1 /*
2 *
3 * Copyright (c) 2004
4 * John Maddock
5 *
6 * Use, modification and distribution are subject to the
7 * Boost Software License, Version 1.0. (See accompanying file
8 * LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
9 *
10 */
11
12 /*
13 * LOCATION: see http://www.boost.org for most recent version.
14 * FILE w32_regex_traits.hpp
15 * VERSION see <boost/version.hpp>
16 * DESCRIPTION: Declares regular expression traits class w32_regex_traits.
17 */
18
19 #ifndef BOOST_W32_REGEX_TRAITS_HPP_INCLUDED
20 #define BOOST_W32_REGEX_TRAITS_HPP_INCLUDED
21
22 #ifndef BOOST_RE_PAT_EXCEPT_HPP
23 #include <boost/regex/pattern_except.hpp>
24 #endif
25 #ifndef BOOST_REGEX_TRAITS_DEFAULTS_HPP_INCLUDED
26 #include <boost/regex/v4/regex_traits_defaults.hpp>
27 #endif
28 #ifdef BOOST_HAS_THREADS
29 #include <boost/regex/pending/static_mutex.hpp>
30 #endif
31 #ifndef BOOST_REGEX_PRIMARY_TRANSFORM
32 #include <boost/regex/v4/primary_transform.hpp>
33 #endif
34 #ifndef BOOST_REGEX_OBJECT_CACHE_HPP
35 #include <boost/regex/pending/object_cache.hpp>
36 #endif
37
38 #ifdef BOOST_MSVC
39 #pragma warning(push)
40 #pragma warning(disable: 4103)
41 #endif
42 #ifdef BOOST_HAS_ABI_HEADERS
43 # include BOOST_ABI_PREFIX
44 #endif
45 #ifdef BOOST_MSVC
46 #pragma warning(pop)
47 #endif
48
49 #ifdef BOOST_MSVC
50 #pragma warning(push)
51 #pragma warning(disable:4786)
52 #pragma warning(disable:4800)
53 #endif
54
55 namespace boost{
56
57 //
58 // forward declaration is needed by some compilers:
59 //
60 template <class charT>
61 class w32_regex_traits;
62
63 namespace re_detail{
64
65 //
66 // start by typedeffing the types we'll need:
67 //
68 typedef ::boost::uint32_t lcid_type; // placeholder for LCID.
69 typedef ::boost::shared_ptr<void> cat_type; // placeholder for dll HANDLE.
70
71 //
72 // then add wrappers around the actual Win32 API's (ie implementation hiding):
73 //
74 BOOST_REGEX_DECL lcid_type BOOST_REGEX_CALL w32_get_default_locale();
75 BOOST_REGEX_DECL bool BOOST_REGEX_CALL w32_is_lower(char, lcid_type);
76 #ifndef BOOST_NO_WREGEX
77 BOOST_REGEX_DECL bool BOOST_REGEX_CALL w32_is_lower(wchar_t, lcid_type);
78 #ifdef BOOST_REGEX_HAS_OTHER_WCHAR_T
79 BOOST_REGEX_DECL bool BOOST_REGEX_CALL w32_is_lower(unsigned short ca, lcid_type state_id);
80 #endif
81 #endif
82 BOOST_REGEX_DECL bool BOOST_REGEX_CALL w32_is_upper(char, lcid_type);
83 #ifndef BOOST_NO_WREGEX
84 BOOST_REGEX_DECL bool BOOST_REGEX_CALL w32_is_upper(wchar_t, lcid_type);
85 #ifdef BOOST_REGEX_HAS_OTHER_WCHAR_T
86 BOOST_REGEX_DECL bool BOOST_REGEX_CALL w32_is_upper(unsigned short ca, lcid_type state_id);
87 #endif
88 #endif
89 BOOST_REGEX_DECL cat_type BOOST_REGEX_CALL w32_cat_open(const std::string& name);
90 BOOST_REGEX_DECL std::string BOOST_REGEX_CALL w32_cat_get(const cat_type& cat, lcid_type state_id, int i, const std::string& def);
91 #ifndef BOOST_NO_WREGEX
92 BOOST_REGEX_DECL std::wstring BOOST_REGEX_CALL w32_cat_get(const cat_type& cat, lcid_type state_id, int i, const std::wstring& def);
93 #ifdef BOOST_REGEX_HAS_OTHER_WCHAR_T
94 BOOST_REGEX_DECL std::basic_string<unsigned short> BOOST_REGEX_CALL w32_cat_get(const cat_type& cat, lcid_type, int i, const std::basic_string<unsigned short>& def);
95 #endif
96 #endif
97 BOOST_REGEX_DECL std::string BOOST_REGEX_CALL w32_transform(lcid_type state_id, const char* p1, const char* p2);
98 #ifndef BOOST_NO_WREGEX
99 BOOST_REGEX_DECL std::wstring BOOST_REGEX_CALL w32_transform(lcid_type state_id, const wchar_t* p1, const wchar_t* p2);
100 #ifdef BOOST_REGEX_HAS_OTHER_WCHAR_T
101 BOOST_REGEX_DECL std::basic_string<unsigned short> BOOST_REGEX_CALL w32_transform(lcid_type state_id, const unsigned short* p1, const unsigned short* p2);
102 #endif
103 #endif
104 BOOST_REGEX_DECL char BOOST_REGEX_CALL w32_tolower(char c, lcid_type);
105 #ifndef BOOST_NO_WREGEX
106 BOOST_REGEX_DECL wchar_t BOOST_REGEX_CALL w32_tolower(wchar_t c, lcid_type);
107 #ifdef BOOST_REGEX_HAS_OTHER_WCHAR_T
108 BOOST_REGEX_DECL unsigned short BOOST_REGEX_CALL w32_tolower(unsigned short c, lcid_type state_id);
109 #endif
110 #endif
111 BOOST_REGEX_DECL char BOOST_REGEX_CALL w32_toupper(char c, lcid_type);
112 #ifndef BOOST_NO_WREGEX
113 BOOST_REGEX_DECL wchar_t BOOST_REGEX_CALL w32_toupper(wchar_t c, lcid_type);
114 #endif
115 BOOST_REGEX_DECL bool BOOST_REGEX_CALL w32_is(lcid_type, boost::uint32_t mask, char c);
116 #ifndef BOOST_NO_WREGEX
117 BOOST_REGEX_DECL bool BOOST_REGEX_CALL w32_is(lcid_type, boost::uint32_t mask, wchar_t c);
118 #ifdef BOOST_REGEX_HAS_OTHER_WCHAR_T
119 BOOST_REGEX_DECL bool BOOST_REGEX_CALL w32_is(lcid_type state_id, boost::uint32_t m, unsigned short c);
120 #endif
121 #endif
122 //
123 // class w32_regex_traits_base:
124 // acts as a container for locale and the facets we are using.
125 //
126 template <class charT>
127 struct w32_regex_traits_base
128 {
w32_regex_traits_baseboost::re_detail::w32_regex_traits_base129 w32_regex_traits_base(lcid_type l)
130 { imbue(l); }
131 lcid_type imbue(lcid_type l);
132
133 lcid_type m_locale;
134 };
135
136 template <class charT>
imbue(lcid_type l)137 inline lcid_type w32_regex_traits_base<charT>::imbue(lcid_type l)
138 {
139 lcid_type result(m_locale);
140 m_locale = l;
141 return result;
142 }
143
144 //
145 // class w32_regex_traits_char_layer:
146 // implements methods that require specialisation for narrow characters:
147 //
148 template <class charT>
149 class w32_regex_traits_char_layer : public w32_regex_traits_base<charT>
150 {
151 typedef std::basic_string<charT> string_type;
152 typedef std::map<charT, regex_constants::syntax_type> map_type;
153 typedef typename map_type::const_iterator map_iterator_type;
154 public:
155 w32_regex_traits_char_layer(const lcid_type l);
156
syntax_type(charT c) const157 regex_constants::syntax_type syntax_type(charT c)const
158 {
159 map_iterator_type i = m_char_map.find(c);
160 return ((i == m_char_map.end()) ? 0 : i->second);
161 }
escape_syntax_type(charT c) const162 regex_constants::escape_syntax_type escape_syntax_type(charT c) const
163 {
164 map_iterator_type i = m_char_map.find(c);
165 if(i == m_char_map.end())
166 {
167 if(::boost::re_detail::w32_is_lower(c, this->m_locale)) return regex_constants::escape_type_class;
168 if(::boost::re_detail::w32_is_upper(c, this->m_locale)) return regex_constants::escape_type_not_class;
169 return 0;
170 }
171 return i->second;
172 }
tolower(charT c) const173 charT tolower(charT c)const
174 {
175 return ::boost::re_detail::w32_tolower(c, this->m_locale);
176 }
isctype(boost::uint32_t mask,charT c) const177 bool isctype(boost::uint32_t mask, charT c)const
178 {
179 return ::boost::re_detail::w32_is(this->m_locale, mask, c);
180 }
181
182 private:
183 string_type get_default_message(regex_constants::syntax_type);
184 // TODO: use a hash table when available!
185 map_type m_char_map;
186 };
187
188 template <class charT>
w32_regex_traits_char_layer(::boost::re_detail::lcid_type l)189 w32_regex_traits_char_layer<charT>::w32_regex_traits_char_layer(::boost::re_detail::lcid_type l)
190 : w32_regex_traits_base<charT>(l)
191 {
192 // we need to start by initialising our syntax map so we know which
193 // character is used for which purpose:
194 cat_type cat;
195 std::string cat_name(w32_regex_traits<charT>::get_catalog_name());
196 if(cat_name.size())
197 {
198 cat = ::boost::re_detail::w32_cat_open(cat_name);
199 if(!cat)
200 {
201 std::string m("Unable to open message catalog: ");
202 std::runtime_error err(m + cat_name);
203 boost::re_detail::raise_runtime_error(err);
204 }
205 }
206 //
207 // if we have a valid catalog then load our messages:
208 //
209 if(cat)
210 {
211 for(regex_constants::syntax_type i = 1; i < regex_constants::syntax_max; ++i)
212 {
213 string_type mss = ::boost::re_detail::w32_cat_get(cat, this->m_locale, i, get_default_message(i));
214 for(typename string_type::size_type j = 0; j < mss.size(); ++j)
215 {
216 this->m_char_map[mss[j]] = i;
217 }
218 }
219 }
220 else
221 {
222 for(regex_constants::syntax_type i = 1; i < regex_constants::syntax_max; ++i)
223 {
224 const char* ptr = get_default_syntax(i);
225 while(ptr && *ptr)
226 {
227 this->m_char_map[static_cast<charT>(*ptr)] = i;
228 ++ptr;
229 }
230 }
231 }
232 }
233
234 template <class charT>
235 typename w32_regex_traits_char_layer<charT>::string_type
get_default_message(regex_constants::syntax_type i)236 w32_regex_traits_char_layer<charT>::get_default_message(regex_constants::syntax_type i)
237 {
238 const char* ptr = get_default_syntax(i);
239 string_type result;
240 while(ptr && *ptr)
241 {
242 result.append(1, static_cast<charT>(*ptr));
243 ++ptr;
244 }
245 return result;
246 }
247
248 //
249 // specialised version for narrow characters:
250 //
251 template <>
252 class BOOST_REGEX_DECL w32_regex_traits_char_layer<char> : public w32_regex_traits_base<char>
253 {
254 typedef std::string string_type;
255 public:
w32_regex_traits_char_layer(::boost::re_detail::lcid_type l)256 w32_regex_traits_char_layer(::boost::re_detail::lcid_type l)
257 : w32_regex_traits_base<char>(l)
258 {
259 init();
260 }
261
syntax_type(char c) const262 regex_constants::syntax_type syntax_type(char c)const
263 {
264 return m_char_map[static_cast<unsigned char>(c)];
265 }
escape_syntax_type(char c) const266 regex_constants::escape_syntax_type escape_syntax_type(char c) const
267 {
268 return m_char_map[static_cast<unsigned char>(c)];
269 }
tolower(char c) const270 char tolower(char c)const
271 {
272 return m_lower_map[static_cast<unsigned char>(c)];
273 }
isctype(boost::uint32_t mask,char c) const274 bool isctype(boost::uint32_t mask, char c)const
275 {
276 return m_type_map[static_cast<unsigned char>(c)] & mask;
277 }
278
279 private:
280 regex_constants::syntax_type m_char_map[1u << CHAR_BIT];
281 char m_lower_map[1u << CHAR_BIT];
282 boost::uint16_t m_type_map[1u << CHAR_BIT];
283 void init();
284 };
285
286 //
287 // class w32_regex_traits_implementation:
288 // provides pimpl implementation for w32_regex_traits.
289 //
290 template <class charT>
291 class w32_regex_traits_implementation : public w32_regex_traits_char_layer<charT>
292 {
293 public:
294 typedef typename w32_regex_traits<charT>::char_class_type char_class_type;
295 BOOST_STATIC_CONSTANT(char_class_type, mask_word = 0x0400); // must be C1_DEFINED << 1
296 BOOST_STATIC_CONSTANT(char_class_type, mask_unicode = 0x0800); // must be C1_DEFINED << 2
297 BOOST_STATIC_CONSTANT(char_class_type, mask_horizontal = 0x1000); // must be C1_DEFINED << 3
298 BOOST_STATIC_CONSTANT(char_class_type, mask_vertical = 0x2000); // must be C1_DEFINED << 4
299 BOOST_STATIC_CONSTANT(char_class_type, mask_base = 0x3ff); // all the masks used by the CT_CTYPE1 group
300
301 typedef std::basic_string<charT> string_type;
302 typedef charT char_type;
303 w32_regex_traits_implementation(::boost::re_detail::lcid_type l);
error_string(regex_constants::error_type n) const304 std::string error_string(regex_constants::error_type n) const
305 {
306 if(!m_error_strings.empty())
307 {
308 std::map<int, std::string>::const_iterator p = m_error_strings.find(n);
309 return (p == m_error_strings.end()) ? std::string(get_default_error_string(n)) : p->second;
310 }
311 return get_default_error_string(n);
312 }
lookup_classname(const charT * p1,const charT * p2) const313 char_class_type lookup_classname(const charT* p1, const charT* p2) const
314 {
315 char_class_type result = lookup_classname_imp(p1, p2);
316 if(result == 0)
317 {
318 typedef typename string_type::size_type size_type;
319 string_type temp(p1, p2);
320 for(size_type i = 0; i < temp.size(); ++i)
321 temp[i] = this->tolower(temp[i]);
322 result = lookup_classname_imp(&*temp.begin(), &*temp.begin() + temp.size());
323 }
324 return result;
325 }
326 string_type lookup_collatename(const charT* p1, const charT* p2) const;
327 string_type transform_primary(const charT* p1, const charT* p2) const;
transform(const charT * p1,const charT * p2) const328 string_type transform(const charT* p1, const charT* p2) const
329 {
330 return ::boost::re_detail::w32_transform(this->m_locale, p1, p2);
331 }
332 private:
333 std::map<int, std::string> m_error_strings; // error messages indexed by numberic ID
334 std::map<string_type, char_class_type> m_custom_class_names; // character class names
335 std::map<string_type, string_type> m_custom_collate_names; // collating element names
336 unsigned m_collate_type; // the form of the collation string
337 charT m_collate_delim; // the collation group delimiter
338 //
339 // helpers:
340 //
341 char_class_type lookup_classname_imp(const charT* p1, const charT* p2) const;
342 };
343
344 template <class charT>
345 typename w32_regex_traits_implementation<charT>::string_type
transform_primary(const charT * p1,const charT * p2) const346 w32_regex_traits_implementation<charT>::transform_primary(const charT* p1, const charT* p2) const
347 {
348 string_type result;
349 //
350 // What we do here depends upon the format of the sort key returned by
351 // sort key returned by this->transform:
352 //
353 switch(m_collate_type)
354 {
355 case sort_C:
356 case sort_unknown:
357 // the best we can do is translate to lower case, then get a regular sort key:
358 {
359 result.assign(p1, p2);
360 typedef typename string_type::size_type size_type;
361 for(size_type i = 0; i < result.size(); ++i)
362 result[i] = this->tolower(result[i]);
363 result = this->transform(&*result.begin(), &*result.begin() + result.size());
364 break;
365 }
366 case sort_fixed:
367 {
368 // get a regular sort key, and then truncate it:
369 result.assign(this->transform(p1, p2));
370 result.erase(this->m_collate_delim);
371 break;
372 }
373 case sort_delim:
374 // get a regular sort key, and then truncate everything after the delim:
375 result.assign(this->transform(p1, p2));
376 std::size_t i;
377 for(i = 0; i < result.size(); ++i)
378 {
379 if(result[i] == m_collate_delim)
380 break;
381 }
382 result.erase(i);
383 break;
384 }
385 if(result.empty())
386 result = string_type(1, charT(0));
387 return result;
388 }
389
390 template <class charT>
391 typename w32_regex_traits_implementation<charT>::string_type
lookup_collatename(const charT * p1,const charT * p2) const392 w32_regex_traits_implementation<charT>::lookup_collatename(const charT* p1, const charT* p2) const
393 {
394 typedef typename std::map<string_type, string_type>::const_iterator iter_type;
395 if(m_custom_collate_names.size())
396 {
397 iter_type pos = m_custom_collate_names.find(string_type(p1, p2));
398 if(pos != m_custom_collate_names.end())
399 return pos->second;
400 }
401 #if !defined(BOOST_NO_TEMPLATED_ITERATOR_CONSTRUCTORS)\
402 && !BOOST_WORKAROUND(__BORLANDC__, <= 0x0551)
403 std::string name(p1, p2);
404 #else
405 std::string name;
406 const charT* p0 = p1;
407 while(p0 != p2)
408 name.append(1, char(*p0++));
409 #endif
410 name = lookup_default_collate_name(name);
411 #if !defined(BOOST_NO_TEMPLATED_ITERATOR_CONSTRUCTORS)\
412 && !BOOST_WORKAROUND(__BORLANDC__, <= 0x0551)
413 if(name.size())
414 return string_type(name.begin(), name.end());
415 #else
416 if(name.size())
417 {
418 string_type result;
419 typedef std::string::const_iterator iter;
420 iter b = name.begin();
421 iter e = name.end();
422 while(b != e)
423 result.append(1, charT(*b++));
424 return result;
425 }
426 #endif
427 if(p2 - p1 == 1)
428 return string_type(1, *p1);
429 return string_type();
430 }
431
432 template <class charT>
w32_regex_traits_implementation(::boost::re_detail::lcid_type l)433 w32_regex_traits_implementation<charT>::w32_regex_traits_implementation(::boost::re_detail::lcid_type l)
434 : w32_regex_traits_char_layer<charT>(l)
435 {
436 cat_type cat;
437 std::string cat_name(w32_regex_traits<charT>::get_catalog_name());
438 if(cat_name.size())
439 {
440 cat = ::boost::re_detail::w32_cat_open(cat_name);
441 if(!cat)
442 {
443 std::string m("Unable to open message catalog: ");
444 std::runtime_error err(m + cat_name);
445 boost::re_detail::raise_runtime_error(err);
446 }
447 }
448 //
449 // if we have a valid catalog then load our messages:
450 //
451 if(cat)
452 {
453 //
454 // Error messages:
455 //
456 for(boost::regex_constants::error_type i = static_cast<boost::regex_constants::error_type>(0);
457 i <= boost::regex_constants::error_unknown;
458 i = static_cast<boost::regex_constants::error_type>(i + 1))
459 {
460 const char* p = get_default_error_string(i);
461 string_type default_message;
462 while(*p)
463 {
464 default_message.append(1, static_cast<charT>(*p));
465 ++p;
466 }
467 string_type s = ::boost::re_detail::w32_cat_get(cat, this->m_locale, i+200, default_message);
468 std::string result;
469 for(std::string::size_type j = 0; j < s.size(); ++j)
470 {
471 result.append(1, static_cast<char>(s[j]));
472 }
473 m_error_strings[i] = result;
474 }
475 //
476 // Custom class names:
477 //
478 static const char_class_type masks[14] =
479 {
480 0x0104u, // C1_ALPHA | C1_DIGIT
481 0x0100u, // C1_ALPHA
482 0x0020u, // C1_CNTRL
483 0x0004u, // C1_DIGIT
484 (~(0x0020u|0x0008u) & 0x01ffu) | 0x0400u, // not C1_CNTRL or C1_SPACE
485 0x0002u, // C1_LOWER
486 (~0x0020u & 0x01ffu) | 0x0400, // not C1_CNTRL
487 0x0010u, // C1_PUNCT
488 0x0008u, // C1_SPACE
489 0x0001u, // C1_UPPER
490 0x0080u, // C1_XDIGIT
491 0x0040u, // C1_BLANK
492 w32_regex_traits_implementation<charT>::mask_word,
493 w32_regex_traits_implementation<charT>::mask_unicode,
494 };
495 static const string_type null_string;
496 for(unsigned int j = 0; j <= 13; ++j)
497 {
498 string_type s(::boost::re_detail::w32_cat_get(cat, this->m_locale, j+300, null_string));
499 if(s.size())
500 this->m_custom_class_names[s] = masks[j];
501 }
502 }
503 //
504 // get the collation format used by m_pcollate:
505 //
506 m_collate_type = re_detail::find_sort_syntax(this, &m_collate_delim);
507 }
508
509 template <class charT>
510 typename w32_regex_traits_implementation<charT>::char_class_type
lookup_classname_imp(const charT * p1,const charT * p2) const511 w32_regex_traits_implementation<charT>::lookup_classname_imp(const charT* p1, const charT* p2) const
512 {
513 static const char_class_type masks[22] =
514 {
515 0,
516 0x0104u, // C1_ALPHA | C1_DIGIT
517 0x0100u, // C1_ALPHA
518 0x0040u, // C1_BLANK
519 0x0020u, // C1_CNTRL
520 0x0004u, // C1_DIGIT
521 0x0004u, // C1_DIGIT
522 (~(0x0020u|0x0008u|0x0040) & 0x01ffu) | 0x0400u, // not C1_CNTRL or C1_SPACE or C1_BLANK
523 w32_regex_traits_implementation<charT>::mask_horizontal,
524 0x0002u, // C1_LOWER
525 0x0002u, // C1_LOWER
526 (~0x0020u & 0x01ffu) | 0x0400, // not C1_CNTRL
527 0x0010u, // C1_PUNCT
528 0x0008u, // C1_SPACE
529 0x0008u, // C1_SPACE
530 0x0001u, // C1_UPPER
531 w32_regex_traits_implementation<charT>::mask_unicode,
532 0x0001u, // C1_UPPER
533 w32_regex_traits_implementation<charT>::mask_vertical,
534 0x0104u | w32_regex_traits_implementation<charT>::mask_word,
535 0x0104u | w32_regex_traits_implementation<charT>::mask_word,
536 0x0080u, // C1_XDIGIT
537 };
538 if(m_custom_class_names.size())
539 {
540 typedef typename std::map<std::basic_string<charT>, char_class_type>::const_iterator map_iter;
541 map_iter pos = m_custom_class_names.find(string_type(p1, p2));
542 if(pos != m_custom_class_names.end())
543 return pos->second;
544 }
545 std::size_t state_id = 1 + re_detail::get_default_class_id(p1, p2);
546 if(state_id < sizeof(masks) / sizeof(masks[0]))
547 return masks[state_id];
548 return masks[0];
549 }
550
551
552 template <class charT>
create_w32_regex_traits(::boost::re_detail::lcid_type l)553 boost::shared_ptr<const w32_regex_traits_implementation<charT> > create_w32_regex_traits(::boost::re_detail::lcid_type l)
554 {
555 // TODO: create a cache for previously constructed objects.
556 return boost::object_cache< ::boost::re_detail::lcid_type, w32_regex_traits_implementation<charT> >::get(l, 5);
557 }
558
559 } // re_detail
560
561 template <class charT>
562 class w32_regex_traits
563 {
564 public:
565 typedef charT char_type;
566 typedef std::size_t size_type;
567 typedef std::basic_string<char_type> string_type;
568 typedef ::boost::re_detail::lcid_type locale_type;
569 typedef boost::uint_least32_t char_class_type;
570
571 struct boost_extensions_tag{};
572
w32_regex_traits()573 w32_regex_traits()
574 : m_pimpl(re_detail::create_w32_regex_traits<charT>(::boost::re_detail::w32_get_default_locale()))
575 { }
length(const char_type * p)576 static size_type length(const char_type* p)
577 {
578 return std::char_traits<charT>::length(p);
579 }
syntax_type(charT c) const580 regex_constants::syntax_type syntax_type(charT c)const
581 {
582 return m_pimpl->syntax_type(c);
583 }
escape_syntax_type(charT c) const584 regex_constants::escape_syntax_type escape_syntax_type(charT c) const
585 {
586 return m_pimpl->escape_syntax_type(c);
587 }
translate(charT c) const588 charT translate(charT c) const
589 {
590 return c;
591 }
translate_nocase(charT c) const592 charT translate_nocase(charT c) const
593 {
594 return this->m_pimpl->tolower(c);
595 }
translate(charT c,bool icase) const596 charT translate(charT c, bool icase) const
597 {
598 return icase ? this->m_pimpl->tolower(c) : c;
599 }
tolower(charT c) const600 charT tolower(charT c) const
601 {
602 return this->m_pimpl->tolower(c);
603 }
toupper(charT c) const604 charT toupper(charT c) const
605 {
606 return ::boost::re_detail::w32_toupper(c, this->m_pimpl->m_locale);
607 }
transform(const charT * p1,const charT * p2) const608 string_type transform(const charT* p1, const charT* p2) const
609 {
610 return ::boost::re_detail::w32_transform(this->m_pimpl->m_locale, p1, p2);
611 }
transform_primary(const charT * p1,const charT * p2) const612 string_type transform_primary(const charT* p1, const charT* p2) const
613 {
614 return m_pimpl->transform_primary(p1, p2);
615 }
lookup_classname(const charT * p1,const charT * p2) const616 char_class_type lookup_classname(const charT* p1, const charT* p2) const
617 {
618 return m_pimpl->lookup_classname(p1, p2);
619 }
lookup_collatename(const charT * p1,const charT * p2) const620 string_type lookup_collatename(const charT* p1, const charT* p2) const
621 {
622 return m_pimpl->lookup_collatename(p1, p2);
623 }
isctype(charT c,char_class_type f) const624 bool isctype(charT c, char_class_type f) const
625 {
626 if((f & re_detail::w32_regex_traits_implementation<charT>::mask_base)
627 && (this->m_pimpl->isctype(f & re_detail::w32_regex_traits_implementation<charT>::mask_base, c)))
628 return true;
629 else if((f & re_detail::w32_regex_traits_implementation<charT>::mask_unicode) && re_detail::is_extended(c))
630 return true;
631 else if((f & re_detail::w32_regex_traits_implementation<charT>::mask_word) && (c == '_'))
632 return true;
633 else if((f & re_detail::w32_regex_traits_implementation<charT>::mask_vertical)
634 && (::boost::re_detail::is_separator(c) || (c == '\v')))
635 return true;
636 else if((f & re_detail::w32_regex_traits_implementation<charT>::mask_horizontal)
637 && this->isctype(c, 0x0008u) && !this->isctype(c, re_detail::w32_regex_traits_implementation<charT>::mask_vertical))
638 return true;
639 return false;
640 }
toi(const charT * & p1,const charT * p2,int radix) const641 int toi(const charT*& p1, const charT* p2, int radix)const
642 {
643 return ::boost::re_detail::global_toi(p1, p2, radix, *this);
644 }
value(charT c,int radix) const645 int value(charT c, int radix)const
646 {
647 int result = ::boost::re_detail::global_value(c);
648 return result < radix ? result : -1;
649 }
imbue(locale_type l)650 locale_type imbue(locale_type l)
651 {
652 ::boost::re_detail::lcid_type result(getloc());
653 m_pimpl = re_detail::create_w32_regex_traits<charT>(l);
654 return result;
655 }
getloc() const656 locale_type getloc()const
657 {
658 return m_pimpl->m_locale;
659 }
error_string(regex_constants::error_type n) const660 std::string error_string(regex_constants::error_type n) const
661 {
662 return m_pimpl->error_string(n);
663 }
664
665 //
666 // extension:
667 // set the name of the message catalog in use (defaults to "boost_regex").
668 //
669 static std::string catalog_name(const std::string& name);
670 static std::string get_catalog_name();
671
672 private:
673 boost::shared_ptr<const re_detail::w32_regex_traits_implementation<charT> > m_pimpl;
674 //
675 // catalog name handler:
676 //
677 static std::string& get_catalog_name_inst();
678
679 #ifdef BOOST_HAS_THREADS
680 static static_mutex& get_mutex_inst();
681 #endif
682 };
683
684 template <class charT>
catalog_name(const std::string & name)685 std::string w32_regex_traits<charT>::catalog_name(const std::string& name)
686 {
687 #ifdef BOOST_HAS_THREADS
688 static_mutex::scoped_lock lk(get_mutex_inst());
689 #endif
690 std::string result(get_catalog_name_inst());
691 get_catalog_name_inst() = name;
692 return result;
693 }
694
695 template <class charT>
get_catalog_name_inst()696 std::string& w32_regex_traits<charT>::get_catalog_name_inst()
697 {
698 static std::string s_name;
699 return s_name;
700 }
701
702 template <class charT>
get_catalog_name()703 std::string w32_regex_traits<charT>::get_catalog_name()
704 {
705 #ifdef BOOST_HAS_THREADS
706 static_mutex::scoped_lock lk(get_mutex_inst());
707 #endif
708 std::string result(get_catalog_name_inst());
709 return result;
710 }
711
712 #ifdef BOOST_HAS_THREADS
713 template <class charT>
get_mutex_inst()714 static_mutex& w32_regex_traits<charT>::get_mutex_inst()
715 {
716 static static_mutex s_mutex = BOOST_STATIC_MUTEX_INIT;
717 return s_mutex;
718 }
719 #endif
720
721
722 } // boost
723
724 #ifdef BOOST_MSVC
725 #pragma warning(pop)
726 #endif
727
728 #ifdef BOOST_MSVC
729 #pragma warning(push)
730 #pragma warning(disable: 4103)
731 #endif
732 #ifdef BOOST_HAS_ABI_HEADERS
733 # include BOOST_ABI_SUFFIX
734 #endif
735 #ifdef BOOST_MSVC
736 #pragma warning(pop)
737 #endif
738
739 #endif
740