Unicode Ѵѳĥ⥸塼
                     version 0.5.3

			  

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ܥ⥸塼ϡISO/IEC 10646 (Unicode) ʸ ܸʸ
ȤѴΤγĥ⥸塼Ǥ

ݡȤƤ 󥳡ǥ󥰤 UCS-4, UTF-16, UTF-8,
EUC-JP, CP932 (Windows ǻȤƤ Shift_JIS Ѽ) Ǥ

ưŪ˥󥳡ǥ󥰤ǧ뵡ǽϤޤ

EUC-JP  Unicode Ȥδ֤Ѵơ֥뤬 version 0.3.x ޤ
ȤѹƤΤǤղ


- 󥹥ȡ

Ruby-1.6 ʹߤǤưǧƤޤRuby-1.6.7
ʹߤλѤ򤪤ᤷޤ

Ŭʥǥ쥯ȥ uconv ΥŸƤ

  gzip -dc < uconv-version.tar.gz | tar xvf -
  cd uconv

EUC-JPCP932 Ѵơ֥äƤ뤿ᡤʤ礭
塼ˤʤޤ⤷EUC-JP ޤ CP932 Τɤ餫
Ȥʤ extconf.rb  USE_EUC  USE_SJIS ȥ
򾮤ǤޤWindows ξ硤USE_WIN32API ꤹ
 CP932 Ѵ Win32 API ȤΤǡ⥸塼򾮤
Ǥޤ

̾Υ⥸塼륤󥹥ȡԤäƤưŪ
бƤϰʲ̤Ǥ

  ruby extconf.rb
  make
  make install


- Ȥ

Ruby  make Ū˥󥯤Ƥʤϡ

  require "uconv"

ȤƤѤƤ


- ⥸塼ؿ

  u16swap (u2swap)u4swap ʳ UTF-16, UCS-4 ʸϥ
  륨ǥǤʤƤϤʤޤ
   UCS-2 򰷤äƤؿ UTF-16 򰷤褦ѹ
  ޤ

  ؿˤäƤϤ٤Ƥ ZERO WIDTH NO-BREAK SPACE (U+FEFF) 
  BYTE ORDER MARK (BOM) ȤߤʤƺƤޤޤ


             |               Ѵ
             |  EUC-JP    CP932     UTF-8    UTF-16    UCS-4
    ---------+------------------------------------------------
       EUC-JP|  \         -         euctou8  euctou16  -
     CP932 |  -         \         sjistou8 sjistou16 -
     UTF-8 |  u8toeuc   u8tosjis  \        u8tou16   u8tou4
     UTF-16|  u16toeuc  u16tosjis u16tou8  u16swap   u16tou4
       USC-4 |  -         -         u4tou8   u4tou16   u4swap


  utf16 = Uconv.u16swap(utf16)
  ucs2 = Uconv.u2swap(ucs2)
  utf16 = Uconv.u16swap!(utf16)
  ucs2 = Uconv.u2swap!(ucs2)
    UTF-16 ʸХȥåפޤȥ륨ǥ
    ξϥӥåǥѴޤ
    ! դؿϰʸľѹޤ

  ucs4 = Uconv.u4swap(ucs4)
  ucs4 = Uconv.u4swap!(ucs4)
    UCS-4 ʸХȥåפޤ1234 ȤХȥ
     4321 Ѵޤ
    ! դؿϰʸľѹޤ

  utf16 = Uconv.u8tou16(utf8)
  ucs2 = Uconv.u8tou2(utf8)
    UTF-8 ʸ UTF-16 ʸѴޤ UTF-8
    󥹤㳰ȯޤUTF-16 ɽǤʸ
    (U-00000000  U-0010FFFF) ʳʸäƤ㳰
    ȯޤ

  utf8 = Uconv.u16tou8(utf16)
  utf8 = Uconv.u2tou8(ucs2)
    UTF-16 ʸ UTF-8 ʸѴޤǥեȤǤ 
    ZWNBSP (U+FEFF) Ϻޤʥȡڥ
    㳰ȯޤ

  utf8 = Uconv.u4tou8(ucs4)
    UCS-4 ʸ UTF-8 ʸѴޤǥեȤǤ 
    ZWNBSP (U+FEFF) Ϻޤ

  ucs4 = Uconv.u8tou4(utf8)
    UTF-8 ʸ UCS-4 ʸѴޤ UTF-8
    󥹤㳰ȯޤ

  utf16 = Uconv.u4tou16(ucs4)
    UCS-4 ʸ UTF-16 ʸѴޤUTF-16 ɽ
    Ǥʸ (U-00000000  U-0010FFFF) ʳʸä
    㳰ȯޤ

  ucs4 = Uconv.u16tou4(utf16)
    UTF-16 ʸ UCS-4 ʸѴޤʥ
    ȡڥ㳰ȯޤ

  euc  = Uconv.u16toeuc(utf16)
  euc  = Uconv.u2toeuc(ucs2)
    UTF-16 ʸ EUC-JP ʸѴޤѴǤʤʸ
     Uconv.unknown_unicode_handler ̤ξ硤'?'
    ˤʤޤ

  utf16 = Uconv.euctou16(euc)
  ucs2 = Uconv.euctou2(euc)
    EUC-JP ʸ UTF-16 ʸѴޤ

  euc  = Uconv.u8toeuc(utf8)
    UTF-8 ʸ EUC-JP ʸѴޤ
    u16toeuc(u8tou16(utf8)) ƱǤ

  utf8 = Uconv.euctou8(euc)
    EUC-JP ʸ UTF-8 ʸѴޤ
    u16tou8(euctou16(euc)) ƱǤ

  sjis  = Uconv.u16tosjis(utf16)
  sjis  = Uconv.u2tosjis(ucs2)
    UTF-16 ʸ CP932 ʸѴޤѴǤʤʸ
     Uconv.unknown_unicode_handler ̤ξ硤'?'
    ˤʤޤ

  utf16 = Uconv.sjistou16(sjis)
  ucs2 = Uconv.sjistou2(sjis)
    CP932 ʸ UTF-16 ʸѴޤ

  sjis  = Uconv.u8tosjis(utf8)
    UTF-8 ʸ CP932 ʸѴޤ
    u16tosjis(u8tou16(utf8)) ƱǤ

  utf8 = Uconv.sjistou8(sjis)
    CP932 ʸ UTF-8 ʸѴޤ
    u16tou8(sjistou16(sjis)) ƱǤ

  euc = Uconv.unknown_unicode_handler(unicode)
    ** deprecated **

    UTF-16 ޤ UTF-8  EUC-JP ޤ CP932 Ѵ
    ȤѴǤʤ UCS ʸ ä˸ƤӽФ
    ɥǤȤ Unocode ʸɤϤ
    ޤͤȤʸ֤Ʋ֤Ǥ̤
    Ǥ

  euc = Uconv.unknown_unicode_euc_handler(unicode)
    UTF-16 ޤ UTF-8  EUC-JP Ѵ
    ȤѴǤʤ UCS ʸ ä˸ƤӽФ
    ɥǤȤ Unocode ʸɤϤ
    ޤͤȤʸ֤Ʋ֤Ǥ̤
    Ǥ

  sjis = Uconv.unknown_unicode_sjis_handler(unicode)
    UTF-16 ޤ UTF-8  CP932 Ѵ
    ȤѴǤʤ UCS ʸ ä˸ƤӽФ
    ɥǤȤ Unocode ʸɤϤ
    ޤͤȤʸ֤Ʋ֤Ǥ̤
    Ǥ

  unicode = Uconv.unknown_euc_handler(euc)
    EUC-JP  UTF-16 ޤ UTF-8 ѴȤˡJIS X
    0208JIS X 0212 ̤ʸä˸ƤӽФ
    ϥɥǤȤơ1 ХȤ 3 ХȤ
    EUC-JP ʸϤޤͤȤ 31 ӥåȤ
    ֤Ƥ֤Ǥ̤Ǥ

  unicode = Uconv.unknown_sjis_handler(sjis)
    CP932  UTF-16 ޤ UTF-8 ѴȤˡCP932
    ̤ʸä˸ƤӽФϥɥǤ
    Ȥơ1 ХȤޤ 2 ХȤ CP932 ʸ
    ޤͤȤ 31 ӥåȤ֤Ƥ
    ֤Ǥ̤Ǥ

  unicode = Uconv.euc_hook(euc)

  unicode = Uconv.sjis_hook(sjis)

  euc = Uconv.unicode_euc_hook(unicode)

  sjis = Uconv.unicode_sjis_hook(unicode)

  flag = Uconv::eliminate_zwnbsp
  Uconv::eliminate_zwnbsp = flag
    ZWNBSP ʸե饰λȡѹԤޤflag  
    true  false ꤷƲͤ true Ǥ
    true ξ硤u4tou8, u16tou8 ؿ ZWNBSP ʸ
    ޤfalse ξ ZWNBSP ʸ¸ޤ

  flag = Uconv::shortest
  Uconv::shortest = flag
    ûե饰λȡѹԤޤflag  true  
    false ꤷƲͤ true Ǥtrue ξ硤
    u8to* ؿ UTF-8 ʸ󤬺ûǤʤ㳰ȯ
    ޤ

  char = Uconv::replace_invalid
  Uconv::replace_invalid(char)
    UTF-8, UTF-16, UCS-4 ʸѴȤʥХ
    󤬤äִʸ򻲾ȡꤷޤnil ꤷ
    硤ʥХѴ褦Ȥ㳰ȯ
    nil ʳꤵ줿硤ʥХ
    ˻ꤵ줿ɥݥȤʸޤͤ 
    nil Ǥ


- 

ΥСǤ Windows  Unicode եȤθߴ
θơUnicode Inc. Ѵơ֥˰äΤ
ȤäƤޤversion 0.4 Ǥ CP932 Ѵơ֥̤
ѰդΤǡEUC-JP Ѵơ֥ Unicode Inc. Ѵơ
֥ΤޤޤȤޤ

ΥСǤ WAVE DASH [U+301C]  FULL WIDTH TILDE
[U+FF5E]  EUC-JP ѴݡξȤ '' (EUC-JP:
A1C1) ˤƤޤversion 0.4 Ǥ FULL WIDTH TILDE 
̤ʸˤʤޤդ EUC-JP  ''  UCS-2 ޤ 
UTF-8 Ѵ U+FF5E ѴƤޤU+301C 
Ѵ褦ˤʤޤ

CP932 Ѵơ֥Ȥ WAVE DASH ̤ʸ
FULL WIDTH TILDE  '' (CP932: 8160) Ѵޤ

USE_WIN32API ꤷ硤UCS -> CP932 Ѵ̤ơ
ȤäȰۤʤ̤ˤʤ뤳Ȥޤ


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ܳĥ⥸塼ϵͤݻޤ

ܳĥ⥸塼ϡRuby ΤΥ饤󥹤ˤäѤ
뤳ȤǤޤ


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  <yoshidam@yoshidam.net>


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 Jan  3, 2010 version 0.5.3 Ruby 1.9.1
 Aug 23, 2004 version 0.5.2 pre-conversion hook for Win32
 Aug 19, 2004 version 0.5.1 u2s, s2u, shift_jis-2004
 Aug 16, 2004 version 0.5.0  pre-conversion hook, euc-jis-2004, eucjp-open
 Jul 18, 2004 version 0.4.13 ϰϥå
 Mar 12, 2003 version 0.4.12 for ruby 1.8.0
 Oct  3, 2002 version 0.4.11 --enable-compat-win32api ɲ
                             (CP932 ơ֥ Win32API ߴˤ)
 Sep  4, 2002 version 0.4.10 ꡼ν
 Feb 10, 2002 version 0.4.9 replace_invalid ɲ
 Dec 10, 2001 version 0.4.8 ֤δб
 Nov 23, 2001 version 0.4.7 non-shortest form UTF-8 å
                            Exception  Uconv::Error ѹ
 Mar  4, 2001 version 0.4.6 s2u_conv2 
                            USE_WIN32API ɲ
 Jan 30, 2001 version 0.4.5 u2s_conv2 
                            USC/CP932 Ѵơ֥ѹ
 Apr 18, 2000 version 0.4.4 SJIS  UCS ѴХ
 Mar 11, 2000 version 0.4.3 non-constant initializers κ
 Nov 23, 1999 version 0.4.2 eliminate_zwnbsp ե饰ɲ
                            ustring 饤֥ǿǤ˺ؤ
                            㴳ι®
 Nov 19, 1999 version 0.4.1 addUString ΥХեå
 Nov  5, 1999 version 0.4.0 CP932 б
 Mar 29, 1999 version 0.3.1 GC ˳ͤʤΤ xmalloc λѤ᤿
 Feb 22, 1999 version 0.3.0 UCS-4UTF-16 ݡ
 Jan 13, 1999 version 0.2.2 ݡ
 Aug 15, 1998 version 0.2.1 Ѹ README եɲ
 Jul 24, 1998 version 0.2 ѴǤʤʸäȤ˥ϥ
                          ɥƤӽФ褦ѹ
                          ˡѹ
 Jul  8, 1998 version 0.1 ꡼