ebadb68f02
BUG=v8:4134 R=vogelheim@chromium.org LOG=n Review URL: https://codereview.chromium.org/1219133004 Cr-Commit-Position: refs/heads/master@{#29452}
72 lines
2.1 KiB
C++
72 lines
2.1 KiB
C++
// Copyright 2015 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 <stdio.h>
|
|
#include <stdlib.h>
|
|
#include <string.h>
|
|
|
|
#include "include/libplatform/libplatform.h"
|
|
#include "include/v8.h"
|
|
|
|
using namespace v8;
|
|
|
|
class ArrayBufferAllocator : public v8::ArrayBuffer::Allocator {
|
|
public:
|
|
virtual void* Allocate(size_t length) {
|
|
void* data = AllocateUninitialized(length);
|
|
return data == NULL ? data : memset(data, 0, length);
|
|
}
|
|
virtual void* AllocateUninitialized(size_t length) { return malloc(length); }
|
|
virtual void Free(void* data, size_t) { free(data); }
|
|
};
|
|
|
|
|
|
int main(int argc, char* argv[]) {
|
|
// Initialize V8.
|
|
V8::InitializeICU();
|
|
Platform* platform = platform::CreateDefaultPlatform();
|
|
V8::InitializePlatform(platform);
|
|
V8::Initialize();
|
|
|
|
// Create a new Isolate and make it the current one.
|
|
ArrayBufferAllocator allocator;
|
|
Isolate::CreateParams create_params;
|
|
create_params.array_buffer_allocator = &allocator;
|
|
Isolate* isolate = Isolate::New(create_params);
|
|
{
|
|
Isolate::Scope isolate_scope(isolate);
|
|
|
|
// Create a stack-allocated handle scope.
|
|
HandleScope handle_scope(isolate);
|
|
|
|
// Create a new context.
|
|
Local<Context> context = Context::New(isolate);
|
|
|
|
// Enter the context for compiling and running the hello world script.
|
|
Context::Scope context_scope(context);
|
|
|
|
// Create a string containing the JavaScript source code.
|
|
Local<String> source =
|
|
String::NewFromUtf8(isolate, "'Hello' + ', World!'",
|
|
NewStringType::kNormal).ToLocalChecked();
|
|
|
|
// Compile the source code.
|
|
Local<Script> script = Script::Compile(context, source).ToLocalChecked();
|
|
|
|
// Run the script to get the result.
|
|
Local<Value> result = script->Run(context).ToLocalChecked();
|
|
|
|
// Convert the result to an UTF8 string and print it.
|
|
String::Utf8Value utf8(result);
|
|
printf("%s\n", *utf8);
|
|
}
|
|
|
|
// Dispose the isolate and tear down V8.
|
|
isolate->Dispose();
|
|
V8::Dispose();
|
|
V8::ShutdownPlatform();
|
|
delete platform;
|
|
return 0;
|
|
}
|