cec0ed0f77
This allows using icu data, bundled in the icudtl.dat file, to be loaded automatically from a default location side-by-side with the executable. The v8 stand-alone default is still to use statically linked ICU data, but this will be switched in a separate follow-up CL. BUG=chromium:616033 LOG=y Review-Url: https://codereview.chromium.org/2042253002 Cr-Commit-Position: refs/heads/master@{#36823}
73 lines
2.2 KiB
C++
73 lines
2.2 KiB
C++
// Copyright 2015 the V8 project authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include "include/libplatform/libplatform.h"
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#include "include/v8.h"
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using namespace v8;
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class ArrayBufferAllocator : public v8::ArrayBuffer::Allocator {
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public:
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virtual void* Allocate(size_t length) {
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void* data = AllocateUninitialized(length);
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return data == NULL ? data : memset(data, 0, length);
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}
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virtual void* AllocateUninitialized(size_t length) { return malloc(length); }
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virtual void Free(void* data, size_t) { free(data); }
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};
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int main(int argc, char* argv[]) {
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// Initialize V8.
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V8::InitializeICUDefaultLocation(argv[0]);
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V8::InitializeExternalStartupData(argv[0]);
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Platform* platform = platform::CreateDefaultPlatform();
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V8::InitializePlatform(platform);
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V8::Initialize();
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// Create a new Isolate and make it the current one.
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ArrayBufferAllocator allocator;
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Isolate::CreateParams create_params;
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create_params.array_buffer_allocator = &allocator;
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Isolate* isolate = Isolate::New(create_params);
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{
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Isolate::Scope isolate_scope(isolate);
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// Create a stack-allocated handle scope.
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HandleScope handle_scope(isolate);
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// Create a new context.
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Local<Context> context = Context::New(isolate);
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// Enter the context for compiling and running the hello world script.
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Context::Scope context_scope(context);
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// Create a string containing the JavaScript source code.
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Local<String> source =
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String::NewFromUtf8(isolate, "'Hello' + ', World!'",
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NewStringType::kNormal).ToLocalChecked();
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// Compile the source code.
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Local<Script> script = Script::Compile(context, source).ToLocalChecked();
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// Run the script to get the result.
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Local<Value> result = script->Run(context).ToLocalChecked();
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// Convert the result to an UTF8 string and print it.
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String::Utf8Value utf8(result);
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printf("%s\n", *utf8);
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}
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// Dispose the isolate and tear down V8.
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isolate->Dispose();
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V8::Dispose();
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V8::ShutdownPlatform();
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delete platform;
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return 0;
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}
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