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authorJörg Frings-Fürst <debian@jff-webhosting.net>2014-08-12 21:06:31 +0200
committerJörg Frings-Fürst <debian@jff-webhosting.net>2014-08-12 21:06:31 +0200
commit0dbf3761f6b98e5c16c9bfa0306ae5d3257d081f (patch)
treeb122da5e29b81eb5489734f477afb645422980d0 /HISTORY
Imported Upstream version 5.9.5upstream/5.9.5
Diffstat (limited to 'HISTORY')
-rw-r--r--HISTORY2071
1 files changed, 2071 insertions, 0 deletions
diff --git a/HISTORY b/HISTORY
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+++ b/HISTORY
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+History
+
+2013/10/21: Version 5.9.5
+
+2013/10/21: [impl] escape warnings for -Wall. (regparse.c)
+2013/10/21: [bug] fixes an issue on Windows x64. (thanks Anatoliy Belsky)
+ The issue was discovered in PHP, see https://bugs.php.net/64769.
+2013/10/21: [impl] remove unused variable. (regcomp.c)
+
+2013/04/04: Version 5.9.4
+
+2013/04/04: [dev] remove Makefile.in from git repository.
+2013/04/04: [dist] add oniguruma.pc.in file. (for pkg-config)
+ (thanks Giulio Paci)
+
+2012/10/26: Version 5.9.3
+
+2012/10/15: remove warnings "test: =: unary operator expected" in ./configure.
+ (thanks t_okazaki)
+2012/10/15: fix print_tree ENCLOSE_OPTION bug. (thanks Suraj N. Kurapati)
+
+2010/01/09: Version 5.9.2
+
+2010/01/05: [bug] fix utf16be_code_to_mbc() and utf16le_code_to_mbc().
+2008/09/16: [bug] fix memory leaks in parse_exp().
+2008/08/01: [bug] fix memory leaks.
+2008/06/17: [bug] invalid type of argument was used
+ in onig_st_lookup_strend().
+2008/06/16: [bug] invalid CaseFoldMap entry in ISO-8859-5. 0xdf -> 0xde
+2008/02/19: [new] add: onig_reg_init().
+2008/02/19: [new] add: onig_free_body().
+2008/02/19: [new] add: onig_new_without_alloc().
+2008/02/19: [API] rename onig_alloc_init() to onig_reg_init(),
+ and argument type changed.
+2008/01/31: [impl] move UTF16_IS_SURROGATE_XXX() to regenc.h.
+2008/01/30: [bug] (thanks akr)
+ fix euctw_islead().
+2008/01/23: [bug] update enc/koi8.c.
+
+2007/12/22: Version 5.9.1
+
+2007/12/21: [impl] add sprint_byte().
+2007/11/28: [bug] (thanks Andy Armstrong)
+ don't overwrite error code in fetch_name().
+2007/11/12: [bug] utf8 mbc length of code 0xfe, 0xff are not 1,
+2007/10/23: [spec] onig_enc_len() takes three arguments. (not used)
+2007/10/15: [impl] (thanks Rui Hirokawa)
+ add check HAVE_STDARG_H.
+2007/09/07: [API] rename enc_len() to onig_enc_len() in oniguruma.h.
+2007/09/04: [API] remove ONIGENC_ERR_XXXXX.
+2007/09/03: [API] add error ONIGERR_INVALID_CODE_POINT_VALUE.
+2007/09/03: [impl] change error message to "invaid code point value"
+ for ONIGERR_INVALID_WIDE_CHAR_VALUE.
+2007/09/03: [bug] xxx_code_to_mbclen() should return
+ ONIGERR_INVALID_WIDE_CHAR_VALUE for invalid code point.
+ ex. /[\x{7fffffff}]/ for ASCII encoding.
+2007/08/28: [impl] remove "warning: no previous declaration ...".
+2007/08/21: [impl] remove warnings in enc/mktable.c.
+2007/08/20: [impl] remove "warning: unused parameter"
+2007/08/20: [impl] remove "warning: comparison between signed and unsigned".
+2007/08/06: [impl] remove clear_not_flag_cclass().
+2007/08/03: [bug] fix the case of undefined USE_NAMED_GROUP.
+2007/08/02: [spec] add backref by number.
+2007/08/01: [API] add OnigCtype.
+2007/07/27: [spec] add USE_CASE_FOLD_IS_APPLIED_INSIDE_NEGATIVE_CCLASS.
+2007/07/24: [impl] define PLATFORM_UNALIGNED_WORD_ACCESS.
+2007/07/23: [dist] fix doc/FAQ.ja.
+
+2007/07/14: Version 5.9.0
+
+2007/07/13: [bug] add check into onig_reduce_nested_quantifier().
+2007/06/26: [spec] (thanks K.Takata)
+ ONIG_OPTION_SINGLELINE: '$' -> '\Z' (as Perl)
+2007/06/26: [dist] (thanks K.Takata)
+ fix documents API and API.ja.
+2007/06/19: [impl] remove IS_NOT_NULL() check before onig_node_free().
+2007/06/18: [bug] (thanks KUBO Takehiro)
+ WORD_ALIGNMENT_SIZE must be sizeof(OnigCodePoint).
+2007/06/18: [impl] rename CClassNode flags.
+2007/06/18: [bug] initialization miss.
+2007/06/13: [impl] change node type reference NXXXX.
+2007/06/11: [impl] add node type bit.
+2007/06/11: [spec] allow anchor in enclosed repeater. /(\z)*/
+2007/06/11: [impl] rename node types.
+2007/06/08: [impl] remove OP_SET_OPTION_PUSH and OP_SET_OPTION from match_at().
+2007/06/07: [impl] use xvsnprintf().
+2007/06/06: [tune] don't set qn->next_head_exact for string first byte is zero.
+2007/06/06: [impl] remove unused variables.
+
+2007/06/04: Version 5.8.0
+
+2007/06/04: [impl] add #ifndef vsnprintf into regint.h.
+2007/05/31: [dist] add configure option '--enable-crnl-as-line-terminator'.
+2007/05/30: [dist] add sample/crnl.c.
+2007/05/30: [bug] should check USE_CRNL_AS_LINE_TERMINATOR case
+ in onig_search().
+2007/05/29: [impl] move USE_CRNL_AS_LINE_TERMINATOR into regenc.h.
+2007/05/29: [impl] should check USE_NEWLINE_AT_END_OF_STRING_HAS_EMPTY_LINE
+ in forward_search_range() and backward_search_range().
+
+2007/04/27: Version 5.7.0
+
+2007/04/20: [spec] add config USE_MATCH_RANGE_IS_COMPLETE_RANGE.
+2007/04/20: [impl] refactoring in match_at().
+
+2007/04/12: Version 5.6.1
+
+2007/04/12: [bug] must not use UChar in oniguruma.h.
+2007/04/09: [impl] change STATE_CHECK_BUFF_MAX_SIZE value from 0x8000
+ to 0x4000. [ruby-core:10883]
+
+2007/04/04: Version 5.6.0 (mourning for Hideo Takamatsu)
+
+2007/04/03: [spec] add new notation (?'name'), \k'name', \g'name'.
+2007/04/03: [impl] remove unused variable.
+2007/03/26: [impl] add 'void' to function declarations.
+
+2007/03/06: Version 5.5.3
+
+2007/03/06: [bug] add #include <malloc.h> for bcc32.
+ (In bcc32, alloca() is declared in malloc.h.)
+2007/03/02: [bug] invalid optimization for semi-end-buf in onig_search().
+ ex. /\n\Z/.match("aaaaaaaaaa\n")
+2007/03/02: [impl] move range > start check position in end_buf process.
+
+2007/01/09: Version 5.5.2
+
+2007/01/09: [impl] rename USE_EXTERNAL_LOWER_CASE_CONV_TABLE.
+2007/01/05: [tune] select_opt_exact_info() didn't work for empty info.
+ ex. /.a/ make MAP info instead of EXACT info.
+2006/12/28: [impl] add print_enc_string() for ONIG_DEBUG mode.
+
+2006/12/22: Version 5.5.1
+
+2006/12/22: [impl] rename ADD_PAD_TO_SHORT_BYTE_STRING
+ . to USE_PAD_TO_SHORT_BYTE_CHAR.
+2006/12/21: [spec] should check too short multibyte char in parse_exp().
+ add ADD_PAD_TO_SHORT_BYTE_STRING.
+ ex. /\x00/ in UTF16 should be error.
+
+2006/12/06: Version 5.5.0
+
+2006/12/05: [bug] should add unfold-1 codes from folded code into
+ onigenc_unicode_get_case_fold_codes_by_str().
+ (ex. "S" -> "s" -> 0x017f)
+2006/12/05: [new] add flag ONIGENC_CASE_FOLD_TURKISH_AZERI and
+ USE_UNICODE_CASE_FOLD_TURKISH_AZERI. (disabled in default)
+2006/12/04: [spec] remove ONIGENC_CASE_FOLD_FULL.
+2006/11/30: [impl] remove unnecessary check in xxx_mbc_case_fold().
+
+2006/11/29: Version 5.4.0
+
+2006/11/28: [spec] INTERNAL_ONIGENC_CASE_FOLD_MULTI_CHAR is enabled in
+ default case fold status.
+2006/11/28: [spec] rename ONIGENC_CASE_FOLD_MULTI_CHAR to
+ INTERNAL_ONIGENC_CASE_FOLD_MULTI_CHAR.
+2006/11/28: [impl] remove USE_UNICODE_CASE_FOLD_MULTI_CHAR.
+2006/11/28: [impl] remove Fold[123]Table and add FoldTable.
+2006/11/27: [impl] change tool/unicode_fc.rb to see CaseFolding.txt.
+2006/11/24: [bug] should call callback for to[j] <-> to[k] in
+ onigenc_unicode_apply_all_case_fold().
+
+2006/11/22: Version 5.3.0
+
+2006/11/22: [dist] add index_ja.html.
+2006/11/22: [impl] undef ONIG_ESCAPE_UCHAR_COLLISION in regint.h and regenc.h.
+2006/11/21: [bug] invalid array access.
+2006/11/21: [impl] escape UChar collision from config.h.
+2006/11/20: [new] add Hiragana/Katakana properties into Shift_JIS.
+2006/11/20: [impl] fix CR_Katakana[] values in EUC-JP.
+2006/11/17: [impl] declare strend hash table functions in regint.h.
+2006/11/17: [impl] move property list functions to regenc.c.
+2006/11/17: [new] add Hiragana/Katakana properties into EUC-JP.
+2006/11/15: [impl] remove NOT_RUBY from AM_CFLAGS.
+
+2006/11/14: Version 5.2.0
+
+2006/11/14: [impl] remove program codes for Ruby.
+2006/11/14: [impl] reduce program codes for Ruby.
+2006/11/10: [bug] 0x24, 0x2b, 0x3c, 0x3d, 0x3e, 0x5e, 0x60, 0x7c, 0x7e
+ should be [:punct:].
+2006/11/09: [new] (thanks Byte)
+ add new character encoding CP1251.
+2006/11/08: [impl] rename QUALIFIER -> QUANTIFIER.
+
+2006/11/07: Version 5.1.0
+
+2006/11/07: [dist] remove test.rb, testconv.rb and testconvu.rb.
+2006/11/07: [bug] get_case_fold_codes_by_str() should handle 'Ss' and 'sS'
+ combination for ess-tsett.
+2006/11/07: [impl] apply_all_case_fold() doesn't need to return all
+ case character combination for multi-character folding.
+ (ONIGENC_CASE_FOLD_MULTI_CHAR)
+2006/11/07: [bug] (thanks Byte)
+ add { 0xa3, 0xb3 } to CaseFoldMap[] for KOI8-R.
+2006/11/06: [spec] change ONIG_OPTION_FIND_LONGEST to search all of
+ the string range.
+ add USE_FIND_LONGEST_SEARCH_ALL_OF_RANGE.
+2006/11/02: [impl] re-implement expand_case_fold_string() for
+ ONIGENC_CASE_FOLD_MULTI_CHAR.
+2006/10/30: [impl] add NSTR_DONT_GET_OPTINFO flag.
+2006/10/30: [impl] (thanks K.Takata)
+ add THREAD_SYSTEM_INIT and THREAD_SYSTEM_END.
+2006/10/30: [bug] (thanks Wolfgang Nadasi-Donner)
+ invalid offset value was used in STATE_CHECK_BUFF_INIT().
+2006/10/27: [tune] speed up ONIGENC_MBC_CASE_FOLD() for UTF-16, UTF-32.
+ (ASCII code check)
+2006/10/27: [tune] (thanks Kornelius Kalnbach)
+ String#scan for long string needs long time compare with
+ old Ruby
+ by initialization time for combination explosion check
+ ex. ("test " * 100_000).scan(/\w*\s?/)
+ change STATE_CHECK_BUFF_MAX_SIZE from 0x8000000 to 0x8000.
+ reduce initialization area of state_check_buff.
+2006/10/25: [impl] add DISABLE_CASE_FOLD_MULTI_CHAR().
+
+2006/10/23: Version 5.0.1
+
+2006/10/23: [bug] should fold string in expand_case_fold_string().
+2006/10/23: [bug] (thanks Km)
+ too many case fold/unfold expansion problem.
+ don't expand and set ambig flag to the string node.
+ (except ONIGENC_CASE_FOLD_MULTI_CHAR).
+2006/10/23: [bug] (thanks K.Takata)
+ invalid \p{Alnum}, \p{ASCII}, [:alnum:], [:ascii:].
+ fix OnigEncAsciiCtypeTable[] etc...
+2006/10/23: [spec] (thanks K.Takata)
+ add [:word:] POSIX bracket.
+2006/10/23: [bug] (thanks K.Takata)
+ \p{Word} doesn't work.
+2006/10/20: [impl] don't expand for AMBIG_FLAG string in
+ expand_case_fold_string().
+
+2006/10/19: Version 5.0.0
+
+2006/10/18: [bug] ONIGENC_GET_CASE_FOLD_CODES_MAX_NUM should be 13.
+2006/10/18: [impl] remove unused functions.
+2006/10/18: [dist] update documents.
+2006/10/18: [API] move OnigMetaCharTableType to OnigSyntaxType.
+2006/10/18: [dev] add too/unicode_fc.rb, unicode_pc.rb.
+2006/10/18: [dist] remove MANIFEST-RUBY from distribution.
+2006/10/18: [bug] return duplicated code in
+ onigenc_unicode_get_case_fold_codes_by_str().
+2006/10/18 [API] remove ONIG_SYN_OP2_CHAR_PROPERTY_PREFIX_IS.
+2006/10/18: [dev] add tool/19.
+2006/10/18: [dist] remove target 19 from Makefile.am.
+2006/10/17: [dist] add enc/unicode.c to target 19 of win32/Makefile.
+2006/10/17: [impl] change type for escape VC++ warning.
+2006/10/17: [API] rename ONIGENC_CASE_FOLD_NONE to ONIGENC_CASE_FOLD_MIN.
+2006/10/17: [dist] remove INSTALL-RUBY from distribution.
+2006/10/17: [dist] update LTVERSION to "2:0:0".
+2006/10/17: [impl] remove warnings for [make CFLAGS="-g -O2 -Wall"]
+ in the case USE_UNICODE_PROPERTIES and
+ USE_UNICODE_CASE_FOLD_MULTI_CHAR are undefined.
+2006/10/17: [impl] remove warnings for [make CFLAGS="-g -O2 -Wall"].
+2006/10/17: [impl] re-implement onigenc_unicode_apply_all_case_fold().
+ multi-char by case folded char-class is treated as
+ caseless-string (ambig flag on).
+ enable OP_EXACT1_IC and OP_EXACTN_IC.
+2006/10/16: [bug] unfold expand for 1->2, 1->3 folding in
+ onigenc_unicode_apply_all_case_fold().
+ add CaseFoldExpand_12[], CaseFoldExpand_13[].
+2006/10/16: [bug] (thanks Akinori Musha)
+ first argument of rb_warn() should be format string.
+2006/10/16: [impl] add msa.state_check_buff_size initialization
+ in onig_search().
+2006/10/16: [spec] re-implement Unicode Caseless Match codes.
+2006/10/10: [bug] should call onig_st_free_table() in
+ onig_free_shared_cclass_table().
+2006/10/10: [impl] remove OnigCompCaseFoldCodes.
+2006/10/10: [impl] remove onigenc_ascii_is_mbc_ambiguous() and
+ onigenc_mbn_is_mbc_ambiguous().
+2006/10/10: [API] remove is_mbc_ambiguous() member from OnigEncodingType.
+2006/10/10: [API] rename onig_set_default_ambig_flag() to
+ onig_set_default_case_fold_flag(),
+ onig_get_default_ambig_flag() to
+ onig_get_default_case_fold_flag(),
+ onig_get_ambig_flag() to onig_get_case_fold_flag().
+2006/10/10: [API] rename ambig_flag to case_fold_flag.
+2006/10/10: [API] rename OnigAmbigType to OnigCaseFoldType.
+2006/10/10: [impl] rename ONIGENC_IS_CODE_SB_WORD() to IS_CODE_SB_WORD()
+ and move to regint.h.
+2006/10/10: [impl] remove OP_WORD_SB and OP_WORD_MB.
+2006/10/10: [impl] remove OP_EXACT1_IC and OP_EXACTN_IC from match_at().
+2006/10/10: [impl] should free new_str in expand_case_fold_string().
+2006/10/06: [dist] add test entrys to sample/encode.c.
+2006/10/06: [impl] re-implement caseless match (case-fold).
+2006/10/06: [impl] expand string node by case fold variations.
+ add expand_case_fold_string().
+2006/10/05: [spec] rename OnigCompAmbigCodeItem to OnigCaseFoldCodeItem.
+2006/10/05: [spec] add apply_all_case_fold() and get_case_fold_codes_by_str()
+ to OnigEncodingType.
+2006/10/05: [spec] remove ambig_flag, get_all_pair_ambig_codes() and
+ get_all_comp_ambig_codes() member from OnigEncodingType.
+2006/10/03: [impl] rename mbc_to_normalize() to mbc_case_fold().
+2006/10/03: [spec] rename ONIGENC_AMBIGUOUS_MATCH_XXX
+ to ONIGENC_CASE_FOLD_XXX.
+ rename ONIGENC_CASE_FOLD_COMPOUND
+ to ONIGENC_CASE_FOLD_MULTI_CHAR.
+2006/10/02: [impl] remove all ONIG_RUBY_M17N part.
+2006/09/29: [impl] initialize state_check_buff_size in STATE_CHECK_BUFF_INIT().
+ make valgrind happy.
+2006/09/22: [impl] remove parse time ctype values (CTYPE_WORD etc...)
+2006/09/22: [ruby] enable USE_BACKREF_AT_LEVEL for Ruby mode.
+2006/09/22: [spec] (thanks Allan Odgaard)
+ allow upper case letter as the first character
+ of group name.
+ fetch_name() and fetch_name_with_level()
+2006/09/21: [impl] convert to ascii for parameter string in
+ onig_error_code_to_str().
+ add enc member into OnigErrorInfo.
+2006/09/21: [dist] update documents for Unicode Property.
+2006/09/21: [new] add Unicode Properties. (enc/unicode.c)
+ Any, Assigned, C, Cc, L, Lm, Arabic, Greek etc...
+2006/09/21: [impl] add USE_UNICODE_PROPERTIES into regenc.h.
+2006/09/21: [impl] remove USE_UNICODE_FULL_RANGE_CTYPE.
+2006/09/20: [impl] change ONIGENC_CTYPE_XXXX to sequencial values.
+ add BIT_CTYPE_XXXX bit flags to regenc.h.
+ update XXXX_CtypeTable[] for BIT_CTYPE_ALNUM.
+2006/09/19: [memo] move from CVS to Subversion (1.3.2).
+2006/09/19: [impl] (thanks KOYAMA Tetsuji)
+ HAVE_STDARG_PROTOTYPES was not defined in Mac OS X
+ by Xcode 2.4(gcc 4.0.1) problem. [php-dev 1312] etc...
+2006/09/15: [bug] (thanks Allan Odgaard)
+ out of range access in bm_search_notrev().
+ (p < s)
+2006/09/13: [impl] add ONIGENC_CTYPE_ENC_EXT flag.
+2006/09/13: [spec] remove 'Is' prefix check for property name
+ from fetch_char_property_to_ctype().
+2006/09/13: [API] add property_name_to_ctype member to OnigEncodingType.
+2006/09/12: [spec][ruby] add ONIG_SYN_OP2_ESC_P_BRACE_CHAR_PROPERTY and
+ ONIG_SYN_OP2_ESC_P_BRACE_CIRCUMFLEX_NOT to OnigSyntaxRuby.
+
+2006/09/08: Version 4.4.2
+
+2006/09/08: [test] success in ruby 1.9.0 (2006-08-22) [i686-linux].
+2006/09/08: [bug] (thanks K.Takata)
+ out of range access in bm_search_notrev().
+2006/09/04: [spec] (thanks K.Takata)
+ allow look-behind in negative look-behind.
+ ex. /(?<!(?<=a)b|c)d/
+
+2006/08/29: Version 4.4.1
+
+2006/08/29: [test] success in ruby 1.9.0 (2006-08-22) [i686-linux].
+2006/08/29: [dist] (thanks Seiji Masugata)
+ add configure option --enable-combination-explosion-check
+
+2006/08/25: Version 4.4.0
+
+2006/08/25: [test] success in ruby 1.9.0 (2006-08-22) [i686-linux].
+2006/08/25: [impl] add_state_check_num() should be enclosed in
+ ifdef USE_COMBINATION_EXPLOSION_CHECK.
+2006/08/23: [spec] config USE_COMBINATION_EXPLOSION_CHECK is enabled
+ in Ruby mode only.
+2006/08/22: [impl] remove last line comma in enum OpCode.
+2006/08/22: [impl] remove OP_STATE_CHECK_ANYCHAR_STAR_PEEK_NEXT and
+ OP_STATE_CHECK_ANYCHAR_ML_STAR_PEEK_NEXT.
+2006/08/22: [impl] remove OP_BACKREF3.
+
+2006/08/21: Version 4.3.1
+
+2006/08/21: [test] success in ruby 1.9.0 (2006-07-28) [i686-linux].
+2006/08/21: [impl] change stack type values
+ and re-define STK_MASK_TO_VOID_TARGET etc...
+2006/08/21: [impl] set repeat_range[].upper to 0x7fffffff as infinite.
+2006/08/21: [impl] add STATE_CHECK_BUFF_MALLOC_THRESHOLD_SIZE.
+2006/08/21: [impl] reduce (?:a*){n,m}, (?:a+){n,m} => (?:a*){n,n}, (?:a+){n,n}
+2006/09/21: [impl] reduce (a*){n,m}, (a+){n,m} => (a*){n,n}, (a+){n,n}
+ if backreference is not used.
+2006/08/17: [bug] should check scan_env.num_call > 0 for backrefed pattern
+ in combination explosion check.
+
+2006/08/17: Version 4.3.0
+
+2006/08/17: [test] success in ruby 1.9.0 (2006-07-28) [i686-linux].
+2006/08/17: [new] add config USE_COMBINATION_EXPLOSION_CHECK.
+ check /(.+)*/, /(\s*foo\s*)*/ etc...
+ [API] add num_comb_exp_check member in regex_t.
+ [dist] change LTVERSION value to "1:0:0" in configure.in.
+2006/08/15: [bug] OP_REPEAT_INC process in match_at().
+ should check repeat-count >= range-upper and
+ range-upper may be infinite.
+
+2006/08/11: Version 4.2.3
+
+2006/08/11: [test] success in ruby 1.9.0 (2006-07-28) [i686-linux].
+2006/08/10: [impl] remove double call in set_qualifier().
+2006/08/10: [impl] remove by_number member in QualifierNode.
+2006/08/09: [impl] remove a comma at the end of enum ReduceType
+ for escape warning on Mac OS X.
+2006/08/07: [impl] remove warning in regcomp.c.
+2006/08/07: [spec] move definition of USE_BACKREF_AT_LEVEL into NOT_RUBY.
+
+2006/08/03: Version 4.2.2
+
+2006/08/03: [test] success in ruby 1.9.0 (2006-07-28) [i686-linux].
+2006/08/03: [bug] (thanks Hiroyuki Yamamoto)
+ segmentation fault in regexec(). (POSIX API)
+2006/08/02: [bug] combination of \G in look-ahead/look-behind and other
+ anchors(\A, \z, \Z) cause invalid result.
+ ex. /(?!\G)a\z/.match("ba")
+ start arg. of MATCH_ARG_INIT() should be original
+ arg. of onig_search().
+
+2006/07/31: Version 4.2.1
+
+2006/07/31: [test] success in ruby 1.9.0 (2006-07-28) [i686-linux].
+2006/07/31: [bug] (thanks Kimura Minoru)
+ re-implement bm_search_notrev().
+2006/07/31: [impl] bm_search_notrev() refactoring.
+2006/07/31: [bug] (thanks Kimura Minoru)
+ fix incomplete multibyte string in exact info.
+2006/07/31: [impl] (thanks Seiji Masugata)
+ remove cast in va_init_list() for Intel C Compiler.
+
+2006/07/18: Version 4.2.0
+
+2006/07/18: [test] success in ruby 1.9.0 (2006-03-01) [i686-linux].
+2006/07/18: [new] (thanks Wolfgang Nadasi-Donner)
+ add back reference with nest level.
+ \k<name+n>, \k<name-n>
+2006/07/11: [impl] change long to unsigned long for ONIG_OPTION_XXX
+ and ONIG_SYN_XXX number literals.
+
+2006/07/03: Version 4.1.2
+
+2006/07/03: [test] success in ruby 1.9.0 (2006-03-01) [i686-linux].
+2006/07/03: [spec] (thanks Wolfgang Nadasi-Donner)
+ allow \G in look-behind.
+ add ANCHOR_BEGIN_POSITION flag in setup_tree().
+2006/06/12: [impl] (thanks matz)
+ fix cast from char* to const char*
+ in onig_snprintf_with_pattern().
+ fix cast from char* to const char*
+ for PopularQStr[] and ReduceQStr[].
+
+2006/05/22: Version 4.1.1
+
+2006/05/22: [test] success in ruby 1.9.0 (2006-03-01) [i686-linux].
+2006/05/22: [impl] add position string argument to STACK_BASE_CHECK().
+2006/05/22: [bug] (thanks NARUSE, Yui)
+ add STK_NULL_CHECK_END to IS_TO_VOID_TARGET().
+ ex. core dump in
+ /(?<pare>\(([^\(\)]++|\g<pare>)*+\))/.match('((a))')
+
+2006/05/15: Version 4.1.0
+
+2006/05/15: [test] success in ruby 1.9.0 (2006-03-01) [i686-linux].
+2006/05/15: [impl] thread atomic changes for onig_end() and
+ onig_free_node_list().
+2006/05/15: [test] success in ruby 1.9.0 (2006-03-01) [i686-linux].
+2005/05/15: [dist] update API, API.ja, FAQ, FAQ.ja.
+2006/05/15: [spec] remove onig_recompile(), onig_recompile_deluxe()
+ and re_recompile_pattern().
+ add config USE_RECOMPILE_API.
+2006/05/15: [impl] improved thread safe implementation of onig_search()
+ and onig_match().
+
+2006/05/11: Version 4.0.4
+
+2006/05/11: [test] success in ruby 1.9.0 (2006-03-01) [i686-linux].
+2006/05/11: [bug] (thanks Yuji Kaneda)
+ dead-lock in onig_end().
+2006/05/11: [dist] update index.html.
+
+2006/05/08: Version 4.0.3
+
+2006/05/08: [test] success in ruby 1.9.0 (2006-03-01) [i686-linux].
+2006/05/08: [bug] (thanks Allan Odgaard)
+ Segmentation fault in backward search.
+ ex. /^\t.*$/
+2006/04/18: [dist] update index.html.
+2006/04/05: [dist] update index.html.
+2006/03/24: [dist] update doc/RE, doc/RE.ja.
+
+2006/03/23: Version 4.0.2
+
+2006/03/22: [test] success in ruby 1.9.0 (2006-03-01) [i686-linux].
+2006/03/22: [impl] add both of ONIG_OPTION_DONT_CAPTURE_GROUP
+ and ONIG_OPTION_CAPTURE_GROUP check.
+2006/03/22: [spec] add error code ONIGERR_INVALID_COMBINATION_OF_OPTIONS.
+2006/03/22: [impl] remove USE_NAMED_GROUP condition from
+ ONIG_OPTION_DONT_CAPTURE_GROUP check in parse_effect().
+2006/03/22: [new] add API onig_noname_group_capture_is_active().
+2006/03/01: [spec] rename regex object type from regex_t to OnigRegexType.
+ add typedef OnigRegexType regex_t
+ unless ONIG_ESCAPE_REGEX_T_COLLISION is defined.
+2006/02/27: [spec] change ONIG_MAX_MULTI_BYTE_RANGES_NUM from 1000
+ to 10000. (for docdiff program)
+2006/02/17: [dist] change COPYING year 2005 -> 2006.
+
+2006/02/07: Version 4.0.1
+
+2006/02/07: [test] success in ruby 1.9.0 (2005-11-28) [i686-linux].
+2006/02/07: [bug] memory leaks in onig_free_shared_cclass_table().
+2006/02/03: [ruby] add -m 0644 option to install command in "make 19".
+2006/02/03: [impl] rename ANCHOR_ANYCHAR_STAR_PL to ANCHOR_ANYCHAR_STAR_ML.
+ change from IS_POSIXLINE() to IS_MULTILINE()
+ for ANCHOR_ANYCHAR_START/_ML decision
+ in optimize_node_left().
+2006/01/26: [dist] update index.html for Oniguruma 2.5.3.
+2006/01/25: [dist] update URL in index.html.
+
+2006/01/24: Version 4.0.0
+
+2006/01/24: [test] success in ruby 1.9.0 (2005-11-28) [i386-cygwin].
+2006/01/24: [test] success in ruby 1.9.0 (2005-11-28) [i686-linux].
+2006/01/24: [dist] remove warnings from sample/encode.c.
+2006/01/24: [dist] change install description in README(.ja).
+2006/01/24: [dist] remove re.c.XXX.patch from distribution and CVS.
+2006/01/24: [dist] --- support shared library ---
+ use GNU libtool/automake.
+ change configure.in and add Makefile.am, sample/Makefile.am.
+ add AUTHORS file.
+2006/01/24: [dist] test programs return exit code -1 when test fails.
+2006/01/24: [bug] (thanks KIMURA Koichi)
+ invalid syntax definition in ONIG_SYNTAX_GREP.
+ ONIG_SYN_OP_BRACE_INTERVAL
+ -> ONIG_SYN_OP_ESC_BRACE_INTERVAL
+2006/01/23: [dist] fix configure.in for onig-config.
+2006/01/19: [new] add new config USE_UNICODE_ALL_LINE_TERMINATORS.
+ (U+000d, U+0085, U+2028, U+2029)
+2005/12/29: [dist] change pmatch array size to 25 in testconv.rb.
+2005/12/26: [dist] fix name in test.rb.
+2005/12/26: [dist] update index.html for 2.5.1.
+
+2005/11/29: Version 3.9.1
+
+2005/11/29: [test] success in ruby 1.9.0 (2005-11-28) [i686-linux].
+2005/11/24: [test] success in ruby 1.9.0 (2005-08-09) [i686-linux].
+2005/11/21: [test] success in ruby 1.9.0 (2005-11-20) [i386-cygwin].
+2005/11/21: [bug] (thanks Allan Odgaard)
+ utf-8 character comments in extended mode leads
+ invalid result.
+ ex. /(?x)(?<= # <any-utf-8 multibyte char>o\n~) /
+ fix onigenc_unicode_is_code_ctype() and
+ utf8_is_code_ctype().
+2005/11/20: [bug] (thanks MATSUMOTO Satoshi) (thanks Isao Sonobe)
+ begin-line anchor and BM search optimization leads
+ invalid result in UTF-16/32.
+ fix in set_optimize_exact_info().
+
+2005/11/20: Version 3.9.0
+
+2005/11/20: [test] success in ruby 1.9.0 (2005-11-20) [i386-cygwin].
+2005/11/20: [test] success in ruby 1.9.0 (2005-10-18) [i386-cygwin].
+2005/11/20: [new] add new config USE_CRNL_AS_LINE_TERMINATOR.
+ (!!! NO SUPPORT experimental option !!!)
+2005/11/15: [bug] (thanks Allan Odgaard)
+ tok->escape was not cleared in fetch_token_in_cc().
+ ex. [\s&&[^\n]] makes wrong result.
+2005/10/18: [impl] (thanks nobu)
+ change sjis_mbc_enc_len()
+ and node_new_cclass_by_codepoint_range() scope to static.
+2005/09/05: [dist] remove link to MultiFind.
+2005/09/01: [dist] add link to yagrep.
+
+2005/08/23: Version 3.8.9
+
+2005/08/23: [test] success in ruby 1.9.0 (2005-08-09) [i686-linux].
+2005/08/23: [inst] fix Makefile.in for make ctest/ptest.
+
+2005/08/23: Version 3.8.8
+
+2005/08/23: [test] success in ruby 1.9.0 (2005-08-09) [i686-linux].
+2005/08/23: [impl] split is_code_in_cc() from onig_is_code_in_cc().
+2005/08/23: [impl] should check DATA_ENSURE() at OP_CCLASS_NODE in match_at().
+2005/08/23: [impl] (thanks akr)
+ add ONIG_OPTION_MAXBIT for escape conflict with
+ Ruby's option.
+2005/08/22: [impl] escape GCC 4.0 warnings for testc.c.
+2005/08/22: [bug] (thanks nobu, matz) [ruby-dev:26840]
+ UTF-8 0xFE, 0xFF handling bug in code_is_in_cclass_node().
+ abort on /\S*/ =~ "\xfe"
+2005/08/22: [impl] escape GCC 4.0 warnings for sample/*.c.
+2005/08/22: [impl] fix testconvu.rb.
+2005/08/22: [impl] escape GCC 4.0 warnings.
+
+2005/08/09: Version 3.8.7
+
+2005/08/09: [test] success in ruby 1.9.0 (2005-08-09) [i686-linux].
+2005/08/09: [bug] (thanks Allan Odgaard)
+ should not call enc_len() for s == range
+ in onig_search().
+2005/08/01: [dist] add mkdir $prefix, mkdir $exec_prefix to make install.
+
+2005/07/27: Version 3.8.6
+
+2005/07/27: [test] success in ruby 1.9.0 (2005-07-26) [i686-linux].
+2005/07/27: [impl] update onig-config.in.
+2005/07/26: [new] (thanks Yen-Ju Chen)
+ add Oniguruma configuration check program.
+ (onig-config.in)
+
+2005/07/14: Version 3.8.5
+
+2005/07/14: [test] success in ruby 1.9.0 (2005-07-14) [i686-linux].
+2005/07/11: [test] success in ruby 1.9.0 (2005-07-04) [i686-linux].
+2005/07/11: [bug] (thanks nobu) [ruby-dev:26505]
+ invalid handling for /\c\x/ and /\C-\x/.
+ fix fetch_escaped_value().
+2005/07/05: [impl] (thanks Alexey Zakhlestine)
+ escape GCC 4.0 warnings.
+
+2005/07/01: Version 3.8.4
+
+2005/07/01: [test] success in ruby 1.9.0 (2005-07-01) [i686-linux].
+2005/06/30: [test] success in ruby 1.9.0 (2005-06-28) [i686-linux].
+2005/06/30: [dist] add GB 18030 test to sample/encode.c.
+2005/06/30: [impl] escape warning of gb18030_left_adjust_char_head().
+2005/06/30: [new] (contributed by KUBO Takehiro)
+ add new character encoding ONIG_ENCODING_GB18030.
+2005/06/30: [bug] invalid ctype check for multibyte encodings.
+ ("graph", "print")
+ fix onigenc_mb2/4_is_code_ctype(),
+ eucjp_is_code_ctype() and sjis_is_code_ctype().
+2005/06/30: [bug] invalid conversion from code point to mbc in
+ onigenc_mb4_code_to_mbc().
+
+2005/06/28: Version 3.8.3
+
+2005/06/28: [test] success in ruby 1.9.0 (2005-06-28) [i686-linux].
+2005/06/27: [test] success in ruby 1.9.0 (2005-05-31) [i686-linux].
+2005/06/27: [bug] (thanks Wolfgang Nadasi-Donner)
+ invalid check for never ending recursion.
+ lower zero quantifier should be treated as
+ a non-recursive call alternative.
+ ex. /(?<bal>[^()]*(\(\g<bal>\)[^()]*)*)/
+2005/06/15: [impl] add divide_ambig_string_node_sub().
+2005/06/15: [dist] add a test to sample/encode.c.
+2005/06/10: [new] add ONIG_SYNTAX_PERL_NG. (Perl + named group)
+
+2005/06/01: Version 3.8.2
+
+2005/06/01: [test] success in ruby 1.9.0 (2005-05-31) [i686-linux].
+2005/05/31: [dist] add doc/FAQ and doc/FAQ.ja.
+2005/05/31: [impl] minor change in node_new().
+2005/05/30: [test] success in ruby 1.9.0 (2005-05-11) [i686-linux].
+2005/05/30: [bug] (thanks Allan Odgaard)
+ FreeNodeList null check should be on thread-atomic
+ in node_new().
+
+2005/05/11: Version 3.8.1
+
+2005/05/11: [test] success in ruby 1.9.0 (2005-05-11) [i386-mswin32].
+2005/05/11: [dist] update win32/Makefile (make 19).
+2005/05/11: [test] success in ruby 1.9.0 (2005-05-11) [i686-linux].
+2005/05/06: [test] success in ruby 1.9.0 (2005-05-06) [i686-linux].
+2005/05/06: [impl] (thanks nobu) [ruby-core:4815]
+ add #ifdef USE_VARIABLE_META_CHARS to goto label.
+2005/04/25: [test] success in ruby 1.9.0 (2005-04-25) [i686-linux].
+2005/04/25: [impl] change DEFAULT_WARN_FUNCTION and DEFAULT_VERB_WARN_FUNCTION
+ to onig_rb_warn() and onig_rb_warning().
+
+2005/04/15: Version 3.8.0
+
+2005/04/15: [test] success in ruby 1.9.0 (2005-04-14) [i686-linux].
+2005/04/01: [test] success in ruby 1.9.0 (2005-03-24) [i686-linux].
+2005/04/01: [impl] (thanks Joe Orton)
+ (thanks Moriyoshi Koizumi)
+ many const-ification to many *.[ch] files.
+
+2005/03/25: Version 3.7.2
+
+2005/03/25: [test] success in ruby 1.9.0 (2005-03-24) [i686-linux].
+2005/03/23: [test] success in ruby 1.9.0 (2005-03-20) [i686-linux].
+2005/03/23: [test] success in ruby 1.9.0 (2005-03-08) [i686-linux].
+2005/03/23: [new] add ONIG_SYNTAX_ASIS.
+2005/03/23: [new] add ONIG_SYN_OP2_INEFFECTIVE_ESCAPE.
+2005/03/09: [spec] rename MBCTYPE_XXX to RE_MBCTYPE_XXX. (GNU API)
+2005/03/08: [test] success in ruby 1.9.0 (2005-03-08) [i686-linux].
+2005/03/08: [impl] (thanks matz) [ruby-dev:25783]
+ should not allocate memory for key data in st.c.
+ move st_*_strend() functions from st.c. fixed some
+ potential memory leaks.
+ (imported from Ruby 1.9 2005-03-08)
+
+2005/03/07: Version 3.7.1
+
+2005/03/07: [test] success in ruby 1.9.0 (2005-03-07) [i686-linux].
+2005/03/07: [impl] (thanks Rui Hirokawa)
+ add ONIG_ESCAPE_UCHAR_COLLISION.
+ rename UChar to OnigUChar in oniguruma.h.
+2005/03/07: [impl] remove declarations for Ruby in oniggnu.h.
+2005/03/05: [bug] ANCHOR_ANYCHAR_STAR didn't work in onig_search().
+2005/03/01: [dist] remove oniggnu.h from MANIFEST-RUBY.
+ remove oniggnu.h from make 19.
+2005/03/01: [bug] (thanks matz) [ruby-dev:25778]
+ uninitialized member (OptEnv.backrefed_status)
+ was used.
+
+2005/02/19: Version 3.7.0
+
+2005/02/19: [test] success in ruby 1.9.0 (2005-02-19) [i386-cygwin].
+2005/02/19: [new] (thanks Minero Aoki)
+ add onig_region_set().
+2005/02/19: [API] change onig_region_init() to extern.
+2005/02/19: [dist] remove reggnu.c from MANIFEST-RUBY.
+ remove reggnu.c from make 19.
+2005/02/19: [dist] update doc/API and doc/API.ja.
+2005/02/19: [test] success in ruby 1.9.0 (2005-02-19) [i386-cygwin].
+2005/02/19: [impl] (thanks Alexey Zakhlestine)
+ change UChar* to const UChar* in oniguruma.h,
+ regenc.h and regparse.h.
+2005/02/13: [impl] change UChar* to const UChar* in oniguruma.h and
+ onigposix.h and st.h.
+2005/02/12: [test] success in ruby 1.9.0 (2005-02-11) [i386-cygwin].
+2005/02/12: [bug] (thanks nobu) [ruby-dev:25676]
+ type_cclass_hash() fix overrun.
+2005/02/09: [test] success in ruby 1.9.0 (2005-02-09) [i686-linux].
+2005/02/09: [spec] add RE_OPTION_FIND_NOT_EMPTY etc.. to oniggnu.h.
+2005/02/09: [dist] remove hash.c.patch.
+2005/02/07: [impl] remove re_mbctab, mbctab_ascii etc...
+ (USE_COMPATIBILITY_FOR_RUBY_EXTENSION_LIBRARY)
+
+2005/02/04: Version 3.6.0
+
+2005/02/04: [test] success in ruby 1.9.0 (2005-02-04) [i686-linux].
+2005/02/01: [bug] add key_free() call to st_free_table().
+2005/02/01: [new] add onig_get_default_ambig_flag() and
+ onig_set_default_ambig_flag().
+2005/02/01: [dist] update MANIFEST-RUBY.
+2005/01/31: [test] success in ruby 1.9.0 (2005-01-29) [i686-linux].
+2005/01/31: [spec] remove ONIGENC_AMBIGUOUS_MATCH_COMPOUND
+ from ONIGENC_AMBIGUOUS_MATCH_DEFAULT.
+2005/01/31: [dist] update Makefile.in (make 19).
+2005/01/29: [memo] (thanks Kazuo Saito)
+ Oniguruma 3.5.4 was merged to Ruby 1.9.0.
+2005/01/28: [impl] (thanks UK-taniyama)
+ add extern "C" { } directive to oniguruma.h, oniggnu.h
+ and onigposix.h for C++.
+2005/01/25: [impl] remove nested function call for xxx_code_to_mbclen().
+ (euc_kr.c, euc_tw.c, big5.c)
+
+2005/01/19: Version 3.5.4
+
+2005/01/19: [test] success in ruby 1.9.0 (2005-01-05) [i686-linux].
+2005/01/19: [bug] (thanks Isao Sonobe)
+ callback function argument name_end of onig_foreach_name()
+ was wrong.
+ name key of name table should be null terminated for
+ character encoding length.
+ add strdup_with_null(), rename onig_strdup() to k_strdup().
+ use e->name_len in i_names().
+2005/01/17: [impl] (thanks UK-taniyama)
+ add HAVE_SYS_TYPES_H to config.h.in.
+
+2005/01/13: Version 3.5.3
+
+2005/01/13: [test] success in ruby 1.9.0 (2005-01-05) [i686-linux].
+2005/01/13: [bug] ignore case match bug.
+ ex. /s+/iu.match("SSSSS") ==> [4..5]
+ fix OP_EXACT1_IC, OP_EXACTN_IC process.
+2005/01/13: [bug] (thanks Isao Sonobe)
+ ignore case match bug.
+ ex. /is/iu.match("ss") fail.
+ fix str_lower_case_match() etc.
+
+2005/01/05: Version 3.5.2
+
+2005/01/05: [test] success in ruby 1.9.0 (2005-01-05) [i686-linux].
+2005/01/05: [test] success in ruby 1.9.0 (2004-12-16) [i686-linux].
+2005/01/05: [bug] (thanks Isao Sonobe)
+ ignore case match bug.
+ ex. /s+/iu.match("sssss") ==> [4..5]
+ fix OP_EXACT1_IC, OP_EXACTN_IC process.
+2005/01/05: [bug] (thanks Isao Sonobe)
+ group name table should be renumbered.
+ add onig_renumber_name_table().
+2004/12/24: [dist] remove file onigcmpt200.h.
+
+2004/12/17: Version 3.5.1
+
+2004/12/17: [dist] add INSTALL-RUBY to archive.
+2004/12/16: [test] success in ruby 1.9.0 (2004-12-16) [i686-linux].
+2004/12/16: [dist] update hash.c.patch.
+2004/12/15: [bug] (thanks matz)
+ char > 127 should be casted to unsigned char. (utf8.c)
+2004/12/13: [impl] add HAVE_PROTOTYPES and HAVE_STDARG_PROTOTYPES definition
+ to oniguruma.h in the case __cplusplus.
+2004/12/06: [dist] update doc/RE and doc/RE.ja.
+2004/12/03: [impl] (thanks nobu)
+ st.h fix prototype for C++.
+
+2004/12/03: Version 3.5.0
+
+2004/12/02: [test] success in ruby 1.9.0 (2004-12-02) [i686-linux].
+2004/12/01: [test] success in ruby 1.9.0 (2004-12-01) [i386-mswin32].
+2004/12/01: [dist] add make targets 19 and 19up to win32/Makefile.
+2004/12/01: [test] success in ruby 1.9.0 (2004-12-01) [i386-cygwin].
+2004/12/01: [test] success in ruby 1.9.0 (2004-12-01) [i686-linux].
+2004/12/01: [impl] double cast for escape warning in Cygwin.
+ (HashDataType* )((void* )(&e)) in regparse.c
+2004/12/01: [test] success in ruby 1.9.0 (2004-11-30) [i686-linux].
+2004/12/01: [tune] change implementation of clear_opt_map_info().
+ (which was 10-16% cost in gprof result for my test program)
+2004/12/01: [dist] remove regex.c from distribution files.
+2004/11/30: [memo] remove targets 16 and 18 from Makefile.in.
+2004/11/30: [test] success in ruby 1.9.0 (2004-11-30) [i686-linux].
+2004/11/30: [inst] add "cp -p st.[ch] st.[ch].ruby_orig" to "make 19".
+2004/11/30: [tune] map_position_value() return 20 if code is 0
+ and minimum enclen > 1.
+2004/11/30: [test] success in ruby 1.9.0 (2004-11-29) [i686-linux].
+2004/11/30: [impl] minor changes for multi-thread in regexec.c and regcomp.c.
+2004/11/30: [impl] change THREAD_PASS_LIMIT_COUNT value from 10 to 8.
+2004/11/30: [impl] add THREAD_ATOMIC_XXX to FreeNodeList access in regparse.c
+2004/11/29: [impl] add USE_MULTI_THREAD_SYSTEM.
+2004/11/29: [memo] add hash.c.patch to CVS.
+2004/11/29: [dist] change mail address to 'sndgk393 AT ...'
+2004/11/29: [dist] add -s option (silent mode) to test.rb.
+2004/11/29: [tune] change THRESHOLD_RANGE_NUM_FOR_SHARE_CCLASS value
+ from 20 to 8.
+2004/11/29: [inst] add make target "19up".
+2004/11/29: [dist] change Oniguruma Home Page URL.
+2004/11/29: [impl] remove onig_is_in_code_range_array().
+2004/11/29: [dist] fix doc/RE and RE.ja (character types).
+2004/11/26: [dist] fix win32/Makefile.
+2004/11/26: [dist] fix doc/RE and RE.ja (multibyte character types).
+2004/11/26: [impl] add onig_free_shared_cclass_table().
+2004/11/26: [impl] move definition USE_UNICODE_FULL_RANGE_CTYPE to regenc.h.
+2004/11/26: [impl] add opcode OP_CCLASS_NODE.
+2004/11/26: [impl] move definition of CClassNode to regint.h.
+2004/11/26: [impl] add type PointerType in regint.h.
+2004/11/25: [impl] remove ONIGENC_CTYPE_MOD_NOT.
+2004/11/25: [impl] rename onig_node_new_cclass_by_codepoint_range to
+ node_new_cclass_by_codepoint_range.
+2004/11/25: [impl] remove get_type_cc_node method from OnigEncodingType.
+2004/11/25: [impl] move implementation of shared char-class from enc/*.c
+ to regparse.c.
+2004/11/25: [dist] add hash.c.patch for Ruby 1.9 hash.c change.
+2004/11/22: [impl] change utf8_get_type_node().
+2004/11/22: [impl] add ONIGENC_CTYPE_MOD_NOT.
+2004/11/22: [bug] (thanks MIYAMUKO Katsuyuki)
+ ruby make test fail in HP-UX B.11.23 ia64.
+ should use tok->u.code instead of tok->u.c in
+ the case of TK_CODE_POINT.
+2004/11/19: [bug] (thanks Yoshida Masato)
+ invalid multibyte code causes segmentation fault.
+ ex. /[\xFF-\xFF]/u
+2004/11/19: [bug] (thanks Yoshida Masato)
+ illegal check in char-class range in UTF-8.
+ ex. s = "[\xC2\xA0-\xC3\xBE]"
+ p(Regexp.new(s, nil, "u") =~ "\xC3\xBE")
+2004/11/18: [impl] add onig_node_new_cclass_by_codepoint_range().
+2004/11/18: [impl] remove OnigCodePointRange type. (use OnigCodePoint[].)
+2004/11/17: [bug] (thanks nobu)
+ abort in "a".gsub(/a\Z/, "")
+ fix ONIGENC_STEP_BACK() argument in onig_search().
+2004/11/16: [impl] add key2 member to st_table_entry in st.[ch].
+ change API of st for non-null terminated string key.
+2004/11/16: [impl] add get_type_cc_node method to OnigEncodingType.
+2004/11/15: [impl] add st.h and st.c from Ruby 1.9.
+ use st-hash always.
+2004/11/12: [impl] change menber 'not' of CClassNode to 'flags'.
+ add flags FLAG_CCLASS_NOT and FLAG_CCLASS_SHARE.
+2004/11/12: [impl] add onig_is_in_code_range_array() to enc/unicode.c.
+2004/11/12: [impl] fix CRWord in enc/unicode.c and MBWord in enc/utf8.c.
+2004/11/11: [bug] fix enc/utf8.c.
+ size 0 array initializer was compile error in VC++.
+2004/11/09: [inst] (thanks Hiroki YAGITA)
+ change installed file mode to 0644.
+2004/11/09: [bug] (thanks UK-taniyama)
+ wrong definitions GET_RELADDR_INC(), GET_ABSADDR_INC()
+ etc... (NOT PLATFORM_UNALIGNED_WORD_ACCESS)
+2004/11/09: [impl] type cast in regexec() for remove compile time warning.
+ (WIN32, regposix.c)
+2004/11/08: [spec] fix Unicode character types.
+ 0x00ad (soft hyphen) should be [:cntrl:] and [:space:] type.
+ [0x0009..0x000d], 0x0085 should be [:print:] type.
+ 0x00ad should not be [:punct:] type.
+2004/11/08: [inst] fix Makefile.in. (for make ctest/ptest/testcu)
+2004/11/06: [impl] (thanks Kazuo Saito)
+ too many alternatives pattern causes core dump.
+ change implementation of onig_node_free().
+2004/11/05: [spec] rename ONIGERR_END_PATTERN_AT_BACKSLASH to
+ ONIGERR_END_PATTERN_AT_ESCAPE.
+2004/11/05: [impl] (thanks matz)
+ escape compile time warnings for x86-64 Linux.
+ StackIndex type int -> long
+2004/11/05: [memo] (thanks Kazuo Saito)
+ Oniguruma 3.4.0 was merged to Ruby 1.9.0.
+
+2004/10/30: Version 3.4.0
+
+2004/10/30: [test] success in ruby 1.9.0 (2004-09-24) [i686-linux].
+2004/10/30: [new] add hexadecimal digit char type. (\h, \H)
+ syntax: ONIG_SYN_OP2_ESC_H_XDIGIT
+2004/10/30: [bug] (thanks Guy Decoux)
+ reluctant infinite repeat bug.
+ ex. /^[a-z]{2,}?$/.match("aaa") fail.
+ fix OP_REPEAT_INC_NG process in match_at().
+
+2004/10/18: Version 3.3.1
+
+2004/10/18: [test] success in ruby 1.9.0 (2004-09-24) [i686-linux].
+2004/10/18: [impl] (thanks Imai Yasumasa)
+ enclose #include <sys/types.h> by #ifndef __BORLANDC__.
+2004/10/18: [bug] (thanks Imai Yasumasa)
+ memory acess violation in select_opt_exact_info().
+2004/09/25: [dist] fix doc/API and doc/API.ja.
+2004/09/25: [bug] fix OP_SEMI_END_BUF process in match_at() for
+ the case USE_NEWLINE_AT_END_OF_STRING_HAS_EMPTY_LINE
+ is not defined.
+
+2004/09/17: Version 3.3.0
+
+2004/09/17: [dist] add COPYING to program source files.
+2004/09/17: [test] success in ruby 1.9.0 (2004-07-23) [i686-linux].
+2004/09/17: [bug] (thanks Isao Sonobe)
+ memory access violations in xxx_mbc_enc_len(),
+ and xxx_mbc_to_normalize() and
+ xxx_left_adjust_char_head().
+ add string range check in match_at() and onig_search().
+2004/09/08: [dist] change mail address format.(kosako AT sofnec ...)
+
+2004/09/04: Version 3.2.9
+
+2004/09/04: [test] success in ruby 1.9.0 (2004-07-23) [i686-linux].
+2004/09/04: [bug] (thanks Bob Kerstetter and Richard Koch)
+ search fail in ignore case mode.
+ fix str_lower_case_match().
+2004/09/04: [inst] (thanks Isao Sonobe)
+ clear sample directory in 'make clean'.
+2004/09/04: [bug] fix ONIGENC_AMBIGUOUS_MATCH_COMPOUND/ASCII/NONASCII
+ meanings in XXXXX_mbc_to_normalize() and
+ XXXXX_is_mbc_ambiguous().
+2004/08/28: [bug] fix ONIGENC_AMBIGUOUS_MATCH_COMPOUND/ASCII/NONASCII
+ meanings in iso_8859_XX_mbc_to_normalize() and
+ iso_8859_XX_is_mbc_ambiguous().
+
+2004/08/24: Version 3.2.8
+
+2004/08/24: [test] success in ruby 1.9.0 (2004-07-23) [i686-linux].
+2004/08/24: [spec] add ONIG_SYN_FIXED_INTERVAL_IS_GREEDY_ONLY.
+ /a{n}?/ == /(?:a{n})?/
+2004/08/24: [dist] fix doc/RE and doc/RE.ja.
+2004/08/24: [bug] (thanks starfish)
+ memory leak in set_optimize_exact_info().
+
+2004/08/21: Version 3.2.7
+
+2004/08/21: [test] success in ruby 1.8.2 (2004-07-28) [i686-linux].
+ (1.8.2 preview2)
+2004/08/21: [test] success in ruby 1.9.0 (2004-07-23) [i686-linux].
+2004/08/21: [bug] (thanks Isao Sonobe) (thanks kage)
+ memory access violation in bm_search_notrev().
+ (forgotten to merge from 2.X)
+
+2004/07/24: Version 3.2.6
+
+2004/07/24: [test] success in ruby 1.9.0 (2004-07-23) [i686-linux].
+2004/07/24: [test] success in ruby 1.8.2 (2004-07-16) [i686-linux].
+2004/07/24: [bug] fix warnings for regexec.c. (gcc 2.91.66)
+2004/07/24: [memo] change version control system from Subversion
+ to CVS 1.11.17.
+2004/07/20: [bug] (thanks Isao Sonobe)
+ illegal result in negative character class in ignore case
+ mode. fix pair-ambig-codes process in parse_exp().
+ ex. /[^a]/i.match("A")
+2004/07/20: [bug] (thanks Isao Sonobe)
+ undefined bytecode error happens in UTF-16BE etc..
+ compile_length_cclass_node() was not consistent with
+ compile_cclass_node().
+
+2004/07/01: Version 3.2.5
+
+2004/07/01: [test] success in ruby 1.8.2 (2004-06-23) [i686-linux].
+2004/07/01: [new] add onig_get_syntax_{op,op2,behavior,options}.
+2004/07/01: [bug] (thanks Isao Sonobe)
+ invalid result in onig_capture_tree_traverse().
+ fix make_capture_history_tree().
+
+2004/06/29: Version 3.2.4
+
+2004/06/29: [test] success in ruby 1.8.2 (2004-06-23) [i686-linux].
+2004/06/29: [new] (thanks Isao Sonobe)
+ add onig_number_of_captures().
+
+2004/06/25: Version 3.2.3
+
+2004/06/25: [test] success in ruby 1.8.2 (2004-06-23) [i686-linux].
+2004/06/25: [bug] (thanks Isao Sonobe)
+ invalid result in onig_capture_tree_traverse().
+ fix make_capture_history_tree().
+
+2004/06/24: Version 3.2.2
+
+2004/06/24: [test] success in ruby 1.8.0 (2003-08-08) [i386-cygwin].
+2004/06/24: [test] success in ruby 1.8.0 (2003-08-08) [i386-mswin32].
+2004/06/24: [test] success in ruby 1.8.2 (2004-06-23) [i686-linux].
+2004/06/24: [new] (thanks Isao Sonobe)
+ add onig_number_of_capture_histories().
+2004/06/24: [bug] (thanks Isao Sonobe)
+ invalid char position match in UTF-16 and UTF-32.
+ add onigenc_always_false_is_allowed_reverse_match().
+
+2004/06/17: Version 3.2.1
+
+2004/06/17: [test] success in ruby 1.8.0 (2003-08-08) [i386-cygwin].
+2004/06/17: [test] success in ruby 1.8.0 (2003-08-08) [i386-mswin32].
+2004/06/17: [test] success in ruby 1.8.2 (2004-05-18) [i686-linux].
+2004/06/17: [impl] should not use OP_REPEAT for (...)? even if target size
+ is long.
+2004/06/17: [bug] (thanks nobu) [ruby-dev:23703]
+ should use STACK_AT() instead of stkp in OP_REPEAT_INC.
+ add IN_VAR_REPEAT flag in setup_tree().
+2004/06/16: [impl] change select_opt_exact_info() to use ByteValTable[].
+2004/06/16: [impl] change map_position_value() table values.
+2004/06/14: [impl] (thanks John Carter)
+ RelAddrType, AbsAddrType and LengthType change
+ from short int to int type for the very long string match.
+2004/06/14: [bug] (thanks Greg A. Woods)
+ fix nmatch argument of regexec() is smaller than
+ reg->num_mem + 1 case. (POSIX API)
+2004/06/14: [spec] (thanks Greg A. Woods)
+ set pmatch to NULL if nmatch is 0 in regexec(). (POSIX API)
+
+2004/06/10: Version 3.2.0
+
+2004/06/10: [test] success in ruby 1.8.0 (2003-08-08) [i386-cygwin].
+2004/06/10: [test] success in ruby 1.9.0 (2004-05-27) [i386-mswin32].
+2004/06/10: [test] success in ruby 1.8.2 (2004-05-18) [i686-linux].
+2004/06/10: [dist] add README.ja.
+2004/06/10: [new] add onig_copy_encoding().
+2004/06/10: [API] add encoding argument to onig_set_meta_char().
+ add meta_char_table member to OnigEncodingType.
+2004/06/08: [dist] add doc/API.ja.
+2004/06/07: [API] add num_of_elements member to OnigCompileInfo.
+2004/05/29: [memo] (thanks Kazuo Saito)
+ Oniguruma 3.1.0 was merged to Ruby 1.9.0.
+2004/05/26: [impl] rename NST_SIMPLE_REPEAT to NST_STOP_BT_SIMPLE_REPEAT.
+2004/05/26: [impl] doesn't need to check that target's simple repeat-ness
+ for EFFECT_MEMORY type node in setup_tree().
+
+2004/05/25: Version 3.1.0
+
+2004/05/25: [test] success in ruby 1.8.0 (2003-08-08) [i386-mswin32].
+2004/05/25: [test] success in ruby 1.8.0 (2003-08-08) [i386-cygwin].
+2004/05/25: [test] success in ruby 1.9.0 (2004-05-23) [i686-linux].
+2004/05/25: [test] success in ruby 1.8.2 (2004-05-18) [i686-linux].
+2004/05/25: [bug] (thanks Masahiro Sakai) [ruby-dev:23560]
+ ruby -ruri -ve 'URI::ABS_URI =~
+ "http://example.org/Andr\xC3\xA9"'
+ nested STK_REPEAT type stack can't backtrack repeat_stk[].
+ add OP_REPEAT_INC_SG and OP_REPEAT_INC_NG_SG.
+2004/05/25: [new] support UTF-32LE. (ONIG_ENCODING_UTF32_LE)
+2004/05/25: [new] support UTF-32BE. (ONIG_ENCODING_UTF32_BE)
+2004/05/24: [impl] divide enc/utf16.c to utf16_be.c and utf16_le.c.
+2004/05/24: [impl] add enc/unicode.c.
+2004/05/24: [API] change calling sequences of onig_new_deluxe() and
+ onig_recompile_deluxe().
+ define OnigCompileInfo type.
+2004/05/21: [impl] perform ensure process for rb_trap_exec() in match_at().
+ add onig_exec_trap() and CHECK_INTERRUPT_IN_MATCH_AT.
+2004/05/21: [impl] add regex status check to onig_match().
+2004/05/21: [new] add onig_get_capture_tree() and
+ onig_capture_tree_traverse().
+2004/05/20: [spec] (thanks Isao Sonobe)
+ capture history return capture data tree.
+ (see sample/listcap.c)
+2004/05/19: [bug] (thanks Simon Strandgaard)
+ Control-C does not work in matching process on Ruby.
+ add calling of CHECK_INTERRUPT into match_at().
+ ex. /<(?:[^">]+|"[^"]*")+>/.match('<META http-equiv= \
+ "Content-Type content="text/html; charset=iso-8859-1">')
+2004/05/19: [bug] (thanks Simon Strandgaard)
+ define virtual codepoint values for invalid encoding
+ byte 0xfe and 0xff in UTF-8.
+ ex. /\w+/u.match("%a\xffb\xfec%") ==> "a"
+2004/05/19: [spec] (thanks Simon Strandgaard)
+ too big backref number should be treated as a sequence of
+ an octal char and number digits.
+ ex. /b\3777\c/.match("b\3777\c")
+2004/05/17: [spec] rename encoding names "UTF-16 BE" and "UTF-16 LE"
+ to "UTF-16BE" and "UTF-16LE".
+2004/05/17: [impl] move ismbchar() and mbclen() from oniguruma.h to oniggnu.h.
+2004/05/17: [impl] rename onigenc_single_byte_is_allowed_reverse_match() to
+ onigenc_always_true_is_allowed_reverse_match().
+
+2004/05/14: Version 3.0.0
+
+2004/05/14: [test] success in ruby 1.8.0 (2003-08-08) [i386-cygwin].
+2004/05/14: [test] success in ruby 1.9.0 (2004-05-14) [i686-linux].
+2004/05/14: [test] success in ruby 1.8.0 (2003-08-08) [i386-mswin32].
+ (* need to edit parse.y:
+ register int c; ---> int c; in yylex())
+2004/05/14: [impl] add regext.c.
+2004/05/14: [spec] KOI8 is not included in library archive by default setup.
+2004/05/14: [impl] implementation changes are completed for all encoding files.
+2004/05/12: [impl] add divide_ambig_string_node().
+ ambiguous string is divided and normalized before
+ optimization and compilation process.
+2004/05/11: [dist] remove INSTALL-RUBY from distribution.
+2004/04/28: [memo] (thanks Kazuo Saito)
+ Oniguruma 2.2.8 was merged to Ruby 1.9.0.
+2004/04/26: [spec] change value DEFAULT_MATCH_STACK_LIMIT_SIZE = 0 : unlimited
+2004/04/26: [new] add onig_get_match_stack_limit_size() and
+ onig_set_match_stack_limit_size().
+2004/04/26: [bug] add error check to re.c.181.patch and re.c.168.patch.
+2004/04/23: [impl] remove ctype_support_level from OnigEncodingType.
+2004/04/22: [spec] allow the range from single byte char to multibyte char in
+ character class for implementation reason.
+ ex. /[a-\xbb\xcc]/ in EUC-JP encoding.
+2004/04/21: [impl] remove max_enc_len_by_first_byte() from OnigEncodingType.
+2004/04/20: [new] add onig_copyright().
+2004/04/20: [impl] add regversion.c.
+2004/04/15: [new] add onig_get_ambig_flag().
+2004/04/14: [bug] (thanks Isao Sonobe)
+ undefined bytecode error happens if ONIG_OPTION_FIND_LONGEST
+ is setted.
+ should finish matching process if find-condition
+ is fail at OP_END in match_at().
+2004/04/12: [impl] add ambig_flag to regex_t.
+2004/04/09: [impl] move onig_set_meta_char() to regsyntax.c.
+2004/04/09: [bug] (thanks HIROSE Masaaki) fix onig_version().
+2004/04/08: [impl] add regsyntax.c.
+2004/04/07: [new] support UTF-16 LE. (ONIG_ENCODING_UTF16_LE)
+2004/04/05: [impl] add ONIGENC_CTYPE_NEWLINE.
+2004/04/05: [memo] (thanks Kazuo Saito)
+ Oniguruma 2.2.6 was merged to Ruby 1.9.0.
+2004/04/02: [memo] Version 2.2.6 was released.
+2004/03/26: [new] support UTF-16 BE. (ONIG_ENCODING_UTF16_BE)
+2004/03/25: [spec] support non 8-bit encodings.
+2004/03/16: [memo] 2.X branch for 8-bit encodings only.
+
+2004/03/16: Version 2.2.5
+
+2004/03/16: [test] success in ruby 1.8.0 (2003-08-08) [i386-mswin32].
+2004/03/16: [test] success in ruby 1.9.0 (2004-02-24) [i686-linux].
+2004/03/16: [impl] add property name to error message of
+ ONIGERR_INVALID_CHAR_PROPERTY_NAME.
+2004/03/16: [spec] allow prefix 'Is' for \p{...} in ONIG_SYNTAX_PERL.
+ add syntax op. ONIG_SYN_OP2_CHAR_PROPERTY_PREFIX_IS.
+2004/03/15: [dist] add sample/syntax.c.
+2004/03/15: [spec] support NOT op. in char property. \p{^...}, \P{^...}.
+ add syntax op. ONIG_SYN_OP2_ESC_P_BRACE_CIRCUMFLEX_NOT.
+2004/03/15: [spec] rename ONIG_SYN_OP2_ESC_P_CHAR_PROPERTY to
+ ONIG_SYN_OP2_ESC_P_BRACE_CHAR_PROPERTY.
+2004/03/10: [impl] move ONIGERR_XXX from regenc.h to oniguruma.h,
+ rename ONIGERR_XXX to ONIGENCERR_XXX in regenc.h.
+2004/03/08: [impl] (thanks eban)
+ replace defined(__CYGWIN__) to defined(__GNUC__).
+2004/03/08: [bug] (thanks eban) [ruby-dev:23172]
+ need to separate initialization for bcc32.
+2004/03/06: [memo] (thanks Kazuo Saito)
+ Oniguruma 2.2.4 was merged to Ruby 1.9.0.
+2004/03/05: [API] change second argument type of onig_set_meta_char()
+ from unsigned int to OnigCodePoint.
+2004/03/05: [dist] (thanks Kazuo Saito)
+ add MANIFEST-RUBY.
+
+2004/03/04: Version 2.2.4
+
+2004/03/04: [impl] (thanks Moriyoshi Koizumi)
+ fix many warnings in Win32 VC++ with /W3 option.
+
+2004/03/02: Version 2.2.3
+
+2004/03/02: [bug] (thanks Isao Sonobe)
+ return invalid capture region value if capture history
+ is used. (OP_MEMORY_END_PUSH_REC bug)
+ ex. /\g<p>(?@<p>\(\g<s>\)){0}(?<s>(?:\g<p>)*|){0}/
+ .match("((())())")
+2004/03/02: [impl] (thanks Kazuo Saito)
+ add :nodoc: to onig_stat_print() for RDoc.
+2004/03/02: [impl] don't use ONIG_SOURCE_IS_WRAPPED.
+
+2004/02/27: Version 2.2.2
+
+2004/02/27: [impl] fix the position of onig_stat_print().
+2004/02/27: [impl] define ONIG_RUBY_DEFINE_GLOBAL_FUNCTION() in regint.h
+ for ignored by RDoc.
+
+2004/02/26: Version 2.2.1
+
+2004/02/26: [bug] [bugs.php.net:#26677] (thanks behrens)
+ invalid definition at onig_error_code_to_str()
+ in the case of NOT HAVE_STDARG_PROTOTYPES.
+
+2004/02/25: Version 2.2.0
+
+2004/02/25: [test] success in ruby 1.8.0 (2003-08-08) [i386-mswin32].
+2004/02/24: [test] success in ruby 1.9.0 (2004-02-24) [i686-linux].
+2004/02/24: [bug] undefined IS_BLANK() and IS_GRAPH() was used in
+ onigenc_is_code_ctype() in the case of Ruby M17N.
+2004/02/24: [new] support ISO-8859-16. (ONIG_ENCODING_ISO_8859_16)
+2004/02/24: [bug] should not fold match for 0xdf in iso8859_6.c.
+2004/02/24: [new] support ISO-8859-14. (ONIG_ENCODING_ISO_8859_14)
+2004/02/23: [new] support ISO-8859-13. (ONIG_ENCODING_ISO_8859_13)
+2004/02/23: [new] support ISO-8859-10. (ONIG_ENCODING_ISO_8859_10)
+2004/02/20: [bug] fix iso_8859_4_mbc_is_case_ambig().
+2004/02/20: [new] support ISO-8859-9. (ONIG_ENCODING_ISO_8859_9)
+2004/02/19: [bug] correct ctype tables for ISO-8859-3, ISO-8859-4,
+ ISO-8859-6, ISO-8859-7, ISO-8859-8, KOI8_R.
+2004/02/18: [bug] wrong replaced name OnigSyntaxGnuOnigex.
+2004/02/17: [spec] check capture status for empty infinite loop.
+ [ruby-dev:20224] etc...
+ ex. /(?:\1a|())*/.match("a"),
+ /(?:()|()|()|(x)|()|())*\2b\5/.match("b")
+ add USE_INFINITE_REPEAT_MONOMANIAC_MEM_STATUS_CHECK.
+ add OP_NULL_CHECK_END_MEMST, OP_NULL_CHECK_END_MEMST_PUSH.
+ add stack type STK_NULL_CHECK_END.
+2004/02/13: [impl] add OnigEncodingEUC_CN to enc/euc_kr.c.
+2004/02/13: [bug] (thanks Simon Strandgaard)
+ parsing of nested repeat was invalid.
+ ex. /ab{2,3}*/ was /(?:a(?:b{2,3}))*/,
+ should be /a(?:b{2,3}*)/
+2004/02/12: [bug] (thanks Simon Strandgaard)
+ OP_REPEAT_INC_NG process in match_at() is wrong.
+ ex. bad match /a.{0,2}?a/ =~ "0aXXXa0"
+2004/02/12: [bug] (thanks Simon Strandgaard)
+ wrong fetch after (?x) option. ex. "(?x)\ta .\n+b"
+2004/02/12: [bug] (thanks Simon Strandgaard)
+ [\^] is not a empty char class.
+2004/02/09: [new] add onig_set_syntax_op(), onig_set_syntax_op2(),
+ onig_set_syntax_behavior(), onig_set_syntax_options().
+2004/02/06: [dist] add a new target 'site' to Makefile.in.
+2004/02/06: [dist] add index.html.
+2004/02/03: [bug] oniggnu.h was not installed by 'make install'.
+
+2004/02/02: Version 2.1.0
+
+2004/02/02: [test] success in ruby 1.9.0 (2004-02-02) [i686-linux].
+2004/02/02: [test] success in ruby 1.8.0 (2003-08-08) [i386-cygwin].
+2004/02/02: [test] success in ruby 1.8.0 (2003-08-08) [i386-mswin32].
+2004/02/02: [new] support ISO-8859-11. (ONIG_ENCODING_ISO_8859_11)
+2004/02/02: [new] support ISO-8859-5. (ONIG_ENCODING_ISO_8859_5)
+2004/02/02: [impl] should check single byte encoding or not in and_cclass()
+ and or_cclass().
+2004/01/30: [dist] add oniggnu.h.
+2004/01/30: [bug] ISO-8859-7 0xb7 (middle dot) is Punct type.
+2004/01/30: [new] support ISO-8859-8. (ONIG_ENCODING_ISO_8859_8)
+2004/01/29: [new] support ISO-8859-7. (ONIG_ENCODING_ISO_8859_7)
+2004/01/29: [new] support ISO-8859-6. (ONIG_ENCODING_ISO_8859_6)
+2004/01/28: [new] support KOI8-R. (ONIG_ENCODING_KOI8_R)
+2004/01/28: [new] support KOI8. (ONIG_ENCODING_KOI8)
+2004/01/27: [dist] rename enc/isotable.c to enc/mktable.c.
+2004/01/27: [new] support ISO-8859-4. (ONIG_ENCODING_ISO_8859_4)
+2004/01/26: [new] support ISO-8859-3. (ONIG_ENCODING_ISO_8859_3)
+2004/01/26: [bug] EncISO_8859_{1,15}_CtypeTable[256] was wrong.
+ (0x80 - 0xff is not ASCII)
+2004/01/23: [new] support ISO-8859-2. (ONIG_ENCODING_ISO_8859_2)
+2004/01/23: [dist] add enc/isotable.c.
+2004/01/22: [new] support EUC-TW. (ONIG_ENCODING_EUC_TW)
+2004/01/22: [bug] definition of GET_ALIGNMENT_PAD_SIZE() and
+ ALIGNMENT_RIGHT() was wrong.
+ type casting should be unsigned int, not int.
+2004/01/22: [impl] add defined(__x86_64) || defined(__x86_64__)
+ to unaligned word access condition. (AMD64 ?)
+2004/01/21: [dist] rename enc/eucjp.c to enc/euc_jp.c.
+2004/01/21: [new] support EUC-KR. (ONIG_ENCODING_EUC_KR)
+2004/01/20: [test] success in ruby 1.8.0 (2003-08-08) [i386-cygwin].
+2004/01/20: [dist] change Makefile.in.
+2004/01/20: [spec] add \p{...}, \P{...} in char class.
+2004/01/20: [new] character property operators \p{...}, \P{...}.
+ supported in ONIG_SYNTAX_JAVA and ONIG_SYNTAX_PERL.
+2004/01/19: [spec] allow /a{,n}/ as /a{0,n}/. (but don't allow /a{,}/)
+2004/01/19: [dist] rename onigcomp200.h to onigcmpt200.h.
+2004/01/19: [dist] update re.c.168.patch. svn add re.c.181.patch.
+2004/01/16: [dist] update sample/*.c for new API.
+2004/01/16: [dist] add onigcomp200.h. (for old API compatibility)
+2004/01/16: [dist] update documents API, RE and RE.ja.
+2004/01/16: [spec] change prefix REG_ -> ONIG_, regex_ onig_,
+ ENC_ -> ONIGENC, enc_ -> onigenc_.
+2004/01/15: [impl] rename ENC_IS_MBC_E_WORD() to ENC_IS_MBC_WORD().
+ rename ENC_CTYPE_SUPPORT_LEVEL_SB_ONLY to
+ ENC_CTYPE_SUPPORT_LEVEL_SB.
+2004/01/14: [impl] rename UNALIGNED_WORD_ACCESS to
+ PLATFORM_UNALIGNED_WORD_ACCESS.
+2004/01/14: [impl] change MATCH_STACK_LIMIT_SIZE value from 200000 to 500000.
+2004/01/13: [impl] remove ENC_CODE_TO_MBC_FIRST(enc,code) in regenc.h.
+ remove code_to_mbc_first member in RegCharEncodingType.
+2004/01/13: [impl] remove head byte bitset information in cclass->mbuf.
+2003/12/26: [impl] change macro name ismb_xxxx() in enc/*.c for
+ escape conflict.
+
+2003/12/24: Version 2.0.0
+
+2003/12/24: [spec] ignore case option is effective to numbered char.
+ ex. /\x61/i =~ "A"
+2003/12/24: [test] success in ruby 1.8.1 (2003-12-24) [i686-linux].
+2003/12/24: [test] success in ruby 1.8.0 (2003-08-08) [i386-cygwin].
+2003/12/24: [test] success in ruby 1.8.0 (2003-08-08) [i386-mswin32].
+2003/12/24: [test] success in regex.c compile test on ruby-m17n.
+ (but can't make miniruby because re.c patch fail.)
+2003/12/24: [bug] (thanks H.Miyamoto) /[\W]/ was wrong in 1.9.5.
+2003/12/22: [spec] implement fold match on UTF-8 encoding.
+2003/12/19: [impl] add ctype_support_level and ctype_add_codes() member to
+ RegCharEncoding type.
+2003/12/19: [impl] add add_ctype_to_cc() in regparse.c.
+2003/12/19: [impl] add enc_is_code_ctype() in REG_RUBY_M17N case.
+2003/12/19: [impl] change ENC_CODE_TO_MBC() interface.
+2003/12/18: [new] implement fold match. (variable number of char
+ match in ignore case mode.)
+ ex. German alphabet ess-tsett(U+00DF) match "SS" and "ss".
+2003/12/17: [impl] refactoring of encoding system.
+2003/12/17: [impl] add enc_init() in regenc.c.
+2003/12/17: [new] support Big5. (REG_ENCODING_BIG5)
+2003/12/16: [impl] change CodePoint from unsigned int to unsigned long.
+2003/12/16: [new] support ISO 8859-15. (REG_ENCODING_ISO_8859_15)
+2003/12/16: [impl] change P_() macro definition condition for Win32.
+2003/12/16: [dist] add sample/encode.c
+2003/12/16: [new] support ISO 8859-1. (REG_ENCODING_ISO_8859_1)
+2003/12/15: [impl] rename IS_ENC_XXXX to ENC_IS_XXXX.
+2003/12/15: [impl] rename RegDefaultCharEncoding to EncDefaultCharEncoding.
+2003/12/15: [impl] divide encoding files. (enc/ascii.c, enc/utf8.c etc...)
+2003/12/15: [bug] unexpected infinite loop in regex_snprintf_with_pattern().
+ change local var. type char* to UChar*.
+2003/12/15: [impl] remove REG_MBLEN_TABLE[].
+2003/12/15: [spec] rename function prefix regex_get_prev_char_head(),
+ regex_get_left_adjust_char_head() and
+ regex_get_right_adjust_char_head() to enc_xxxxxx().
+2003/12/15: [impl] rename function prefixes in regenc.h from regex_ to enc_.
+2003/12/12: [impl] remove USE_SBMB_CLASS.
+2003/12/12: [impl] rename mb -> mbc, mblen() to enc_len().
+2003/12/12: [impl] rename WCINT to CodePoint.
+2003/12/11: [impl] delete IS_XXXX() ctype macros from regint.h.
+2003/12/11: [impl] add enc->wc_is_ctype() and RegAsciiCtypeTable[256].
+2003/12/11: [impl] remove RegAsciiCaseAmbigTable.
+2003/12/10: [impl] use ENC_TO_LOWER() for ignore case comparison.
+2003/12/08: [impl] *** re-defined RegCharEncoding in oniguruma.h. ***
+2003/12/08: [impl] add USE_POSIX_REGION_OPTION to regint.h.
+2003/12/08: [impl] add IS_ENC_WORD() to regenc.h.
+2003/12/05: [impl] rename IS_CODE_XXXX() to IS_ENC_XXXX().
+2003/12/05: [impl] delete IS_CODE_WORD() from regenc.h.
+2003/12/04: [spec] rename REG_SYN_OP_BACK_REF to REG_SYN_OP_DECIMAL_BACKREF.
+2003/12/04: [spec] add (REG_SYN_OP_ESC_W_WORD | REG_SYN_OP_ESC_B_WORD_BOUND |
+ REG_SYN_OP_ESC_LTGT_WORD_BEGIN_END | REG_SYN_OP_BACK_REF)
+ to RegSyntaxGrep.
+2003/12/04: [spec] remove REG_ENCODING_DEFAULT and REGCODE_DEFAULT.
+2003/12/04: [spec] move declarations of regex_get_default_encoding() and
+ regex_set_default_encoding() from oniguruma.h to regenc.h.
+2003/12/03: [new] add regex_get_default_encoding() and
+ regex_set_default_encoding().
+2003/12/03: [spec] REG_ENCODING_DEFAULT meaning is changed.
+ (current default value, not initial default value.)
+2003/12/03: [spec] REGCODE_XXX is obsoleted. use REG_ENCODING_XXX.
+2003/12/02: [memo] alias svnst='svn status | grep -v "^\?"'
+2003/12/02: [spec] move regex_set_default_trans_table() declaration
+ from oniguruma.h to regenc.h. (obsoleted API)
+2003/12/02: [impl] move variables RegDefaultCharEncoding, DefaultTransTable and
+ AmbiguityTable to regenc.c.
+2003/12/01: [impl] add regex_continuous_sbmb() to regenc.c.
+2003/12/01: [dist] add regenc.h and regenc.c.
+2003/11/18: [dist] change testconv.rb.
+2003/11/18: [bug] (thanks Masaru Tsuda)
+ memory leak in parse_subexp().
+2003/11/18: [bug] (thanks Masaru Tsuda)
+ memory leak in names_clear() and parse_char_class().
+2003/11/17: [bug] memory leak in parse_char_class().
+2003/11/17: [bug] (thanks Masaru Tsuda)
+ OptExactInfo length should not over OPT_EXACT_MAXLEN.
+ (concat_opt_exact_info_str())
+
+2003/11/12: Version 1.9.5
+
+2003/11/12: [test] success in ruby 1.8.0 (2003-08-08) [i386-cygwin].
+2003/11/12: [test] success in ruby 1.8.1 (2003-11-11) [i686-linux].
+2003/11/12: [spec] add definition of REG_INEFFECTIVE_META_CHAR.
+2003/11/11: [dist] add a sample program sample/sql.c.
+2003/11/11: [new] add variable meta character.
+ regex_set_meta_char()
+2003/11/11: [spec] add syntax op. REG_SYN_OP_VARIABLE_META_CHARS.
+2003/11/11: [spec] rename REG_SYN_OP_ESC_CAPITAL_Q_QUOTE to
+ REG_SYN_OP2_ESC_CAPITAL_Q_QUOTE,
+ REG_SYN_OP_QMARK_GROUP_EFFECT to
+ REG_SYN_OP2_QMARK_GROUP_EFFECT.
+2003/11/06: [impl] define THREAD_PASS as rb_thread_schedule() in Ruby mode.
+2003/11/05: [spec] add syntax behavior REG_SYN_WARN_REDUNDANT_NESTED_REPEAT.
+2003/11/05: [spec] rename REG_SYN_WARN_FOR_CC_OP_NOT_ESCAPED to
+ REG_SYN_WARN_CC_OP_NOT_ESCAPED.
+2003/11/04: [new] add regex_set_warn_func() and regex_set_verb_warn_func().
+2003/10/30: [new] add regex_name_to_backref_number().
+ (for multiplex definition name, see sample/names.c)
+2003/10/30: [spec] add name_end and reg argument to callback function of
+ regex_foreach_name(). (see sample/names.c)
+2003/10/29: [spec] add syntax behavior REG_SYN_ALLOW_MULTIPLEX_DEFINITION_NAME.
+ add error code REGERR_MULTIPLEX_DEFINED_NAME.
+2003/10/14: [dist] modify sample/simple.c.
+2003/10/03: [bug] (thanks nobu) [ruby-dev:21472]
+ sub-anchor of optimization map info was wrong
+ in concat_left_node_opt_info().
+ ex. /^(x?y)/ = "xy" fail.
+
+2003/09/17: Version 1.9.4
+
+2003/09/17: [spec] change specification of char-class range in ignore case mode
+ follows with Ruby 1.8(2003-09-17).
+ ex. /[H-c]/i ==> (H-Z, 0x5b-0x60, a-c)/i
+ ==> H-Z, h-z, 0x5b-0x60, a-c, A-C
+2003/09/16: [bug] (thanks Guy Decoux)
+ remove env->option == option check in parse_effect().
+ change env->option for dynamic option in parse_exp().
+ (ex. bad match /(?i)(?-i)a/ =~ "A")
+2003/09/12: [spec] rename REG_SYN_ALLOW_RANGE_OP_IN_CC to
+ REG_SYN_ALLOW_DOUBLE_RANGE_OP_IN_CC,
+ REG_SYN_ESCAPE_IN_CC to REG_SYN_BACKSLASH_ESCAPE_IN_CC.
+2003/09/11: [bug] change to IS_SYNTAX_OP2 at REG_SYN_OP2_ESC_GNU_BUF_ANCHOR.
+2003/09/09: [spec] rename REG_SYN_OP2_ESC_M_BAR_META to
+ REG_SYN_OP2_ESC_CAPITAL_M_BAR_META,
+ REG_SYN_OP_ESC_Q_QUOTE to REG_SYN_OP_ESC_CAPITAL_Q_QUOTE,
+ REG_SYN_OP_ESC_SUBEXP to REG_SYN_OP_ESC_LPAREN_SUBEXP,
+ REG_SYN_OP_ESC_BUF_ANCHOR to REG_SYN_OP_ESC_AZ_BUF_ANCHOR,
+ REG_SYN_OP_ESC_GNU_BUF_ANCHOR to
+ REG_SYN_OP2_ESC_GNU_BUF_ANCHOR,
+ REG_SYN_OP_ESC_CONTROL_CHAR to REG_SYN_OP_ESC_CONTROL_CHARS,
+ REG_SYN_OP_ESC_WORD to REG_SYN_OP_ESC_W_WORD,
+ REG_SYN_OP_ESC_WORD_BEGIN_END to
+ REG_SYN_OP_ESC_LTGT_WORD_BEGIN_END,
+ REG_SYN_OP_ESC_WORD_BOUND to REG_SYN_OP_ESC_B_WORD_BOUND,
+ REG_SYN_OP_ESC_WHITE_SPACE to REG_SYN_OP_ESC_S_WHITE_SPACE,
+ REG_SYN_OP_ESC_DIGIT to REG_SYN_OP_ESC_D_DIGIT,
+ REG_SYN_OP_CC to REG_SYN_OP_BRACKET_CC,
+ REG_SYN_OP2_CCLASS_SET to REG_SYN_OP2_CCLASS_SET_OP,
+ REG_SYN_CONTEXT_INDEP_OPS to
+ REG_SYN_CONTEXT_INDEP_REPEAT_OPS,
+ REG_SYN_CONTEXT_INVALID_REPEAT_OPS to
+ REG_SYN_CONTEXT_INVALID_REPEAT_OPS.
+ add REG_SYN_OP_ESC_CAPITAL_G_BEGIN_ANCHOR.
+2003/09/08: [spec] rename REG_SYN_OP_ANYCHAR to REG_SYN_OP_DOT_ANYCHAR,
+ REG_SYN_OP_0INF to REG_SYN_OP_ASTERISK_ZERO_INF,
+ REG_SYN_OP_ESC_0INF to REG_SYN_OP_ESC_ASTERISK_ZERO_INF,
+ REG_SYN_OP_1INF to REG_SYN_OP_PLUS_ONE_INF,
+ REG_SYN_OP_ESC_1INF to REG_SYN_OP_ESC_PLUS_ONE_INF,
+ REG_SYN_OP_0INF to REG_SYN_OP_QMARK_ZERO_ONE,
+ REG_SYN_OP_ESC_0INF to REG_SYN_OP_ESC_QMARK_ZERO_ONE,
+ REG_SYN_OP_INTERVAL to REG_SYN_OP_BRACE_INTERVAL,
+ REG_SYN_OP_ESC_INTERVAL to REG_SYN_OP_ESC_BRACE_INTERVAL,
+ REG_SYN_OP_SUBEXP to REG_SYN_OP_LPAREN_SUBEXP,
+ REG_SYN_OP_ALT to REG_SYN_OP_VBAR_ALT,
+ REG_SYN_OP_ESC_ALT to REG_SYN_OP_ESC_VBAR_ALT,
+ REG_SYN_OP_NON_GREEDY to REG_SYN_OP_QMARK_NON_GREEDY,
+ REG_SYN_OP_SUBEXP_EFFECT to REG_SYN_OP_QMARK_GROUP_EFFECT,
+ REG_SYN_OP2_POSSESSIVE_{REPEAT,INTERVAL} to
+ REG_SYN_OP2_PLUS_POSSESSIVE_{REPEAT,INTERVAL},
+ REG_SYN_OP2_SUBEXP_CALL to REG_SYN_OP2_ESC_G_SUBEXP_CALL,
+ REG_SYN_OP2_NAMED_GROUP to REG_SYN_OP2_QMARK_LT_NAMED_GROUP
+ and REG_SYN_OP2_ESC_K_NAMED_BACKREF.
+2003/09/02: [tune] call reduce_nested_qualifier() after disabling capture for
+ no-name group in noname_disable_map().
+ ex. /(a+)*(?<name>...)/
+2003/09/02: [impl] include <stdio.h> is forgotten to erase in regcomp.c.
+2003/09/01: [dist] update doc/RE and doc/RE.ja.
+2003/08/26: [bug] (thanks Guy Decoux)
+ should not double free node at the case TK_CC_CC_OPEN
+ in parse_char_class().
+
+2003/08/19: Version 1.9.3
+
+2003/08/19: [inst] change re.c.180.patch.
+2003/08/19: [impl] rename 'list of captures' to 'capture history'.
+2003/08/19: [dist] add doc/RE.ja. (Japanese)
+2003/08/19: [new] add regex_copy_syntax().
+2003/08/19: [spec] rename REG_SYN_OP2_ATMARK_LIST_OF_CAPTURES to
+ REG_SYN_OP2_ATMARK_CAPTURE_HISTORY.
+2003/08/18: [spec] (thanks nobu)
+ don't use IMPORT in oniguruma.h and onigposix.h.
+2003/08/18: [impl] (thanks nobu) change error output to stdout in testconv.rb.
+2003/08/18: [inst] (thanks nobu) lacked $(srcdir) in Makefile.in.
+2003/08/18: [bug] REG_MBLEN_TABLE[SJIS][0xFD-0xFF] should be 1.
+2003/08/18: [bug] (thanks nobu) mbctab_sjis[0x80] should be 0.
+2003/08/18: [bug] (thanks nobu)
+ single/multi-byte decision was wrong in parse_char_class().
+ add regex_wc2mblen().
+ should not set fetched to 1 in TK_RAW_BYTE case.
+2003/08/18: [bug] should update BitSet in the case inc_n >= 0
+ in add_wc_range_to_buf().
+2003/08/13: [bug] change re.c.180.patch for fix rb_reg_to_s() in re.c.
+2003/08/11: [bug] should clear region->list in regex_region_resize().
+
+2003/08/08: Version 1.9.2
+
+2003/08/08: [test] success in ruby 1.8.0 (2003-08-08) on Windows 2000
+ VC++ 6.0 and Cygwin.
+2003/08/08: [impl] don't define macro vsnprintf for WIN32 platform,
+ because definition is added in win32\win32.h.
+2003/08/08: [test] success in ruby 1.8.0 and ruby 1.6.8(2003-08-03) on Linux.
+2003/08/08: [dist] change re.c.180.patch and re.c.168.patch.
+2003/08/08: [new] (thanks akr)
+ implemented list of captures. (?@...), (?@<name>...)
+2003/08/07: [dist] add sample/listcap.c.
+2003/08/06: [bug] OP_MEMORY_END_PUSH_REC case in match_at().
+ renewal of mem_start_stk[] should be after
+ STACK_PUSH_MEM_END() call.
+2003/07/29: [new] add regex_get_encoding(), regex_get_options() and
+ regex_get_syntax().
+2003/07/25: [spec] (thanks akr)
+ change group(...) to shy-group(?:...) if named group is
+ used in the pattern.
+ add REG_SYN_CAPTURE_ONLY_NAMED_GROUP.
+2003/07/24: [spec] rename REG_OPTION_CAPTURE_ONLY_NAMED_GROUP to
+ REG_OPTION_DONT_CAPTURE_GROUP.
+ add REG_OPTION_CAPTURE_GROUP.
+2003/07/17: [spec] rename REG_SYN_OP2_NAMED_SUBEXP to REG_SYN_OP2_NAMED_GROUP.
+2003/07/17: [spec] add REGERR_EMPTY_GROUP_NAME.
+2003/07/17: [spec] rename REGERR_INVALID_SUBEXP_NAME
+ to REGERR_INVALID_CHAR_IN_GROUP_NAME.
+2003/07/17: [spec] restrict usable chars of group name to alphabet, digit,
+ '_' or multibyte-char in fetch_name(). [ruby-dev:20706]
+2003/07/16: [impl] minor change of sample/names.c.
+2003/07/14: [impl] rename USE_NAMED_SUBEXP to USE_NAMED_GROUP.
+2003/07/14: [bug] add fetch_name() for USE_NAMED_SUBEXP off case.
+2003/07/14: [API] add regex_number_of_names().
+2003/07/08: [impl] change error message for undefined group number call.
+ 'undefined group reference: /(a)\g<2>/'
+ --> 'undefined group <2> reference: /(a)\g<2>/'
+2003/07/08: [dist] modify doc/RE.
+2003/07/07: [impl] OP_SET_OPTION is not needed in compiled code.
+ add IS_DYNAMIC_OPTION() to regint.h.
+2003/07/07: [spec] called group should not ignore outside option (?i:...).
+ ex. /(?i:(?<n>(a)\2)){0}\g<n>/.match("aA")
+ add opcode OP_BACKREFN_IC and OP_BACKREF_MULTI_IC.
+ set option status to effect memory in optimize_node_left().
+2003/07/07: [impl] add opcode OP_ANYCHAR_ML, OP_ANYCHAR_ML_STAR and
+ OP_ANYCHAR_ML_START_PEEK_NEXT.
+2003/07/07: [bug] (thanks nobu) REG_MBLEN_TABLE[SJIS][0x80] should be 1.
+2003/07/07: [spec] rename REG_SYN_OP_QUOTE to REG_SYN_OP_ESC_Q_QUOTE.
+
+2003/07/04: Version 1.9.1
+
+2003/07/04: [new] add REG_OPTION_CAPTURE_ONLY_NAMED_GROUP. (thanks .NET)
+2003/07/04: [spec] check mbuf member in the case of
+ REG_SYN_NOT_NEWLINE_IN_NEGATIVE_CC in parse_char_class().
+2003/07/04: [spec] typo REG_SYN_WARN_FOR_CC_OP_NOT_ESCAPEED.
+ should be REG_SYN_WARN_FOR_CC_OP_NOT_ESCAPED.
+2003/07/04: [bug] conflict values on REG_SYN_WARN_FOR_CC_OP_NOT_ESCAPEED and
+ REG_SYN_NOT_NEWLINE_IN_NEGATIVE_CC. (thanks nobu)
+2003/07/03: [spec] add REG_SYN_OP_ESC_CONTROL_CHAR flag.
+2003/07/03: [spec] remove REG_SYN_OP_ESC_OCTAL3 and REG_SYN_OP_ESC_X_HEX2
+ flag from RegSyntaxGnuRegex.
+2003/07/03: [spec] remove REG_SYN_OP_NON_GREEDY flag from RegSyntaxGnuRegex.
+2003/07/02: [dist] fix doc/RE.
+2003/07/01: [impl] add config flag USE_VARIABLE_SYNTAX.
+ (turn off variable syntax on Ruby)
+2003/07/01: [spec] add syntax behavior REG_SYN_DIFFERENT_LEN_ALT_LOOK_BEHIND.
+2003/06/30: [spec] allow different length top-level alternatives
+ in look-behind. ex. (?<=abc|abcd), (?<!a|bc)
+2003/06/26: [spec] add option REG_OPTION_NEGATE_SINGLELINE.
+2003/06/26: [spec] should default on REG_OPTION_SINGLELINE
+ for REG_SYNTAX_PERL and REG_SYNTAX_JAVA.
+2003/06/26: [impl] add options member to RegStntaxType.
+2003/06/26: [spec] don't change the meaning of '\Z' for REG_OPTION_SINGLELINE.
+2003/06/25: [dist] don't use option REG_NEWLINE for sample/posix.c.
+2003/06/25: [dist] modify testconv.rb.
+ should match and convert double quoted string data.
+ ex. x(/\ca/, "\001", 0, 1)
+2003/06/25: [impl] add REG_SYN_OP2_ESC_CAPITAL_C_BAR_CONTROL and
+ REG_SYN_OP2_ESC_M_BAR_META.
+2003/06/25: [impl] add REG_SYN_OP_ESC_OCTAL3 and REG_SYN_OP_ESC_X_HEX2.
+2003/06/24: [impl] add REG_SYN_OP2_ESC_V_VTAB. (\v is VTAB)
+2003/06/24: [bug] should invert REG_OPTION_SINGLELINE flag
+ in REG_SYN_OP2_OPTION_PERL.
+2003/06/24: [impl] add REG_SYN_OP2_OPTION_PERL and REG_SYN_OP2_OPTION_RUBY.
+ meaning of (?m) and (?s) are depend on syntax.
+
+2003/06/20: Version 1.9.0
+
+2003/06/20: [spec] \Q...\E is not effective on REG_SYNTAX_RUBY. (thanks akr)
+2003/06/19: [inst] rename regex.h to oniguruma.h.
+2003/06/18: [impl] change REG_EXTERN setting condition. (__CYGWIN__)
+2003/06/18: [bug] return wrong result UTF-8 case in regex_mb2wc().
+2003/06/18: [impl] add REG_SYN_OP2_POSSESSIVE_INTERVAL. a{n,m}+
+2003/06/18: [new] add REG_SYNTAX_JAVA.
+2003/06/18: [spec] add REG_SYN_OP_QUOTE.
+2003/06/18: [spec] add op2 member to RegSyntaxType.
+ rename some REG_SYN_OP_XXX to REG_SYN_OP2.
+2003/06/16: [new] Perl-like quotation operator \Q, \E.
+2003/06/16: [spec] should not control ignore case mode by escaped char.
+ ex. /\J/i =~ "j", /[\J]/i =~ "j" (same as Perl)
+2003/06/13: [bug] modify onigposix.h.
+2003/06/13: [bug] should use -DIMPORT for link with DLL in win32/Makefile.
+2003/06/13: [dist] add sample/names.c
+2003/06/12: [bug] range should be from - 1 in not_wc_range_buf().
+2003/06/12: [spec] should warn for '-' before '&&' operator in char-class.
+2003/06/12: [new] add REG_SYNTAX_PERL.
+2003/06/12: [spec] add syntax behavior REG_SYN_WARN_FOR_CC_OP_NOT_ESCAPEED.
+2003/06/12: [spec] invalid POSIX bracket should be error. ex. [[:upper :]]
+2003/06/11: [new] char-class in char-class (as Java(TM)).
+2003/06/11: [spec] change AND operator in char-class from &&[..] to &&.
+2003/06/04: [spec] {n,m}+ should not be possessive operator.
+ ex. a{3}+ should be (?:a{3})+
+2003/06/03: [bug] should compare strings with min-length in is_not_included().
+2003/06/03: [impl] automatic possessivate optimization. a*b ==> (?>a*)b
+ (thanks Jeffrey E. F. Friedl)
+2003/06/02: [impl] remove multibyte-BitSet for OP_CCLASS_MB/OP_CCLASS_MB_NOT.
+2003/05/30: [new] char class intersection operator &&[...] like Java(TM).
+ (thanks akr)
+2003/05/30: [bug] should use bbuf_free() for CClassNode in regex_node_free().
+2003/05/29: [bug] wrong usage of syntax REG_SYN_ALLOW_EMPTY_RANGE_IN_CC.
+ /[d-a]/ should be error.
+2003/05/28: [impl] optimize stop-backtrack compiled code.
+ (/(?>a*)/, /(?>\w+)/ etc...)
+ add OP_POP opcode.
+2003/05/28: [new] possessive repeat operator. (?+, *+, ++, {n,m}+)
+2003/05/27: [spec] '-' at beginning of char-class should be warn only if
+ it is start of range. (ex. /[--a]/)
+2003/05/27: [spec] should not warn for right bracket at beginning of pattern.
+ ex. /]aaa/
+2003/05/27: [spec] change CCEND_ESC_WARN() from VERB_WARNING() to WARNING().
+2003/05/27: [spec] /[]aaa/ should be empty char-class error.
+ /[]aaa]/ should be warn for 'without backslash'.
+ (add char_exist_check() in regparse.c)
+2003/05/26: [bug] OP_REPEAT in recursive subexp call.
+ ex. /(?<n>(a|b\g<n>c){3,5})/.match("baaaaca") => "baaaaca"
+ was wrong result. (should be "aaaa")
+2003/05/26: [impl] add num_call member to regex_t.
+2003/05/26: [impl] add repeat_range member to regex_t.
+ (for delete upper,lower members from StackType.u.repeat)
+2003/05/26: [bug] change print_names() to external regex_print_names().
+2003/05/26: [tune] change OP_NULL_CHECK_END process in match_at().
+2003/05/26: [spec] change CCEND_ESC_WARN() from WARNING() to VERB_WARNING().
+2003/05/26: [spec] remove POSIXLINE option. (?p:...)
+ (be made the same as Ruby.)
+2003/05/22: [spec] use OP_NULL_CHECK_XXX only if repeat is infinite.
+ prev. /(?:()|()){0,10}\1\2/ =~ "" ==> FAIL
+ now /(?:()|()){0,10}\1\2/ =~ "" ==> MATCH
+
+2003/05/22: [impl] change target_empty setting condition in setup_tree().
+2003/05/19: [impl] avoid zero length repeat optimization. (thanks matz)
+ /()*/ ==> /()?/, /()+/ ==> /()/ etc...
+2003/05/19: [impl] minor changes for gcc -Wall. (-DREG_DEBUG_STATISTICS case)
+2003/05/19: [spec] rename regex_foreach_names() to regex_foreach_name().
+2003/05/16: [new] add --with-statistics option to configure.
+2003/05/16: [bug] move RegOpInfo[] definition to regint.h.
+2003/05/16: [new] add regex_version().
+
+2003/05/14: Version 1.8.6
+
+2003/05/14: [bug] use _vsnprintf() on Win32.
+2003/05/14: [spec] define USE_NEWLINE_AT_END_OF_STRING_HAS_EMPTY_LINE.
+ (/\n$/ =~ "\n", /\n\Z/ =~ "\n") [ruby-dev:20125]
+2003/05/14: [impl] minor changes for gcc -Wall.
+2003/05/14: [impl] add string.h check in AC_CHECK_HEADERS().
+2003/05/13: [impl] minor changes for gcc -Wall.
+2003/05/13: [impl] add regex_snprintf_with_pattern().
+2003/05/13: [spec] add warning for char class meta character without escape
+ in Ruby mode ('[', '-', ']').
+2003/05/13: [impl] define WARNING() and VERB_WARNING() in regint.h.
+2003/05/13: [bug] correct is_code_ascii() for /[[:ascii:]]/.
+2003/05/12: [dist] add regular expression document (doc/RE).
+2003/05/12: [spec] specification of $(END_LINE) was made the same as Ruby 1.8.
+ [ruby-dev:20130] (thanks matz)
+2003/05/12: [memo] shifted to Subversion(version 0.21.0) from CVS.
+
+2003/03/19: Version 1.8.5
+
+2003/03/19: [impl] change REG_EXTERN definition. (thanks nobu)
+2003/03/19: [impl] abbreviation for long error_par in regex_error_code_to_str().
+2003/03/18: [dist] change re.c.XXX.patch for GNU regex API changes.
+2003/03/18: [spec] change API regex_new(), regex_recompile() and
+ regex_error_code_to_str().
+ change API re_compile_pattern() and re_recompile_pattern().
+2003/03/18: [spec] replace REGERR_END_PATTERN_AT_GROUP_{COMMENT|OPTION} to
+ REGERR_END_PATTERN_IN_GROUP.
+2003/03/17: [impl] should free err_arg.
+2003/03/17: [bug] mistake(high -> to) in add_wc_range_to_buf().
+2003/03/17: [spec] add err_arg argument to regex_new() and regex_recompile().
+ for detail error message. (thanks akr)
+
+2003/03/12: Version 1.8.4
+
+2003/03/12: [tune] use cached value of effect node in get_min_match_length().
+2003/03/12: [bug] escaped alphabet should be TK_RAW_BYTE
+ in fetch_token() and fetch_token_in_cc().
+2003/03/12: [spec] change named backref and subexp call format.
+ backref: \k<name>, call: \g<name> (thanks akr)
+2003/03/11: [inst] add regparse.[ch] in win32/Makefile.
+2003/03/11: [bug] if UNALIGNED_WORD_ACCESS isn't setted
+ then compile error in unset_addr_list_fix(). (thanks knu)
+2003/03/10: [impl] divide regcomp.c to regcomp.c, regparse.c and regparse.h.
+2003/03/10: [bug] should handle multi-byte code name in fetch_name().
+2003/03/10: [spec] remove REGERR_TABLE_FOR_IGNORE_CASE_IS_NOT_SETTED.
+2003/03/10: [spec] support POSIX API option REG_NOSUB.
+ add comp_options member to POSIX API regex_t.
+
+2003/03/10: Version 1.8.3
+
+2003/03/10: [bug] can not compile with Ruby 1.6.8.
+ (inconsistent st.h with 1.6 and 1.8)
+ use hash table on Ruby 1.8 only.
+2003/03/10: [spec] forbid to use '\' in group name.
+2003/03/08: [impl] remove check_backref_number().
+2003/03/08: [bug] called group in 0-repeat should not be eliminated from
+ compile code. ex. /(?*n)(?<n>){0}/ (thanks akr)
+ add is_refered member to QualifierNode.
+2003/03/07: [impl] use hash table(st.[ch]) for implementation of name table.
+ (enable on Ruby in default)
+2003/03/07: [new] add regex_foreach_names().
+2003/03/06: [impl] add member reg->stack_pop_level.
+2003/03/06: [impl] add operator OP_MEMORY_START and member reg->backtrack_mem.
+2003/03/06: [bug] if REG_OPTION_FIND_LONGEST or REG_OPTION_NOT_EMPTY,
+ should handle backtrack of MEM_END.
+ add OP_MEMORY_END_PUSH and OP_MEMORY_END_PUSH_REC.
+2003/03/06: [impl] rename OP_MEMORY_END_PUSH to OP_MEMORY_END_MARK.
+2003/03/06: [spec] change error messages.
+2003/03/06: [tune] add tiny_pop check in STACK_POP.
+
+2003/03/05: Version 1.8.2
+
+2003/03/05: [impl] use cache info in EFFECT_MEMORY case
+ in optimize_node_info().
+2003/03/05: [impl] add EFFECT_MEMORY node reference count check
+ in optimize_node_left().
+2003/03/05: [impl] add min-len, max-len, char-len cache in EffectNode.
+2003/03/05: [spec] allow to call in look behind. ex. /(?<=(?*a))/
+2003/03/05: [bug] forgotten N_ANCHOR case in check_backref_number(),
+ subexp_inf_recursive_check_trav() etc...
+2003/03/05: [impl] rename USE_ONIGURUMA_EXTENSION to USE_SBMB_CLASS.
+2003/03/04: [impl] add CALL-node info in optimize_node_left().
+2003/03/04: [spec] prohibit left recursion of subexp call. ex. (?<n>|(?*n)a)
+ add subexp_inf_recursive_check_trav().
+2003/03/04: [spec] rename REG_SYN_STRICT_CHECK_BACKREF_NUMBER
+ to REG_SYN_STRICT_CHECK_BACKREF
+2003/03/03: [bug] /(?<n>a(?*n)|)/ isn't infinite recursion.
+ fix N_LIST case in subexp_recursive_check(). (thanks akr)
+2003/03/03: [bug] /(?<n>|(?*n))+/ segmentation fault.
+ should re-allocate in unset_addr_list_add(). (thanks akr)
+
+2003/03/01: Version 1.8.1
+
+2003/03/01: [bug] change STACK_GET_MEM_START() and STACK_PUSH_MEM_END().
+2003/03/01: [new] add reg_name_to_group_numbers() to POSIX API.
+2003/03/01: [impl] use OP_MEMORY_END_PUSH in callable subexp compiled code
+ only if subexp is recursive.
+2003/03/01: [spec] rename regex_name_to_backrefs() to
+ regex_name_to_group_numbers().
+2003/02/28: [impl] use function stack_double() instead of macro.
+2003/02/28: [new] subexp call. (?*name) (thanks akr)
+2003/02/28: [spec] add match stack limit check. (MATCH_STACK_LIMIT_SIZE)
+2003/02/28: [impl] check recursive subexp call.
+2003/02/28: [impl] add opcode OP_MEMORY_END_PUSH for callable subexp.
+2003/02/28: [impl] add opcode OP_CALL, OP_RETURN.
+ add stack type STK_CALL_FRAME, STK_RETURN, STK_MEM_END.
+2003/02/26: [spec] add new syntax behavior REG_SYN_STRICT_CHECK_BACKREF_NUMBER.
+ if it is setted, then error /(\1)/, /\1(..)/ etc...
+2003/02/26: [spec] if backref number is greater than max group number,
+ then return compile error. (REGERR_INVALID_BACKREF_NUMBER)
+2003/02/26: [tune] bad implemented N_ALT case in get_min_match_length().
+2003/02/26: [dist] auto update testc.c and win32/testc.c in dist target.
+2003/02/26: [impl] add -win option to testconv.rb.
+2003/02/25: [spec] allow to assign same name to different group.
+ add OP_BACKREF_MULTI.
+2003/02/24: [impl] reduce redundant repeat of empty target.
+ ex. /()*/ ==> /()?/, /()+/ ==> /()/, /(?:)+/ ==> //
+2003/02/24: [impl] change condition in regex_is_allow_reverse_match().
+2003/02/24: [impl] convert i(/../, ...) functions in testconv.rb.
+2003/02/24: [impl] change name table struct.
+
+2003/02/22: Version 1.8.0
+
+2003/02/22: [new] named subexp, named back reference. (thanks akr)
+ define: (?<name>...), back-ref: \g<name>
+2003/02/22: [impl] use str_node_can_be_split().
+2003/02/21: [dist] add sample/posix.c
+2003/02/21: [spec] rename some error code symbols.
+2003/02/21: [spec] max number of multibyte ranges(255) is small.
+ 255 --> 1000. (thanks MoonWolf)
+2003/02/20: [new] supported Basic Regular Expression(BRE) in POSIX API.
+ (REG_EXTENDED option: Extended RE)
+2003/02/20: [new] variable syntax.
+
+2003/02/12: Version 1.7.2
+
+2003/02/12: [bug] mismatch /\?a/i.match('?A').
+ check raw value in scan_make_node() and scan_backslash().
+ (thanks Nobu)
+2003/02/12: [impl] rename 'max_mem' to 'num_mem' in regex_t.
+2003/02/12: [impl] rename 'code' to 'enc' in regex_t.
+2003/02/12: [spec] remove transtable argument in regex_new and regex_recompile.
+ remove transtable member in regex_t.
+2003/02/10: [inst] change backup file suffix name from '.orig' to '.ruby_orig'.
+ (win32/Makefile)
+2003/02/10: [spec] number check in scan_char_class() ignore-case mode.
+ ex. /[\x58-\x64]/i
+2003/02/10: [impl] don't use OP_MEMORY_END_PUSH (and STK_MEM_END).
+2003/02/10: [impl] lift up head_exact value from child qualifier node to parent.
+2003/02/10: [tune] change stack type values.
+2003/02/10: [dist] add HISTORY.
+2003/02/08: [tune] change stack type values.
+2003/02/08: [tune] add STACK_BASE_CHECK().
+2003/02/08: [tune] add STACK_PUSH_ENSURED().
+2003/02/08: [dist] change contents of doc/API.
+2003/02/07: [inst] change backup file suffix name from '.orig' to '.ruby_orig'.
+2003/02/07: [spec] range in char-class should be same spec. with Ruby
+ in ignore-case mode. (ex. /[A-c]/i == /[a-c]/i)
+ (thanks MoonWolf)
+2003/02/07: [spec] [!--] should be allowed. (thanks MoonWolf)
+2003/02/07: [dist] refresh re.c.180.patch for re.c (2003-02-06).
+
+2003/02/07: Version 1.7.1
+
+2003/02/07: [impl] check first byte of string in ignore-case mode.
+ (get_head_exact_node())
+2003/02/07: [impl] remove redundant statements in setup_tree().
+2003/02/06: [new] create Win32 DLL.
+2003/02/06: [impl] use P_() macro for function prototype.
+2003/02/06: [impl] add HAVE_PROTOTYPE, HAVE_STDARG_PROTOTYPES in
+ configure.in and config.h.in.
+2003/02/06: [spec] /[0-9-a]/ is allowed as usual char '-' and 'a' in Ruby.
+ add USE_BETTER_COMPATIBILITY_FOR_ORIGINAL_REGEX in
+ regint.h. (thanks MoonWolf)
+2003/02/06: [spec] rename REG_MBCTYPE_XXXX to REG_ENCODING_XXXX in onigposix.h.
+2003/02/05: [spec] rename MBCTYPE_XXXX to REG_MBCTYPE_XXXX in onigposix.h.
+2003/02/05: [spec] add POSIX API error REG_EONIG_THREAD to onigposix.h.
+2003/02/05: [dist] add .cvsignore file.
+
+2003/02/04: Version 1.7
+
+2003/02/04: [bug] typo miss in regex_region_copy().
+2003/02/04: [impl] change THREAD_PASS macro. (regint.h)
+2003/02/04: [dist] add API document file doc/API.
+2003/02/04: [tune] if sub_anchor has ANCHOR_BEGIN_LINE then
+ set REG_OPTIMIZE_EXACT_BM in set_optimize_exact_info().
+2003/02/04: [spec] reimplement regex_clone() and it is obsoleted.
+2003/02/04: [bug] add REGERR_OVER_THREAD_PASS_LIMIT_COUNT
+ to regerror.c regposix.c.
+2003/02/03: [bug] Hankaku-Kana may be second byte in Shift_JIS
+ regex_is_allow_reverse_match().
+2003/02/03: [impl] add optimization type REG_OPTIMIZE_EXACT_BM_NOT_REV.
+ remove exact_allow_reverse_match member in regex_t.
+2003/02/03: [impl] add exact_allow_reverse_match member in regex_t.
+2003/02/03: [impl] compile-search conflict in regex_search() is handled.
+2003/02/01: [tune] decrease regex_region_clear() calling from regex_search().
+2003/02/01: [tune] remove region argument from match_at().
+2003/01/31: [tune] don't use strlen() in regexec() and regcomp().
+2003/01/31: [tune] decrease regex_reduce_chain() calling in regex_search().
+2003/01/31: [bug] STRING_CMP() in regexec.c was wrong in ignore-case.
+2003/01/31: [impl] convert to lower-case char at string compile time.
+ change SBTRANSCMP() in regexec.c.
+2003/01/31: [impl] rename TTRANS() to TOLOWER().
+2003/01/30: [bug] .c.o --> .c.obj in win32\Makefile.
+2003/01/30: [impl] add -DNOT_RUBY to Makefile.in.
+ NOT_RUBY is refered in regint.h for escape double
+ including config.h.
+2003/01/30: [impl] when string hasn't case ambiguity, don't compile
+ to ignore case opcode.
+2003/01/29: [impl] add SJIS, UTF-8 test_sb() test.
+2003/01/29: [dist] add INSTALL-RUBY file.
+2003/01/28: [test] success in Cygwin, Ruby 1.8.0 (2003-01-27).
+2003/01/24: [inst] add rback target to Makefile.in.
+2003/01/24: [impl] change SBCMP() -> IS_NEWLINE() in match_at().
+2003/01/23: [impl] add encoding arg to scan_xxxx_number().
+2003/01/23: [impl] rename WCInt to WCINT.
+2003/01/22: [bug] POSIX API regexec() was not thread safe.
+ remove region member from POSIX regex_t.
+ [new] add search time option REG_OPTION_POSIX_REGION.
+ (region argument is treated as regmatch_t[] type)
+ speed up regexec().
+2003/01/22: [memo] start CVS entry in my box.
+
+2003/01/21: Version 1.6
+
+2003/01/21: [test] Mac OS X 10.1, Ruby 1.8.0 (2003-01-20)
+2003/01/20: [impl] add UTF-8 check to test.rb. (thanks UENO Katsuhiro)
+2003/01/18: [impl] change REGION_NOTPOS to REG_REGION_NOTPOS in regex.h.
+2003/01/17: [dist] add sample/simple.c.
+2003/01/17: [inst] add configure option --with-rubydir.
+2003/01/17: [bug] bad implemeted POSIX API options.
+ default: /./ not match "\n", anchor not match "\n"
+ REG_NEWLINE: /./ not match "\n", anchor match "\n"
+2003/01/16: [impl] rewrite POSIX API regexec() for speed up.
+2003/01/16: [impl] add region member to POSIX regex_t struct.
+2003/01/16: [inst] rename library file from 'libregex.a' to 'libonig.a'.
+2003/01/15: [dist] add testc.c to distribution file.
+2003/01/15: [test] success in 'make rtest/ctest/ptest' on Windows 2000.
+2003/01/15: [bug] change '/' to \' in win32/Makefile.
+2003/01/14: [test] success in Ruby make test on Windows 2000.
+ VC++6.0, Ruby 1.6.8 (2003-01-12)
+2003/01/14: [inst] change Makefile.in and win32/Makefile.
+2003/01/11: [inst] changes for Win32 platform. (regint.h, reggnu.c, regcomp.c)
+2003/01/11: [dist] add win32 directory. (config.h, Makefile, testc.c)
+2003/01/10: [inst] add onigposix.h to install target. (Makefile.in)
+2003/01/10: [bug] lacked a comma in ESTRING[]. (regposerr.c)
+2003/01/10: [bug] local variable name was wrong. buf -> tbuf (regerror())
+2003/01/10: [spec] remove REG_RUBY_M17N case from onigposix.h and regposix.c.
+
+2003/01/09: Version 1.5
+
+2003/01/09: [inst] replace Ruby re.c.XXX.patch files. (166 -> 168, 172 -> 180)
+2003/01/09: [new] implement POSIX API. (thanks knu)
+ (onigposix.h, regposix.c, regposerr.c)
+2003/01/08: [spec] remove REGERR_END_PATTERN_AFTER_BACKSLASH in regex.h.
+2003/01/08: [spec] region arg can be NULL in regex_search() and regex_match().
+
+2003/01/08: Version 1.4
+
+2003/01/08: [inst] add test program converter (test.rb -> testc.c).
+2003/01/08: [bug] move GET_WCINT() from regcomp.c to regint.h.
+2003/01/07: [inst] add new test script (test.rb).
+2002/12/30: [bug] wrong merge in multibyte mode (alt_merge_opt_exact_info()).
+2002/12/28: [inst] add rtest target to Makefile.in.
+2002/12/28: [bug] /\xfe/.match("\xfe") mismatch in multibyte mode.
+ add "raw" flag arg to concat_opt_exact_info_str().
+2002/12/25: [bug] check condition was wrong in alt_merge_opt_map_info().
+2002/12/25: [impl] add threshold_len check in regex_search().
+2002/12/23: [bug] prec-read in alternative (/a|(?=z).f/.match("zf") => nil)
+2002/12/23: [bug] \G in alternative (/a|\Gz/.match("bza") => "z").
+ add start member in MatchArg. (regexec.c)
+2002/12/21: [impl] **** rewrite all optimization process. ****
+2002/12/16: [impl] remove node subtype EFFECT_EMPTY.
+2002/12/12: [impl] reconstruct node types. (regcomp.c)
+2002/12/11: [impl] add regerror.c
+2002/12/10: [bug] [ruby-dev:19042] (thanks Nobu)
+ anchor(\G etc...) influenced outside of "|". (/a|\Gb/)
+2002/11/30: [bug] [ruby-dev:18966] (thanks Nobu)
+ char-class(\S, [^\s] etc...) optimize map-info was wrong.
+2002/11/29: [bug] infinite loop on NULL-pointer str search (regex_search()).
+ (thanks matz)
+2002/11/29: [bug] change static -> extern (regex_chain_reduce()).
+2002/11/29: [bug] change encoding to RegDefaultCharEncoding
+ in re_recompile_pattern(). (adapt to re.c)
+2002/04/24: [spec] USE_ONIGURUMA_EXTENSION is disabled in default.
+2002/04/24: [new] add searching time option: REG_OPTION_NOTBOL/NOTEOL.
+ add searching time option argument to regex_search() and
+ regex_match(). (prepare for POSIX API)
+2002/04/20: [impl] divide regex.c file into regcomp.c, regexec.c, reggnu.c
+ and regint.h.
+2002/04/09: [impl] move IS_MULTILINE() to outside of loop in OP_ANYCHAR_STAR.
+2002/04/08: [impl] don't use OP_REPEAT operator for '??'.
+2002/04/06: [impl] reduce redundant nested repeat operators(?,*,+,??,*?,+?).
+ ex. (?:a*)?, (?:a??)* etc..
+2002/04/06: [spec] should not warn for /(?:a?)+?/.
+2002/04/04: [spec] should allow fixed length alternative and repeat pattern
+ in look-behind. ex. /(?<=(a|b){3})/ (thanks Guy Decoux)
+2002/04/02: [spec] should warn for /(?:a+)?/ and /(?:a*)??/. (thanks akr)
+
+2002/04/01: Version 1.3
+
+2002/04/01: [dist] add COPYING.
+2002/03/30: [spec] warn redundant nested repeat operator
+ in Ruby verbose mode. ex. (?:a*)?
+2002/03/30: [spec] nested repeat operator error check should be
+ same with GNU regex. (thanks Guy Decoux)
+2002/03/30: [new] add \x{hexadecimal-wide-char}. (thanks matz)
+2002/03/27: [bug] MBCTYPE_XXX symbol values should be same with GNU regex.
+2002/03/27: [impl] add THREAD_ATOMIC to regex_clone(), regex_init(), regex_end().
+2002/03/25: [spec] if encoding is utf-8, allow combination of singlebyte and
+ multibyte code range in char class.
+ (cancelled 2002/04/01: for M17N compatibility)
+2002/03/25: [dist] description of the license condition is added to README.
+2002/03/23: [bug] should set all bits of reg->mem_stats,
+ if REG_OPTION_FIND_LONGEST or REG_OPTION_NOT_EMPTY.
+2002/03/23: [new] add a new option REG_OPTION_NOT_EMPTY.
+2002/03/20: [spec] allow incompleted left brace as an usual char.
+ ex. /{/, /({)/, /a{2,3/ etc...
+2002/03/20: [impl] serialize integer in bytecode.
+ (switch by UNALIGNED_WORD_ACCESS in regex.c)
+2002/03/20: [impl] change re_mbcinit() for REG_RUBY_M17N.
+2002/03/19: [impl] word alignment of char class multi-byte code ranges.
+2002/03/19: [impl] replace OP_EXACTMB4N with OP_EXACTMB3N.
+2002/03/19: [bug] OP_CCLASS_MB_NOT process in matchAt() is wrong.
+2002/03/19: [new] add re_mbctab[] for Ruby extension library compatibility.
+2002/03/19: [spec] allow nested repeat operator, if operator is {n,m} type.
+2002/03/19: [new] add REG_IS_PATTERN_ERROR(ecode) in regex.h
+2002/03/18: [spec] /[a-b-c]/ should be error.
+2002/03/18: [bug] /[\w-a]/ should be error. (thanks Guy Decoux)
+2002/03/18: [bug] /[\]/ should be error. (thanks Guy Decoux)
+2002/03/18: [bug] /()*/ etc.. should not be error. (thanks Guy Decoux)
+2002/03/18: [spec] /a{1}*/ should not be error. (thanks Guy Decoux)
+2002/03/18: [bug] ab{2}{3} was interpreded to (?:a(?:b{2})){3}
+ (thanks Guy Decoux)
+2002/03/18: [bug] abort /(?i)*a/ etc... (thanks Guy Decoux)
+2002/03/18: [bug] abort /a|*/,/a|{1}/ etc... (thanks Guy Decoux)
+
+2002/03/13: Version 1.2
+
+2002/03/13: [test] success in rubicon/builtin/AllBuiltinTests.rb.
+ (thanks rubicon)
+2002/03/13: [bug] OP_EXACTMBN process in matchAt() is wrong.
+2002/03/13: [bug] start argument of BackwardSearchRange() is wrong.
+2002/03/12: [spec] change function name style from CamelCase
+ to underline_separation. (includes API)
+2002/03/12: [bug] if pattern has nested null-check, cause infinite loop.
+ correct STACK_NULL_CHECK() macro. (thanks Guy Decoux)
+2002/03/11: [bug] it is wrong that four numbers to continue as
+ an octal value in scanBackSlash(). ex. /\0111/
+ (thanks matz)
+2002/03/11: [new] \k (single-byte word char), \K (multi-byte char).
+2002/03/09: [inst] add two targets to Makefile.in (166 and 172).
+2002/03/09: [spec] decrease REG_MAX_BACKREF_NUM, REG_MAX_REPEAT_NUM
+ values.
+2002/03/08: [spec] allow use of "\A"(begin-buf) in look-behind.
+2002/03/08: [impl] add a new opcode OP_PUSH_IF_PEEK_NEXT.
+2002/03/08: [impl] add a new opcode OP_ANYCHAR_STAR_PEEK_NEXT.
+2002/03/07: [spec] prohibit use of capture group "(...)"
+ in negative look-behind.
+2002/03/07: [inst] add configure.in, config.h.in, Makefile.in.
+2002/03/07: [impl] call Init_REGEX_STAT() in RegexInit().
+2002/03/07: [spec] less length string match with negative look-behind.
+ ex. /(?<!XXX)a/.match("Xa"). (thanks Nobu)
+2002/03/06: [impl] expand repeated string, if expanded length <= 100.
+ ex. /(?:abc){10}/
+2002/03/06: [new] add a symbol REG_TRANSTABLE_USE_DEFAULT in regex.h.
+2002/03/06: [impl] rename RegDefaultCharCode to RegDefaultCharEncoding.
+2002/03/06: [bug] if pattern has NULL(\000) char, infinite loop happens
+ in ScanMakeNode(). (beware of strchr(). thanks Nobu)
+2002/03/06: [bug] range argument of ForwardSearchRange() is wrong.
+ ex. /\A.a/, /\G.a/ mismatched with "aa". (thanks Nobu)
+2002/03/05: [new] add RegexMatch() API. rename regexMatch() to matchAt().
+2002/03/05: [impl] change function definition style.
+2002/03/05: [impl] abolish use of macro symbol which name begin with underline.
+2002/03/04: [bug] make up a break-statement in compileTree().
+ (compile error on Mac OS X 10.1.3)
+
+2002/03/04: Version 1.1
+
+2002/03/04: [impl] replace STK_BOTTOM with STK_ALT.
+2002/03/02: [impl] add new opcode OP_FINISH and new stack type
+ STK_BOTTOM for (little bit) speed up STACK_POP.
+2002/03/02: [impl] add new opcode OP_EXACT1_IC, OP_EXACTN_IC
+ for compile time ignore case check.
+ remove opcode OP_EXACT1_RAW, OP_EXACTN_RAW.
+2002/03/02: [impl] add OpTime info to statistical data.
+2002/02/28: [bug] sub_anchor($) in ForwardSearch() and BackwardSearch().
+ ex. /$\x0az/.match("\nz")
+2002/02/28: [new] look-behind (?<=pattern), (?<!pattern).
+2002/02/27: [bug] use StackIndex instead of StackType* for realloc problem.
+2002/02/27: [impl] use m17n_codepoint() as mb2wc() in REG_RUBY_M17N.
+2002/02/27: [spec] undefined POSIX bracket /[[:xyz:]]/ should be syntax error.
+2002/02/26: [bug] ex. /$*/, /[a-]/, /((?i)a)b/ (thanks matz)
+
+2002/02/25: Version 1.0 (first release)
+
+--
+[bug: bug fix]
+[API: API change/new/delete]
+[new: new feature]
+[spec: specification change]
+[impl: implementation change]
+[tune: tune for speed up]
+[inst: changes for installation]
+[dist: distribution change]
+[test: test]
+[dev: development]
+[memo: memo]
+--
+<create tag>
+svn copy file:///home/kosako/svnreps/svnrep_onig/trunk file:///home/kosako/svnreps/svnrep_onig/tags/5.0.0 -m "ADD TAG: 5.0.0"
+
+<set ignore files by .cvsignore>
+svn propset svn:ignore -F .cvsignore .
+svn commit -m "..."
+
+
+<CVS: show all tags>
+cvs history -T
+
+<CVS: add tag>
+cvs rtag "VERSION_X_X_X" oniguruma
+
+
+<GNU Autotools: bootstrap>
+* write Makefile.am and configure.in.
+> aclocal
+> libtoolize or glibtoolize
+> automake --foreign --add-missing
+> autoconf
+> configure --with-rubydir=... CFLAGS="-O2 -Wall"
+
+
+<GNU libtool: version management>
+
+ VERSION = current:revision:age
+
+ current: interface number (from 0)
+ revision: implementation number of same interface (from 0)
+ age: number of supported previous interfaces
+ (if current only supported then age == 0)
+
+//END