ceph/src/boost/boost/spirit/home/support/char_class.hpp

   1 /*=============================================================================
   2     Copyright (c) 2001-2011 Joel de Guzman
   3     Copyright (c) 2001-2011 Hartmut Kaiser
   4
   5     Distributed under the Boost Software License, Version 1.0. (See accompanying
   6     file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
   7 =============================================================================*/
   8 #if !defined(BOOST_SPIRIT_CHAR_CLASS_NOVEMBER_10_2006_0907AM)
   9 #define BOOST_SPIRIT_CHAR_CLASS_NOVEMBER_10_2006_0907AM
  10
  11 #if defined(_MSC_VER)
  12 #pragma once
  13 #endif
  14
  15 #include <string>
  16
  17 #include <boost/spirit/include/phoenix_limits.hpp>      // needs to be included before proto
  18 #include <boost/proto/proto.hpp>
  19 #include <boost/config.hpp>
  20 #include <boost/mpl/bool.hpp>
  21 #include <boost/spirit/home/support/unused.hpp>
  22 #include <boost/spirit/home/support/detail/is_spirit_tag.hpp>
  23 #include <boost/type_traits/is_signed.hpp>
  24 #include <boost/type_traits/make_unsigned.hpp>
  25 #include <boost/type_traits/make_signed.hpp>
  26
  27 #if defined(BOOST_MSVC)
  28 # pragma warning(push)
  29 # pragma warning(disable: 4127) // conditional expression is constant
  30 # pragma warning(disable: 4800) // 'int' : forcing value to bool 'true' or 'false' warning
  31 #endif
  32
  33 namespace boost { namespace spirit { namespace detail
  34 {
  35     // Here's the thing... typical encodings (except ASCII) deal with unsigned
  36     // integers > 127. ASCII uses only 127. Yet, most char and wchar_t are signed.
  37     // Thus, a char with value > 127 is negative (e.g. char 233 is -23). When you
  38     // cast this to an unsigned int with 32 bits, you get 4294967273!
  39     //
  40     // The trick is to cast to an unsigned version of the source char first
  41     // before casting to the target. {P.S. Don't worry about the code, the
  42     // optimizer will optimize the if-else branches}
  43
  44     template <typename TargetChar, typename SourceChar>
  45     TargetChar cast_char(SourceChar ch)
  46     {
  47         if (is_signed<TargetChar>::value != is_signed<SourceChar>::value)
  48         {
  49             if (is_signed<SourceChar>::value)
  50             {
  51                  // source is signed, target is unsigned
  52                 typedef typename make_unsigned<SourceChar>::type USourceChar;
  53                 return TargetChar(USourceChar(ch));
  54             }
  55             else
  56             {
  57                  // source is unsigned, target is signed
  58                 typedef typename make_signed<SourceChar>::type SSourceChar;
  59                 return TargetChar(SSourceChar(ch));
  60             }
  61         }
  62         else
  63         {
  64             // source and target has same signedness
  65             return TargetChar(ch); // just cast
  66         }
  67     }
  68 }}}
  69
  70 namespace boost { namespace spirit { namespace tag
  71 {
  72     struct char_ { BOOST_SPIRIT_IS_TAG() };
  73     struct string { BOOST_SPIRIT_IS_TAG() };
  74
  75     ///////////////////////////////////////////////////////////////////////////
  76     // classification tags
  77     struct alnum { BOOST_SPIRIT_IS_TAG() };
  78     struct alpha { BOOST_SPIRIT_IS_TAG() };
  79     struct digit { BOOST_SPIRIT_IS_TAG() };
  80     struct xdigit { BOOST_SPIRIT_IS_TAG() };
  81     struct cntrl { BOOST_SPIRIT_IS_TAG() };
  82     struct graph { BOOST_SPIRIT_IS_TAG() };
  83     struct print { BOOST_SPIRIT_IS_TAG() };
  84     struct punct { BOOST_SPIRIT_IS_TAG() };
  85     struct space { BOOST_SPIRIT_IS_TAG() };
  86     struct blank { BOOST_SPIRIT_IS_TAG() };
  87
  88     ///////////////////////////////////////////////////////////////////////////
  89     // classification/conversion tags
  90     struct no_case { BOOST_SPIRIT_IS_TAG() };
  91     struct lower { BOOST_SPIRIT_IS_TAG() };
  92     struct upper { BOOST_SPIRIT_IS_TAG() };
  93     struct lowernum { BOOST_SPIRIT_IS_TAG() };
  94     struct uppernum { BOOST_SPIRIT_IS_TAG() };
  95     struct ucs4 { BOOST_SPIRIT_IS_TAG() };
  96     struct encoding { BOOST_SPIRIT_IS_TAG() };
  97
  98 #if defined(BOOST_SPIRIT_UNICODE)
  99 ///////////////////////////////////////////////////////////////////////////
 100 //  Unicode Major Categories
 101 ///////////////////////////////////////////////////////////////////////////
 102     struct letter { BOOST_SPIRIT_IS_TAG() };
 103     struct mark { BOOST_SPIRIT_IS_TAG() };
 104     struct number { BOOST_SPIRIT_IS_TAG() };
 105     struct separator { BOOST_SPIRIT_IS_TAG() };
 106     struct other { BOOST_SPIRIT_IS_TAG() };
 107     struct punctuation { BOOST_SPIRIT_IS_TAG() };
 108     struct symbol { BOOST_SPIRIT_IS_TAG() };
 109
 110 ///////////////////////////////////////////////////////////////////////////
 111 //  Unicode General Categories
 112 ///////////////////////////////////////////////////////////////////////////
 113     struct uppercase_letter { BOOST_SPIRIT_IS_TAG() };
 114     struct lowercase_letter { BOOST_SPIRIT_IS_TAG() };
 115     struct titlecase_letter { BOOST_SPIRIT_IS_TAG() };
 116     struct modifier_letter { BOOST_SPIRIT_IS_TAG() };
 117     struct other_letter { BOOST_SPIRIT_IS_TAG() };
 118
 119     struct nonspacing_mark { BOOST_SPIRIT_IS_TAG() };
 120     struct enclosing_mark { BOOST_SPIRIT_IS_TAG() };
 121     struct spacing_mark { BOOST_SPIRIT_IS_TAG() };
 122
 123     struct decimal_number { BOOST_SPIRIT_IS_TAG() };
 124     struct letter_number { BOOST_SPIRIT_IS_TAG() };
 125     struct other_number { BOOST_SPIRIT_IS_TAG() };
 126
 127     struct space_separator { BOOST_SPIRIT_IS_TAG() };
 128     struct line_separator { BOOST_SPIRIT_IS_TAG() };
 129     struct paragraph_separator { BOOST_SPIRIT_IS_TAG() };
 130
 131     struct control { BOOST_SPIRIT_IS_TAG() };
 132     struct format { BOOST_SPIRIT_IS_TAG() };
 133     struct private_use { BOOST_SPIRIT_IS_TAG() };
 134     struct surrogate { BOOST_SPIRIT_IS_TAG() };
 135     struct unassigned { BOOST_SPIRIT_IS_TAG() };
 136
 137     struct dash_punctuation { BOOST_SPIRIT_IS_TAG() };
 138     struct open_punctuation { BOOST_SPIRIT_IS_TAG() };
 139     struct close_punctuation { BOOST_SPIRIT_IS_TAG() };
 140     struct connector_punctuation { BOOST_SPIRIT_IS_TAG() };
 141     struct other_punctuation { BOOST_SPIRIT_IS_TAG() };
 142     struct initial_punctuation { BOOST_SPIRIT_IS_TAG() };
 143     struct final_punctuation { BOOST_SPIRIT_IS_TAG() };
 144
 145     struct math_symbol { BOOST_SPIRIT_IS_TAG() };
 146     struct currency_symbol { BOOST_SPIRIT_IS_TAG() };
 147     struct modifier_symbol { BOOST_SPIRIT_IS_TAG() };
 148     struct other_symbol { BOOST_SPIRIT_IS_TAG() };
 149
 150 ///////////////////////////////////////////////////////////////////////////
 151 //  Unicode Derived Categories
 152 ///////////////////////////////////////////////////////////////////////////
 153     struct alphabetic { BOOST_SPIRIT_IS_TAG() };
 154     struct uppercase { BOOST_SPIRIT_IS_TAG() };
 155     struct lowercase { BOOST_SPIRIT_IS_TAG() };
 156     struct white_space { BOOST_SPIRIT_IS_TAG() };
 157     struct hex_digit { BOOST_SPIRIT_IS_TAG() };
 158     struct noncharacter_code_point { BOOST_SPIRIT_IS_TAG() };
 159     struct default_ignorable_code_point { BOOST_SPIRIT_IS_TAG() };
 160
 161 ///////////////////////////////////////////////////////////////////////////
 162 //  Unicode Scripts
 163 ///////////////////////////////////////////////////////////////////////////
 164     struct arabic { BOOST_SPIRIT_IS_TAG() };
 165     struct imperial_aramaic { BOOST_SPIRIT_IS_TAG() };
 166     struct armenian { BOOST_SPIRIT_IS_TAG() };
 167     struct avestan { BOOST_SPIRIT_IS_TAG() };
 168     struct balinese { BOOST_SPIRIT_IS_TAG() };
 169     struct bamum { BOOST_SPIRIT_IS_TAG() };
 170     struct bengali { BOOST_SPIRIT_IS_TAG() };
 171     struct bopomofo { BOOST_SPIRIT_IS_TAG() };
 172     struct braille { BOOST_SPIRIT_IS_TAG() };
 173     struct buginese { BOOST_SPIRIT_IS_TAG() };
 174     struct buhid { BOOST_SPIRIT_IS_TAG() };
 175     struct canadian_aboriginal { BOOST_SPIRIT_IS_TAG() };
 176     struct carian { BOOST_SPIRIT_IS_TAG() };
 177     struct cham { BOOST_SPIRIT_IS_TAG() };
 178     struct cherokee { BOOST_SPIRIT_IS_TAG() };
 179     struct coptic { BOOST_SPIRIT_IS_TAG() };
 180     struct cypriot { BOOST_SPIRIT_IS_TAG() };
 181     struct cyrillic { BOOST_SPIRIT_IS_TAG() };
 182     struct devanagari { BOOST_SPIRIT_IS_TAG() };
 183     struct deseret { BOOST_SPIRIT_IS_TAG() };
 184     struct egyptian_hieroglyphs { BOOST_SPIRIT_IS_TAG() };
 185     struct ethiopic { BOOST_SPIRIT_IS_TAG() };
 186     struct georgian { BOOST_SPIRIT_IS_TAG() };
 187     struct glagolitic { BOOST_SPIRIT_IS_TAG() };
 188     struct gothic { BOOST_SPIRIT_IS_TAG() };
 189     struct greek { BOOST_SPIRIT_IS_TAG() };
 190     struct gujarati { BOOST_SPIRIT_IS_TAG() };
 191     struct gurmukhi { BOOST_SPIRIT_IS_TAG() };
 192     struct hangul { BOOST_SPIRIT_IS_TAG() };
 193     struct han { BOOST_SPIRIT_IS_TAG() };
 194     struct hanunoo { BOOST_SPIRIT_IS_TAG() };
 195     struct hebrew { BOOST_SPIRIT_IS_TAG() };
 196     struct hiragana { BOOST_SPIRIT_IS_TAG() };
 197     struct katakana_or_hiragana { BOOST_SPIRIT_IS_TAG() };
 198     struct old_italic { BOOST_SPIRIT_IS_TAG() };
 199     struct javanese { BOOST_SPIRIT_IS_TAG() };
 200     struct kayah_li { BOOST_SPIRIT_IS_TAG() };
 201     struct katakana { BOOST_SPIRIT_IS_TAG() };
 202     struct kharoshthi { BOOST_SPIRIT_IS_TAG() };
 203     struct khmer { BOOST_SPIRIT_IS_TAG() };
 204     struct kannada { BOOST_SPIRIT_IS_TAG() };
 205     struct kaithi { BOOST_SPIRIT_IS_TAG() };
 206     struct tai_tham { BOOST_SPIRIT_IS_TAG() };
 207     struct lao { BOOST_SPIRIT_IS_TAG() };
 208     struct latin { BOOST_SPIRIT_IS_TAG() };
 209     struct lepcha { BOOST_SPIRIT_IS_TAG() };
 210     struct limbu { BOOST_SPIRIT_IS_TAG() };
 211     struct linear_b { BOOST_SPIRIT_IS_TAG() };
 212     struct lisu { BOOST_SPIRIT_IS_TAG() };
 213     struct lycian { BOOST_SPIRIT_IS_TAG() };
 214     struct lydian { BOOST_SPIRIT_IS_TAG() };
 215     struct malayalam { BOOST_SPIRIT_IS_TAG() };
 216     struct mongolian { BOOST_SPIRIT_IS_TAG() };
 217     struct meetei_mayek { BOOST_SPIRIT_IS_TAG() };
 218     struct myanmar { BOOST_SPIRIT_IS_TAG() };
 219     struct nko { BOOST_SPIRIT_IS_TAG() };
 220     struct ogham { BOOST_SPIRIT_IS_TAG() };
 221     struct ol_chiki { BOOST_SPIRIT_IS_TAG() };
 222     struct old_turkic { BOOST_SPIRIT_IS_TAG() };
 223     struct oriya { BOOST_SPIRIT_IS_TAG() };
 224     struct osmanya { BOOST_SPIRIT_IS_TAG() };
 225     struct phags_pa { BOOST_SPIRIT_IS_TAG() };
 226     struct inscriptional_pahlavi { BOOST_SPIRIT_IS_TAG() };
 227     struct phoenician { BOOST_SPIRIT_IS_TAG() };
 228     struct inscriptional_parthian { BOOST_SPIRIT_IS_TAG() };
 229     struct rejang { BOOST_SPIRIT_IS_TAG() };
 230     struct runic { BOOST_SPIRIT_IS_TAG() };
 231     struct samaritan { BOOST_SPIRIT_IS_TAG() };
 232     struct old_south_arabian { BOOST_SPIRIT_IS_TAG() };
 233     struct saurashtra { BOOST_SPIRIT_IS_TAG() };
 234     struct shavian { BOOST_SPIRIT_IS_TAG() };
 235     struct sinhala { BOOST_SPIRIT_IS_TAG() };
 236     struct sundanese { BOOST_SPIRIT_IS_TAG() };
 237     struct syloti_nagri { BOOST_SPIRIT_IS_TAG() };
 238     struct syriac { BOOST_SPIRIT_IS_TAG() };
 239     struct tagbanwa { BOOST_SPIRIT_IS_TAG() };
 240     struct tai_le { BOOST_SPIRIT_IS_TAG() };
 241     struct new_tai_lue { BOOST_SPIRIT_IS_TAG() };
 242     struct tamil { BOOST_SPIRIT_IS_TAG() };
 243     struct tai_viet { BOOST_SPIRIT_IS_TAG() };
 244     struct telugu { BOOST_SPIRIT_IS_TAG() };
 245     struct tifinagh { BOOST_SPIRIT_IS_TAG() };
 246     struct tagalog { BOOST_SPIRIT_IS_TAG() };
 247     struct thaana { BOOST_SPIRIT_IS_TAG() };
 248     struct thai { BOOST_SPIRIT_IS_TAG() };
 249     struct tibetan { BOOST_SPIRIT_IS_TAG() };
 250     struct ugaritic { BOOST_SPIRIT_IS_TAG() };
 251     struct vai { BOOST_SPIRIT_IS_TAG() };
 252     struct old_persian { BOOST_SPIRIT_IS_TAG() };
 253     struct cuneiform { BOOST_SPIRIT_IS_TAG() };
 254     struct yi { BOOST_SPIRIT_IS_TAG() };
 255     struct inherited { BOOST_SPIRIT_IS_TAG() };
 256     struct common { BOOST_SPIRIT_IS_TAG() };
 257     struct unknown { BOOST_SPIRIT_IS_TAG() };
 258 #endif
 259
 260     ///////////////////////////////////////////////////////////////////////////
 261     // This composite tag type encodes both the character
 262     // set and the specific char tag (used for classification
 263     // or conversion). char_code_base and char_encoding_base
 264     // can be used to test for modifier membership (see modifier.hpp)
 265     template <typename CharClass>
 266     struct char_code_base {};
 267
 268     template <typename CharEncoding>
 269     struct char_encoding_base {};
 270
 271     template <typename CharClass, typename CharEncoding>
 272     struct char_code
 273         : char_code_base<CharClass>, char_encoding_base<CharEncoding>
 274     {
 275         BOOST_SPIRIT_IS_TAG()
 276         typedef CharEncoding char_encoding; // e.g. ascii
 277         typedef CharClass char_class;       // e.g. tag::alnum
 278     };
 279 }}}
 280
 281 namespace boost { namespace spirit { namespace char_class
 282 {
 283     ///////////////////////////////////////////////////////////////////////////
 284     // Test characters for classification
 285     template <typename CharEncoding>
 286     struct classify
 287     {
 288         typedef typename CharEncoding::char_type char_type;
 289
 290 #define BOOST_SPIRIT_CLASSIFY(name, isname)                                     \
 291         template <typename Char>                                                \
 292         static bool                                                             \
 293         is(tag::name, Char ch)                                                  \
 294         {                                                                       \
 295             return CharEncoding::isname                                         \
 296                 BOOST_PREVENT_MACRO_SUBSTITUTION                                \
 297                     (detail::cast_char<char_type>(ch));                         \
 298         }                                                                       \
 299         /***/
 300
 301         BOOST_SPIRIT_CLASSIFY(char_, ischar)
 302         BOOST_SPIRIT_CLASSIFY(alnum, isalnum)
 303         BOOST_SPIRIT_CLASSIFY(alpha, isalpha)
 304         BOOST_SPIRIT_CLASSIFY(digit, isdigit)
 305         BOOST_SPIRIT_CLASSIFY(xdigit, isxdigit)
 306         BOOST_SPIRIT_CLASSIFY(cntrl, iscntrl)
 307         BOOST_SPIRIT_CLASSIFY(graph, isgraph)
 308         BOOST_SPIRIT_CLASSIFY(lower, islower)
 309         BOOST_SPIRIT_CLASSIFY(print, isprint)
 310         BOOST_SPIRIT_CLASSIFY(punct, ispunct)
 311         BOOST_SPIRIT_CLASSIFY(space, isspace)
 312         BOOST_SPIRIT_CLASSIFY(blank, isblank)
 313         BOOST_SPIRIT_CLASSIFY(upper, isupper)
 314
 315 #undef BOOST_SPIRIT_CLASSIFY
 316
 317         template <typename Char>
 318         static bool
 319         is(tag::lowernum, Char ch)
 320         {
 321             return CharEncoding::islower(detail::cast_char<char_type>(ch)) ||
 322                    CharEncoding::isdigit(detail::cast_char<char_type>(ch));
 323         }
 324
 325         template <typename Char>
 326         static bool
 327         is(tag::uppernum, Char ch)
 328         {
 329             return CharEncoding::isupper(detail::cast_char<char_type>(ch)) ||
 330                    CharEncoding::isdigit(detail::cast_char<char_type>(ch));
 331         }
 332
 333 #if defined(BOOST_SPIRIT_UNICODE)
 334
 335 #define BOOST_SPIRIT_UNICODE_CLASSIFY(name)                                     \
 336         template <typename Char>                                                \
 337         static bool                                                             \
 338         is(tag::name, Char ch)                                                  \
 339         {                                                                       \
 340             return CharEncoding::is_##name(detail::cast_char<char_type>(ch));   \
 341         }                                                                       \
 342         /***/
 343
 344 ///////////////////////////////////////////////////////////////////////////
 345 //  Unicode Major Categories
 346 ///////////////////////////////////////////////////////////////////////////
 347     BOOST_SPIRIT_UNICODE_CLASSIFY(letter)
 348     BOOST_SPIRIT_UNICODE_CLASSIFY(mark)
 349     BOOST_SPIRIT_UNICODE_CLASSIFY(number)
 350     BOOST_SPIRIT_UNICODE_CLASSIFY(separator)
 351     BOOST_SPIRIT_UNICODE_CLASSIFY(other)
 352     BOOST_SPIRIT_UNICODE_CLASSIFY(punctuation)
 353     BOOST_SPIRIT_UNICODE_CLASSIFY(symbol)
 354
 355 ///////////////////////////////////////////////////////////////////////////
 356 //  Unicode General Categories
 357 ///////////////////////////////////////////////////////////////////////////
 358     BOOST_SPIRIT_UNICODE_CLASSIFY(uppercase_letter)
 359     BOOST_SPIRIT_UNICODE_CLASSIFY(lowercase_letter)
 360     BOOST_SPIRIT_UNICODE_CLASSIFY(titlecase_letter)
 361     BOOST_SPIRIT_UNICODE_CLASSIFY(modifier_letter)
 362     BOOST_SPIRIT_UNICODE_CLASSIFY(other_letter)
 363
 364     BOOST_SPIRIT_UNICODE_CLASSIFY(nonspacing_mark)
 365     BOOST_SPIRIT_UNICODE_CLASSIFY(enclosing_mark)
 366     BOOST_SPIRIT_UNICODE_CLASSIFY(spacing_mark)
 367
 368     BOOST_SPIRIT_UNICODE_CLASSIFY(decimal_number)
 369     BOOST_SPIRIT_UNICODE_CLASSIFY(letter_number)
 370     BOOST_SPIRIT_UNICODE_CLASSIFY(other_number)
 371
 372     BOOST_SPIRIT_UNICODE_CLASSIFY(space_separator)
 373     BOOST_SPIRIT_UNICODE_CLASSIFY(line_separator)
 374     BOOST_SPIRIT_UNICODE_CLASSIFY(paragraph_separator)
 375
 376     BOOST_SPIRIT_UNICODE_CLASSIFY(control)
 377     BOOST_SPIRIT_UNICODE_CLASSIFY(format)
 378     BOOST_SPIRIT_UNICODE_CLASSIFY(private_use)
 379     BOOST_SPIRIT_UNICODE_CLASSIFY(surrogate)
 380     BOOST_SPIRIT_UNICODE_CLASSIFY(unassigned)
 381
 382     BOOST_SPIRIT_UNICODE_CLASSIFY(dash_punctuation)
 383     BOOST_SPIRIT_UNICODE_CLASSIFY(open_punctuation)
 384     BOOST_SPIRIT_UNICODE_CLASSIFY(close_punctuation)
 385     BOOST_SPIRIT_UNICODE_CLASSIFY(connector_punctuation)
 386     BOOST_SPIRIT_UNICODE_CLASSIFY(other_punctuation)
 387     BOOST_SPIRIT_UNICODE_CLASSIFY(initial_punctuation)
 388     BOOST_SPIRIT_UNICODE_CLASSIFY(final_punctuation)
 389
 390     BOOST_SPIRIT_UNICODE_CLASSIFY(math_symbol)
 391     BOOST_SPIRIT_UNICODE_CLASSIFY(currency_symbol)
 392     BOOST_SPIRIT_UNICODE_CLASSIFY(modifier_symbol)
 393     BOOST_SPIRIT_UNICODE_CLASSIFY(other_symbol)
 394
 395 ///////////////////////////////////////////////////////////////////////////
 396 //  Unicode Derived Categories
 397 ///////////////////////////////////////////////////////////////////////////
 398     BOOST_SPIRIT_UNICODE_CLASSIFY(alphabetic)
 399     BOOST_SPIRIT_UNICODE_CLASSIFY(uppercase)
 400     BOOST_SPIRIT_UNICODE_CLASSIFY(lowercase)
 401     BOOST_SPIRIT_UNICODE_CLASSIFY(white_space)
 402     BOOST_SPIRIT_UNICODE_CLASSIFY(hex_digit)
 403     BOOST_SPIRIT_UNICODE_CLASSIFY(noncharacter_code_point)
 404     BOOST_SPIRIT_UNICODE_CLASSIFY(default_ignorable_code_point)
 405
 406 ///////////////////////////////////////////////////////////////////////////
 407 //  Unicode Scripts
 408 ///////////////////////////////////////////////////////////////////////////
 409     BOOST_SPIRIT_UNICODE_CLASSIFY(arabic)
 410     BOOST_SPIRIT_UNICODE_CLASSIFY(imperial_aramaic)
 411     BOOST_SPIRIT_UNICODE_CLASSIFY(armenian)
 412     BOOST_SPIRIT_UNICODE_CLASSIFY(avestan)
 413     BOOST_SPIRIT_UNICODE_CLASSIFY(balinese)
 414     BOOST_SPIRIT_UNICODE_CLASSIFY(bamum)
 415     BOOST_SPIRIT_UNICODE_CLASSIFY(bengali)
 416     BOOST_SPIRIT_UNICODE_CLASSIFY(bopomofo)
 417     BOOST_SPIRIT_UNICODE_CLASSIFY(braille)
 418     BOOST_SPIRIT_UNICODE_CLASSIFY(buginese)
 419     BOOST_SPIRIT_UNICODE_CLASSIFY(buhid)
 420     BOOST_SPIRIT_UNICODE_CLASSIFY(canadian_aboriginal)
 421     BOOST_SPIRIT_UNICODE_CLASSIFY(carian)
 422     BOOST_SPIRIT_UNICODE_CLASSIFY(cham)
 423     BOOST_SPIRIT_UNICODE_CLASSIFY(cherokee)
 424     BOOST_SPIRIT_UNICODE_CLASSIFY(coptic)
 425     BOOST_SPIRIT_UNICODE_CLASSIFY(cypriot)
 426     BOOST_SPIRIT_UNICODE_CLASSIFY(cyrillic)
 427     BOOST_SPIRIT_UNICODE_CLASSIFY(devanagari)
 428     BOOST_SPIRIT_UNICODE_CLASSIFY(deseret)
 429     BOOST_SPIRIT_UNICODE_CLASSIFY(egyptian_hieroglyphs)
 430     BOOST_SPIRIT_UNICODE_CLASSIFY(ethiopic)
 431     BOOST_SPIRIT_UNICODE_CLASSIFY(georgian)
 432     BOOST_SPIRIT_UNICODE_CLASSIFY(glagolitic)
 433     BOOST_SPIRIT_UNICODE_CLASSIFY(gothic)
 434     BOOST_SPIRIT_UNICODE_CLASSIFY(greek)
 435     BOOST_SPIRIT_UNICODE_CLASSIFY(gujarati)
 436     BOOST_SPIRIT_UNICODE_CLASSIFY(gurmukhi)
 437     BOOST_SPIRIT_UNICODE_CLASSIFY(hangul)
 438     BOOST_SPIRIT_UNICODE_CLASSIFY(han)
 439     BOOST_SPIRIT_UNICODE_CLASSIFY(hanunoo)
 440     BOOST_SPIRIT_UNICODE_CLASSIFY(hebrew)
 441     BOOST_SPIRIT_UNICODE_CLASSIFY(hiragana)
 442     BOOST_SPIRIT_UNICODE_CLASSIFY(katakana_or_hiragana)
 443     BOOST_SPIRIT_UNICODE_CLASSIFY(old_italic)
 444     BOOST_SPIRIT_UNICODE_CLASSIFY(javanese)
 445     BOOST_SPIRIT_UNICODE_CLASSIFY(kayah_li)
 446     BOOST_SPIRIT_UNICODE_CLASSIFY(katakana)
 447     BOOST_SPIRIT_UNICODE_CLASSIFY(kharoshthi)
 448     BOOST_SPIRIT_UNICODE_CLASSIFY(khmer)
 449     BOOST_SPIRIT_UNICODE_CLASSIFY(kannada)
 450     BOOST_SPIRIT_UNICODE_CLASSIFY(kaithi)
 451     BOOST_SPIRIT_UNICODE_CLASSIFY(tai_tham)
 452     BOOST_SPIRIT_UNICODE_CLASSIFY(lao)
 453     BOOST_SPIRIT_UNICODE_CLASSIFY(latin)
 454     BOOST_SPIRIT_UNICODE_CLASSIFY(lepcha)
 455     BOOST_SPIRIT_UNICODE_CLASSIFY(limbu)
 456     BOOST_SPIRIT_UNICODE_CLASSIFY(linear_b)
 457     BOOST_SPIRIT_UNICODE_CLASSIFY(lisu)
 458     BOOST_SPIRIT_UNICODE_CLASSIFY(lycian)
 459     BOOST_SPIRIT_UNICODE_CLASSIFY(lydian)
 460     BOOST_SPIRIT_UNICODE_CLASSIFY(malayalam)
 461     BOOST_SPIRIT_UNICODE_CLASSIFY(mongolian)
 462     BOOST_SPIRIT_UNICODE_CLASSIFY(meetei_mayek)
 463     BOOST_SPIRIT_UNICODE_CLASSIFY(myanmar)
 464     BOOST_SPIRIT_UNICODE_CLASSIFY(nko)
 465     BOOST_SPIRIT_UNICODE_CLASSIFY(ogham)
 466     BOOST_SPIRIT_UNICODE_CLASSIFY(ol_chiki)
 467     BOOST_SPIRIT_UNICODE_CLASSIFY(old_turkic)
 468     BOOST_SPIRIT_UNICODE_CLASSIFY(oriya)
 469     BOOST_SPIRIT_UNICODE_CLASSIFY(osmanya)
 470     BOOST_SPIRIT_UNICODE_CLASSIFY(phags_pa)
 471     BOOST_SPIRIT_UNICODE_CLASSIFY(inscriptional_pahlavi)
 472     BOOST_SPIRIT_UNICODE_CLASSIFY(phoenician)
 473     BOOST_SPIRIT_UNICODE_CLASSIFY(inscriptional_parthian)
 474     BOOST_SPIRIT_UNICODE_CLASSIFY(rejang)
 475     BOOST_SPIRIT_UNICODE_CLASSIFY(runic)
 476     BOOST_SPIRIT_UNICODE_CLASSIFY(samaritan)
 477     BOOST_SPIRIT_UNICODE_CLASSIFY(old_south_arabian)
 478     BOOST_SPIRIT_UNICODE_CLASSIFY(saurashtra)
 479     BOOST_SPIRIT_UNICODE_CLASSIFY(shavian)
 480     BOOST_SPIRIT_UNICODE_CLASSIFY(sinhala)
 481     BOOST_SPIRIT_UNICODE_CLASSIFY(sundanese)
 482     BOOST_SPIRIT_UNICODE_CLASSIFY(syloti_nagri)
 483     BOOST_SPIRIT_UNICODE_CLASSIFY(syriac)
 484     BOOST_SPIRIT_UNICODE_CLASSIFY(tagbanwa)
 485     BOOST_SPIRIT_UNICODE_CLASSIFY(tai_le)
 486     BOOST_SPIRIT_UNICODE_CLASSIFY(new_tai_lue)
 487     BOOST_SPIRIT_UNICODE_CLASSIFY(tamil)
 488     BOOST_SPIRIT_UNICODE_CLASSIFY(tai_viet)
 489     BOOST_SPIRIT_UNICODE_CLASSIFY(telugu)
 490     BOOST_SPIRIT_UNICODE_CLASSIFY(tifinagh)
 491     BOOST_SPIRIT_UNICODE_CLASSIFY(tagalog)
 492     BOOST_SPIRIT_UNICODE_CLASSIFY(thaana)
 493     BOOST_SPIRIT_UNICODE_CLASSIFY(thai)
 494     BOOST_SPIRIT_UNICODE_CLASSIFY(tibetan)
 495     BOOST_SPIRIT_UNICODE_CLASSIFY(ugaritic)
 496     BOOST_SPIRIT_UNICODE_CLASSIFY(vai)
 497     BOOST_SPIRIT_UNICODE_CLASSIFY(old_persian)
 498     BOOST_SPIRIT_UNICODE_CLASSIFY(cuneiform)
 499     BOOST_SPIRIT_UNICODE_CLASSIFY(yi)
 500     BOOST_SPIRIT_UNICODE_CLASSIFY(inherited)
 501     BOOST_SPIRIT_UNICODE_CLASSIFY(common)
 502     BOOST_SPIRIT_UNICODE_CLASSIFY(unknown)
 503
 504 #undef BOOST_SPIRIT_UNICODE_CLASSIFY
 505 #endif
 506
 507     };
 508
 509     ///////////////////////////////////////////////////////////////////////////
 510     // Convert characters
 511     template <typename CharEncoding>
 512     struct convert
 513     {
 514         typedef typename CharEncoding::char_type char_type;
 515
 516         template <typename Char>
 517         static Char
 518         to(tag::lower, Char ch)
 519         {
 520             return static_cast<Char>(
 521                 CharEncoding::tolower(detail::cast_char<char_type>(ch)));
 522         }
 523
 524         template <typename Char>
 525         static Char
 526         to(tag::upper, Char ch)
 527         {
 528             return static_cast<Char>(
 529                 CharEncoding::toupper(detail::cast_char<char_type>(ch)));
 530         }
 531
 532         template <typename Char>
 533         static Char
 534         to(tag::ucs4, Char ch)
 535         {
 536             return static_cast<Char>(
 537                 CharEncoding::toucs4(detail::cast_char<char_type>(ch)));
 538         }
 539
 540         template <typename Char>
 541         static Char
 542         to(unused_type, Char ch)
 543         {
 544             return ch;
 545         }
 546     };
 547
 548     ///////////////////////////////////////////////////////////////////////////
 549     // Info on character classification
 550     template <typename CharEncoding>
 551     struct what
 552     {
 553 #define BOOST_SPIRIT_CLASSIFY_WHAT(name, isname)                                \
 554         static char const* is(tag::name)                                        \
 555         {                                                                       \
 556             return isname;                                                      \
 557         }                                                                       \
 558         /***/
 559
 560         BOOST_SPIRIT_CLASSIFY_WHAT(char_, "char")
 561         BOOST_SPIRIT_CLASSIFY_WHAT(alnum, "alnum")
 562         BOOST_SPIRIT_CLASSIFY_WHAT(alpha, "alpha")
 563         BOOST_SPIRIT_CLASSIFY_WHAT(digit, "digit")
 564         BOOST_SPIRIT_CLASSIFY_WHAT(xdigit, "xdigit")
 565         BOOST_SPIRIT_CLASSIFY_WHAT(cntrl, "cntrl")
 566         BOOST_SPIRIT_CLASSIFY_WHAT(graph, "graph")
 567         BOOST_SPIRIT_CLASSIFY_WHAT(lower, "lower")
 568         BOOST_SPIRIT_CLASSIFY_WHAT(lowernum, "lowernum")
 569         BOOST_SPIRIT_CLASSIFY_WHAT(print, "print")
 570         BOOST_SPIRIT_CLASSIFY_WHAT(punct, "punct")
 571         BOOST_SPIRIT_CLASSIFY_WHAT(space, "space")
 572         BOOST_SPIRIT_CLASSIFY_WHAT(blank, "blank")
 573         BOOST_SPIRIT_CLASSIFY_WHAT(upper, "upper")
 574         BOOST_SPIRIT_CLASSIFY_WHAT(uppernum, "uppernum")
 575         BOOST_SPIRIT_CLASSIFY_WHAT(ucs4, "ucs4")
 576
 577 #undef BOOST_SPIRIT_CLASSIFY_WHAT
 578
 579 #if defined(BOOST_SPIRIT_UNICODE)
 580
 581 #define BOOST_SPIRIT_UNICODE_CLASSIFY_WHAT(name)                                \
 582         static char const* is(tag::name)                                        \
 583         {                                                                       \
 584             return BOOST_PP_STRINGIZE(name);                                    \
 585         }                                                                       \
 586         /***/
 587
 588 ///////////////////////////////////////////////////////////////////////////
 589 //  Unicode Major Categories
 590 ///////////////////////////////////////////////////////////////////////////
 591     BOOST_SPIRIT_UNICODE_CLASSIFY_WHAT(letter)
 592     BOOST_SPIRIT_UNICODE_CLASSIFY_WHAT(mark)
 593     BOOST_SPIRIT_UNICODE_CLASSIFY_WHAT(number)
 594     BOOST_SPIRIT_UNICODE_CLASSIFY_WHAT(separator)
 595     BOOST_SPIRIT_UNICODE_CLASSIFY_WHAT(other)
 596     BOOST_SPIRIT_UNICODE_CLASSIFY_WHAT(punctuation)
 597     BOOST_SPIRIT_UNICODE_CLASSIFY_WHAT(symbol)
 598
 599 ///////////////////////////////////////////////////////////////////////////
 600 //  Unicode General Categories
 601 ///////////////////////////////////////////////////////////////////////////
 602     BOOST_SPIRIT_UNICODE_CLASSIFY_WHAT(uppercase_letter)
 603     BOOST_SPIRIT_UNICODE_CLASSIFY_WHAT(lowercase_letter)
 604     BOOST_SPIRIT_UNICODE_CLASSIFY_WHAT(titlecase_letter)
 605     BOOST_SPIRIT_UNICODE_CLASSIFY_WHAT(modifier_letter)
 606     BOOST_SPIRIT_UNICODE_CLASSIFY_WHAT(other_letter)
 607
 608     BOOST_SPIRIT_UNICODE_CLASSIFY_WHAT(nonspacing_mark)
 609     BOOST_SPIRIT_UNICODE_CLASSIFY_WHAT(enclosing_mark)
 610     BOOST_SPIRIT_UNICODE_CLASSIFY_WHAT(spacing_mark)
 611
 612     BOOST_SPIRIT_UNICODE_CLASSIFY_WHAT(decimal_number)
 613     BOOST_SPIRIT_UNICODE_CLASSIFY_WHAT(letter_number)
 614     BOOST_SPIRIT_UNICODE_CLASSIFY_WHAT(other_number)
 615
 616     BOOST_SPIRIT_UNICODE_CLASSIFY_WHAT(space_separator)
 617     BOOST_SPIRIT_UNICODE_CLASSIFY_WHAT(line_separator)
 618     BOOST_SPIRIT_UNICODE_CLASSIFY_WHAT(paragraph_separator)
 619
 620     BOOST_SPIRIT_UNICODE_CLASSIFY_WHAT(control)
 621     BOOST_SPIRIT_UNICODE_CLASSIFY_WHAT(format)
 622     BOOST_SPIRIT_UNICODE_CLASSIFY_WHAT(private_use)
 623     BOOST_SPIRIT_UNICODE_CLASSIFY_WHAT(surrogate)
 624     BOOST_SPIRIT_UNICODE_CLASSIFY_WHAT(unassigned)
 625
 626     BOOST_SPIRIT_UNICODE_CLASSIFY_WHAT(dash_punctuation)
 627     BOOST_SPIRIT_UNICODE_CLASSIFY_WHAT(open_punctuation)
 628     BOOST_SPIRIT_UNICODE_CLASSIFY_WHAT(close_punctuation)
 629     BOOST_SPIRIT_UNICODE_CLASSIFY_WHAT(connector_punctuation)
 630     BOOST_SPIRIT_UNICODE_CLASSIFY_WHAT(other_punctuation)
 631     BOOST_SPIRIT_UNICODE_CLASSIFY_WHAT(initial_punctuation)
 632     BOOST_SPIRIT_UNICODE_CLASSIFY_WHAT(final_punctuation)
 633
 634     BOOST_SPIRIT_UNICODE_CLASSIFY_WHAT(math_symbol)
 635     BOOST_SPIRIT_UNICODE_CLASSIFY_WHAT(currency_symbol)
 636     BOOST_SPIRIT_UNICODE_CLASSIFY_WHAT(modifier_symbol)
 637     BOOST_SPIRIT_UNICODE_CLASSIFY_WHAT(other_symbol)
 638
 639 ///////////////////////////////////////////////////////////////////////////
 640 //  Unicode Derived Categories
 641 ///////////////////////////////////////////////////////////////////////////
 642     BOOST_SPIRIT_UNICODE_CLASSIFY_WHAT(alphabetic)
 643     BOOST_SPIRIT_UNICODE_CLASSIFY_WHAT(uppercase)
 644     BOOST_SPIRIT_UNICODE_CLASSIFY_WHAT(lowercase)
 645     BOOST_SPIRIT_UNICODE_CLASSIFY_WHAT(white_space)
 646     BOOST_SPIRIT_UNICODE_CLASSIFY_WHAT(hex_digit)
 647     BOOST_SPIRIT_UNICODE_CLASSIFY_WHAT(noncharacter_code_point)
 648     BOOST_SPIRIT_UNICODE_CLASSIFY_WHAT(default_ignorable_code_point)
 649
 650 ///////////////////////////////////////////////////////////////////////////
 651 //  Unicode Scripts
 652 ///////////////////////////////////////////////////////////////////////////
 653     BOOST_SPIRIT_UNICODE_CLASSIFY_WHAT(arabic)
 654     BOOST_SPIRIT_UNICODE_CLASSIFY_WHAT(imperial_aramaic)
 655     BOOST_SPIRIT_UNICODE_CLASSIFY_WHAT(armenian)
 656     BOOST_SPIRIT_UNICODE_CLASSIFY_WHAT(avestan)
 657     BOOST_SPIRIT_UNICODE_CLASSIFY_WHAT(balinese)
 658     BOOST_SPIRIT_UNICODE_CLASSIFY_WHAT(bamum)
 659     BOOST_SPIRIT_UNICODE_CLASSIFY_WHAT(bengali)
 660     BOOST_SPIRIT_UNICODE_CLASSIFY_WHAT(bopomofo)
 661     BOOST_SPIRIT_UNICODE_CLASSIFY_WHAT(braille)
 662     BOOST_SPIRIT_UNICODE_CLASSIFY_WHAT(buginese)
 663     BOOST_SPIRIT_UNICODE_CLASSIFY_WHAT(buhid)
 664     BOOST_SPIRIT_UNICODE_CLASSIFY_WHAT(canadian_aboriginal)
 665     BOOST_SPIRIT_UNICODE_CLASSIFY_WHAT(carian)
 666     BOOST_SPIRIT_UNICODE_CLASSIFY_WHAT(cham)
 667     BOOST_SPIRIT_UNICODE_CLASSIFY_WHAT(cherokee)
 668     BOOST_SPIRIT_UNICODE_CLASSIFY_WHAT(coptic)
 669     BOOST_SPIRIT_UNICODE_CLASSIFY_WHAT(cypriot)
 670     BOOST_SPIRIT_UNICODE_CLASSIFY_WHAT(cyrillic)
 671     BOOST_SPIRIT_UNICODE_CLASSIFY_WHAT(devanagari)
 672     BOOST_SPIRIT_UNICODE_CLASSIFY_WHAT(deseret)
 673     BOOST_SPIRIT_UNICODE_CLASSIFY_WHAT(egyptian_hieroglyphs)
 674     BOOST_SPIRIT_UNICODE_CLASSIFY_WHAT(ethiopic)
 675     BOOST_SPIRIT_UNICODE_CLASSIFY_WHAT(georgian)
 676     BOOST_SPIRIT_UNICODE_CLASSIFY_WHAT(glagolitic)
 677     BOOST_SPIRIT_UNICODE_CLASSIFY_WHAT(gothic)
 678     BOOST_SPIRIT_UNICODE_CLASSIFY_WHAT(greek)
 679     BOOST_SPIRIT_UNICODE_CLASSIFY_WHAT(gujarati)
 680     BOOST_SPIRIT_UNICODE_CLASSIFY_WHAT(gurmukhi)
 681     BOOST_SPIRIT_UNICODE_CLASSIFY_WHAT(hangul)
 682     BOOST_SPIRIT_UNICODE_CLASSIFY_WHAT(han)
 683     BOOST_SPIRIT_UNICODE_CLASSIFY_WHAT(hanunoo)
 684     BOOST_SPIRIT_UNICODE_CLASSIFY_WHAT(hebrew)
 685     BOOST_SPIRIT_UNICODE_CLASSIFY_WHAT(hiragana)
 686     BOOST_SPIRIT_UNICODE_CLASSIFY_WHAT(katakana_or_hiragana)
 687     BOOST_SPIRIT_UNICODE_CLASSIFY_WHAT(old_italic)
 688     BOOST_SPIRIT_UNICODE_CLASSIFY_WHAT(javanese)
 689     BOOST_SPIRIT_UNICODE_CLASSIFY_WHAT(kayah_li)
 690     BOOST_SPIRIT_UNICODE_CLASSIFY_WHAT(katakana)
 691     BOOST_SPIRIT_UNICODE_CLASSIFY_WHAT(kharoshthi)
 692     BOOST_SPIRIT_UNICODE_CLASSIFY_WHAT(khmer)
 693     BOOST_SPIRIT_UNICODE_CLASSIFY_WHAT(kannada)
 694     BOOST_SPIRIT_UNICODE_CLASSIFY_WHAT(kaithi)
 695     BOOST_SPIRIT_UNICODE_CLASSIFY_WHAT(tai_tham)
 696     BOOST_SPIRIT_UNICODE_CLASSIFY_WHAT(lao)
 697     BOOST_SPIRIT_UNICODE_CLASSIFY_WHAT(latin)
 698     BOOST_SPIRIT_UNICODE_CLASSIFY_WHAT(lepcha)
 699     BOOST_SPIRIT_UNICODE_CLASSIFY_WHAT(limbu)
 700     BOOST_SPIRIT_UNICODE_CLASSIFY_WHAT(linear_b)
 701     BOOST_SPIRIT_UNICODE_CLASSIFY_WHAT(lisu)
 702     BOOST_SPIRIT_UNICODE_CLASSIFY_WHAT(lycian)
 703     BOOST_SPIRIT_UNICODE_CLASSIFY_WHAT(lydian)
 704     BOOST_SPIRIT_UNICODE_CLASSIFY_WHAT(malayalam)
 705     BOOST_SPIRIT_UNICODE_CLASSIFY_WHAT(mongolian)
 706     BOOST_SPIRIT_UNICODE_CLASSIFY_WHAT(meetei_mayek)
 707     BOOST_SPIRIT_UNICODE_CLASSIFY_WHAT(myanmar)
 708     BOOST_SPIRIT_UNICODE_CLASSIFY_WHAT(nko)
 709     BOOST_SPIRIT_UNICODE_CLASSIFY_WHAT(ogham)
 710     BOOST_SPIRIT_UNICODE_CLASSIFY_WHAT(ol_chiki)
 711     BOOST_SPIRIT_UNICODE_CLASSIFY_WHAT(old_turkic)
 712     BOOST_SPIRIT_UNICODE_CLASSIFY_WHAT(oriya)
 713     BOOST_SPIRIT_UNICODE_CLASSIFY_WHAT(osmanya)
 714     BOOST_SPIRIT_UNICODE_CLASSIFY_WHAT(phags_pa)
 715     BOOST_SPIRIT_UNICODE_CLASSIFY_WHAT(inscriptional_pahlavi)
 716     BOOST_SPIRIT_UNICODE_CLASSIFY_WHAT(phoenician)
 717     BOOST_SPIRIT_UNICODE_CLASSIFY_WHAT(inscriptional_parthian)
 718     BOOST_SPIRIT_UNICODE_CLASSIFY_WHAT(rejang)
 719     BOOST_SPIRIT_UNICODE_CLASSIFY_WHAT(runic)
 720     BOOST_SPIRIT_UNICODE_CLASSIFY_WHAT(samaritan)
 721     BOOST_SPIRIT_UNICODE_CLASSIFY_WHAT(old_south_arabian)
 722     BOOST_SPIRIT_UNICODE_CLASSIFY_WHAT(saurashtra)
 723     BOOST_SPIRIT_UNICODE_CLASSIFY_WHAT(shavian)
 724     BOOST_SPIRIT_UNICODE_CLASSIFY_WHAT(sinhala)
 725     BOOST_SPIRIT_UNICODE_CLASSIFY_WHAT(sundanese)
 726     BOOST_SPIRIT_UNICODE_CLASSIFY_WHAT(syloti_nagri)
 727     BOOST_SPIRIT_UNICODE_CLASSIFY_WHAT(syriac)
 728     BOOST_SPIRIT_UNICODE_CLASSIFY_WHAT(tagbanwa)
 729     BOOST_SPIRIT_UNICODE_CLASSIFY_WHAT(tai_le)
 730     BOOST_SPIRIT_UNICODE_CLASSIFY_WHAT(new_tai_lue)
 731     BOOST_SPIRIT_UNICODE_CLASSIFY_WHAT(tamil)
 732     BOOST_SPIRIT_UNICODE_CLASSIFY_WHAT(tai_viet)
 733     BOOST_SPIRIT_UNICODE_CLASSIFY_WHAT(telugu)
 734     BOOST_SPIRIT_UNICODE_CLASSIFY_WHAT(tifinagh)
 735     BOOST_SPIRIT_UNICODE_CLASSIFY_WHAT(tagalog)
 736     BOOST_SPIRIT_UNICODE_CLASSIFY_WHAT(thaana)
 737     BOOST_SPIRIT_UNICODE_CLASSIFY_WHAT(thai)
 738     BOOST_SPIRIT_UNICODE_CLASSIFY_WHAT(tibetan)
 739     BOOST_SPIRIT_UNICODE_CLASSIFY_WHAT(ugaritic)
 740     BOOST_SPIRIT_UNICODE_CLASSIFY_WHAT(vai)
 741     BOOST_SPIRIT_UNICODE_CLASSIFY_WHAT(old_persian)
 742     BOOST_SPIRIT_UNICODE_CLASSIFY_WHAT(cuneiform)
 743     BOOST_SPIRIT_UNICODE_CLASSIFY_WHAT(yi)
 744     BOOST_SPIRIT_UNICODE_CLASSIFY_WHAT(inherited)
 745     BOOST_SPIRIT_UNICODE_CLASSIFY_WHAT(common)
 746     BOOST_SPIRIT_UNICODE_CLASSIFY_WHAT(unknown)
 747
 748 #undef BOOST_SPIRIT_UNICODE_CLASSIFY_WHAT
 749 #endif
 750
 751     };
 752 }}}
 753
 754 namespace boost { namespace spirit { namespace traits
 755 {
 756     ///////////////////////////////////////////////////////////////////////////
 757     template <typename CharParam, typename CharEncoding>
 758     struct ischar
 759     {
 760         static bool call(CharParam const& ch)
 761         {
 762            return CharEncoding::ischar(int(ch));
 763         }
 764     };
 765 }}}
 766
 767 #if defined(BOOST_MSVC)
 768 # pragma warning(pop)
 769 #endif
 770
 771 #endif
 772
 773