File:  [ELWIX - Embedded LightWeight unIX -] / embedaddon / php / ext / mbstring / oniguruma / HISTORY
Revision 1.1.1.2 (vendor branch): download - view: text, annotated - select for diffs - revision graph
Mon Jul 22 01:31:54 2013 UTC (11 years ago) by misho
Branches: php, MAIN
CVS tags: v5_4_17, HEAD
5.4.17

    1: History
    2: 
    3: 2007/08/16: Version 4.7.1
    4: 
    5: 2007/08/16: [test] success in ruby 1.9.0 (2007-04-06) [i686-linux].
    6: 2007/07/04: [spec] (thanks K.Takata)
    7:                    ONIG_OPTION_SINGLELINE: '$' -> '\Z'  (as Perl)
    8: 2007/07/04: [dist] (thanks K.Takata)
    9:                    fix documents API and API.ja.
   10: 
   11: 2007/06/18: Version 4.7.0
   12: 
   13: 2007/06/18: [test] success in ruby 1.9.0 (2007-04-06) [i686-linux].
   14: 2007/06/18: [bug]  (thanks KUBO Takehiro)
   15:                    WORD_ALIGNMENT_SIZE must be sizeof(OnigCodePoint).
   16: 2007/06/05: [impl] add #ifndef vsnprintf in regint.h.
   17: 2007/06/05: [bug]  should check USE_CRNL_AS_LINE_TERMINATOR case
   18:                    in onig_search().
   19: 
   20: 2007/04/12: Version 4.6.2
   21: 
   22: 2007/04/09: [impl] change STATE_CHECK_BUFF_MAX_SIZE value from 0x8000
   23:                    to 0x4000.
   24: 2007/03/26: [impl] add 'void' to function declarations.
   25: 
   26: 2007/03/06: Version 4.6.1
   27: 
   28: 2007/03/06: [test] success in ruby 1.9.0 (2006-10-23) [i686-linux].
   29: 2007/03/06: [bug]  add #include <malloc.h> for bcc32.
   30:                    (In bcc32, alloca() is declared in malloc.h.)
   31: 2007/03/06: [impl] remove including version.h of Ruby.
   32: 2007/03/02: [bug]  invalid optimization for semi-end-buf in onig_search().
   33:                    ex. /\n\Z/.match("aaaaaaaaaa\n")
   34: 2007/03/02: [impl] move range > start check position in end_buf process.
   35: 
   36: 2007/02/08: Version 4.6.0
   37: 
   38: 2007/02/08: [test] success in ruby 1.9.0 (2006-10-23) [i686-linux].
   39: 2007/01/09: [tune] select_opt_exact_info() didn't work for empty info.
   40:                    ex. /.a/ make MAP info instead of EXACT info.
   41: 2006/12/29: [impl] add print_enc_string() for ONIG_DEBUG mode.
   42: 2006/12/22: [spec] should check too short multibyte char in parse_exp().
   43:                    add USE_PAD_TO_SHORT_BYTE_CHAR.
   44:                    ex. /\x00/ in UTF16 should be error.
   45: 
   46: 2006/11/17: Version 4.5.1
   47: 
   48: 2006/11/17: [test] success in ruby 1.9.0 (2006-10-23) [i686-linux].
   49: 2006/11/15: [impl] remove CHECK_INTERRUPT.
   50: 2006/11/10: [bug]  0x24, 0x2b, 0x3c, 0x3d, 0x3e, 0x5e, 0x60, 0x7c, 0x7e
   51:                    should be [:punct:].
   52: 2006/11/08: [impl] rename QUALIFIER -> QUANTIFIER.
   53: 2006/11/07: [bug]  (thanks Byte)
   54:                    add 0xa3 <=> 0xb3 to CaseFoldMap[] for KOI8-R.
   55: 
   56: 2006/11/06: Version 4.5.0
   57: 
   58: 2006/11/06: [test] success in ruby 1.9.0 (2006-10-23) [i686-linux].
   59: 2006/11/06: [API]  remove ONIGENC_AMBIGUOUS_MATCH_COMPOUND.
   60: 2006/11/06: [spec] change ONIG_OPTION_FIND_LONGEST to search all of 
   61:                    the string range.
   62:                    add USE_FIND_LONGEST_SEARCH_ALL_OF_RANGE.
   63: 
   64: 2006/10/30: Version 4.4.6
   65: 
   66: 2006/10/30: [test] success in ruby 1.9.0 (2006-10-23) [i686-linux].
   67: 2006/10/30: [impl] (thanks K.Takata)
   68:                    add THREAD_SYSTEM_INIT and THREAD_SYSTEM_END.
   69: 2006/10/30: [bug]  (thanks Wolfgang Nadasi-Donner)
   70:                    invalid offset value was used in STATE_CHECK_BUFF_INIT().
   71: 
   72: 2006/10/24: Version 4.4.5
   73: 
   74: 2006/10/24: [test] success in ruby 1.9.0 (2006-10-23) [i686-linux].
   75: 2006/10/24: [impl] escape -Wall warning.
   76: 2006/10/24: [tune] (thanks Kornelius Kalnbach)
   77:                    String#scan for long string needs long time compare with
   78:                    old Ruby
   79:                    by initialization time for combination explosion check
   80:                    ex. ("test " * 100_000).scan(/\w*\s?/)
   81:                    change STATE_CHECK_BUFF_MAX_SIZE from 0x8000000 to 0x8000.
   82:                    reduce initialization area of state_check_buff.
   83: 2006/10/16: [bug]  (thanks Akinori Musha)
   84:                    first argument of rb_warn() should be format string.
   85: 2006/10/10: [impl] add msa.state_check_buff_size initialization
   86:                    in onig_search().
   87: 2006/10/10: [bug]  should call onig_st_free_table() in
   88:                    onig_free_shared_cclass_table().
   89: 2006/10/10: [impl] remove OP_WORD_SB and OP_WORD_MB.
   90: 2006/09/29: [impl] initialize state_check_buff_size in STATE_CHECK_BUFF_INIT().
   91:                    make valgrind happy.
   92: 2006/09/22: [impl] convert to ascii for parameter string in
   93:                    onig_error_code_to_str().
   94:                    add enc member into OnigErrorInfo.
   95: 
   96: 2006/09/19: Version 4.4.4
   97: 
   98: 2006/09/19: [test] success in ruby 1.9.0 (2006-08-22) [i686-linux].
   99: 2006/09/19: [impl] (thanks KOYAMA Tetsuji)
  100:                    HAVE_STDARG_PROTOTYPES was not defined in Mac OS X
  101:                    by Xcode 2.4(gcc 4.0.1) problem. [php-dev 1312] etc...
  102: 
  103: 2006/09/15: Version 4.4.3
  104: 
  105: 2006/09/15: [test] success in ruby 1.9.0 (2006-08-22) [i686-linux].
  106: 2006/09/15: [bug]  (thanks Allan Odgaard)
  107:                    out of range access in bm_search_notrev().
  108:                    (p < s)
  109: 
  110: 2006/09/08: Version 4.4.2
  111: 
  112: 2006/09/08: [test] success in ruby 1.9.0 (2006-08-22) [i686-linux].
  113: 2006/09/08: [bug]  (thanks K.Takata)
  114:                    out of range access in bm_search_notrev().
  115: 2006/09/04: [spec] (thanks K.Takata)
  116:                    allow look-behind in negative look-behind.
  117:                    ex. /(?<!(?<=a)b|c)d/
  118: 
  119: 2006/08/29: Version 4.4.1
  120: 
  121: 2006/08/29: [test] success in ruby 1.9.0 (2006-08-22) [i686-linux].
  122: 2006/08/29: [dist] (thanks Seiji Masugata)
  123:                     add configure option --enable-combination-explosion-check
  124: 
  125: 2006/08/25: Version 4.4.0
  126: 
  127: 2006/08/25: [test] success in ruby 1.9.0 (2006-08-22) [i686-linux].
  128: 2006/08/25: [impl] add_state_check_num() should be enclosed in
  129:                    ifdef USE_COMBINATION_EXPLOSION_CHECK.
  130: 2006/08/23: [spec] config USE_COMBINATION_EXPLOSION_CHECK is enabled
  131:                    in Ruby mode only.
  132: 2006/08/22: [impl] remove last line comma in enum OpCode.
  133: 2006/08/22: [impl] remove OP_STATE_CHECK_ANYCHAR_STAR_PEEK_NEXT and
  134:                    OP_STATE_CHECK_ANYCHAR_ML_STAR_PEEK_NEXT.
  135: 2006/08/22: [impl] remove OP_BACKREF3.
  136: 
  137: 2006/08/21: Version 4.3.1
  138: 
  139: 2006/08/21: [test] success in ruby 1.9.0 (2006-07-28) [i686-linux].
  140: 2006/08/21: [impl] change stack type values
  141:                    and re-define STK_MASK_TO_VOID_TARGET etc...
  142: 2006/08/21: [impl] set repeat_range[].upper to 0x7fffffff as infinite.
  143: 2006/08/21: [impl] add STATE_CHECK_BUFF_MALLOC_THRESHOLD_SIZE.
  144: 2006/08/21: [impl] reduce (?:a*){n,m}, (?:a+){n,m} => (?:a*){n,n}, (?:a+){n,n}
  145: 2006/09/21: [impl] reduce (a*){n,m}, (a+){n,m} => (a*){n,n}, (a+){n,n}
  146:                    if backreference is not used.
  147: 2006/08/17: [bug]  should check scan_env.num_call > 0 for backrefed pattern
  148:                    in combination explosion check.
  149: 
  150: 2006/08/17: Version 4.3.0
  151: 
  152: 2006/08/17: [test] success in ruby 1.9.0 (2006-07-28) [i686-linux].
  153: 2006/08/17: [new]  add config USE_COMBINATION_EXPLOSION_CHECK.
  154:                    check /(.+)*/, /(\s*foo\s*)*/ etc...
  155:             [API]  add num_comb_exp_check member in regex_t.
  156:             [dist] change LTVERSION value to "1:0:0" in configure.in.
  157: 2006/08/15: [bug]  OP_REPEAT_INC process in match_at().
  158:                    should check repeat-count >= range-upper and
  159:                    range-upper may be infinite.
  160: 
  161: 2006/08/11: Version 4.2.3
  162: 
  163: 2006/08/11: [test] success in ruby 1.9.0 (2006-07-28) [i686-linux].
  164: 2006/08/10: [impl] remove double call in set_qualifier().
  165: 2006/08/10: [impl] remove by_number member in QualifierNode.
  166: 2006/08/09: [impl] remove a comma at the end of enum ReduceType
  167:                    for escape warning on Mac OS X.
  168: 2006/08/07: [impl] remove warning in regcomp.c.
  169: 2006/08/07: [spec] move definition of USE_BACKREF_AT_LEVEL into NOT_RUBY.
  170: 
  171: 2006/08/03: Version 4.2.2
  172: 
  173: 2006/08/03: [test] success in ruby 1.9.0 (2006-07-28) [i686-linux].
  174: 2006/08/03: [bug]  (thanks Hiroyuki Yamamoto)
  175:                    segmentation fault in regexec(). (POSIX API)
  176: 2006/08/02: [bug]  combination of \G in look-ahead/look-behind and other
  177:                    anchors(\A, \z, \Z) cause invalid result.
  178:                    ex. /(?!\G)a\z/.match("ba")
  179:                    start arg. of MATCH_ARG_INIT() should be original
  180:                    arg. of onig_search().
  181: 
  182: 2006/07/31: Version 4.2.1
  183: 
  184: 2006/07/31: [test] success in ruby 1.9.0 (2006-07-28) [i686-linux].
  185: 2006/07/31: [bug] (thanks Kimura Minoru)
  186:                    re-implement bm_search_notrev().
  187: 2006/07/31: [impl] bm_search_notrev() refactoring.
  188: 2006/07/31: [bug]  (thanks Kimura Minoru)
  189:                    fix incomplete multibyte string in exact info.
  190: 2006/07/31: [impl] (thanks Seiji Masugata)
  191:                    remove cast in va_init_list() for Intel C Compiler.
  192: 
  193: 2006/07/18: Version 4.2.0
  194: 
  195: 2006/07/18: [test] success in ruby 1.9.0 (2006-03-01) [i686-linux].
  196: 2006/07/18: [new]  (thanks Wolfgang Nadasi-Donner)
  197:                    add back reference with nest level.
  198:                    \k<name+n>, \k<name-n>
  199: 2006/07/11: [impl] change long to unsigned long for ONIG_OPTION_XXX
  200:                    and ONIG_SYN_XXX number literals.
  201: 
  202: 2006/07/03: Version 4.1.2
  203: 
  204: 2006/07/03: [test] success in ruby 1.9.0 (2006-03-01) [i686-linux].
  205: 2006/07/03: [spec] (thanks Wolfgang Nadasi-Donner)
  206:                    allow \G in look-behind.
  207:                    add ANCHOR_BEGIN_POSITION flag in setup_tree().
  208: 2006/06/12: [impl] (thanks matz)
  209:                     fix cast from char* to const char*
  210:                     in onig_snprintf_with_pattern().
  211:                     fix cast from char* to const char*
  212:                     for PopularQStr[] and ReduceQStr[].
  213: 
  214: 2006/05/22: Version 4.1.1
  215: 
  216: 2006/05/22: [test] success in ruby 1.9.0 (2006-03-01) [i686-linux].
  217: 2006/05/22: [impl] add position string argument to STACK_BASE_CHECK().
  218: 2006/05/22: [bug]  (thanks NARUSE, Yui)
  219:                    add STK_NULL_CHECK_END to IS_TO_VOID_TARGET().
  220:                    ex. core dump in
  221:                    /(?<pare>\(([^\(\)]++|\g<pare>)*+\))/.match('((a))')
  222: 
  223: 2006/05/15: Version 4.1.0
  224: 
  225: 2006/05/15: [test] success in ruby 1.9.0 (2006-03-01) [i686-linux].
  226: 2006/05/15: [impl] thread atomic changes for onig_end() and
  227:                    onig_free_node_list().
  228: 2006/05/15: [test] success in ruby 1.9.0 (2006-03-01) [i686-linux].
  229: 2005/05/15: [dist] update API, API.ja, FAQ, FAQ.ja.
  230: 2006/05/15: [spec] remove onig_recompile(), onig_recompile_deluxe()
  231:                    and re_recompile_pattern().
  232:                    add config USE_RECOMPILE_API.
  233: 2006/05/15: [impl] improved thread safe implementation of onig_search()
  234:                    and onig_match().
  235: 
  236: 2006/05/11: Version 4.0.4
  237: 
  238: 2006/05/11: [test] success in ruby 1.9.0 (2006-03-01) [i686-linux].
  239: 2006/05/11: [bug]  (thanks Yuji Kaneda)
  240:                    dead-lock in onig_end().              
  241: 2006/05/11: [dist] update index.html.
  242: 
  243: 2006/05/08: Version 4.0.3
  244: 
  245: 2006/05/08: [test] success in ruby 1.9.0 (2006-03-01) [i686-linux].
  246: 2006/05/08: [bug]  (thanks Allan Odgaard)
  247:                    Segmentation fault in backward search.
  248:                    ex. /^\t.*$/
  249: 2006/04/18: [dist] update index.html.
  250: 2006/04/05: [dist] update index.html.
  251: 2006/03/24: [dist] update doc/RE, doc/RE.ja.
  252: 
  253: 2006/03/23: Version 4.0.2
  254: 
  255: 2006/03/22: [test] success in ruby 1.9.0 (2006-03-01) [i686-linux].
  256: 2006/03/22: [impl] add both of ONIG_OPTION_DONT_CAPTURE_GROUP
  257:                    and ONIG_OPTION_CAPTURE_GROUP check.
  258: 2006/03/22: [spec] add error code ONIGERR_INVALID_COMBINATION_OF_OPTIONS.
  259: 2006/03/22: [impl] remove USE_NAMED_GROUP condition from
  260:                    ONIG_OPTION_DONT_CAPTURE_GROUP check in parse_effect().
  261: 2006/03/22: [new]  add API onig_noname_group_capture_is_active().
  262: 2006/03/01: [spec] rename regex object type from regex_t to OnigRegexType.
  263:                    add typedef OnigRegexType regex_t
  264:                    unless ONIG_ESCAPE_REGEX_T_COLLISION is defined.
  265: 2006/02/27: [spec] change ONIG_MAX_MULTI_BYTE_RANGES_NUM from 1000
  266:                    to 10000.  (for docdiff program)
  267: 2006/02/17: [dist] change COPYING year 2005 -> 2006.
  268: 
  269: 2006/02/07: Version 4.0.1
  270: 
  271: 2006/02/07: [test] success in ruby 1.9.0 (2005-11-28) [i686-linux].
  272: 2006/02/07: [bug]  memory leaks in onig_free_shared_cclass_table().
  273: 2006/02/03: [ruby] add -m 0644 option to install command in "make 19".
  274: 2006/02/03: [impl] rename ANCHOR_ANYCHAR_STAR_PL to ANCHOR_ANYCHAR_STAR_ML.
  275:                    change from IS_POSIXLINE() to IS_MULTILINE()
  276:                    for ANCHOR_ANYCHAR_START/_ML decision
  277:                    in optimize_node_left().
  278: 2006/01/26: [dist] update index.html for Oniguruma 2.5.3.
  279: 2006/01/25: [dist] update URL in index.html.
  280: 
  281: 2006/01/24: Version 4.0.0
  282: 
  283: 2006/01/24: [test] success in ruby 1.9.0 (2005-11-28) [i386-cygwin].
  284: 2006/01/24: [test] success in ruby 1.9.0 (2005-11-28) [i686-linux].
  285: 2006/01/24: [dist] remove warnings from sample/encode.c.
  286: 2006/01/24: [dist] change install description in README(.ja).
  287: 2006/01/24: [dist] remove re.c.XXX.patch from distribution and CVS.
  288: 2006/01/24: [dist] --- support shared library ---
  289:                    use GNU libtool/automake.
  290:                    change configure.in and add Makefile.am, sample/Makefile.am.
  291:                    add AUTHORS file.
  292: 2006/01/24: [dist] test programs return exit code -1 when test fails. 
  293: 2006/01/24: [bug] (thanks KIMURA Koichi)
  294:                    invalid syntax definition in ONIG_SYNTAX_GREP.
  295:                    ONIG_SYN_OP_BRACE_INTERVAL
  296:                    -> ONIG_SYN_OP_ESC_BRACE_INTERVAL
  297: 2006/01/23: [dist] fix configure.in for onig-config.
  298: 2006/01/19: [new]  add new config USE_UNICODE_ALL_LINE_TERMINATORS.
  299:                    (U+000d, U+0085, U+2028, U+2029)
  300: 2005/12/29: [dist] change pmatch array size to 25 in testconv.rb.
  301: 2005/12/26: [dist] fix name in test.rb.
  302: 2005/12/26: [dist] update index.html for 2.5.1.
  303: 
  304: 2005/11/29: Version 3.9.1
  305: 
  306: 2005/11/29: [test] success in ruby 1.9.0 (2005-11-28) [i686-linux].
  307: 2005/11/24: [test] success in ruby 1.9.0 (2005-08-09) [i686-linux].
  308: 2005/11/21: [test] success in ruby 1.9.0 (2005-11-20) [i386-cygwin].
  309: 2005/11/21: [bug]  (thanks Allan Odgaard)
  310:                    utf-8 character comments in extended mode leads 
  311:                    invalid result.
  312:                    ex. /(?x)(?<= # <any-utf-8 multibyte char>o\n~) /
  313:                    fix onigenc_unicode_is_code_ctype() and
  314:                    utf8_is_code_ctype().
  315: 2005/11/20: [bug]  (thanks MATSUMOTO Satoshi) (thanks Isao Sonobe)
  316:                    begin-line anchor and BM search optimization leads
  317:                    invalid result in UTF-16/32.
  318:                    fix in set_optimize_exact_info().
  319: 
  320: 2005/11/20: Version 3.9.0
  321: 
  322: 2005/11/20: [test] success in ruby 1.9.0 (2005-11-20) [i386-cygwin].
  323: 2005/11/20: [test] success in ruby 1.9.0 (2005-10-18) [i386-cygwin].
  324: 2005/11/20: [new]  add new config USE_CRNL_AS_LINE_TERMINATOR.
  325:                    (!!! NO SUPPORT experimental option !!!)
  326: 2005/11/15: [bug]  (thanks Allan Odgaard)
  327:                    tok->escape was not cleared in fetch_token_in_cc().
  328:                    ex. [\s&&[^\n]] makes wrong result.
  329: 2005/10/18: [impl] (thanks nobu)
  330:                    change sjis_mbc_enc_len()
  331:                    and node_new_cclass_by_codepoint_range() scope to static.
  332: 2005/09/05: [dist] remove link to MultiFind.
  333: 2005/09/01: [dist] add link to yagrep.
  334: 
  335: 2005/08/23: Version 3.8.9
  336: 
  337: 2005/08/23: [test] success in ruby 1.9.0 (2005-08-09) [i686-linux].
  338: 2005/08/23: [inst] fix Makefile.in for make ctest/ptest.
  339: 
  340: 2005/08/23: Version 3.8.8
  341: 
  342: 2005/08/23: [test] success in ruby 1.9.0 (2005-08-09) [i686-linux].
  343: 2005/08/23: [impl] split is_code_in_cc() from onig_is_code_in_cc().
  344: 2005/08/23: [impl] should check DATA_ENSURE() at OP_CCLASS_NODE in match_at().
  345: 2005/08/23: [impl] (thanks akr)
  346:                    add ONIG_OPTION_MAXBIT for escape conflict with
  347:                    Ruby's option.
  348: 2005/08/22: [impl] escape GCC 4.0 warnings for testc.c.
  349: 2005/08/22: [bug]  (thanks nobu, matz) [ruby-dev:26840]
  350:                    UTF-8 0xFE, 0xFF handling bug in code_is_in_cclass_node().
  351:                    abort on /\S*/ =~ "\xfe"
  352: 2005/08/22: [impl] escape GCC 4.0 warnings for sample/*.c.
  353: 2005/08/22: [impl] fix testconvu.rb.
  354: 2005/08/22: [impl] escape GCC 4.0 warnings.
  355: 
  356: 2005/08/09: Version 3.8.7
  357: 
  358: 2005/08/09: [test] success in ruby 1.9.0 (2005-08-09) [i686-linux].
  359: 2005/08/09: [bug]  (thanks Allan Odgaard)
  360:                    should not call enc_len() for s == range
  361:                    in onig_search().
  362: 2005/08/01: [dist] add mkdir $prefix, mkdir $exec_prefix to make install.
  363: 
  364: 2005/07/27: Version 3.8.6
  365: 
  366: 2005/07/27: [test] success in ruby 1.9.0 (2005-07-26) [i686-linux].
  367: 2005/07/27: [impl] update onig-config.in.
  368: 2005/07/26: [new]  (thanks Yen-Ju Chen)
  369:                    add Oniguruma configuration check program.
  370:                    (onig-config.in)
  371: 
  372: 2005/07/14: Version 3.8.5
  373: 
  374: 2005/07/14: [test] success in ruby 1.9.0 (2005-07-14) [i686-linux].
  375: 2005/07/11: [test] success in ruby 1.9.0 (2005-07-04) [i686-linux].
  376: 2005/07/11: [bug]  (thanks nobu) [ruby-dev:26505]
  377:                    invalid handling for /\c\x/ and /\C-\x/.
  378:                    fix fetch_escaped_value().
  379: 2005/07/05: [impl] (thanks Alexey Zakhlestine)
  380:                    escape GCC 4.0 warnings.
  381: 
  382: 2005/07/01: Version 3.8.4
  383: 
  384: 2005/07/01: [test] success in ruby 1.9.0 (2005-07-01) [i686-linux].
  385: 2005/06/30: [test] success in ruby 1.9.0 (2005-06-28) [i686-linux].
  386: 2005/06/30: [dist] add GB 18030 test to sample/encode.c.
  387: 2005/06/30: [impl] escape warning of gb18030_left_adjust_char_head().
  388: 2005/06/30: [new]  (contributed by KUBO Takehiro)
  389:                    add new character encoding ONIG_ENCODING_GB18030.
  390: 2005/06/30: [bug]  invalid ctype check for multibyte encodings.
  391:                    ("graph", "print")
  392:                    fix onigenc_mb2/4_is_code_ctype(), 
  393:                    eucjp_is_code_ctype() and sjis_is_code_ctype().
  394: 2005/06/30: [bug]  invalid conversion from code point to mbc in
  395:                    onigenc_mb4_code_to_mbc().
  396: 
  397: 2005/06/28: Version 3.8.3
  398: 
  399: 2005/06/28: [test] success in ruby 1.9.0 (2005-06-28) [i686-linux].
  400: 2005/06/27: [test] success in ruby 1.9.0 (2005-05-31) [i686-linux].
  401: 2005/06/27: [bug]  (thanks Wolfgang Nadasi-Donner)
  402:                    invalid check for never ending recursion.
  403:                    lower zero quantifier should be treated as
  404:                    a non-recursive call alternative.
  405:                    ex. /(?<bal>[^()]*(\(\g<bal>\)[^()]*)*)/
  406: 2005/06/15: [impl] add divide_ambig_string_node_sub().
  407: 2005/06/15: [dist] add a test to sample/encode.c.
  408: 2005/06/10: [new]  add ONIG_SYNTAX_PERL_NG. (Perl + named group)
  409: 
  410: 2005/06/01: Version 3.8.2
  411: 
  412: 2005/06/01: [test] success in ruby 1.9.0 (2005-05-31) [i686-linux].
  413: 2005/05/31: [dist] add doc/FAQ and doc/FAQ.ja.
  414: 2005/05/31: [impl] minor change in node_new().
  415: 2005/05/30: [test] success in ruby 1.9.0 (2005-05-11) [i686-linux].
  416: 2005/05/30: [bug]  (thanks Allan Odgaard)
  417:                    FreeNodeList null check should be on thread-atomic
  418:                    in node_new().
  419: 
  420: 2005/05/11: Version 3.8.1
  421: 
  422: 2005/05/11: [test] success in ruby 1.9.0 (2005-05-11) [i386-mswin32].
  423: 2005/05/11: [dist] update win32/Makefile (make 19).
  424: 2005/05/11: [test] success in ruby 1.9.0 (2005-05-11) [i686-linux].
  425: 2005/05/06: [test] success in ruby 1.9.0 (2005-05-06) [i686-linux].
  426: 2005/05/06: [impl] (thanks nobu) [ruby-core:4815]
  427:                    add #ifdef USE_VARIABLE_META_CHARS to goto label.
  428: 2005/04/25: [test] success in ruby 1.9.0 (2005-04-25) [i686-linux].
  429: 2005/04/25: [impl] change DEFAULT_WARN_FUNCTION and DEFAULT_VERB_WARN_FUNCTION
  430:                    to onig_rb_warn() and onig_rb_warning().
  431: 
  432: 2005/04/15: Version 3.8.0
  433: 
  434: 2005/04/15: [test] success in ruby 1.9.0 (2005-04-14) [i686-linux].
  435: 2005/04/01: [test] success in ruby 1.9.0 (2005-03-24) [i686-linux].
  436: 2005/04/01: [impl] (thanks Joe Orton)
  437:                    (thanks Moriyoshi Koizumi)
  438:                    many const-ification to many *.[ch] files.
  439: 
  440: 2005/03/25: Version 3.7.2
  441: 
  442: 2005/03/25: [test] success in ruby 1.9.0 (2005-03-24) [i686-linux].
  443: 2005/03/23: [test] success in ruby 1.9.0 (2005-03-20) [i686-linux].
  444: 2005/03/23: [test] success in ruby 1.9.0 (2005-03-08) [i686-linux].
  445: 2005/03/23: [new]  add ONIG_SYNTAX_ASIS.
  446: 2005/03/23: [new]  add ONIG_SYN_OP2_INEFFECTIVE_ESCAPE.
  447: 2005/03/09: [spec] rename MBCTYPE_XXX to RE_MBCTYPE_XXX. (GNU API)
  448: 2005/03/08: [test] success in ruby 1.9.0 (2005-03-08) [i686-linux].
  449: 2005/03/08: [impl] (thanks matz) [ruby-dev:25783]
  450:                    should not allocate memory for key data in st.c.
  451:                    move st_*_strend() functions from st.c. fixed some
  452: 	           potential memory leaks.
  453:                    (imported from Ruby 1.9 2005-03-08)
  454: 
  455: 2005/03/07: Version 3.7.1
  456: 
  457: 2005/03/07: [test] success in ruby 1.9.0 (2005-03-07) [i686-linux].
  458: 2005/03/07: [impl] (thanks Rui Hirokawa)
  459:                    add ONIG_ESCAPE_UCHAR_COLLISION.
  460:                    rename UChar to OnigUChar in oniguruma.h.
  461: 2005/03/07: [impl] remove declarations for Ruby in oniggnu.h.
  462: 2005/03/05: [bug]  ANCHOR_ANYCHAR_STAR didn't work in onig_search().
  463: 2005/03/01: [dist] remove oniggnu.h from MANIFEST-RUBY.
  464:                    remove oniggnu.h from make 19.
  465: 2005/03/01: [bug]  (thanks matz) [ruby-dev:25778]
  466:                    uninitialized member (OptEnv.backrefed_status)
  467:                    was used. 
  468: 
  469: 2005/02/19: Version 3.7.0
  470: 
  471: 2005/02/19: [test] success in ruby 1.9.0 (2005-02-19) [i386-cygwin].
  472: 2005/02/19: [new]  (thanks Minero Aoki)
  473:                    add onig_region_set().
  474: 2005/02/19: [API]  change onig_region_init() to extern.
  475: 2005/02/19: [dist] remove reggnu.c from MANIFEST-RUBY.
  476:                    remove reggnu.c from make 19.
  477: 2005/02/19: [dist] update doc/API and doc/API.ja.
  478: 2005/02/19: [test] success in ruby 1.9.0 (2005-02-19) [i386-cygwin].
  479: 2005/02/19: [impl] (thanks Alexey Zakhlestine)
  480:                    change UChar* to const UChar* in oniguruma.h,
  481:                    regenc.h and regparse.h.
  482: 2005/02/13: [impl] change UChar* to const UChar* in oniguruma.h and
  483:                    onigposix.h and st.h.
  484: 2005/02/12: [test] success in ruby 1.9.0 (2005-02-11) [i386-cygwin].
  485: 2005/02/12: [bug]  (thanks nobu) [ruby-dev:25676]
  486:                    type_cclass_hash() fix overrun.
  487: 2005/02/09: [test] success in ruby 1.9.0 (2005-02-09) [i686-linux].
  488: 2005/02/09: [spec] add RE_OPTION_FIND_NOT_EMPTY etc.. to oniggnu.h.
  489: 2005/02/09: [dist] remove hash.c.patch.
  490: 2005/02/07: [impl] remove re_mbctab, mbctab_ascii etc...
  491:                    (USE_COMPATIBILITY_FOR_RUBY_EXTENSION_LIBRARY)
  492: 
  493: 2005/02/04: Version 3.6.0
  494: 
  495: 2005/02/04: [test] success in ruby 1.9.0 (2005-02-04) [i686-linux].
  496: 2005/02/01: [bug]  add key_free() call to st_free_table().
  497: 2005/02/01: [new]  add onig_get_default_ambig_flag() and
  498:                    onig_set_default_ambig_flag().
  499: 2005/02/01: [dist] update MANIFEST-RUBY.
  500: 2005/01/31: [test] success in ruby 1.9.0 (2005-01-29) [i686-linux].
  501: 2005/01/31: [spec] remove ONIGENC_AMBIGUOUS_MATCH_COMPOUND
  502:                    from ONIGENC_AMBIGUOUS_MATCH_DEFAULT.
  503: 2005/01/31: [dist] update Makefile.in (make 19).
  504: 2005/01/29: [memo] (thanks Kazuo Saito)
  505:                    Oniguruma 3.5.4 was merged to Ruby 1.9.0.
  506: 2005/01/28: [impl] (thanks UK-taniyama)
  507:                    add extern "C" { } directive to oniguruma.h, oniggnu.h
  508:                    and onigposix.h for C++.
  509: 2005/01/25: [impl] remove nested function call for xxx_code_to_mbclen().
  510:                    (euc_kr.c, euc_tw.c, big5.c)
  511: 
  512: 2005/01/19: Version 3.5.4
  513: 
  514: 2005/01/19: [test] success in ruby 1.9.0 (2005-01-05) [i686-linux].
  515: 2005/01/19: [bug]  (thanks Isao Sonobe)
  516:                    callback function argument name_end of onig_foreach_name()
  517:                    was wrong.
  518:                    name key of name table should be null terminated for 
  519:                    character encoding length.
  520:                    add strdup_with_null(), rename onig_strdup() to k_strdup().
  521:                    use e->name_len in i_names().
  522: 2005/01/17: [impl] (thanks UK-taniyama)
  523:                    add HAVE_SYS_TYPES_H to config.h.in.
  524: 
  525: 2005/01/13: Version 3.5.3
  526: 
  527: 2005/01/13: [test] success in ruby 1.9.0 (2005-01-05) [i686-linux].
  528: 2005/01/13: [bug]  ignore case match bug.
  529:                    ex. /s+/iu.match("SSSSS") ==> [4..5]
  530:                    fix OP_EXACT1_IC, OP_EXACTN_IC process.
  531: 2005/01/13: [bug]  (thanks Isao Sonobe)
  532:                    ignore case match bug.
  533:                    ex. /is/iu.match("ss") fail.
  534:                    fix str_lower_case_match() etc.
  535: 
  536: 2005/01/05: Version 3.5.2
  537: 
  538: 2005/01/05: [test] success in ruby 1.9.0 (2005-01-05) [i686-linux].
  539: 2005/01/05: [test] success in ruby 1.9.0 (2004-12-16) [i686-linux].
  540: 2005/01/05: [bug]  (thanks Isao Sonobe)
  541:                    ignore case match bug.
  542:                    ex. /s+/iu.match("sssss") ==> [4..5]
  543:                    fix OP_EXACT1_IC, OP_EXACTN_IC process.
  544: 2005/01/05: [bug]  (thanks Isao Sonobe)
  545:                    group name table should be renumbered.
  546:                    add onig_renumber_name_table().
  547: 2004/12/24: [dist] remove file onigcmpt200.h.
  548: 
  549: 2004/12/17: Version 3.5.1
  550: 
  551: 2004/12/17: [dist] add INSTALL-RUBY to archive.
  552: 2004/12/16: [test] success in ruby 1.9.0 (2004-12-16) [i686-linux].
  553: 2004/12/16: [dist] update hash.c.patch.
  554: 2004/12/15: [bug]  (thanks matz)
  555:                    char > 127 should be casted to unsigned char. (utf8.c)
  556: 2004/12/13: [impl] add HAVE_PROTOTYPES and HAVE_STDARG_PROTOTYPES definition
  557:                    to oniguruma.h in the case __cplusplus.
  558: 2004/12/06: [dist] update doc/RE and doc/RE.ja.
  559: 2004/12/03: [impl] (thanks nobu)
  560:                    st.h fix prototype for C++.
  561: 
  562: 2004/12/03: Version 3.5.0
  563: 
  564: 2004/12/02: [test] success in ruby 1.9.0 (2004-12-02) [i686-linux].
  565: 2004/12/01: [test] success in ruby 1.9.0 (2004-12-01) [i386-mswin32].
  566: 2004/12/01: [dist] add make targets 19 and 19up to win32/Makefile.
  567: 2004/12/01: [test] success in ruby 1.9.0 (2004-12-01) [i386-cygwin].
  568: 2004/12/01: [test] success in ruby 1.9.0 (2004-12-01) [i686-linux].
  569: 2004/12/01: [impl] double cast for escape warning in Cygwin.
  570:                   (HashDataType* )((void* )(&e)) in regparse.c
  571: 2004/12/01: [test] success in ruby 1.9.0 (2004-11-30) [i686-linux].
  572: 2004/12/01: [tune] change implementation of clear_opt_map_info().
  573:                    (which was 10-16% cost in gprof result for my test program)
  574: 2004/12/01: [dist] remove regex.c from distribution files.
  575: 2004/11/30: [memo] remove targets 16 and 18 from Makefile.in.
  576: 2004/11/30: [test] success in ruby 1.9.0 (2004-11-30) [i686-linux].
  577: 2004/11/30: [inst] add "cp -p st.[ch] st.[ch].ruby_orig" to "make 19".
  578: 2004/11/30: [tune] map_position_value() return 20 if code is 0
  579:                    and minimum enclen > 1.
  580: 2004/11/30: [test] success in ruby 1.9.0 (2004-11-29) [i686-linux].
  581: 2004/11/30: [impl] minor changes for multi-thread in regexec.c and regcomp.c.
  582: 2004/11/30: [impl] change THREAD_PASS_LIMIT_COUNT value from 10 to 8.
  583: 2004/11/30: [impl] add THREAD_ATOMIC_XXX to FreeNodeList access in regparse.c
  584: 2004/11/29: [impl] add USE_MULTI_THREAD_SYSTEM.
  585: 2004/11/29: [memo] add hash.c.patch to CVS.
  586: 2004/11/29: [dist] change mail address to 'sndgk393 AT ...'
  587: 2004/11/29: [dist] add -s option (silent mode) to test.rb.
  588: 2004/11/29: [tune] change THRESHOLD_RANGE_NUM_FOR_SHARE_CCLASS value
  589:                    from 20 to 8.
  590: 2004/11/29: [inst] add make target "19up".
  591: 2004/11/29: [dist] change Oniguruma Home Page URL.
  592: 2004/11/29: [impl] remove onig_is_in_code_range_array().
  593: 2004/11/29: [dist] fix doc/RE and RE.ja (character types).
  594: 2004/11/26: [dist] fix win32/Makefile.
  595: 2004/11/26: [dist] fix doc/RE and RE.ja (multibyte character types).
  596: 2004/11/26: [impl] add onig_free_shared_cclass_table().
  597: 2004/11/26: [impl] move definition USE_UNICODE_FULL_RANGE_CTYPE to regenc.h.
  598: 2004/11/26: [impl] add opcode OP_CCLASS_NODE.
  599: 2004/11/26: [impl] move definition of CClassNode to regint.h.
  600: 2004/11/26: [impl] add type PointerType in regint.h.
  601: 2004/11/25: [impl] remove ONIGENC_CTYPE_MOD_NOT.
  602: 2004/11/25: [impl] rename onig_node_new_cclass_by_codepoint_range to
  603:                    node_new_cclass_by_codepoint_range.
  604: 2004/11/25: [impl] remove get_type_cc_node method from OnigEncodingType.
  605: 2004/11/25: [impl] move implementation of shared char-class from enc/*.c
  606:                    to regparse.c.
  607: 2004/11/25: [dist] add hash.c.patch for Ruby 1.9 hash.c change.
  608: 2004/11/22: [impl] change utf8_get_type_node().
  609: 2004/11/22: [impl] add ONIGENC_CTYPE_MOD_NOT.
  610: 2004/11/22: [bug]  (thanks MIYAMUKO Katsuyuki)
  611:                    ruby make test fail in HP-UX B.11.23 ia64.
  612:                    should use tok->u.code instead of tok->u.c in
  613:                    the case of TK_CODE_POINT.
  614: 2004/11/19: [bug]  (thanks Yoshida Masato)
  615:                    invalid multibyte code causes segmentation fault.
  616:                    ex.  /[\xFF-\xFF]/u
  617: 2004/11/19: [bug]  (thanks Yoshida Masato)
  618:                    illegal check in char-class range in UTF-8.
  619:                    ex.  s = "[\xC2\xA0-\xC3\xBE]"
  620:                         p(Regexp.new(s, nil, "u") =~ "\xC3\xBE")
  621: 2004/11/18: [impl] add onig_node_new_cclass_by_codepoint_range().
  622: 2004/11/18: [impl] remove OnigCodePointRange type. (use OnigCodePoint[].)
  623: 2004/11/17: [bug]  (thanks nobu)
  624:                    abort in "a".gsub(/a\Z/, "")
  625:                    fix ONIGENC_STEP_BACK() argument in onig_search().
  626: 2004/11/16: [impl] add key2 member to st_table_entry in st.[ch].
  627:                    change API of st for non-null terminated string key.
  628: 2004/11/16: [impl] add get_type_cc_node method to OnigEncodingType.
  629: 2004/11/15: [impl] add st.h and st.c from Ruby 1.9.
  630:                    use st-hash always.
  631: 2004/11/12: [impl] change menber 'not' of CClassNode to 'flags'.
  632:                    add flags FLAG_CCLASS_NOT and FLAG_CCLASS_SHARE.
  633: 2004/11/12: [impl] add onig_is_in_code_range_array() to enc/unicode.c.
  634: 2004/11/12: [impl] fix CRWord in enc/unicode.c and MBWord in enc/utf8.c.
  635: 2004/11/11: [bug]  fix enc/utf8.c.
  636:                    size 0 array initializer was compile error in VC++.
  637: 2004/11/09: [inst] (thanks Hiroki YAGITA)
  638:                    change installed file mode to 0644.
  639: 2004/11/09: [bug]  (thanks UK-taniyama)
  640:                    wrong definitions GET_RELADDR_INC(), GET_ABSADDR_INC()
  641:                    etc... (NOT PLATFORM_UNALIGNED_WORD_ACCESS)
  642: 2004/11/09: [impl] type cast in regexec() for remove compile time warning.
  643:                    (WIN32, regposix.c)
  644: 2004/11/08: [spec] fix Unicode character types.
  645:                    0x00ad (soft hyphen) should be [:cntrl:] and [:space:] type.
  646:                    [0x0009..0x000d], 0x0085 should be [:print:] type.
  647:                    0x00ad should not be [:punct:] type.
  648: 2004/11/08: [inst] fix Makefile.in. (for make ctest/ptest/testcu)
  649: 2004/11/06: [impl] (thanks Kazuo Saito)
  650:                    too many alternatives pattern causes core dump.
  651:                    change implementation of onig_node_free().
  652: 2004/11/05: [spec] rename ONIGERR_END_PATTERN_AT_BACKSLASH to
  653:                    ONIGERR_END_PATTERN_AT_ESCAPE.
  654: 2004/11/05: [impl] (thanks matz)
  655:                    escape compile time warnings for x86-64 Linux.
  656:                    StackIndex type int -> long
  657: 2004/11/05: [memo] (thanks Kazuo Saito)
  658:                    Oniguruma 3.4.0 was merged to Ruby 1.9.0.
  659: 
  660: 2004/10/30: Version 3.4.0
  661: 
  662: 2004/10/30: [test] success in ruby 1.9.0 (2004-09-24) [i686-linux].
  663: 2004/10/30: [new]  add hexadecimal digit char type. (\h, \H)
  664:                    syntax: ONIG_SYN_OP2_ESC_H_XDIGIT
  665: 2004/10/30: [bug]  (thanks Guy Decoux)
  666:                    reluctant infinite repeat bug.
  667:                    ex. /^[a-z]{2,}?$/.match("aaa") fail.
  668:                    fix OP_REPEAT_INC_NG process in match_at().
  669: 
  670: 2004/10/18: Version 3.3.1
  671: 
  672: 2004/10/18: [test] success in ruby 1.9.0 (2004-09-24) [i686-linux].
  673: 2004/10/18: [impl] (thanks Imai Yasumasa)
  674:                    enclose #include <sys/types.h> by #ifndef __BORLANDC__.
  675: 2004/10/18: [bug]  (thanks Imai Yasumasa)
  676:                    memory acess violation in select_opt_exact_info().
  677: 2004/09/25: [dist] fix doc/API and doc/API.ja.
  678: 2004/09/25: [bug]  fix OP_SEMI_END_BUF process in match_at() for
  679:                    the case USE_NEWLINE_AT_END_OF_STRING_HAS_EMPTY_LINE
  680:                    is not defined.
  681: 
  682: 2004/09/17: Version 3.3.0
  683: 
  684: 2004/09/17: [dist] add COPYING to program source files.
  685: 2004/09/17: [test] success in ruby 1.9.0 (2004-07-23) [i686-linux].
  686: 2004/09/17: [bug]  (thanks Isao Sonobe)
  687:                    memory access violations in xxx_mbc_enc_len(),
  688:                    and xxx_mbc_to_normalize() and
  689:                    xxx_left_adjust_char_head().
  690:                    add string range check in match_at() and onig_search().
  691: 2004/09/08: [dist] change mail address format.(kosako AT sofnec ...)
  692: 
  693: 2004/09/04: Version 3.2.9
  694: 
  695: 2004/09/04: [test] success in ruby 1.9.0 (2004-07-23) [i686-linux].
  696: 2004/09/04: [bug]  (thanks Bob Kerstetter and Richard Koch)
  697:                    search fail in ignore case mode.
  698:                    fix str_lower_case_match().
  699: 2004/09/04: [inst] (thanks Isao Sonobe)
  700:                    clear sample directory in 'make clean'.
  701: 2004/09/04: [bug]  fix ONIGENC_AMBIGUOUS_MATCH_COMPOUND/ASCII/NONASCII
  702:                    meanings in XXXXX_mbc_to_normalize() and
  703:                    XXXXX_is_mbc_ambiguous().
  704: 2004/08/28: [bug]  fix ONIGENC_AMBIGUOUS_MATCH_COMPOUND/ASCII/NONASCII
  705:                    meanings in iso_8859_XX_mbc_to_normalize() and
  706:                    iso_8859_XX_is_mbc_ambiguous().
  707: 
  708: 2004/08/24: Version 3.2.8
  709: 
  710: 2004/08/24: [test] success in ruby 1.9.0 (2004-07-23) [i686-linux].
  711: 2004/08/24: [spec] add ONIG_SYN_FIXED_INTERVAL_IS_GREEDY_ONLY.
  712:                    /a{n}?/ == /(?:a{n})?/
  713: 2004/08/24: [dist] fix doc/RE and doc/RE.ja.
  714: 2004/08/24: [bug]  (thanks starfish)
  715:                    memory leak in set_optimize_exact_info().
  716: 
  717: 2004/08/21: Version 3.2.7
  718: 
  719: 2004/08/21: [test] success in ruby 1.8.2 (2004-07-28) [i686-linux].
  720:                    (1.8.2 preview2)
  721: 2004/08/21: [test] success in ruby 1.9.0 (2004-07-23) [i686-linux].
  722: 2004/08/21: [bug]  (thanks Isao Sonobe) (thanks kage)
  723:                    memory access violation in bm_search_notrev().
  724:                    (forgotten to merge from 2.X)
  725: 
  726: 2004/07/24: Version 3.2.6
  727: 
  728: 2004/07/24: [test] success in ruby 1.9.0 (2004-07-23) [i686-linux].
  729: 2004/07/24: [test] success in ruby 1.8.2 (2004-07-16) [i686-linux].
  730: 2004/07/24: [bug]  fix warnings for regexec.c. (gcc 2.91.66)
  731: 2004/07/24: [memo] change version control system from Subversion
  732:                    to CVS 1.11.17.
  733: 2004/07/20: [bug]  (thanks Isao Sonobe)
  734:                    illegal result in negative character class in ignore case
  735:                    mode. fix pair-ambig-codes process in parse_exp().
  736:                    ex. /[^a]/i.match("A")
  737: 2004/07/20: [bug]  (thanks Isao Sonobe)
  738:                    undefined bytecode error happens in UTF-16BE etc..
  739:                    compile_length_cclass_node() was not consistent with
  740:                    compile_cclass_node().
  741: 
  742: 2004/07/01: Version 3.2.5
  743: 
  744: 2004/07/01: [test] success in ruby 1.8.2 (2004-06-23) [i686-linux].
  745: 2004/07/01: [new]  add onig_get_syntax_{op,op2,behavior,options}.
  746: 2004/07/01: [bug]  (thanks Isao Sonobe)
  747:                    invalid result in onig_capture_tree_traverse().
  748:                    fix make_capture_history_tree().
  749: 
  750: 2004/06/29: Version 3.2.4
  751: 
  752: 2004/06/29: [test] success in ruby 1.8.2 (2004-06-23) [i686-linux].
  753: 2004/06/29: [new]  (thanks Isao Sonobe)
  754:                    add onig_number_of_captures().
  755: 
  756: 2004/06/25: Version 3.2.3
  757: 
  758: 2004/06/25: [test] success in ruby 1.8.2 (2004-06-23) [i686-linux].
  759: 2004/06/25: [bug]  (thanks Isao Sonobe)
  760:                    invalid result in onig_capture_tree_traverse().
  761:                    fix make_capture_history_tree().
  762: 
  763: 2004/06/24: Version 3.2.2
  764: 
  765: 2004/06/24: [test] success in ruby 1.8.0 (2003-08-08) [i386-cygwin].
  766: 2004/06/24: [test] success in ruby 1.8.0 (2003-08-08) [i386-mswin32].
  767: 2004/06/24: [test] success in ruby 1.8.2 (2004-06-23) [i686-linux].
  768: 2004/06/24: [new]  (thanks Isao Sonobe)
  769:                    add onig_number_of_capture_histories().
  770: 2004/06/24: [bug]  (thanks Isao Sonobe)
  771:                    invalid char position match in UTF-16 and UTF-32.
  772:                    add onigenc_always_false_is_allowed_reverse_match().
  773: 
  774: 2004/06/17: Version 3.2.1
  775: 
  776: 2004/06/17: [test] success in ruby 1.8.0 (2003-08-08) [i386-cygwin].
  777: 2004/06/17: [test] success in ruby 1.8.0 (2003-08-08) [i386-mswin32].
  778: 2004/06/17: [test] success in ruby 1.8.2 (2004-05-18) [i686-linux].
  779: 2004/06/17: [impl] should not use OP_REPEAT for (...)? even if target size
  780:                    is long.
  781: 2004/06/17: [bug]  (thanks nobu) [ruby-dev:23703]
  782:                    should use STACK_AT() instead of stkp in OP_REPEAT_INC.
  783:                    add IN_VAR_REPEAT flag in setup_tree().
  784: 2004/06/16: [impl] change select_opt_exact_info() to use ByteValTable[].
  785: 2004/06/16: [impl] change map_position_value() table values.
  786: 2004/06/14: [impl] (thanks John Carter)
  787:                    RelAddrType, AbsAddrType and LengthType change
  788:                    from short int to int type for the very long string match.
  789: 2004/06/14: [bug]  (thanks Greg A. Woods)
  790:                    fix nmatch argument of regexec() is smaller than 
  791:                    reg->num_mem + 1 case. (POSIX API)
  792: 2004/06/14: [spec] (thanks Greg A. Woods)
  793:                    set pmatch to NULL if nmatch is 0 in regexec(). (POSIX API)
  794: 
  795: 2004/06/10: Version 3.2.0
  796: 
  797: 2004/06/10: [test] success in ruby 1.8.0 (2003-08-08) [i386-cygwin].
  798: 2004/06/10: [test] success in ruby 1.9.0 (2004-05-27) [i386-mswin32].
  799: 2004/06/10: [test] success in ruby 1.8.2 (2004-05-18) [i686-linux].
  800: 2004/06/10: [dist] add README.ja.
  801: 2004/06/10: [new]  add onig_copy_encoding().
  802: 2004/06/10: [API]  add encoding argument to onig_set_meta_char().
  803:                    add meta_char_table member to OnigEncodingType.
  804: 2004/06/08: [dist] add doc/API.ja.
  805: 2004/06/07: [API]  add num_of_elements member to OnigCompileInfo.
  806: 2004/05/29: [memo] (thanks Kazuo Saito)
  807:                    Oniguruma 3.1.0 was merged to Ruby 1.9.0.
  808: 2004/05/26: [impl] rename NST_SIMPLE_REPEAT to NST_STOP_BT_SIMPLE_REPEAT.
  809: 2004/05/26: [impl] doesn't need to check that target's simple repeat-ness
  810:                    for EFFECT_MEMORY type node in setup_tree().
  811: 
  812: 2004/05/25: Version 3.1.0
  813: 
  814: 2004/05/25: [test] success in ruby 1.8.0 (2003-08-08) [i386-mswin32].
  815: 2004/05/25: [test] success in ruby 1.8.0 (2003-08-08) [i386-cygwin].
  816: 2004/05/25: [test] success in ruby 1.9.0 (2004-05-23) [i686-linux].
  817: 2004/05/25: [test] success in ruby 1.8.2 (2004-05-18) [i686-linux].
  818: 2004/05/25: [bug]  (thanks Masahiro Sakai) [ruby-dev:23560]
  819:                    ruby -ruri -ve 'URI::ABS_URI =~
  820:                                     "http://example.org/Andr\xC3\xA9"'
  821:                    nested STK_REPEAT type stack can't backtrack repeat_stk[].
  822:                    add OP_REPEAT_INC_SG and OP_REPEAT_INC_NG_SG.
  823: 2004/05/25: [new]  support UTF-32LE. (ONIG_ENCODING_UTF32_LE)
  824: 2004/05/25: [new]  support UTF-32BE. (ONIG_ENCODING_UTF32_BE)
  825: 2004/05/24: [impl] divide enc/utf16.c to utf16_be.c and utf16_le.c.
  826: 2004/05/24: [impl] add enc/unicode.c.
  827: 2004/05/24: [API]  change calling sequences of onig_new_deluxe() and
  828:                    onig_recompile_deluxe().
  829:                    define OnigCompileInfo type.
  830: 2004/05/21: [impl] perform ensure process for rb_trap_exec() in match_at().
  831:                    add onig_exec_trap() and CHECK_INTERRUPT_IN_MATCH_AT.
  832: 2004/05/21: [impl] add regex status check to onig_match().
  833: 2004/05/21: [new]  add onig_get_capture_tree() and
  834:                    onig_capture_tree_traverse().
  835: 2004/05/20: [spec] (thanks Isao Sonobe)
  836:                    capture history return capture data tree.
  837:                    (see sample/listcap.c)
  838: 2004/05/19: [bug]  (thanks Simon Strandgaard)
  839:                    Control-C does not work in matching process on Ruby.
  840:                    add calling of CHECK_INTERRUPT into match_at().
  841:                    ex. /<(?:[^">]+|"[^"]*")+>/.match('<META http-equiv= \
  842:                        "Content-Type content="text/html; charset=iso-8859-1">')
  843: 2004/05/19: [bug]  (thanks Simon Strandgaard)
  844:                    define virtual codepoint values for invalid encoding
  845:                    byte 0xfe and 0xff in UTF-8.
  846:                    ex. /\w+/u.match("%a\xffb\xfec%") ==> "a"
  847: 2004/05/19: [spec] (thanks Simon Strandgaard)
  848:                    too big backref number should be treated as a sequence of
  849:                    an octal char and number digits.
  850:                    ex. /b\3777\c/.match("b\3777\c")
  851: 2004/05/17: [spec] rename encoding names "UTF-16 BE" and "UTF-16 LE"
  852:                    to "UTF-16BE" and "UTF-16LE".
  853: 2004/05/17: [impl] move ismbchar() and mbclen() from oniguruma.h to oniggnu.h.
  854: 2004/05/17: [impl] rename onigenc_single_byte_is_allowed_reverse_match() to
  855:                    onigenc_always_true_is_allowed_reverse_match().
  856: 
  857: 2004/05/14: Version 3.0.0
  858: 
  859: 2004/05/14: [test] success in ruby 1.8.0 (2003-08-08) [i386-cygwin].
  860: 2004/05/14: [test] success in ruby 1.9.0 (2004-05-14) [i686-linux].
  861: 2004/05/14: [test] success in ruby 1.8.0 (2003-08-08) [i386-mswin32].
  862:                    (* need to edit parse.y:
  863:                        register int c; ---> int c; in yylex())
  864: 2004/05/14: [impl] add regext.c.
  865: 2004/05/14: [spec] KOI8 is not included in library archive by default setup.
  866: 2004/05/14: [impl] implementation changes are completed for all encoding files.
  867: 2004/05/12: [impl] add divide_ambig_string_node().
  868:                    ambiguous string is divided and normalized before
  869:                    optimization and compilation process.
  870: 2004/05/11: [dist] remove INSTALL-RUBY from distribution.
  871: 2004/04/28: [memo] (thanks Kazuo Saito)
  872:                    Oniguruma 2.2.8 was merged to Ruby 1.9.0.
  873: 2004/04/26: [spec] change value DEFAULT_MATCH_STACK_LIMIT_SIZE = 0 : unlimited
  874: 2004/04/26: [new]  add onig_get_match_stack_limit_size() and
  875:                    onig_set_match_stack_limit_size().
  876: 2004/04/26: [bug]  add error check to re.c.181.patch and re.c.168.patch.
  877: 2004/04/23: [impl] remove ctype_support_level from OnigEncodingType.
  878: 2004/04/22: [spec] allow the range from single byte char to multibyte char in
  879:                    character class for implementation reason.
  880:                    ex. /[a-\xbb\xcc]/ in EUC-JP encoding.
  881: 2004/04/21: [impl] remove max_enc_len_by_first_byte() from OnigEncodingType.
  882: 2004/04/20: [new]  add onig_copyright().
  883: 2004/04/20: [impl] add regversion.c.
  884: 2004/04/15: [new]  add onig_get_ambig_flag().
  885: 2004/04/14: [bug]  (thanks Isao Sonobe)
  886:                    undefined bytecode error happens if ONIG_OPTION_FIND_LONGEST
  887:                    is setted.
  888:                    should finish matching process if find-condition
  889:                    is fail at OP_END in match_at().
  890: 2004/04/12: [impl] add ambig_flag to regex_t.
  891: 2004/04/09: [impl] move onig_set_meta_char() to regsyntax.c.
  892: 2004/04/09: [bug]  (thanks HIROSE Masaaki) fix onig_version().
  893: 2004/04/08: [impl] add regsyntax.c.
  894: 2004/04/07: [new]  support UTF-16 LE. (ONIG_ENCODING_UTF16_LE)
  895: 2004/04/05: [impl] add ONIGENC_CTYPE_NEWLINE.
  896: 2004/04/05: [memo] (thanks Kazuo Saito)
  897:                    Oniguruma 2.2.6 was merged to Ruby 1.9.0.
  898: 2004/04/02: [memo] Version 2.2.6 was released.
  899: 2004/03/26: [new]  support UTF-16 BE. (ONIG_ENCODING_UTF16_BE)
  900: 2004/03/25: [spec] support non 8-bit encodings.
  901: 2004/03/16: [memo] 2.X branch for 8-bit encodings only.
  902: 
  903: 2004/03/16: Version 2.2.5
  904: 
  905: 2004/03/16: [test] success in ruby 1.8.0 (2003-08-08) [i386-mswin32].
  906: 2004/03/16: [test] success in ruby 1.9.0 (2004-02-24) [i686-linux].
  907: 2004/03/16: [impl] add property name to error message of
  908:                    ONIGERR_INVALID_CHAR_PROPERTY_NAME.
  909: 2004/03/16: [spec] allow prefix 'Is' for \p{...} in ONIG_SYNTAX_PERL.
  910:                    add syntax op. ONIG_SYN_OP2_CHAR_PROPERTY_PREFIX_IS.
  911: 2004/03/15: [dist] add sample/syntax.c.
  912: 2004/03/15: [spec] support NOT op. in char property. \p{^...}, \P{^...}.
  913:                    add syntax op. ONIG_SYN_OP2_ESC_P_BRACE_CIRCUMFLEX_NOT.
  914: 2004/03/15: [spec] rename ONIG_SYN_OP2_ESC_P_CHAR_PROPERTY to
  915:                    ONIG_SYN_OP2_ESC_P_BRACE_CHAR_PROPERTY.
  916: 2004/03/10: [impl] move ONIGERR_XXX from regenc.h to oniguruma.h,
  917:                    rename ONIGERR_XXX to ONIGENCERR_XXX in regenc.h.
  918: 2004/03/08: [impl] (thanks eban)
  919:                    replace defined(__CYGWIN__) to defined(__GNUC__).
  920: 2004/03/08: [bug]  (thanks eban) [ruby-dev:23172]
  921:                    need to separate initialization for bcc32.
  922: 2004/03/06: [memo] (thanks Kazuo Saito)
  923:                    Oniguruma 2.2.4 was merged to Ruby 1.9.0.
  924: 2004/03/05: [API]  change second argument type of onig_set_meta_char()
  925:                    from unsigned int to OnigCodePoint.
  926: 2004/03/05: [dist] (thanks Kazuo Saito)
  927:                    add MANIFEST-RUBY.
  928: 
  929: 2004/03/04: Version 2.2.4
  930: 
  931: 2004/03/04: [impl] (thanks Moriyoshi Koizumi)
  932:                    fix many warnings in Win32 VC++ with /W3 option.
  933: 
  934: 2004/03/02: Version 2.2.3
  935: 
  936: 2004/03/02: [bug]  (thanks Isao Sonobe)
  937:                    return invalid capture region value if capture history
  938:                    is used. (OP_MEMORY_END_PUSH_REC bug)
  939:                    ex. /\g<p>(?@<p>\(\g<s>\)){0}(?<s>(?:\g<p>)*|){0}/
  940:                        .match("((())())")
  941: 2004/03/02: [impl] (thanks Kazuo Saito)
  942:                    add :nodoc: to onig_stat_print() for RDoc.
  943: 2004/03/02: [impl] don't use ONIG_SOURCE_IS_WRAPPED.
  944: 
  945: 2004/02/27: Version 2.2.2
  946: 
  947: 2004/02/27: [impl] fix the position of onig_stat_print().
  948: 2004/02/27: [impl] define ONIG_RUBY_DEFINE_GLOBAL_FUNCTION() in regint.h
  949:                    for ignored by RDoc.
  950: 
  951: 2004/02/26: Version 2.2.1
  952: 
  953: 2004/02/26: [bug]  [bugs.php.net:#26677] (thanks behrens)
  954:                    invalid definition at onig_error_code_to_str()
  955:                    in the case of NOT HAVE_STDARG_PROTOTYPES.
  956: 
  957: 2004/02/25: Version 2.2.0
  958: 
  959: 2004/02/25: [test] success in ruby 1.8.0 (2003-08-08) [i386-mswin32].
  960: 2004/02/24: [test] success in ruby 1.9.0 (2004-02-24) [i686-linux].
  961: 2004/02/24: [bug]  undefined IS_BLANK() and IS_GRAPH() was used in
  962:                    onigenc_is_code_ctype() in the case of Ruby M17N.
  963: 2004/02/24: [new]  support ISO-8859-16. (ONIG_ENCODING_ISO_8859_16)
  964: 2004/02/24: [bug]  should not fold match for 0xdf in iso8859_6.c.
  965: 2004/02/24: [new]  support ISO-8859-14. (ONIG_ENCODING_ISO_8859_14)
  966: 2004/02/23: [new]  support ISO-8859-13. (ONIG_ENCODING_ISO_8859_13)
  967: 2004/02/23: [new]  support ISO-8859-10. (ONIG_ENCODING_ISO_8859_10)
  968: 2004/02/20: [bug]  fix iso_8859_4_mbc_is_case_ambig().
  969: 2004/02/20: [new]  support ISO-8859-9. (ONIG_ENCODING_ISO_8859_9)
  970: 2004/02/19: [bug]  correct ctype tables for ISO-8859-3, ISO-8859-4, 
  971:                    ISO-8859-6, ISO-8859-7, ISO-8859-8, KOI8_R.
  972: 2004/02/18: [bug]  wrong replaced name OnigSyntaxGnuOnigex.
  973: 2004/02/17: [spec] check capture status for empty infinite loop.
  974:                    [ruby-dev:20224] etc...
  975:                    ex. /(?:\1a|())*/.match("a"),
  976:                        /(?:()|()|()|(x)|()|())*\2b\5/.match("b")
  977:                    add USE_INFINITE_REPEAT_MONOMANIAC_MEM_STATUS_CHECK.
  978:                    add OP_NULL_CHECK_END_MEMST, OP_NULL_CHECK_END_MEMST_PUSH.
  979:                    add stack type STK_NULL_CHECK_END.
  980: 2004/02/13: [impl] add OnigEncodingEUC_CN to enc/euc_kr.c.
  981: 2004/02/13: [bug]  (thanks Simon Strandgaard)
  982:                    parsing of nested repeat was invalid.
  983:                    ex. /ab{2,3}*/ was /(?:a(?:b{2,3}))*/,
  984:                        should be /a(?:b{2,3}*)/
  985: 2004/02/12: [bug]  (thanks Simon Strandgaard)
  986:                    OP_REPEAT_INC_NG process in match_at() is wrong.
  987:                    ex. bad match /a.{0,2}?a/ =~ "0aXXXa0"
  988: 2004/02/12: [bug]  (thanks Simon Strandgaard)
  989:                    wrong fetch after (?x) option.  ex. "(?x)\ta .\n+b"
  990: 2004/02/12: [bug]  (thanks Simon Strandgaard)
  991:                    [\^] is not a empty char class.
  992: 2004/02/09: [new]  add onig_set_syntax_op(), onig_set_syntax_op2(),
  993:                    onig_set_syntax_behavior(), onig_set_syntax_options().
  994: 2004/02/06: [dist] add a new target 'site' to Makefile.in.
  995: 2004/02/06: [dist] add index.html.
  996: 2004/02/03: [bug]  oniggnu.h was not installed by 'make install'.
  997: 
  998: 2004/02/02: Version 2.1.0
  999: 
 1000: 2004/02/02: [test] success in ruby 1.9.0 (2004-02-02) [i686-linux].
 1001: 2004/02/02: [test] success in ruby 1.8.0 (2003-08-08) [i386-cygwin].
 1002: 2004/02/02: [test] success in ruby 1.8.0 (2003-08-08) [i386-mswin32].
 1003: 2004/02/02: [new]  support ISO-8859-11. (ONIG_ENCODING_ISO_8859_11)
 1004: 2004/02/02: [new]  support ISO-8859-5. (ONIG_ENCODING_ISO_8859_5)
 1005: 2004/02/02: [impl] should check single byte encoding or not in and_cclass()
 1006:                    and or_cclass().
 1007: 2004/01/30: [dist] add oniggnu.h.
 1008: 2004/01/30: [bug]  ISO-8859-7 0xb7 (middle dot) is Punct type.
 1009: 2004/01/30: [new]  support ISO-8859-8. (ONIG_ENCODING_ISO_8859_8)
 1010: 2004/01/29: [new]  support ISO-8859-7. (ONIG_ENCODING_ISO_8859_7)
 1011: 2004/01/29: [new]  support ISO-8859-6. (ONIG_ENCODING_ISO_8859_6)
 1012: 2004/01/28: [new]  support KOI8-R. (ONIG_ENCODING_KOI8_R)
 1013: 2004/01/28: [new]  support KOI8. (ONIG_ENCODING_KOI8)
 1014: 2004/01/27: [dist] rename enc/isotable.c to enc/mktable.c.
 1015: 2004/01/27: [new]  support ISO-8859-4. (ONIG_ENCODING_ISO_8859_4)
 1016: 2004/01/26: [new]  support ISO-8859-3. (ONIG_ENCODING_ISO_8859_3)
 1017: 2004/01/26: [bug]  EncISO_8859_{1,15}_CtypeTable[256] was wrong.
 1018:                    (0x80 - 0xff is not ASCII)
 1019: 2004/01/23: [new]  support ISO-8859-2. (ONIG_ENCODING_ISO_8859_2)
 1020: 2004/01/23: [dist] add enc/isotable.c.
 1021: 2004/01/22: [new]  support EUC-TW. (ONIG_ENCODING_EUC_TW)
 1022: 2004/01/22: [bug]  definition of GET_ALIGNMENT_PAD_SIZE() and
 1023:                    ALIGNMENT_RIGHT() was wrong.
 1024:                    type casting should be unsigned int, not int.
 1025: 2004/01/22: [impl] add defined(__x86_64) || defined(__x86_64__)
 1026:                    to unaligned word access condition. (AMD64 ?)
 1027: 2004/01/21: [dist] rename enc/eucjp.c to enc/euc_jp.c.
 1028: 2004/01/21: [new]  support EUC-KR. (ONIG_ENCODING_EUC_KR)
 1029: 2004/01/20: [test] success in ruby 1.8.0 (2003-08-08) [i386-cygwin].
 1030: 2004/01/20: [dist] change Makefile.in.
 1031: 2004/01/20: [spec] add \p{...}, \P{...} in char class.
 1032: 2004/01/20: [new]  character property operators \p{...}, \P{...}.
 1033:                    supported in ONIG_SYNTAX_JAVA and ONIG_SYNTAX_PERL.
 1034: 2004/01/19: [spec] allow /a{,n}/ as /a{0,n}/. (but don't allow /a{,}/)
 1035: 2004/01/19: [dist] rename onigcomp200.h to onigcmpt200.h.
 1036: 2004/01/19: [dist] update re.c.168.patch. svn add re.c.181.patch.
 1037: 2004/01/16: [dist] update sample/*.c for new API.
 1038: 2004/01/16: [dist] add onigcomp200.h. (for old API compatibility)
 1039: 2004/01/16: [dist] update documents API, RE and RE.ja.
 1040: 2004/01/16: [spec] change prefix REG_ -> ONIG_, regex_ onig_,
 1041:                    ENC_ -> ONIGENC, enc_ -> onigenc_.
 1042: 2004/01/15: [impl] rename ENC_IS_MBC_E_WORD() to ENC_IS_MBC_WORD().
 1043:                    rename ENC_CTYPE_SUPPORT_LEVEL_SB_ONLY to
 1044:                    ENC_CTYPE_SUPPORT_LEVEL_SB.
 1045: 2004/01/14: [impl] rename UNALIGNED_WORD_ACCESS to
 1046:                    PLATFORM_UNALIGNED_WORD_ACCESS.
 1047: 2004/01/14: [impl] change MATCH_STACK_LIMIT_SIZE value from 200000 to 500000.
 1048: 2004/01/13: [impl] remove ENC_CODE_TO_MBC_FIRST(enc,code) in regenc.h.
 1049:                    remove code_to_mbc_first member in RegCharEncodingType.
 1050: 2004/01/13: [impl] remove head byte bitset information in cclass->mbuf.
 1051: 2003/12/26: [impl] change macro name ismb_xxxx() in enc/*.c for
 1052:                    escape conflict.
 1053: 
 1054: 2003/12/24: Version 2.0.0
 1055: 
 1056: 2003/12/24: [spec] ignore case option is effective to numbered char.
 1057:                    ex. /\x61/i =~ "A"
 1058: 2003/12/24: [test] success in ruby 1.8.1 (2003-12-24) [i686-linux].
 1059: 2003/12/24: [test] success in ruby 1.8.0 (2003-08-08) [i386-cygwin].
 1060: 2003/12/24: [test] success in ruby 1.8.0 (2003-08-08) [i386-mswin32].
 1061: 2003/12/24: [test] success in regex.c compile test on ruby-m17n.
 1062:                    (but can't make miniruby because re.c patch fail.)
 1063: 2003/12/24: [bug]  (thanks H.Miyamoto) /[\W]/ was wrong in 1.9.5.
 1064: 2003/12/22: [spec] implement fold match on UTF-8 encoding.
 1065: 2003/12/19: [impl] add ctype_support_level and ctype_add_codes() member to
 1066:                    RegCharEncoding type.
 1067: 2003/12/19: [impl] add add_ctype_to_cc() in regparse.c.
 1068: 2003/12/19: [impl] add enc_is_code_ctype() in REG_RUBY_M17N case.
 1069: 2003/12/19: [impl] change ENC_CODE_TO_MBC() interface.
 1070: 2003/12/18: [new]  implement fold match. (variable number of char
 1071:                    match in ignore case mode.)
 1072:                    ex. German alphabet ess-tsett(U+00DF) match "SS" and "ss".
 1073: 2003/12/17: [impl] refactoring of encoding system.
 1074: 2003/12/17: [impl] add enc_init() in regenc.c.
 1075: 2003/12/17: [new]  support Big5. (REG_ENCODING_BIG5)
 1076: 2003/12/16: [impl] change CodePoint from unsigned int to unsigned long.
 1077: 2003/12/16: [new]  support ISO 8859-15. (REG_ENCODING_ISO_8859_15)
 1078: 2003/12/16: [impl] change P_() macro definition condition for Win32.
 1079: 2003/12/16: [dist] add sample/encode.c
 1080: 2003/12/16: [new]  support ISO 8859-1. (REG_ENCODING_ISO_8859_1)
 1081: 2003/12/15: [impl] rename IS_ENC_XXXX to ENC_IS_XXXX.
 1082: 2003/12/15: [impl] rename RegDefaultCharEncoding to EncDefaultCharEncoding.
 1083: 2003/12/15: [impl] divide encoding files. (enc/ascii.c, enc/utf8.c etc...)
 1084: 2003/12/15: [bug]  unexpected infinite loop in regex_snprintf_with_pattern().
 1085:                    change local var. type char* to UChar*.
 1086: 2003/12/15: [impl] remove REG_MBLEN_TABLE[].
 1087: 2003/12/15: [spec] rename function prefix regex_get_prev_char_head(),
 1088:                    regex_get_left_adjust_char_head() and
 1089:                    regex_get_right_adjust_char_head() to enc_xxxxxx().
 1090: 2003/12/15: [impl] rename function prefixes in regenc.h from regex_ to enc_.
 1091: 2003/12/12: [impl] remove USE_SBMB_CLASS.
 1092: 2003/12/12: [impl] rename mb -> mbc, mblen() to enc_len().
 1093: 2003/12/12: [impl] rename WCINT to CodePoint.
 1094: 2003/12/11: [impl] delete IS_XXXX() ctype macros from regint.h.
 1095: 2003/12/11: [impl] add enc->wc_is_ctype() and RegAsciiCtypeTable[256].
 1096: 2003/12/11: [impl] remove RegAsciiCaseAmbigTable.
 1097: 2003/12/10: [impl] use ENC_TO_LOWER() for ignore case comparison.
 1098: 2003/12/08: [impl] *** re-defined RegCharEncoding in oniguruma.h. ***
 1099: 2003/12/08: [impl] add USE_POSIX_REGION_OPTION to regint.h.
 1100: 2003/12/08: [impl] add IS_ENC_WORD() to regenc.h.
 1101: 2003/12/05: [impl] rename IS_CODE_XXXX() to IS_ENC_XXXX().
 1102: 2003/12/05: [impl] delete IS_CODE_WORD() from regenc.h.
 1103: 2003/12/04: [spec] rename REG_SYN_OP_BACK_REF to REG_SYN_OP_DECIMAL_BACKREF.
 1104: 2003/12/04: [spec] add (REG_SYN_OP_ESC_W_WORD | REG_SYN_OP_ESC_B_WORD_BOUND |
 1105:                    REG_SYN_OP_ESC_LTGT_WORD_BEGIN_END | REG_SYN_OP_BACK_REF)
 1106:                    to RegSyntaxGrep.
 1107: 2003/12/04: [spec] remove REG_ENCODING_DEFAULT and REGCODE_DEFAULT.
 1108: 2003/12/04: [spec] move declarations of regex_get_default_encoding() and
 1109:                    regex_set_default_encoding() from oniguruma.h to regenc.h.
 1110: 2003/12/03: [new]  add regex_get_default_encoding() and
 1111:                    regex_set_default_encoding().
 1112: 2003/12/03: [spec] REG_ENCODING_DEFAULT meaning is changed.
 1113:                    (current default value, not initial default value.)
 1114: 2003/12/03: [spec] REGCODE_XXX is obsoleted. use REG_ENCODING_XXX.
 1115: 2003/12/02: [memo] alias svnst='svn status | grep -v "^\?"'
 1116: 2003/12/02: [spec] move regex_set_default_trans_table() declaration
 1117:                    from oniguruma.h to regenc.h. (obsoleted API)
 1118: 2003/12/02: [impl] move variables RegDefaultCharEncoding, DefaultTransTable and
 1119:                    AmbiguityTable to regenc.c.
 1120: 2003/12/01: [impl] add regex_continuous_sbmb() to regenc.c.
 1121: 2003/12/01: [dist] add regenc.h and regenc.c.
 1122: 2003/11/18: [dist] change testconv.rb.
 1123: 2003/11/18: [bug]  (thanks Masaru Tsuda)
 1124:                    memory leak in parse_subexp().
 1125: 2003/11/18: [bug]  (thanks Masaru Tsuda)
 1126:                    memory leak in names_clear() and parse_char_class().
 1127: 2003/11/17: [bug]  memory leak in parse_char_class().
 1128: 2003/11/17: [bug]  (thanks Masaru Tsuda)
 1129:                    OptExactInfo length should not over OPT_EXACT_MAXLEN.
 1130:                    (concat_opt_exact_info_str())
 1131: 
 1132: 2003/11/12: Version 1.9.5
 1133: 
 1134: 2003/11/12: [test] success in ruby 1.8.0 (2003-08-08) [i386-cygwin].
 1135: 2003/11/12: [test] success in ruby 1.8.1 (2003-11-11) [i686-linux].
 1136: 2003/11/12: [spec] add definition of REG_INEFFECTIVE_META_CHAR.
 1137: 2003/11/11: [dist] add a sample program sample/sql.c.
 1138: 2003/11/11: [new]  add variable meta character.
 1139:                    regex_set_meta_char()
 1140: 2003/11/11: [spec] add syntax op. REG_SYN_OP_VARIABLE_META_CHARS.
 1141: 2003/11/11: [spec] rename REG_SYN_OP_ESC_CAPITAL_Q_QUOTE to
 1142:                    REG_SYN_OP2_ESC_CAPITAL_Q_QUOTE,
 1143:                    REG_SYN_OP_QMARK_GROUP_EFFECT to 
 1144:                    REG_SYN_OP2_QMARK_GROUP_EFFECT.
 1145: 2003/11/06: [impl] define THREAD_PASS as rb_thread_schedule() in Ruby mode.
 1146: 2003/11/05: [spec] add syntax behavior REG_SYN_WARN_REDUNDANT_NESTED_REPEAT.
 1147: 2003/11/05: [spec] rename REG_SYN_WARN_FOR_CC_OP_NOT_ESCAPED to
 1148:                    REG_SYN_WARN_CC_OP_NOT_ESCAPED.
 1149: 2003/11/04: [new]  add regex_set_warn_func() and regex_set_verb_warn_func().
 1150: 2003/10/30: [new]  add regex_name_to_backref_number().
 1151:                    (for multiplex definition name, see sample/names.c)
 1152: 2003/10/30: [spec] add name_end and reg argument to callback function of
 1153:                    regex_foreach_name().  (see sample/names.c)
 1154: 2003/10/29: [spec] add syntax behavior REG_SYN_ALLOW_MULTIPLEX_DEFINITION_NAME.
 1155:                    add error code REGERR_MULTIPLEX_DEFINED_NAME.
 1156: 2003/10/14: [dist] modify sample/simple.c.
 1157: 2003/10/03: [bug]  (thanks nobu)  [ruby-dev:21472]
 1158:                    sub-anchor of optimization map info was wrong
 1159:                    in concat_left_node_opt_info().
 1160:                    ex. /^(x?y)/ = "xy" fail. 
 1161: 
 1162: 2003/09/17: Version 1.9.4
 1163: 
 1164: 2003/09/17: [spec] change specification of char-class range in ignore case mode
 1165:                    follows with Ruby 1.8(2003-09-17).
 1166:                    ex. /[H-c]/i ==> (H-Z, 0x5b-0x60, a-c)/i
 1167:                                 ==> H-Z, h-z, 0x5b-0x60, a-c, A-C
 1168: 2003/09/16: [bug]  (thanks Guy Decoux)
 1169:                    remove env->option == option check in parse_effect().
 1170:                    change env->option for dynamic option in parse_exp().
 1171:                    (ex. bad match /(?i)(?-i)a/ =~ "A")
 1172: 2003/09/12: [spec] rename REG_SYN_ALLOW_RANGE_OP_IN_CC to
 1173:                    REG_SYN_ALLOW_DOUBLE_RANGE_OP_IN_CC,
 1174:                    REG_SYN_ESCAPE_IN_CC to REG_SYN_BACKSLASH_ESCAPE_IN_CC.
 1175: 2003/09/11: [bug]  change to IS_SYNTAX_OP2 at REG_SYN_OP2_ESC_GNU_BUF_ANCHOR.
 1176: 2003/09/09: [spec] rename REG_SYN_OP2_ESC_M_BAR_META to
 1177:                    REG_SYN_OP2_ESC_CAPITAL_M_BAR_META,
 1178:                    REG_SYN_OP_ESC_Q_QUOTE to REG_SYN_OP_ESC_CAPITAL_Q_QUOTE,
 1179:                    REG_SYN_OP_ESC_SUBEXP to REG_SYN_OP_ESC_LPAREN_SUBEXP,
 1180:                    REG_SYN_OP_ESC_BUF_ANCHOR to REG_SYN_OP_ESC_AZ_BUF_ANCHOR,
 1181:                    REG_SYN_OP_ESC_GNU_BUF_ANCHOR to
 1182:                    REG_SYN_OP2_ESC_GNU_BUF_ANCHOR,
 1183:                    REG_SYN_OP_ESC_CONTROL_CHAR to REG_SYN_OP_ESC_CONTROL_CHARS,
 1184:                    REG_SYN_OP_ESC_WORD to REG_SYN_OP_ESC_W_WORD,
 1185:                    REG_SYN_OP_ESC_WORD_BEGIN_END to
 1186:                    REG_SYN_OP_ESC_LTGT_WORD_BEGIN_END,
 1187:                    REG_SYN_OP_ESC_WORD_BOUND to REG_SYN_OP_ESC_B_WORD_BOUND,
 1188:                    REG_SYN_OP_ESC_WHITE_SPACE to REG_SYN_OP_ESC_S_WHITE_SPACE,
 1189:                    REG_SYN_OP_ESC_DIGIT to REG_SYN_OP_ESC_D_DIGIT,
 1190:                    REG_SYN_OP_CC to REG_SYN_OP_BRACKET_CC,
 1191:                    REG_SYN_OP2_CCLASS_SET to REG_SYN_OP2_CCLASS_SET_OP,
 1192:                    REG_SYN_CONTEXT_INDEP_OPS to
 1193:                    REG_SYN_CONTEXT_INDEP_REPEAT_OPS,
 1194:                    REG_SYN_CONTEXT_INVALID_REPEAT_OPS to
 1195:                    REG_SYN_CONTEXT_INVALID_REPEAT_OPS.
 1196:                    add REG_SYN_OP_ESC_CAPITAL_G_BEGIN_ANCHOR.
 1197: 2003/09/08: [spec] rename REG_SYN_OP_ANYCHAR to REG_SYN_OP_DOT_ANYCHAR,
 1198:                    REG_SYN_OP_0INF to REG_SYN_OP_ASTERISK_ZERO_INF,
 1199:                    REG_SYN_OP_ESC_0INF to REG_SYN_OP_ESC_ASTERISK_ZERO_INF,
 1200:                    REG_SYN_OP_1INF to REG_SYN_OP_PLUS_ONE_INF,
 1201:                    REG_SYN_OP_ESC_1INF to REG_SYN_OP_ESC_PLUS_ONE_INF,
 1202:                    REG_SYN_OP_0INF to REG_SYN_OP_QMARK_ZERO_ONE,
 1203:                    REG_SYN_OP_ESC_0INF to REG_SYN_OP_ESC_QMARK_ZERO_ONE,
 1204:                    REG_SYN_OP_INTERVAL to REG_SYN_OP_BRACE_INTERVAL,
 1205:                    REG_SYN_OP_ESC_INTERVAL to REG_SYN_OP_ESC_BRACE_INTERVAL,
 1206:                    REG_SYN_OP_SUBEXP to REG_SYN_OP_LPAREN_SUBEXP,
 1207:                    REG_SYN_OP_ALT to REG_SYN_OP_VBAR_ALT,
 1208:                    REG_SYN_OP_ESC_ALT to REG_SYN_OP_ESC_VBAR_ALT,
 1209:                    REG_SYN_OP_NON_GREEDY to REG_SYN_OP_QMARK_NON_GREEDY,
 1210:                    REG_SYN_OP_SUBEXP_EFFECT to REG_SYN_OP_QMARK_GROUP_EFFECT,
 1211:                    REG_SYN_OP2_POSSESSIVE_{REPEAT,INTERVAL} to
 1212:                    REG_SYN_OP2_PLUS_POSSESSIVE_{REPEAT,INTERVAL},
 1213:                    REG_SYN_OP2_SUBEXP_CALL to REG_SYN_OP2_ESC_G_SUBEXP_CALL,
 1214:                    REG_SYN_OP2_NAMED_GROUP to REG_SYN_OP2_QMARK_LT_NAMED_GROUP
 1215:                    and REG_SYN_OP2_ESC_K_NAMED_BACKREF.
 1216: 2003/09/02: [tune] call reduce_nested_qualifier() after disabling capture for
 1217:                    no-name group in noname_disable_map().
 1218:                    ex. /(a+)*(?<name>...)/
 1219: 2003/09/02: [impl] include <stdio.h> is forgotten to erase in regcomp.c.
 1220: 2003/09/01: [dist] update doc/RE and doc/RE.ja.
 1221: 2003/08/26: [bug]  (thanks Guy Decoux)
 1222:                    should not double free node at the case TK_CC_CC_OPEN
 1223:                    in parse_char_class().  
 1224: 
 1225: 2003/08/19: Version 1.9.3
 1226: 
 1227: 2003/08/19: [inst] change re.c.180.patch.
 1228: 2003/08/19: [impl] rename 'list of captures' to 'capture history'.
 1229: 2003/08/19: [dist] add doc/RE.ja. (Japanese)
 1230: 2003/08/19: [new]  add regex_copy_syntax().
 1231: 2003/08/19: [spec] rename REG_SYN_OP2_ATMARK_LIST_OF_CAPTURES to
 1232:                    REG_SYN_OP2_ATMARK_CAPTURE_HISTORY.
 1233: 2003/08/18: [spec] (thanks nobu)
 1234:                    don't use IMPORT in oniguruma.h and onigposix.h.
 1235: 2003/08/18: [impl] (thanks nobu) change error output to stdout in testconv.rb. 
 1236: 2003/08/18: [inst] (thanks nobu) lacked $(srcdir) in Makefile.in.  
 1237: 2003/08/18: [bug]  REG_MBLEN_TABLE[SJIS][0xFD-0xFF] should be 1.
 1238: 2003/08/18: [bug]  (thanks nobu) mbctab_sjis[0x80] should be 0.
 1239: 2003/08/18: [bug]  (thanks nobu)
 1240:                    single/multi-byte decision was wrong in parse_char_class().
 1241:                    add regex_wc2mblen().
 1242:                    should not set fetched to 1 in TK_RAW_BYTE case.
 1243: 2003/08/18: [bug]  should update BitSet in the case inc_n >= 0
 1244:                    in add_wc_range_to_buf().
 1245: 2003/08/13: [bug]  change re.c.180.patch for fix rb_reg_to_s() in re.c.
 1246: 2003/08/11: [bug]  should clear region->list in regex_region_resize().
 1247: 
 1248: 2003/08/08: Version 1.9.2
 1249: 
 1250: 2003/08/08: [test] success in ruby 1.8.0 (2003-08-08) on Windows 2000
 1251:                    VC++ 6.0 and Cygwin.
 1252: 2003/08/08: [impl] don't define macro vsnprintf for WIN32 platform,
 1253:                    because definition is added in win32\win32.h.
 1254: 2003/08/08: [test] success in ruby 1.8.0 and ruby 1.6.8(2003-08-03) on Linux.
 1255: 2003/08/08: [dist] change re.c.180.patch and re.c.168.patch.
 1256: 2003/08/08: [new]  (thanks akr)
 1257:                    implemented list of captures. (?@...), (?@<name>...)
 1258: 2003/08/07: [dist] add sample/listcap.c.
 1259: 2003/08/06: [bug]  OP_MEMORY_END_PUSH_REC case in match_at().
 1260:                    renewal of mem_start_stk[] should be after
 1261:                    STACK_PUSH_MEM_END() call.
 1262: 2003/07/29: [new]  add regex_get_encoding(), regex_get_options() and
 1263:                    regex_get_syntax().
 1264: 2003/07/25: [spec] (thanks akr)
 1265:                    change group(...) to shy-group(?:...) if named group is 
 1266:                    used in the pattern.
 1267:                    add REG_SYN_CAPTURE_ONLY_NAMED_GROUP.
 1268: 2003/07/24: [spec] rename REG_OPTION_CAPTURE_ONLY_NAMED_GROUP to
 1269:                    REG_OPTION_DONT_CAPTURE_GROUP.
 1270:                    add REG_OPTION_CAPTURE_GROUP.
 1271: 2003/07/17: [spec] rename REG_SYN_OP2_NAMED_SUBEXP to REG_SYN_OP2_NAMED_GROUP.
 1272: 2003/07/17: [spec] add REGERR_EMPTY_GROUP_NAME.
 1273: 2003/07/17: [spec] rename REGERR_INVALID_SUBEXP_NAME
 1274:                        to REGERR_INVALID_CHAR_IN_GROUP_NAME.
 1275: 2003/07/17: [spec] restrict usable chars of group name to alphabet, digit,
 1276:                    '_' or multibyte-char in fetch_name(). [ruby-dev:20706]
 1277: 2003/07/16: [impl] minor change of sample/names.c.
 1278: 2003/07/14: [impl] rename USE_NAMED_SUBEXP to USE_NAMED_GROUP.
 1279: 2003/07/14: [bug]  add fetch_name() for USE_NAMED_SUBEXP off case.
 1280: 2003/07/14: [API]  add regex_number_of_names().
 1281: 2003/07/08: [impl] change error message for undefined group number call.
 1282:                        'undefined group reference: /(a)\g<2>/'
 1283:                    --> 'undefined group <2> reference: /(a)\g<2>/'
 1284: 2003/07/08: [dist] modify doc/RE.
 1285: 2003/07/07: [impl] OP_SET_OPTION is not needed in compiled code.
 1286:                    add IS_DYNAMIC_OPTION() to regint.h.
 1287: 2003/07/07: [spec] called group should not ignore outside option (?i:...).
 1288:                    ex. /(?i:(?<n>(a)\2)){0}\g<n>/.match("aA")
 1289:                    add opcode OP_BACKREFN_IC and OP_BACKREF_MULTI_IC.
 1290:                    set option status to effect memory in optimize_node_left().
 1291: 2003/07/07: [impl] add opcode OP_ANYCHAR_ML, OP_ANYCHAR_ML_STAR and
 1292:                    OP_ANYCHAR_ML_START_PEEK_NEXT.
 1293: 2003/07/07: [bug]  (thanks nobu) REG_MBLEN_TABLE[SJIS][0x80] should be 1. 
 1294: 2003/07/07: [spec] rename REG_SYN_OP_QUOTE to REG_SYN_OP_ESC_Q_QUOTE.
 1295: 
 1296: 2003/07/04: Version 1.9.1
 1297: 
 1298: 2003/07/04: [new]  add REG_OPTION_CAPTURE_ONLY_NAMED_GROUP. (thanks .NET)
 1299: 2003/07/04: [spec] check mbuf member in the case of
 1300:                    REG_SYN_NOT_NEWLINE_IN_NEGATIVE_CC in parse_char_class().
 1301: 2003/07/04: [spec] typo REG_SYN_WARN_FOR_CC_OP_NOT_ESCAPEED.
 1302:                    should be REG_SYN_WARN_FOR_CC_OP_NOT_ESCAPED.
 1303: 2003/07/04: [bug]  conflict values on REG_SYN_WARN_FOR_CC_OP_NOT_ESCAPEED and
 1304:                    REG_SYN_NOT_NEWLINE_IN_NEGATIVE_CC.  (thanks nobu)
 1305: 2003/07/03: [spec] add REG_SYN_OP_ESC_CONTROL_CHAR flag.
 1306: 2003/07/03: [spec] remove REG_SYN_OP_ESC_OCTAL3 and REG_SYN_OP_ESC_X_HEX2
 1307:                    flag from RegSyntaxGnuRegex.
 1308: 2003/07/03: [spec] remove REG_SYN_OP_NON_GREEDY flag from RegSyntaxGnuRegex.
 1309: 2003/07/02: [dist] fix doc/RE.
 1310: 2003/07/01: [impl] add config flag USE_VARIABLE_SYNTAX.
 1311:                    (turn off variable syntax on Ruby)
 1312: 2003/07/01: [spec] add syntax behavior REG_SYN_DIFFERENT_LEN_ALT_LOOK_BEHIND.
 1313: 2003/06/30: [spec] allow different length top-level alternatives
 1314:                    in look-behind.    ex. (?<=abc|abcd), (?<!a|bc)
 1315: 2003/06/26: [spec] add option REG_OPTION_NEGATE_SINGLELINE.
 1316: 2003/06/26: [spec] should default on REG_OPTION_SINGLELINE
 1317:                    for REG_SYNTAX_PERL and REG_SYNTAX_JAVA.
 1318: 2003/06/26: [impl] add options member to RegStntaxType.
 1319: 2003/06/26: [spec] don't change the meaning of '\Z' for REG_OPTION_SINGLELINE.
 1320: 2003/06/25: [dist] don't use option REG_NEWLINE for sample/posix.c.
 1321: 2003/06/25: [dist] modify testconv.rb.
 1322:                    should match and convert double quoted string data.
 1323:                    ex. x(/\ca/, "\001", 0, 1)
 1324: 2003/06/25: [impl] add REG_SYN_OP2_ESC_CAPITAL_C_BAR_CONTROL and
 1325:                    REG_SYN_OP2_ESC_M_BAR_META.
 1326: 2003/06/25: [impl] add REG_SYN_OP_ESC_OCTAL3 and REG_SYN_OP_ESC_X_HEX2.
 1327: 2003/06/24: [impl] add REG_SYN_OP2_ESC_V_VTAB. (\v is VTAB)
 1328: 2003/06/24: [bug]  should invert REG_OPTION_SINGLELINE flag
 1329:                    in REG_SYN_OP2_OPTION_PERL.
 1330: 2003/06/24: [impl] add REG_SYN_OP2_OPTION_PERL and REG_SYN_OP2_OPTION_RUBY.
 1331:                    meaning of (?m) and (?s) are depend on syntax.
 1332: 
 1333: 2003/06/20: Version 1.9.0
 1334: 
 1335: 2003/06/20: [spec] \Q...\E is not effective on REG_SYNTAX_RUBY. (thanks akr)
 1336: 2003/06/19: [inst] rename regex.h to oniguruma.h.
 1337: 2003/06/18: [impl] change REG_EXTERN setting condition. (__CYGWIN__)
 1338: 2003/06/18: [bug]  return wrong result UTF-8 case in regex_mb2wc().
 1339: 2003/06/18: [impl] add REG_SYN_OP2_POSSESSIVE_INTERVAL.  a{n,m}+
 1340: 2003/06/18: [new]  add REG_SYNTAX_JAVA.
 1341: 2003/06/18: [spec] add REG_SYN_OP_QUOTE.
 1342: 2003/06/18: [spec] add op2 member to RegSyntaxType.
 1343:                    rename some REG_SYN_OP_XXX to REG_SYN_OP2.
 1344: 2003/06/16: [new]  Perl-like quotation operator \Q, \E.
 1345: 2003/06/16: [spec] should not control ignore case mode by escaped char.
 1346:                    ex. /\J/i =~ "j", /[\J]/i =~ "j"    (same as Perl)
 1347: 2003/06/13: [bug]  modify onigposix.h.
 1348: 2003/06/13: [bug]  should use -DIMPORT for link with DLL in win32/Makefile.
 1349: 2003/06/13: [dist] add sample/names.c
 1350: 2003/06/12: [bug]  range should be from - 1 in not_wc_range_buf().
 1351: 2003/06/12: [spec] should warn for '-' before '&&' operator in char-class.
 1352: 2003/06/12: [new]  add REG_SYNTAX_PERL.
 1353: 2003/06/12: [spec] add syntax behavior REG_SYN_WARN_FOR_CC_OP_NOT_ESCAPEED.
 1354: 2003/06/12: [spec] invalid POSIX bracket should be error.   ex. [[:upper :]]
 1355: 2003/06/11: [new]  char-class in char-class (as Java(TM)).
 1356: 2003/06/11: [spec] change AND operator in char-class from &&[..] to &&. 
 1357: 2003/06/04: [spec] {n,m}+ should not be possessive operator.
 1358:                    ex. a{3}+ should be (?:a{3})+
 1359: 2003/06/03: [bug]  should compare strings with min-length in is_not_included().
 1360: 2003/06/03: [impl] automatic possessivate optimization.  a*b ==> (?>a*)b
 1361:                    (thanks Jeffrey E. F. Friedl)
 1362: 2003/06/02: [impl] remove multibyte-BitSet for OP_CCLASS_MB/OP_CCLASS_MB_NOT.
 1363: 2003/05/30: [new]  char class intersection operator &&[...] like Java(TM).
 1364:                    (thanks akr)
 1365: 2003/05/30: [bug]  should use bbuf_free() for CClassNode in regex_node_free().
 1366: 2003/05/29: [bug]  wrong usage of syntax REG_SYN_ALLOW_EMPTY_RANGE_IN_CC.
 1367:                    /[d-a]/ should be error.
 1368: 2003/05/28: [impl] optimize stop-backtrack compiled code.
 1369:                    (/(?>a*)/, /(?>\w+)/ etc...)
 1370:                    add OP_POP opcode.
 1371: 2003/05/28: [new]  possessive repeat operator. (?+, *+, ++, {n,m}+)
 1372: 2003/05/27: [spec] '-' at beginning of char-class should be warn only if
 1373:                    it is start of range.  (ex. /[--a]/)
 1374: 2003/05/27: [spec] should not warn for right bracket at beginning of pattern.
 1375:                    ex. /]aaa/
 1376: 2003/05/27: [spec] change CCEND_ESC_WARN() from VERB_WARNING() to WARNING().
 1377: 2003/05/27: [spec] /[]aaa/ should be empty char-class error.
 1378:                    /[]aaa]/ should be warn for 'without backslash'.
 1379:                    (add char_exist_check() in regparse.c)
 1380: 2003/05/26: [bug]  OP_REPEAT in recursive subexp call.
 1381:                    ex. /(?<n>(a|b\g<n>c){3,5})/.match("baaaaca") => "baaaaca"
 1382:                        was wrong result. (should be "aaaa")
 1383: 2003/05/26: [impl] add num_call member to regex_t.
 1384: 2003/05/26: [impl] add repeat_range member to regex_t.
 1385:                    (for delete upper,lower members from StackType.u.repeat)
 1386: 2003/05/26: [bug]  change print_names() to external regex_print_names().
 1387: 2003/05/26: [tune] change OP_NULL_CHECK_END process in match_at().
 1388: 2003/05/26: [spec] change CCEND_ESC_WARN() from WARNING() to VERB_WARNING().
 1389: 2003/05/26: [spec] remove POSIXLINE option. (?p:...)
 1390:                    (be made the same as Ruby.)
 1391: 2003/05/22: [spec] use OP_NULL_CHECK_XXX only if repeat is infinite.
 1392:                    prev. /(?:()|()){0,10}\1\2/ =~ ""  ==> FAIL
 1393:                    now   /(?:()|()){0,10}\1\2/ =~ ""  ==> MATCH
 1394: 
 1395: 2003/05/22: [impl] change target_empty setting condition in setup_tree().
 1396: 2003/05/19: [impl] avoid zero length repeat optimization.  (thanks matz)
 1397:                    /()*/ ==> /()?/, /()+/ ==> /()/ etc...
 1398: 2003/05/19: [impl] minor changes for gcc -Wall. (-DREG_DEBUG_STATISTICS case)
 1399: 2003/05/19: [spec] rename regex_foreach_names() to regex_foreach_name().
 1400: 2003/05/16: [new]  add --with-statistics option to configure.
 1401: 2003/05/16: [bug]  move RegOpInfo[] definition to regint.h.
 1402: 2003/05/16: [new]  add regex_version().
 1403: 
 1404: 2003/05/14: Version 1.8.6
 1405: 
 1406: 2003/05/14: [bug]  use _vsnprintf() on Win32.
 1407: 2003/05/14: [spec] define USE_NEWLINE_AT_END_OF_STRING_HAS_EMPTY_LINE.
 1408:                    (/\n$/ =~ "\n", /\n\Z/ =~ "\n") [ruby-dev:20125]
 1409: 2003/05/14: [impl] minor changes for gcc -Wall.
 1410: 2003/05/14: [impl] add string.h check in AC_CHECK_HEADERS().
 1411: 2003/05/13: [impl] minor changes for gcc -Wall.
 1412: 2003/05/13: [impl] add regex_snprintf_with_pattern().
 1413: 2003/05/13: [spec] add warning for char class meta character without escape
 1414:                    in Ruby mode ('[', '-', ']').
 1415: 2003/05/13: [impl] define WARNING() and VERB_WARNING() in regint.h.
 1416: 2003/05/13: [bug]  correct is_code_ascii() for /[[:ascii:]]/.
 1417: 2003/05/12: [dist] add regular expression document (doc/RE).
 1418: 2003/05/12: [spec] specification of $(END_LINE) was made the same as Ruby 1.8.
 1419:                    [ruby-dev:20130]     (thanks matz)
 1420: 2003/05/12: [memo] shifted to Subversion(version 0.21.0) from CVS.
 1421: 
 1422: 2003/03/19: Version 1.8.5
 1423: 
 1424: 2003/03/19: [impl] change REG_EXTERN definition.   (thanks nobu)
 1425: 2003/03/19: [impl] abbreviation for long error_par in regex_error_code_to_str().
 1426: 2003/03/18: [dist] change re.c.XXX.patch for GNU regex API changes.
 1427: 2003/03/18: [spec] change API regex_new(), regex_recompile() and
 1428:                    regex_error_code_to_str().
 1429:                    change API re_compile_pattern() and re_recompile_pattern().
 1430: 2003/03/18: [spec] replace REGERR_END_PATTERN_AT_GROUP_{COMMENT|OPTION} to
 1431:                    REGERR_END_PATTERN_IN_GROUP.
 1432: 2003/03/17: [impl] should free err_arg.
 1433: 2003/03/17: [bug]  mistake(high -> to) in add_wc_range_to_buf().
 1434: 2003/03/17: [spec] add err_arg argument to regex_new() and regex_recompile().
 1435:                    for detail error message.  (thanks akr)
 1436: 
 1437: 2003/03/12: Version 1.8.4
 1438: 
 1439: 2003/03/12: [tune] use cached value of effect node in get_min_match_length().
 1440: 2003/03/12: [bug]  escaped alphabet should be TK_RAW_BYTE
 1441:                    in fetch_token() and fetch_token_in_cc().
 1442: 2003/03/12: [spec] change named backref and subexp call format.
 1443:                    backref: \k<name>, call: \g<name>     (thanks akr)
 1444: 2003/03/11: [inst] add regparse.[ch] in win32/Makefile.
 1445: 2003/03/11: [bug]  if UNALIGNED_WORD_ACCESS isn't setted
 1446:                    then compile error in unset_addr_list_fix().  (thanks knu)
 1447: 2003/03/10: [impl] divide regcomp.c to regcomp.c, regparse.c and regparse.h.
 1448: 2003/03/10: [bug]  should handle multi-byte code name in fetch_name().
 1449: 2003/03/10: [spec] remove REGERR_TABLE_FOR_IGNORE_CASE_IS_NOT_SETTED.
 1450: 2003/03/10: [spec] support POSIX API option REG_NOSUB.
 1451:                    add comp_options member to POSIX API regex_t.
 1452: 
 1453: 2003/03/10: Version 1.8.3
 1454: 
 1455: 2003/03/10: [bug]  can not compile with Ruby 1.6.8.
 1456:                    (inconsistent st.h with 1.6 and 1.8)
 1457:                    use hash table on Ruby 1.8 only.
 1458: 2003/03/10: [spec] forbid to use '\' in group name.
 1459: 2003/03/08: [impl] remove check_backref_number().
 1460: 2003/03/08: [bug]  called group in 0-repeat should not be eliminated from
 1461:                    compile code.  ex. /(?*n)(?<n>){0}/   (thanks akr)
 1462:                    add is_refered member to QualifierNode.
 1463: 2003/03/07: [impl] use hash table(st.[ch]) for implementation of name table.
 1464:                    (enable on Ruby in default)
 1465: 2003/03/07: [new]  add regex_foreach_names().
 1466: 2003/03/06: [impl] add member reg->stack_pop_level.
 1467: 2003/03/06: [impl] add operator OP_MEMORY_START and member reg->backtrack_mem.
 1468: 2003/03/06: [bug]  if REG_OPTION_FIND_LONGEST or REG_OPTION_NOT_EMPTY,
 1469:                    should handle backtrack of MEM_END.
 1470:                    add OP_MEMORY_END_PUSH and OP_MEMORY_END_PUSH_REC.
 1471: 2003/03/06: [impl] rename OP_MEMORY_END_PUSH to OP_MEMORY_END_MARK.
 1472: 2003/03/06: [spec] change error messages.
 1473: 2003/03/06: [tune] add tiny_pop check in STACK_POP.
 1474: 
 1475: 2003/03/05: Version 1.8.2
 1476: 
 1477: 2003/03/05: [impl] use cache info in EFFECT_MEMORY case
 1478:                    in optimize_node_info().
 1479: 2003/03/05: [impl] add EFFECT_MEMORY node reference count check
 1480:                    in optimize_node_left().
 1481: 2003/03/05: [impl] add min-len, max-len, char-len cache in EffectNode.
 1482: 2003/03/05: [spec] allow to call in look behind. ex. /(?<=(?*a))/
 1483: 2003/03/05: [bug]  forgotten N_ANCHOR case in check_backref_number(),
 1484:                    subexp_inf_recursive_check_trav() etc...
 1485: 2003/03/05: [impl] rename USE_ONIGURUMA_EXTENSION to USE_SBMB_CLASS.
 1486: 2003/03/04: [impl] add CALL-node info in optimize_node_left().
 1487: 2003/03/04: [spec] prohibit left recursion of subexp call.   ex. (?<n>|(?*n)a)
 1488:                    add subexp_inf_recursive_check_trav().
 1489: 2003/03/04: [spec] rename REG_SYN_STRICT_CHECK_BACKREF_NUMBER
 1490:                    to REG_SYN_STRICT_CHECK_BACKREF
 1491: 2003/03/03: [bug]  /(?<n>a(?*n)|)/ isn't infinite recursion.
 1492:                    fix N_LIST case in subexp_recursive_check(). (thanks akr)
 1493: 2003/03/03: [bug]  /(?<n>|(?*n))+/ segmentation fault.
 1494:                    should re-allocate in unset_addr_list_add(). (thanks akr)
 1495: 
 1496: 2003/03/01: Version 1.8.1
 1497: 
 1498: 2003/03/01: [bug]  change STACK_GET_MEM_START() and STACK_PUSH_MEM_END().
 1499: 2003/03/01: [new]  add reg_name_to_group_numbers() to POSIX API.
 1500: 2003/03/01: [impl] use OP_MEMORY_END_PUSH in callable subexp compiled code
 1501:                    only if subexp is recursive.
 1502: 2003/03/01: [spec] rename regex_name_to_backrefs() to
 1503:                    regex_name_to_group_numbers().
 1504: 2003/02/28: [impl] use function stack_double() instead of macro.
 1505: 2003/02/28: [new]  subexp call. (?*name)    (thanks akr)
 1506: 2003/02/28: [spec] add match stack limit check. (MATCH_STACK_LIMIT_SIZE)
 1507: 2003/02/28: [impl] check recursive subexp call.
 1508: 2003/02/28: [impl] add opcode OP_MEMORY_END_PUSH for callable subexp.
 1509: 2003/02/28: [impl] add opcode OP_CALL, OP_RETURN.
 1510:                    add stack type STK_CALL_FRAME, STK_RETURN, STK_MEM_END.
 1511: 2003/02/26: [spec] add new syntax behavior REG_SYN_STRICT_CHECK_BACKREF_NUMBER.
 1512:                    if it is setted, then error /(\1)/, /\1(..)/ etc...
 1513: 2003/02/26: [spec] if backref number is greater than max group number,
 1514:                    then return compile error. (REGERR_INVALID_BACKREF_NUMBER)
 1515: 2003/02/26: [tune] bad implemented N_ALT case in get_min_match_length().
 1516: 2003/02/26: [dist] auto update testc.c and win32/testc.c in dist target.
 1517: 2003/02/26: [impl] add -win option to testconv.rb.
 1518: 2003/02/25: [spec] allow to assign same name to different group.
 1519:                    add OP_BACKREF_MULTI.
 1520: 2003/02/24: [impl] reduce redundant repeat of empty target. 
 1521: 	           ex. /()*/ ==> /()?/, /()+/ ==> /()/, /(?:)+/ ==> //
 1522: 2003/02/24: [impl] change condition in regex_is_allow_reverse_match().
 1523: 2003/02/24: [impl] convert i(/../, ...) functions in testconv.rb.
 1524: 2003/02/24: [impl] change name table struct.
 1525: 
 1526: 2003/02/22: Version 1.8.0
 1527: 
 1528: 2003/02/22: [new]  named subexp, named back reference.  (thanks akr)
 1529:                    define: (?<name>...), back-ref: \g<name>
 1530: 2003/02/22: [impl] use str_node_can_be_split().
 1531: 2003/02/21: [dist] add sample/posix.c
 1532: 2003/02/21: [spec] rename some error code symbols.
 1533: 2003/02/21: [spec] max number of multibyte ranges(255) is small.
 1534:                    255 --> 1000.   (thanks MoonWolf)
 1535: 2003/02/20: [new]  supported Basic Regular Expression(BRE) in POSIX API.
 1536:                    (REG_EXTENDED option: Extended RE)
 1537: 2003/02/20: [new]  variable syntax.
 1538: 
 1539: 2003/02/12: Version 1.7.2
 1540: 
 1541: 2003/02/12: [bug]  mismatch /\?a/i.match('?A').
 1542:                    check raw value in scan_make_node() and scan_backslash().
 1543:                    (thanks Nobu)
 1544: 2003/02/12: [impl] rename 'max_mem' to 'num_mem' in regex_t.
 1545: 2003/02/12: [impl] rename 'code' to 'enc' in regex_t.
 1546: 2003/02/12: [spec] remove transtable argument in regex_new and regex_recompile.
 1547:                    remove transtable member in regex_t.
 1548: 2003/02/10: [inst] change backup file suffix name from '.orig' to '.ruby_orig'.
 1549:                    (win32/Makefile)
 1550: 2003/02/10: [spec] number check in scan_char_class() ignore-case mode.
 1551:                    ex. /[\x58-\x64]/i
 1552: 2003/02/10: [impl] don't use OP_MEMORY_END_PUSH (and STK_MEM_END).
 1553: 2003/02/10: [impl] lift up head_exact value from child qualifier node to parent.
 1554: 2003/02/10: [tune] change stack type values.
 1555: 2003/02/10: [dist] add HISTORY.
 1556: 2003/02/08: [tune] change stack type values.
 1557: 2003/02/08: [tune] add STACK_BASE_CHECK().
 1558: 2003/02/08: [tune] add STACK_PUSH_ENSURED().
 1559: 2003/02/08: [dist] change contents of doc/API.
 1560: 2003/02/07: [inst] change backup file suffix name from '.orig' to '.ruby_orig'.
 1561: 2003/02/07: [spec] range in char-class should be same spec. with Ruby
 1562:                    in ignore-case mode. (ex. /[A-c]/i == /[a-c]/i)
 1563:                    (thanks MoonWolf)
 1564: 2003/02/07: [spec] [!--] should be allowed.    (thanks MoonWolf)
 1565: 2003/02/07: [dist] refresh re.c.180.patch for re.c (2003-02-06).
 1566: 
 1567: 2003/02/07: Version 1.7.1
 1568: 
 1569: 2003/02/07: [impl] check first byte of string in ignore-case mode.
 1570:                    (get_head_exact_node())
 1571: 2003/02/07: [impl] remove redundant statements in setup_tree().
 1572: 2003/02/06: [new]  create Win32 DLL.
 1573: 2003/02/06: [impl] use P_() macro for function prototype.
 1574: 2003/02/06: [impl] add HAVE_PROTOTYPE, HAVE_STDARG_PROTOTYPES in
 1575:                    configure.in and config.h.in.
 1576: 2003/02/06: [spec] /[0-9-a]/ is allowed as usual char '-' and 'a' in Ruby.
 1577:                    add USE_BETTER_COMPATIBILITY_FOR_ORIGINAL_REGEX in
 1578:                    regint.h.   (thanks MoonWolf)
 1579: 2003/02/06: [spec] rename REG_MBCTYPE_XXXX to REG_ENCODING_XXXX in onigposix.h.
 1580: 2003/02/05: [spec] rename MBCTYPE_XXXX to REG_MBCTYPE_XXXX in onigposix.h.
 1581: 2003/02/05: [spec] add POSIX API error REG_EONIG_THREAD to onigposix.h.
 1582: 2003/02/05: [dist] add .cvsignore file.
 1583: 
 1584: 2003/02/04: Version 1.7
 1585: 
 1586: 2003/02/04: [bug]  typo miss in regex_region_copy().
 1587: 2003/02/04: [impl] change THREAD_PASS macro. (regint.h)
 1588: 2003/02/04: [dist] add API document file doc/API.
 1589: 2003/02/04: [tune] if sub_anchor has ANCHOR_BEGIN_LINE then 
 1590:                    set REG_OPTIMIZE_EXACT_BM in set_optimize_exact_info().
 1591: 2003/02/04: [spec] reimplement regex_clone() and it is obsoleted.
 1592: 2003/02/04: [bug]  add REGERR_OVER_THREAD_PASS_LIMIT_COUNT
 1593:                    to regerror.c regposix.c.
 1594: 2003/02/03: [bug]  Hankaku-Kana may be second byte in Shift_JIS
 1595:                    regex_is_allow_reverse_match().
 1596: 2003/02/03: [impl] add optimization type REG_OPTIMIZE_EXACT_BM_NOT_REV.
 1597:                    remove exact_allow_reverse_match member in regex_t.
 1598: 2003/02/03: [impl] add exact_allow_reverse_match member in regex_t.
 1599: 2003/02/03: [impl] compile-search conflict in regex_search() is handled.
 1600: 2003/02/01: [tune] decrease regex_region_clear() calling from regex_search().
 1601: 2003/02/01: [tune] remove region argument from match_at().
 1602: 2003/01/31: [tune] don't use strlen() in regexec() and regcomp().
 1603: 2003/01/31: [tune] decrease regex_reduce_chain() calling in regex_search().
 1604: 2003/01/31: [bug]  STRING_CMP() in regexec.c was wrong in ignore-case.
 1605: 2003/01/31: [impl] convert to lower-case char at string compile time.
 1606:                    change SBTRANSCMP() in regexec.c.
 1607: 2003/01/31: [impl] rename TTRANS() to TOLOWER().
 1608: 2003/01/30: [bug]  .c.o --> .c.obj in win32\Makefile.
 1609: 2003/01/30: [impl] add -DNOT_RUBY to Makefile.in.
 1610:                    NOT_RUBY is referred in regint.h for escape double
 1611:                    including config.h.
 1612: 2003/01/30: [impl] when string hasn't case ambiguity, don't compile
 1613:                    to ignore case opcode.
 1614: 2003/01/29: [impl] add SJIS, UTF-8 test_sb() test.
 1615: 2003/01/29: [dist] add INSTALL-RUBY file.
 1616: 2003/01/28: [test] success in Cygwin, Ruby 1.8.0 (2003-01-27).
 1617: 2003/01/24: [inst] add rback target to Makefile.in.
 1618: 2003/01/24: [impl] change SBCMP() -> IS_NEWLINE() in match_at().
 1619: 2003/01/23: [impl] add encoding arg to scan_xxxx_number().
 1620: 2003/01/23: [impl] rename WCInt to WCINT.
 1621: 2003/01/22: [bug]  POSIX API regexec() was not thread safe.
 1622:                    remove region member from POSIX regex_t.
 1623:             [new]  add search time option REG_OPTION_POSIX_REGION.
 1624:                    (region argument is treated as regmatch_t[] type)
 1625:                    speed up regexec().
 1626: 2003/01/22: [memo] start CVS entry in my box.
 1627: 
 1628: 2003/01/21: Version 1.6
 1629: 
 1630: 2003/01/21: [test] Mac OS X 10.1, Ruby 1.8.0 (2003-01-20)
 1631: 2003/01/20: [impl] add UTF-8 check to test.rb.   (thanks UENO Katsuhiro)
 1632: 2003/01/18: [impl] change REGION_NOTPOS to REG_REGION_NOTPOS in regex.h.
 1633: 2003/01/17: [dist] add sample/simple.c.
 1634: 2003/01/17: [inst] add configure option --with-rubydir.
 1635: 2003/01/17: [bug]  bad implemeted POSIX API options.
 1636:                    default:     /./ not match "\n", anchor not match "\n"
 1637:                    REG_NEWLINE: /./ not match "\n", anchor match "\n"
 1638: 2003/01/16: [impl] rewrite POSIX API regexec() for speed up.
 1639: 2003/01/16: [impl] add region member to POSIX regex_t struct.
 1640: 2003/01/16: [inst] rename library file from 'libregex.a' to 'libonig.a'.
 1641: 2003/01/15: [dist] add testc.c to distribution file.
 1642: 2003/01/15: [test] success in 'make rtest/ctest/ptest' on Windows 2000.
 1643: 2003/01/15: [bug]  change '/' to \' in win32/Makefile.
 1644: 2003/01/14: [test] success in Ruby make test on Windows 2000.
 1645:                    VC++6.0, Ruby 1.6.8 (2003-01-12)
 1646: 2003/01/14: [inst] change Makefile.in and win32/Makefile.
 1647: 2003/01/11: [inst] changes for Win32 platform. (regint.h, reggnu.c, regcomp.c)
 1648: 2003/01/11: [dist] add win32 directory. (config.h, Makefile, testc.c)
 1649: 2003/01/10: [inst] add onigposix.h to install target. (Makefile.in)
 1650: 2003/01/10: [bug]  lacked a comma in ESTRING[]. (regposerr.c)
 1651: 2003/01/10: [bug]  local variable name was wrong. buf -> tbuf (regerror())
 1652: 2003/01/10: [spec] remove REG_RUBY_M17N case from onigposix.h and regposix.c.
 1653: 
 1654: 2003/01/09: Version 1.5
 1655: 
 1656: 2003/01/09: [inst] replace Ruby re.c.XXX.patch files. (166 -> 168, 172 -> 180)
 1657: 2003/01/09: [new]  implement POSIX API.   (thanks knu)
 1658:                    (onigposix.h, regposix.c, regposerr.c)
 1659: 2003/01/08: [spec] remove REGERR_END_PATTERN_AFTER_BACKSLASH in regex.h.
 1660: 2003/01/08: [spec] region arg can be NULL in regex_search() and regex_match().
 1661: 
 1662: 2003/01/08: Version 1.4
 1663: 
 1664: 2003/01/08: [inst] add test program converter (test.rb -> testc.c).
 1665: 2003/01/08: [bug]  move GET_WCINT() from regcomp.c to regint.h.
 1666: 2003/01/07: [inst] add new test script (test.rb).
 1667: 2002/12/30: [bug]  wrong merge in multibyte mode (alt_merge_opt_exact_info()).
 1668: 2002/12/28: [inst] add rtest target to Makefile.in.
 1669: 2002/12/28: [bug]  /\xfe/.match("\xfe") mismatch in multibyte mode.
 1670:                    add "raw" flag arg to concat_opt_exact_info_str().
 1671: 2002/12/25: [bug]  check condition was wrong in alt_merge_opt_map_info().
 1672: 2002/12/25: [impl] add threshold_len check in regex_search().
 1673: 2002/12/23: [bug]  prec-read in alternative (/a|(?=z).f/.match("zf") => nil)
 1674: 2002/12/23: [bug]  \G in alternative (/a|\Gz/.match("bza") => "z").
 1675:                    add start member in MatchArg. (regexec.c)
 1676: 2002/12/21: [impl] **** rewrite all optimization process. ****
 1677: 2002/12/16: [impl] remove node subtype EFFECT_EMPTY.
 1678: 2002/12/12: [impl] reconstruct node types. (regcomp.c)
 1679: 2002/12/11: [impl] add regerror.c
 1680: 2002/12/10: [bug]  [ruby-dev:19042] (thanks Nobu)
 1681:                    anchor(\G etc...) influenced outside of "|". (/a|\Gb/)
 1682: 2002/11/30: [bug]  [ruby-dev:18966] (thanks Nobu)
 1683:                    char-class(\S, [^\s] etc...) optimize map-info was wrong.
 1684: 2002/11/29: [bug]  infinite loop on NULL-pointer str search (regex_search()).
 1685:                    (thanks matz)
 1686: 2002/11/29: [bug]  change static -> extern (regex_chain_reduce()).
 1687: 2002/11/29: [bug]  change encoding to RegDefaultCharEncoding
 1688:                    in re_recompile_pattern(). (adapt to re.c)
 1689: 2002/04/24: [spec] USE_ONIGURUMA_EXTENSION is disabled in default.
 1690: 2002/04/24: [new]  add searching time option: REG_OPTION_NOTBOL/NOTEOL.
 1691:                    add searching time option argument to regex_search() and
 1692:                    regex_match(). (prepare for POSIX API)
 1693: 2002/04/20: [impl] divide regex.c file into regcomp.c, regexec.c, reggnu.c
 1694:                    and regint.h.
 1695: 2002/04/09: [impl] move IS_MULTILINE() to outside of loop in OP_ANYCHAR_STAR.
 1696: 2002/04/08: [impl] don't use OP_REPEAT operator for '??'.
 1697: 2002/04/06: [impl] reduce redundant nested repeat operators(?,*,+,??,*?,+?).
 1698:                    ex. (?:a*)?, (?:a??)* etc..
 1699: 2002/04/06: [spec] should not warn for /(?:a?)+?/.
 1700: 2002/04/04: [spec] should allow fixed length alternative and repeat pattern
 1701:                    in look-behind. ex. /(?<=(a|b){3})/  (thanks Guy Decoux)
 1702: 2002/04/02: [spec] should warn for /(?:a+)?/ and /(?:a*)??/.  (thanks akr)
 1703: 
 1704: 2002/04/01: Version 1.3
 1705: 
 1706: 2002/04/01: [dist] add COPYING.
 1707: 2002/03/30: [spec] warn redundant nested repeat operator
 1708:                    in Ruby verbose mode.  ex. (?:a*)?
 1709: 2002/03/30: [spec] nested repeat operator error check should be 
 1710:                    same with GNU regex.             (thanks Guy Decoux)
 1711: 2002/03/30: [new]  add \x{hexadecimal-wide-char}.   (thanks matz)
 1712: 2002/03/27: [bug]  MBCTYPE_XXX symbol values should be same with GNU regex.
 1713: 2002/03/27: [impl] add THREAD_ATOMIC to regex_clone(), regex_init(), regex_end().
 1714: 2002/03/25: [spec] if encoding is utf-8, allow combination of singlebyte and
 1715:                    multibyte code range in char class.
 1716:                    (cancelled 2002/04/01: for M17N compatibility)
 1717: 2002/03/25: [dist] description of the license condition is added to README.
 1718: 2002/03/23: [bug]  should set all bits of reg->mem_stats,
 1719:                    if REG_OPTION_FIND_LONGEST or REG_OPTION_NOT_EMPTY.
 1720: 2002/03/23: [new]  add a new option REG_OPTION_NOT_EMPTY.
 1721: 2002/03/20: [spec] allow incompleted left brace as an usual char.
 1722:                    ex. /{/, /({)/, /a{2,3/ etc...
 1723: 2002/03/20: [impl] serialize integer in bytecode.
 1724:                    (switch by UNALIGNED_WORD_ACCESS in regex.c)
 1725: 2002/03/20: [impl] change re_mbcinit() for REG_RUBY_M17N.
 1726: 2002/03/19: [impl] word alignment of char class multi-byte code ranges.
 1727: 2002/03/19: [impl] replace OP_EXACTMB4N with OP_EXACTMB3N.
 1728: 2002/03/19: [bug]  OP_CCLASS_MB_NOT process in matchAt() is wrong.
 1729: 2002/03/19: [new]  add re_mbctab[] for Ruby extension library compatibility.
 1730: 2002/03/19: [spec] allow nested repeat operator, if operator is {n,m} type.
 1731: 2002/03/19: [new]  add REG_IS_PATTERN_ERROR(ecode) in regex.h
 1732: 2002/03/18: [spec] /[a-b-c]/ should be error.
 1733: 2002/03/18: [bug]  /[\w-a]/ should be error.        (thanks Guy Decoux)
 1734: 2002/03/18: [bug]  /[\]/ should be error.           (thanks Guy Decoux)
 1735: 2002/03/18: [bug]  /()*/ etc.. should not be error. (thanks Guy Decoux)
 1736: 2002/03/18: [spec] /a{1}*/ should not be error.     (thanks Guy Decoux)
 1737: 2002/03/18: [bug]  ab{2}{3} was interpreded to (?:a(?:b{2})){3}
 1738:                    (thanks Guy Decoux)
 1739: 2002/03/18: [bug]  abort /(?i)*a/ etc...            (thanks Guy Decoux)
 1740: 2002/03/18: [bug]  abort /a|*/,/a|{1}/ etc...       (thanks Guy Decoux)
 1741: 
 1742: 2002/03/13: Version 1.2
 1743: 
 1744: 2002/03/13: [test] success in rubicon/builtin/AllBuiltinTests.rb.
 1745:                    (thanks rubicon)
 1746: 2002/03/13: [bug]  OP_EXACTMBN process in matchAt() is wrong.
 1747: 2002/03/13: [bug]  start argument of BackwardSearchRange() is wrong.
 1748: 2002/03/12: [spec] change function name style from CamelCase
 1749:                    to underline_separation. (includes API)
 1750: 2002/03/12: [bug]  if pattern has nested null-check, cause infinite loop.
 1751:                    correct STACK_NULL_CHECK() macro. (thanks Guy Decoux)
 1752: 2002/03/11: [bug]  it is wrong that four numbers to continue as
 1753:                    an octal value in scanBackSlash(). ex. /\0111/
 1754:                    (thanks matz)
 1755: 2002/03/11: [new]  \k (single-byte word char), \K (multi-byte char).
 1756: 2002/03/09: [inst] add two targets to Makefile.in (166 and 172).
 1757: 2002/03/09: [spec] decrease REG_MAX_BACKREF_NUM, REG_MAX_REPEAT_NUM
 1758:                    values.
 1759: 2002/03/08: [spec] allow use of "\A"(begin-buf) in look-behind.
 1760: 2002/03/08: [impl] add a new opcode OP_PUSH_IF_PEEK_NEXT.
 1761: 2002/03/08: [impl] add a new opcode OP_ANYCHAR_STAR_PEEK_NEXT.
 1762: 2002/03/07: [spec] prohibit use of capture group "(...)"
 1763:                    in negative look-behind.
 1764: 2002/03/07: [inst] add configure.in, config.h.in, Makefile.in.
 1765: 2002/03/07: [impl] call Init_REGEX_STAT() in RegexInit().
 1766: 2002/03/07: [spec] less length string match with negative look-behind.
 1767:                    ex. /(?<!XXX)a/.match("Xa").    (thanks Nobu)
 1768: 2002/03/06: [impl] expand repeated string, if expanded length <= 100.
 1769:                    ex. /(?:abc){10}/
 1770: 2002/03/06: [new]  add a symbol REG_TRANSTABLE_USE_DEFAULT in regex.h.
 1771: 2002/03/06: [impl] rename RegDefaultCharCode to RegDefaultCharEncoding.
 1772: 2002/03/06: [bug]  if pattern has NULL(\000) char, infinite loop happens 
 1773:                    in ScanMakeNode(). (beware of strchr(). thanks Nobu)
 1774: 2002/03/06: [bug]  range argument of ForwardSearchRange() is wrong.
 1775:                    ex. /\A.a/, /\G.a/ mismatched with "aa". (thanks Nobu)
 1776: 2002/03/05: [new]  add RegexMatch() API. rename regexMatch() to matchAt().
 1777: 2002/03/05: [impl] change function definition style.
 1778: 2002/03/05: [impl] abolish use of macro symbol which name begin with underline.
 1779: 2002/03/04: [bug]  make up a break-statement in compileTree().
 1780:                    (compile error on Mac OS X 10.1.3)
 1781: 
 1782: 2002/03/04: Version 1.1
 1783: 
 1784: 2002/03/04: [impl] replace STK_BOTTOM with STK_ALT.
 1785: 2002/03/02: [impl] add new opcode OP_FINISH and new stack type
 1786:                    STK_BOTTOM for (little bit) speed up STACK_POP.
 1787: 2002/03/02: [impl] add new opcode OP_EXACT1_IC, OP_EXACTN_IC
 1788:                    for compile time ignore case check.
 1789:                    remove opcode OP_EXACT1_RAW, OP_EXACTN_RAW.
 1790: 2002/03/02: [impl] add OpTime info to statistical data.
 1791: 2002/02/28: [bug]  sub_anchor($) in ForwardSearch() and BackwardSearch().
 1792:                    ex. /$\x0az/.match("\nz")
 1793: 2002/02/28: [new]  look-behind (?<=pattern), (?<!pattern).
 1794: 2002/02/27: [bug]  use StackIndex instead of StackType* for realloc problem.
 1795: 2002/02/27: [impl] use m17n_codepoint() as mb2wc() in REG_RUBY_M17N.
 1796: 2002/02/27: [spec] undefined POSIX bracket /[[:xyz:]]/ should be syntax error.
 1797: 2002/02/26: [bug]  ex. /$*/, /[a-]/, /((?i)a)b/   (thanks matz)
 1798: 
 1799: 2002/02/25: Version 1.0 (first release)
 1800: 
 1801: --
 1802: [bug:  bug fix]
 1803: [API:  API change/new/delete]
 1804: [new:  new feature]
 1805: [spec: specification change]
 1806: [impl: implementation change]
 1807: [tune: tune for speed up]
 1808: [inst: changes for installation]
 1809: [dist: distribution change]
 1810: [test: test]
 1811: [memo: memo]
 1812: --
 1813: <CVS: show all tags>
 1814: cvs history -T
 1815: 
 1816: <CVS: add tag>
 1817: cvs rtag "VERSION_X_X_X" oniguruma
 1818: 
 1819: 
 1820: <GNU Autotools: bootstrap>
 1821: * write Makefile.am and configure.in.
 1822: > aclocal
 1823: > libtoolize
 1824: > automake --foreign --add-missing
 1825: > autoconf
 1826: > configure --with-rubydir=... CFLAGS="-O2 -Wall"
 1827: 
 1828: 
 1829: <GNU libtool: version management>
 1830: 
 1831:   VERSION = current:revision:age
 1832: 
 1833:   current:  interface number (from 0)
 1834:   revision: implementation number of same interface (from 0)
 1835:   age:      number of supported previous interfaces
 1836:             (if current only supported then age == 0)
 1837: 
 1838: //END

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