// 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 #endif #include #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(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