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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "base/i18n/icu_util.h" | 5 #include "base/i18n/icu_util.h" |
6 | 6 |
7 #if defined(OS_WIN) | |
8 #include <windows.h> | |
9 #endif | |
10 | |
11 #include <string> | 7 #include <string> |
12 | 8 |
13 #include "base/debug/alias.h" | 9 #include "base/debug/alias.h" |
14 #include "base/files/file_path.h" | 10 #include "base/files/file_path.h" |
15 #include "base/files/memory_mapped_file.h" | 11 #include "base/files/memory_mapped_file.h" |
16 #include "base/logging.h" | 12 #include "base/logging.h" |
17 #include "base/path_service.h" | 13 #include "base/path_service.h" |
18 #include "base/strings/string_util.h" | 14 #include "base/strings/string_util.h" |
19 #include "base/strings/sys_string_conversions.h" | 15 #include "base/strings/sys_string_conversions.h" |
20 #include "third_party/icu/source/common/unicode/putil.h" | 16 #include "third_party/icu/source/common/unicode/putil.h" |
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34 namespace base { | 30 namespace base { |
35 namespace i18n { | 31 namespace i18n { |
36 | 32 |
37 // Use an unversioned file name to simplify a icu version update down the road. | 33 // Use an unversioned file name to simplify a icu version update down the road. |
38 // No need to change the filename in multiple places (gyp files, windows | 34 // No need to change the filename in multiple places (gyp files, windows |
39 // build pkg configurations, etc). 'l' stands for Little Endian. | 35 // build pkg configurations, etc). 'l' stands for Little Endian. |
40 // This variable is exported through the header file. | 36 // This variable is exported through the header file. |
41 const char kIcuDataFileName[] = "icudtl.dat"; | 37 const char kIcuDataFileName[] = "icudtl.dat"; |
42 #if ICU_UTIL_DATA_IMPL == ICU_UTIL_DATA_SHARED | 38 #if ICU_UTIL_DATA_IMPL == ICU_UTIL_DATA_SHARED |
43 #define ICU_UTIL_DATA_SYMBOL "icudt" U_ICU_VERSION_SHORT "_dat" | 39 #define ICU_UTIL_DATA_SYMBOL "icudt" U_ICU_VERSION_SHORT "_dat" |
44 #if defined(OS_WIN) | |
45 #define ICU_UTIL_DATA_SHARED_MODULE_NAME "icudt.dll" | |
46 #endif | |
47 #endif | 40 #endif |
48 | 41 |
49 namespace { | 42 namespace { |
50 | 43 |
51 #if !defined(NDEBUG) | 44 #if !defined(NDEBUG) |
52 // Assert that we are not called more than once. Even though calling this | 45 // Assert that we are not called more than once. Even though calling this |
53 // function isn't harmful (ICU can handle it), being called twice probably | 46 // function isn't harmful (ICU can handle it), being called twice probably |
54 // indicates a programming error. | 47 // indicates a programming error. |
55 #if !defined(OS_NACL) | 48 #if !defined(OS_NACL) |
56 bool g_called_once = false; | 49 bool g_called_once = false; |
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123 // it is needed. This can fail if the process is sandboxed at that time. | 116 // it is needed. This can fail if the process is sandboxed at that time. |
124 // Instead, we map the file in and hand off the data so the sandbox won't | 117 // Instead, we map the file in and hand off the data so the sandbox won't |
125 // cause any problems. | 118 // cause any problems. |
126 | 119 |
127 // Chrome doesn't normally shut down ICU, so the mapped data shouldn't ever | 120 // Chrome doesn't normally shut down ICU, so the mapped data shouldn't ever |
128 // be released. | 121 // be released. |
129 CR_DEFINE_STATIC_LOCAL(MemoryMappedFile, mapped_file, ()); | 122 CR_DEFINE_STATIC_LOCAL(MemoryMappedFile, mapped_file, ()); |
130 if (!mapped_file.IsValid()) { | 123 if (!mapped_file.IsValid()) { |
131 #if !defined(OS_MACOSX) | 124 #if !defined(OS_MACOSX) |
132 FilePath data_path; | 125 FilePath data_path; |
133 #if defined(OS_WIN) | 126 #if defined(OS_ANDROID) |
134 // The data file will be in the same directory as the current module. | |
135 bool path_ok = PathService::Get(DIR_MODULE, &data_path); | |
136 wchar_t tmp_buffer[_MAX_PATH] = {0}; | |
137 wcscpy_s(tmp_buffer, data_path.value().c_str()); | |
138 debug::Alias(tmp_buffer); | |
139 CHECK(path_ok); // TODO(scottmg): http://crbug.com/445616 | |
140 #elif defined(OS_ANDROID) | |
141 bool path_ok = PathService::Get(DIR_ANDROID_APP_DATA, &data_path); | 127 bool path_ok = PathService::Get(DIR_ANDROID_APP_DATA, &data_path); |
142 #else | 128 #else |
143 // For now, expect the data file to be alongside the executable. | 129 // For now, expect the data file to be alongside the executable. |
144 // This is sufficient while we work on unit tests, but will eventually | 130 // This is sufficient while we work on unit tests, but will eventually |
145 // likely live in a data directory. | 131 // likely live in a data directory. |
146 bool path_ok = PathService::Get(DIR_EXE, &data_path); | 132 bool path_ok = PathService::Get(DIR_EXE, &data_path); |
147 #endif | 133 #endif |
148 DCHECK(path_ok); | 134 DCHECK(path_ok); |
149 data_path = data_path.AppendASCII(kIcuDataFileName); | 135 data_path = data_path.AppendASCII(kIcuDataFileName); |
150 | 136 |
151 #if defined(OS_WIN) | |
152 // TODO(scottmg): http://crbug.com/445616 | |
153 wchar_t tmp_buffer2[_MAX_PATH] = {0}; | |
154 wcscpy_s(tmp_buffer2, data_path.value().c_str()); | |
155 debug::Alias(tmp_buffer2); | |
156 #endif | |
157 | |
158 #else | 137 #else |
159 // Assume it is in the framework bundle's Resources directory. | 138 // Assume it is in the framework bundle's Resources directory. |
160 ScopedCFTypeRef<CFStringRef> data_file_name( | 139 ScopedCFTypeRef<CFStringRef> data_file_name( |
161 SysUTF8ToCFStringRef(kIcuDataFileName)); | 140 SysUTF8ToCFStringRef(kIcuDataFileName)); |
162 FilePath data_path = | 141 FilePath data_path = |
163 mac::PathForFrameworkBundleResource(data_file_name); | 142 mac::PathForFrameworkBundleResource(data_file_name); |
164 if (data_path.empty()) { | 143 if (data_path.empty()) { |
165 LOG(ERROR) << kIcuDataFileName << " not found in bundle"; | 144 LOG(ERROR) << kIcuDataFileName << " not found in bundle"; |
166 return false; | 145 return false; |
167 } | 146 } |
168 #endif // OS check | 147 #endif // OS check |
169 if (!mapped_file.Initialize(data_path)) { | 148 if (!mapped_file.Initialize(data_path)) { |
170 #if defined(OS_WIN) | |
171 CHECK(false); // TODO(scottmg): http://crbug.com/445616 | |
172 #endif | |
173 LOG(ERROR) << "Couldn't mmap " << data_path.AsUTF8Unsafe(); | 149 LOG(ERROR) << "Couldn't mmap " << data_path.AsUTF8Unsafe(); |
174 return false; | 150 return false; |
175 } | 151 } |
176 } | 152 } |
177 UErrorCode err = U_ZERO_ERROR; | 153 UErrorCode err = U_ZERO_ERROR; |
178 udata_setCommonData(const_cast<uint8*>(mapped_file.data()), &err); | 154 udata_setCommonData(const_cast<uint8*>(mapped_file.data()), &err); |
179 result = (err == U_ZERO_ERROR); | 155 result = (err == U_ZERO_ERROR); |
180 #if defined(OS_WIN) | |
181 CHECK(result); // TODO(scottmg): http://crbug.com/445616 | |
182 #endif | |
183 #endif | 156 #endif |
184 | 157 |
185 // To respond to the timezone change properly, the default timezone | 158 // To respond to the timezone change properly, the default timezone |
186 // cache in ICU has to be populated on starting up. | 159 // cache in ICU has to be populated on starting up. |
187 // TODO(jungshik): Some callers do not care about tz at all. If necessary, | 160 // TODO(jungshik): Some callers do not care about tz at all. If necessary, |
188 // add a boolean argument to this function to init'd the default tz only | 161 // add a boolean argument to this function to init'd the default tz only |
189 // when requested. | 162 // when requested. |
190 #if defined(OS_LINUX) && !defined(OS_CHROMEOS) | 163 #if defined(OS_LINUX) && !defined(OS_CHROMEOS) |
191 if (result) | 164 if (result) |
192 scoped_ptr<icu::TimeZone> zone(icu::TimeZone::createDefault()); | 165 scoped_ptr<icu::TimeZone> zone(icu::TimeZone::createDefault()); |
193 #endif | 166 #endif |
194 return result; | 167 return result; |
195 } | 168 } |
196 #endif | 169 #endif |
197 | 170 |
198 void AllowMultipleInitializeCallsForTesting() { | 171 void AllowMultipleInitializeCallsForTesting() { |
199 #if !defined(NDEBUG) | 172 #if !defined(NDEBUG) |
200 g_check_called_once = false; | 173 g_check_called_once = false; |
201 #endif | 174 #endif |
202 } | 175 } |
203 | 176 |
204 } // namespace i18n | 177 } // namespace i18n |
205 } // namespace base | 178 } // namespace base |
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