Index: gin/shell/gin_prepare_main.cc |
diff --git a/gin/shell/gin_prepare_main.cc b/gin/shell/gin_prepare_main.cc |
new file mode 100644 |
index 0000000000000000000000000000000000000000..6bc069212050082eaed7f9adc779afd3f88c6951 |
--- /dev/null |
+++ b/gin/shell/gin_prepare_main.cc |
@@ -0,0 +1,86 @@ |
+// Copyright 2016 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. |
+ |
+#include "base/at_exit.h" |
+#include "base/bind.h" |
+#include "base/command_line.h" |
+#include "base/files/file_util.h" |
+#include "base/location.h" |
+#include "base/macros.h" |
+#include "base/memory/ptr_util.h" |
+#include "base/message_loop/message_loop.h" |
+#include "base/run_loop.h" |
+#include "base/single_thread_task_runner.h" |
+#include "base/task_scheduler/task_scheduler.h" |
+#include "base/threading/thread_task_runner_handle.h" |
+#include "gin/array_buffer.h" |
+#include "gin/modules/console.h" |
+#include "gin/modules/module_runner_delegate.h" |
+#include "gin/public/isolate_holder.h" |
+#include "gin/try_catch.h" |
+#include "gin/v8_initializer.h" |
+#include "mojo/edk/embedder/embedder.h" |
+#include "third_party/WebKit/public/web/SnapshotCreator.h" |
+#include "third_party/WebKit/public/web/WebKit.h" |
+#include "v8/include/v8.h" |
+ |
+namespace gin { |
+namespace { |
+ |
+std::vector<base::FilePath> GetModuleSearchPaths() { |
+ std::vector<base::FilePath> module_base(1); |
+ CHECK(base::GetCurrentDirectory(&module_base[0])); |
+ return module_base; |
+} |
+ |
+class GinShellRunnerDelegate final : public ModuleRunnerDelegate { |
+ public: |
+ GinShellRunnerDelegate() : ModuleRunnerDelegate(GetModuleSearchPaths()) { |
+ AddBuiltinModule(Console::kModuleName, Console::GetModule); |
+ } |
+ |
+ void UnhandledException(ShellRunner* runner, TryCatch& try_catch) override { |
+ ModuleRunnerDelegate::UnhandledException(runner, try_catch); |
+ LOG(ERROR) << try_catch.GetStackTrace(); |
+ } |
+ |
+ private: |
+ DISALLOW_COPY_AND_ASSIGN(GinShellRunnerDelegate); |
+}; |
+ |
+class GinBlinkPlatform final : public blink::Platform { |
+ public: |
+ bool TakeV8Snapshot() override { return true; } |
+}; |
+ |
+} // namespace |
+} // namespace gin |
+ |
+int main(int argc, char** argv) { |
Yuki
2017/05/30 14:35:56
Can you put a comment about the usage of this prog
peria
2017/06/01 08:33:32
Done.
|
+ base::AtExitManager at_exit; |
+ base::CommandLine::Init(argc, argv); |
+#ifdef V8_USE_EXTERNAL_STARTUP_DATA |
+ gin::V8Initializer::LoadV8Snapshot(); |
+ gin::V8Initializer::LoadV8Natives(); |
+#endif |
+ |
+ // set up environment to make Blink and V8 workable. |
Yuki
2017/05/30 14:35:56
nit: s/set/Set/
peria
2017/06/01 08:33:32
Done.
|
+ base::MessageLoop message_loop; |
+ base::TaskScheduler::CreateAndStartWithDefaultParams("TakeSnapshot"); |
+ mojo::edk::Init(); |
+ |
+ // Take snapshot |
+ gin::GinBlinkPlatform platform; |
+ blink::Initialize(&platform); |
+ v8::StartupData blob = blink::SnapshotCreator::TakeSnapshot(); |
+ |
+ base::FilePath file_path = |
+ base::CommandLine::ForCurrentProcess()->GetSwitchValuePath("output_file"); |
+ CHECK(!file_path.empty()); |
+ base::WriteFile(file_path, blob.data, blob.raw_size); |
+ |
+ delete[] blob.data; |
+ |
+ return 0; |
+} |