The Tor Browser / file comparison
comparison: build/stlport/src/messages.cpp
build/stlport/src/messages.cpp
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- TOR_BUG_3246
- changeset 7
- 129ffea94266
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| -1:000000000000 | 0:86a741cd25cb |
|---|---|
| 1 /* | |
| 2 * Copyright (c) 1999 | |
| 3 * Silicon Graphics Computer Systems, Inc. | |
| 4 * | |
| 5 * Copyright (c) 1999 | |
| 6 * Boris Fomitchev | |
| 7 * | |
| 8 * This material is provided "as is", with absolutely no warranty expressed | |
| 9 * or implied. Any use is at your own risk. | |
| 10 * | |
| 11 * Permission to use or copy this software for any purpose is hereby granted | |
| 12 * without fee, provided the above notices are retained on all copies. | |
| 13 * Permission to modify the code and to distribute modified code is granted, | |
| 14 * provided the above notices are retained, and a notice that the code was | |
| 15 * modified is included with the above copyright notice. | |
| 16 * | |
| 17 */ | |
| 18 #include "stlport_prefix.h" | |
| 19 | |
| 20 #include <typeinfo> | |
| 21 | |
| 22 #include "message_facets.h" | |
| 23 #include "acquire_release.h" | |
| 24 | |
| 25 _STLP_BEGIN_NAMESPACE | |
| 26 | |
| 27 _STLP_MOVE_TO_PRIV_NAMESPACE | |
| 28 | |
| 29 void _Catalog_locale_map::insert(nl_catd_type key, const locale& L) { | |
| 30 _STLP_TRY { | |
| 31 #if !defined (_STLP_NO_TYPEINFO) && !defined (_STLP_NO_RTTI) | |
| 32 // Don't bother to do anything unless we're using a non-default ctype facet | |
| 33 # ifdef _STLP_NO_WCHAR_T | |
| 34 typedef char _Char; | |
| 35 # else | |
| 36 typedef wchar_t _Char; | |
| 37 # endif | |
| 38 | |
| 39 typedef ctype<_Char> wctype; | |
| 40 wctype const& wct = use_facet<wctype>(L); | |
| 41 if (typeid(wct) != typeid(wctype)) { | |
| 42 #endif | |
| 43 if (!M) | |
| 44 M = new map_type; | |
| 45 | |
| 46 M->insert(map_type::value_type(key, L)); | |
| 47 #if !defined (_STLP_NO_TYPEINFO) && !defined (_STLP_NO_RTTI) | |
| 48 } | |
| 49 #endif | |
| 50 } | |
| 51 _STLP_CATCH_ALL {} | |
| 52 } | |
| 53 | |
| 54 void _Catalog_locale_map::erase(nl_catd_type key) { | |
| 55 if (M) | |
| 56 M->erase(key); | |
| 57 } | |
| 58 | |
| 59 locale _Catalog_locale_map::lookup(nl_catd_type key) const { | |
| 60 if (M) { | |
| 61 map_type::const_iterator i = M->find(key); | |
| 62 return i != M->end() ? (*i).second : locale::classic(); | |
| 63 } | |
| 64 else | |
| 65 return locale::classic(); | |
| 66 } | |
| 67 | |
| 68 | |
| 69 #if defined (_STLP_USE_NL_CATD_MAPPING) | |
| 70 _STLP_VOLATILE __stl_atomic_t _Catalog_nl_catd_map::_count = 0; | |
| 71 | |
| 72 messages_base::catalog _Catalog_nl_catd_map::insert(nl_catd_type cat) { | |
| 73 messages_base::catalog &res = Mr[cat]; | |
| 74 if ( res == 0 ) { | |
| 75 #if defined (_STLP_ATOMIC_INCREMENT) | |
| 76 res = __STATIC_CAST(int, _STLP_ATOMIC_INCREMENT(&_count)); | |
| 77 #else | |
| 78 static _STLP_STATIC_MUTEX _Count_lock _STLP_MUTEX_INITIALIZER; | |
| 79 { | |
| 80 _STLP_auto_lock sentry(_Count_lock); | |
| 81 res = __STATIC_CAST(int, ++_count); | |
| 82 } | |
| 83 #endif | |
| 84 M[res] = cat; | |
| 85 } | |
| 86 return res; | |
| 87 } | |
| 88 | |
| 89 void _Catalog_nl_catd_map::erase(messages_base::catalog cat) { | |
| 90 map_type::iterator mit(M.find(cat)); | |
| 91 if (mit != M.end()) { | |
| 92 Mr.erase((*mit).second); | |
| 93 M.erase(mit); | |
| 94 } | |
| 95 } | |
| 96 #endif | |
| 97 | |
| 98 //---------------------------------------------------------------------- | |
| 99 // | |
| 100 _Messages::_Messages(bool is_wide, const char *name) : | |
| 101 _M_message_obj(0), _M_map(0) { | |
| 102 if (!name) | |
| 103 locale::_M_throw_on_null_name(); | |
| 104 | |
| 105 int __err_code; | |
| 106 char buf[_Locale_MAX_SIMPLE_NAME]; | |
| 107 _M_message_obj = _STLP_PRIV __acquire_messages(name, buf, 0, &__err_code); | |
| 108 if (!_M_message_obj) | |
| 109 locale::_M_throw_on_creation_failure(__err_code, name, "messages"); | |
| 110 | |
| 111 if (is_wide) | |
| 112 _M_map = new _Catalog_locale_map; | |
| 113 } | |
| 114 | |
| 115 _Messages::_Messages(bool is_wide, _Locale_messages* msg) : | |
| 116 _M_message_obj(msg), _M_map(is_wide ? new _Catalog_locale_map() : 0) | |
| 117 {} | |
| 118 | |
| 119 _Messages::~_Messages() { | |
| 120 __release_messages(_M_message_obj); | |
| 121 delete _M_map; | |
| 122 } | |
| 123 | |
| 124 _Messages::catalog _Messages::do_open(const string& filename, const locale& L) const { | |
| 125 nl_catd_type result = _M_message_obj ? _Locale_catopen(_M_message_obj, filename.c_str()) | |
| 126 : (nl_catd_type)(-1); | |
| 127 | |
| 128 if ( result != (nl_catd_type)(-1) ) { | |
| 129 if ( _M_map != 0 ) { | |
| 130 _M_map->insert(result, L); | |
| 131 } | |
| 132 return _STLP_MUTABLE(_Messages_impl, _M_cat).insert( result ); | |
| 133 } | |
| 134 | |
| 135 return -1; | |
| 136 } | |
| 137 | |
| 138 string _Messages::do_get(catalog cat, | |
| 139 int set, int p_id, const string& dfault) const { | |
| 140 return _M_message_obj != 0 && cat >= 0 | |
| 141 ? string(_Locale_catgets(_M_message_obj, _STLP_MUTABLE(_Messages_impl, _M_cat)[cat], | |
| 142 set, p_id, dfault.c_str())) | |
| 143 : dfault; | |
| 144 } | |
| 145 | |
| 146 #if !defined (_STLP_NO_WCHAR_T) | |
| 147 | |
| 148 wstring | |
| 149 _Messages::do_get(catalog thecat, | |
| 150 int set, int p_id, const wstring& dfault) const { | |
| 151 typedef ctype<wchar_t> wctype; | |
| 152 const wctype& ct = use_facet<wctype>(_M_map->lookup(_STLP_MUTABLE(_Messages_impl, _M_cat)[thecat])); | |
| 153 | |
| 154 const char* str = _Locale_catgets(_M_message_obj, _STLP_MUTABLE(_Messages_impl, _M_cat)[thecat], set, p_id, ""); | |
| 155 | |
| 156 // Verify that the lookup failed; an empty string might represent success. | |
| 157 if (!str) | |
| 158 return dfault; | |
| 159 else if (str[0] == '\0') { | |
| 160 const char* str2 = _Locale_catgets(_M_message_obj, _STLP_MUTABLE(_Messages_impl, _M_cat)[thecat], set, p_id, "*"); | |
| 161 if (!str2 || ((str2[0] == '*') && (str2[1] == '\0'))) | |
| 162 return dfault; | |
| 163 } | |
| 164 | |
| 165 // str is correct. Now we must widen it to get a wstring. | |
| 166 size_t n = strlen(str); | |
| 167 | |
| 168 // NOT PORTABLE. What we're doing relies on internal details of the | |
| 169 // string implementation. (Contiguity of string elements.) | |
| 170 wstring result(n, wchar_t(0)); | |
| 171 ct.widen(str, str + n, &*result.begin()); | |
| 172 return result; | |
| 173 } | |
| 174 | |
| 175 #endif | |
| 176 | |
| 177 void _Messages::do_close(catalog thecat) const { | |
| 178 if (_M_message_obj) | |
| 179 _Locale_catclose(_M_message_obj, _STLP_MUTABLE(_Messages_impl, _M_cat)[thecat]); | |
| 180 if (_M_map) _M_map->erase(_STLP_MUTABLE(_Messages_impl, _M_cat)[thecat]); | |
| 181 _STLP_MUTABLE(_Messages_impl, _M_cat).erase( thecat ); | |
| 182 } | |
| 183 | |
| 184 _STLP_MOVE_TO_STD_NAMESPACE | |
| 185 | |
| 186 //---------------------------------------------------------------------- | |
| 187 // messages<char> | |
| 188 messages<char>::messages(size_t refs) | |
| 189 : locale::facet(refs) {} | |
| 190 | |
| 191 messages_byname<char>::messages_byname(const char *name, size_t refs) | |
| 192 : messages<char>(refs), _M_impl(new _STLP_PRIV _Messages(false, name)) {} | |
| 193 | |
| 194 messages_byname<char>::messages_byname(_Locale_messages* msg) | |
| 195 : messages<char>(0), _M_impl(new _STLP_PRIV _Messages(false, msg)) {} | |
| 196 | |
| 197 messages_byname<char>::~messages_byname() | |
| 198 { delete _M_impl; } | |
| 199 | |
| 200 messages_byname<char>::catalog | |
| 201 messages_byname<char>::do_open(const string& filename, const locale& l) const | |
| 202 { return _M_impl->do_open(filename, l); } | |
| 203 | |
| 204 string | |
| 205 messages_byname<char>::do_get(catalog cat, int set, int p_id, | |
| 206 const string& dfault) const | |
| 207 { return _M_impl->do_get(cat, set, p_id, dfault); } | |
| 208 | |
| 209 void messages_byname<char>::do_close(catalog cat) const | |
| 210 { _M_impl->do_close(cat); } | |
| 211 | |
| 212 #if !defined (_STLP_NO_WCHAR_T) | |
| 213 | |
| 214 //---------------------------------------------------------------------- | |
| 215 // messages<wchar_t> | |
| 216 | |
| 217 messages<wchar_t>::messages(size_t refs) | |
| 218 : locale::facet(refs) {} | |
| 219 | |
| 220 messages_byname<wchar_t>::messages_byname(const char *name, size_t refs) | |
| 221 : messages<wchar_t>(refs), _M_impl(new _STLP_PRIV _Messages(true, name)) {} | |
| 222 | |
| 223 messages_byname<wchar_t>::messages_byname(_Locale_messages* msg) | |
| 224 : messages<wchar_t>(0), _M_impl(new _STLP_PRIV _Messages(true, msg)) {} | |
| 225 | |
| 226 messages_byname<wchar_t>::~messages_byname() | |
| 227 { delete _M_impl; } | |
| 228 | |
| 229 messages_byname<wchar_t>::catalog | |
| 230 messages_byname<wchar_t>::do_open(const string& filename, const locale& L) const | |
| 231 { return _M_impl->do_open(filename, L); } | |
| 232 | |
| 233 wstring | |
| 234 messages_byname<wchar_t>::do_get(catalog thecat, | |
| 235 int set, int p_id, const wstring& dfault) const | |
| 236 { return _M_impl->do_get(thecat, set, p_id, dfault); } | |
| 237 | |
| 238 void messages_byname<wchar_t>::do_close(catalog cat) const | |
| 239 { _M_impl->do_close(cat); } | |
| 240 | |
| 241 #endif | |
| 242 | |
| 243 _STLP_END_NAMESPACE | |
| 244 | |
| 245 // Local Variables: | |
| 246 // mode:C++ | |
| 247 // End: |
