| // Copyright 2008, Google Inc. |
| // All rights reserved. |
| // |
| // Redistribution and use in source and binary forms, with or without |
| // modification, are permitted provided that the following conditions are |
| // met: |
| // |
| // * Redistributions of source code must retain the above copyright |
| // notice, this list of conditions and the following disclaimer. |
| // * Redistributions in binary form must reproduce the above |
| // copyright notice, this list of conditions and the following disclaimer |
| // in the documentation and/or other materials provided with the |
| // distribution. |
| // * Neither the name of Google Inc. nor the names of its |
| // contributors may be used to endorse or promote products derived from |
| // this software without specific prior written permission. |
| // |
| // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| |
| #include "build/build_config.h" |
| |
| #if defined(OS_WIN) |
| #include <windows.h> |
| #endif |
| |
| #include <string> |
| |
| #include "base/icu_util.h" |
| |
| #include "base/logging.h" |
| #include "base/file_util.h" |
| #include "base/path_service.h" |
| #include "base/sys_string_conversions.h" |
| #include "unicode/putil.h" |
| #include "unicode/udata.h" |
| |
| namespace icu_util { |
| |
| bool Initialize() { |
| #if defined(OS_WIN) |
| // Assert that we are not called more than once. Even though calling this |
| // function isn't harmful (ICU can handle it), being called twice probably |
| // indicates a programming error. |
| #ifndef NDEBUG |
| static bool called_once = false; |
| DCHECK(!called_once); |
| called_once = true; |
| #endif |
| |
| // We expect to find the ICU data module alongside the current module. |
| std::wstring data_path; |
| PathService::Get(base::DIR_MODULE, &data_path); |
| file_util::AppendToPath(&data_path, L"icudt38.dll"); |
| |
| HMODULE module = LoadLibrary(data_path.c_str()); |
| if (!module) |
| return false; |
| |
| FARPROC addr = GetProcAddress(module, "icudt38_dat"); |
| if (!addr) |
| return false; |
| |
| UErrorCode err = U_ZERO_ERROR; |
| udata_setCommonData(reinterpret_cast<void*>(addr), &err); |
| return err == U_ZERO_ERROR; |
| #elif defined(OS_MACOSX) |
| // Mac bundles the ICU data in. |
| return true; |
| #elif defined(OS_LINUX) |
| // For now, expect the data file to be alongside the executable. |
| // This is sufficient while we work on unit tests, but will eventually |
| // likely live in a data directory. |
| std::wstring data_path; |
| bool path_ok = PathService::Get(base::DIR_EXE, &data_path); |
| DCHECK(path_ok); |
| u_setDataDirectory(base::SysWideToNativeMB(data_path).c_str()); |
| return true; |
| #endif |
| } |
| |
| } // namespace icu_util |