diff options
Diffstat (limited to 'mojo/shell/public/cpp/initialize_base_and_icu.cc')
-rw-r--r-- | mojo/shell/public/cpp/initialize_base_and_icu.cc | 50 |
1 files changed, 50 insertions, 0 deletions
diff --git a/mojo/shell/public/cpp/initialize_base_and_icu.cc b/mojo/shell/public/cpp/initialize_base_and_icu.cc new file mode 100644 index 0000000..2ec37df --- /dev/null +++ b/mojo/shell/public/cpp/initialize_base_and_icu.cc @@ -0,0 +1,50 @@ +// Copyright 2015 The Chromium Authors. All rights reserved. +// Use of this source code is governed by a BSD-style license that can be +// found in the LICENSE file. + +// This file declares a raw symbol and should be included only once in a +// certain binary target. This needs to be run before we raise the sandbox, +// which means that it can't use mojo. Our runners will dig around in the +// symbol table and run this before the mojo system is initialized. + +#include <stdint.h> + +#include "base/files/file.h" +#include "base/i18n/icu_util.h" +#include "base/rand_util.h" +#include "base/sys_info.h" +#include "mojo/public/c/system/types.h" + +#if !defined(OS_ANDROID) +#include "third_party/icu/source/i18n/unicode/timezone.h" +#endif + +extern "C" { +#if defined(WIN32) +__declspec(dllexport) void __cdecl +#else +void __attribute__((visibility("default"))) +#endif +InitializeBase(const uint8_t* icu_data) { + base::RandUint64(); + base::SysInfo::AmountOfPhysicalMemory(); + base::SysInfo::NumberOfProcessors(); +#if defined(OS_POSIX) && !defined(OS_MACOSX) + base::SysInfo::MaxSharedMemorySize(); +#endif + + // Initialize core ICU. We must perform the full initialization before we + // initialize icu::TimeZone subsystem because otherwise ICU gets in a state + // where the timezone data is disconnected from the locale data which can + // cause crashes. + CHECK(base::i18n::InitializeICUFromRawMemory(icu_data)); + +#if !defined(OS_ANDROID) + // ICU DateFormat class (used in base/time_format.cc) needs to get the + // Olson timezone ID by accessing the zoneinfo files on disk. After + // TimeZone::createDefault is called once here, the timezone ID is + // cached and there's no more need to access the file system. + scoped_ptr<icu::TimeZone> zone(icu::TimeZone::createDefault()); +#endif +} +} |