in, Makefile.in.
19702002/03/07: [impl] call Init_REGEX_STAT() in RegexInit().
19712002/03/07: [spec] less length string match with negative look-behind.
1972                   ex. /(?<!XXX)a/.match("Xa").    (thanks Nobu)
19732002/03/06: [impl] expand repeated string, if expanded length <= 100.
1974                   ex. /(?:abc){10}/
19752002/03/06: [new]  add a symbol REG_TRANSTABLE_USE_DEFAULT in regex.h.
19762002/03/06: [impl] rename RegDefaultCharCode to RegDefaultCharEncoding.
19772002/03/06: [bug]  if pattern has NULL(\000) char, infinite loop happens
1978                   in ScanMakeNode(). (beware of strchr(). thanks Nobu)
19792002/03/06: [bug]  range argument of ForwardSearchRange() is wrong.
1980                   ex. /\A.a/, /\G.a/ mismatched with "aa". (thanks Nobu)
19812002/03/05: [new]  add RegexMatch() API. rename regexMatch() to matchAt().
19822002/03/05: [impl] change function definition style.
19832002/03/05: [impl] abolish use of macro symbol which name begin with underline.
19842002/03/04: [bug]  make up a break-statement in compileTree().
1985                   (compile error on Mac OS X 10.1.3)
1986
19872002/03/04: Version 1.1
1988
19892002/03/04: [impl] replace STK_BOTTOM with STK_ALT.
19902002/03/02: [impl] add new opcode OP_FINISH and new stack type
1991                   STK_BOTTOM for (little bit) speed up STACK_POP.
19922002/03/02: [impl] add new opcode OP_EXACT1_IC, OP_EXACTN_IC
1993                   for compile time ignore case check.
1994                   remove opcode OP_EXACT1_RAW, OP_EXACTN_RAW.
19952002/03/02: [impl] add OpTime info to statistical data.
19962002/02/28: [bug]  sub_anchor($) in ForwardSearch() and BackwardSearch().
1997                   ex. /$\x0az/.match("\nz")
19982002/02/28: [new]  look-behind (?<=pattern), (?<!pattern).
19992002/02/27: [bug]  use StackIndex instead of StackType* for realloc problem.
20002002/02/27: [impl] use m17n_codepoint() as mb2wc() in REG_RUBY_M17N.
20012002/02/27: [spec] undefined POSIX bracket /[[:xyz:]]/ should be syntax error.
20022002/02/26: [bug]  ex. /$*/, /[a-]/, /((?i)a)b/   (thanks matz)
2003
20042002/02/25: Version 1.0 (first release)
2005
2006--
2007[bug:  bug fix]
2008[API:  API change/new/delete]
2009[new:  new feature]
2010[spec: specification change]
2011[impl: implementation change]
2012[tune: tune for speed up]
2013[inst: changes for installation]
2014[dist: distribution change]
2015[test: test]
2016[dev:  development]
2017[memo: memo]
2018--
2019<create tag>
2020svn copy file:///home/kosako/svnreps/svnrep_onig/trunk file:///home/kosako/svnreps/svnrep_onig/tags/5.0.0 -m "ADD TAG: 5.0.0"
2021
2022<set ignore files by .cvsignore>
2023svn propset svn:ignore -F .cvsignore .
2024svn commit -m "..."
2025
2026
2027<CVS: show all tags>
2028cvs history -T
2029
2030<CVS: add tag>
2031cvs rtag "VERSION_X_X_X" oniguruma
2032
2033
2034<GNU Autotools: bootstrap>
2035* write Makefile.am and configure.in.
2036> aclocal
2037> libtoolize   or   glibtoolize
2038> automake --foreign --add-missing
2039> autoconf
2040> configure --with-rubydir=... CFLAGS="-O2 -Wall"
2041
2042
2043<GNU libtool: version management>
2044
2045  VERSION = current:revision:age
2046
2047  current:  interface number (from 0)
2048  revision: implementation number of same interface (from 0)
2049  age:      number of supported previous interfaces
2050            (if current only supported then age == 0)
2051
2052//END
2053