v8/src/icu_util.cc
erikcorry 4f5337a2b6 Cosmetic changes to tests to make it easier to concatenate them.
When compiling on a laptop I like to concatenate the small test files.
This makes a big difference to compile times. These changes make that
easier.

R=ulan@chromium.org
BUG=

Review URL: https://codereview.chromium.org/1163803002

Cr-Commit-Position: refs/heads/master@{#28742}
2015-06-01 22:47:08 +00:00

91 lines
2.1 KiB
C++

// Copyright 2013 the V8 project authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "src/icu_util.h"
#if defined(_WIN32)
#include <windows.h>
#endif
#if defined(V8_I18N_SUPPORT)
#include <stdio.h>
#include <stdlib.h>
#include "unicode/putil.h"
#include "unicode/udata.h"
#define ICU_UTIL_DATA_FILE 0
#define ICU_UTIL_DATA_SHARED 1
#define ICU_UTIL_DATA_STATIC 2
#define ICU_UTIL_DATA_SYMBOL "icudt" U_ICU_VERSION_SHORT "_dat"
#define ICU_UTIL_DATA_SHARED_MODULE_NAME "icudt.dll"
#endif
namespace v8 {
namespace internal {
#if defined(V8_I18N_SUPPORT) && (ICU_UTIL_DATA_IMPL == ICU_UTIL_DATA_FILE)
namespace {
char* g_icu_data_ptr = NULL;
void free_icu_data_ptr() {
delete[] g_icu_data_ptr;
}
} // namespace
#endif
bool InitializeICU(const char* icu_data_file) {
#if !defined(V8_I18N_SUPPORT)
return true;
#else
#if ICU_UTIL_DATA_IMPL == ICU_UTIL_DATA_SHARED
// We expect to find the ICU data module alongside the current module.
HMODULE module = LoadLibraryA(ICU_UTIL_DATA_SHARED_MODULE_NAME);
if (!module) return false;
FARPROC addr = GetProcAddress(module, ICU_UTIL_DATA_SYMBOL);
if (!addr) return false;
UErrorCode err = U_ZERO_ERROR;
udata_setCommonData(reinterpret_cast<void*>(addr), &err);
return err == U_ZERO_ERROR;
#elif ICU_UTIL_DATA_IMPL == ICU_UTIL_DATA_STATIC
// Mac/Linux bundle the ICU data in.
return true;
#elif ICU_UTIL_DATA_IMPL == ICU_UTIL_DATA_FILE
if (!icu_data_file) return false;
if (g_icu_data_ptr) return true;
FILE* inf = fopen(icu_data_file, "rb");
if (!inf) return false;
fseek(inf, 0, SEEK_END);
size_t size = ftell(inf);
rewind(inf);
g_icu_data_ptr = new char[size];
if (fread(g_icu_data_ptr, 1, size, inf) != size) {
delete[] g_icu_data_ptr;
g_icu_data_ptr = NULL;
fclose(inf);
return false;
}
fclose(inf);
atexit(free_icu_data_ptr);
UErrorCode err = U_ZERO_ERROR;
udata_setCommonData(reinterpret_cast<void*>(g_icu_data_ptr), &err);
return err == U_ZERO_ERROR;
#endif
#endif
}
} // namespace internal
} // namespace v8