GitHub
4 年前
当前提交
b5843c49
共有 5 个文件被更改，包括 339 次插入 和 19 次删除
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179engine/Build.bee.cs
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19engine/README.md
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59engine/src/render_api_d3d11.cc
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99engine/src/TestLoadICU.cpp
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2engine/src/TestLoadICU.h
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// Copyright 2019 Google LLC.
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// Use of this source code is governed by a BSD-style license that can be found in the LICENSE file.
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#include "TestLoadICU.h"
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//#if defined(_WIN32) && defined(SK_USING_THIRD_PARTY_ICU)
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#ifndef WIN32_LEAN_AND_MEAN
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#define WIN32_LEAN_AND_MEAN
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#endif
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#include <windows.h>
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#include <io.h>
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#include <cstdio>
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#include <cstring>
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#include <mutex>
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#include <string>
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#include "unicode/udata.h"
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static void* win_mmap(const char* dataFile) { |
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if (!dataFile) { |
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return nullptr; |
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} |
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struct FCloseWrapper { void operator()(FILE* f) { fclose(f); } }; |
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std::unique_ptr<FILE, FCloseWrapper> stream(fopen(dataFile, "rb")); |
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if (stream == NULL) { |
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fprintf(stderr, "SkIcuLoader: datafile missing.\n"); |
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return nullptr; |
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} |
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int fileno = _fileno(stream.get()); |
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if (fileno < 0) { |
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fprintf(stderr, "SkIcuLoader: datafile fileno error.\n"); |
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return nullptr; |
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} |
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HANDLE file = (HANDLE)_get_osfhandle(fileno); |
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if ((HANDLE)INVALID_HANDLE_VALUE == file) { |
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fprintf(stderr, "SkIcuLoader: datafile handle error.\n"); |
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return nullptr; |
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} |
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struct CloseHandleWrapper { void operator()(HANDLE h) { CloseHandle(h); } }; |
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std::unique_ptr<void, CloseHandleWrapper> mmapHandle( |
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CreateFileMapping(file, nullptr, PAGE_READONLY, 0, 0, nullptr)); |
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if (!mmapHandle) { |
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fprintf(stderr, "SkIcuLoader: datafile mmap error.\n"); |
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return nullptr; |
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} |
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void* addr = MapViewOfFile(mmapHandle.get(), FILE_MAP_READ, 0, 0, 0); |
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if (nullptr == addr) { |
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fprintf(stderr, "SkIcuLoader: datafile view error.\n"); |
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return nullptr; |
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} |
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return addr; |
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} |
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static bool init_icu(void* addr) { |
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UErrorCode err = U_ZERO_ERROR; |
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udata_setCommonData(addr, &err); |
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if (err != U_ZERO_ERROR) { |
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fprintf(stderr, "udata_setCommonData() returned %d.\n", (int)err); |
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return false; |
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} |
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udata_setFileAccess(UDATA_ONLY_PACKAGES, &err); |
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if (err != U_ZERO_ERROR) { |
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fprintf(stderr, "udata_setFileAccess() returned %d.\n", (int)err); |
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return false; |
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} |
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return true; |
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} |
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static std::string executable_directory() { |
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HMODULE hModule = GetModuleHandleA(NULL); |
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char path[MAX_PATH]; |
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GetModuleFileNameA(hModule, path, MAX_PATH); |
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const char* end = strrchr(path, '\\'); |
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return end ? std::string(path, end - path) : std::string(); |
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} |
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bool TestLoadICU() |
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{ |
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static bool good = false; |
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static std::once_flag flag; |
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std::call_once(flag, []() { |
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const char *env_p = std::getenv("UIWIDGETS_ICUDATA"); |
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if (env_p) |
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{ |
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if (void *addr = win_mmap(env_p)) |
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{ |
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if (init_icu(addr)) |
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{ |
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good = true; |
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} |
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} |
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} |
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}); |
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return good; |
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} |
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bool TestLoadICU(); |
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