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node_isolate.cc
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// Copyright Joyent, Inc. and other Node contributors.
//
// Permission is hereby granted, free of charge, to any person obtaining a
// copy of this software and associated documentation files (the
// "Software"), to deal in the Software without restriction, including
// without limitation the rights to use, copy, modify, merge, publish,
// distribute, sublicense, and/or sell copies of the Software, and to permit
// persons to whom the Software is furnished to do so, subject to the
// following conditions:
//
// The above copyright notice and this permission notice shall be included
// in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
// NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
// USE OR OTHER DEALINGS IN THE SOFTWARE.
#include "node_isolate.h"
#include <stdlib.h>
#include <string.h>
#include <assert.h>
namespace node {
Isolate* Isolate::New(uv_loop_t* loop) {
return new Isolate(loop);
}
Isolate::Isolate(uv_loop_t* loop) {
ngx_queue_init(&at_exit_callbacks_);
loop_ = loop;
v8_isolate_ = v8::Isolate::GetCurrent();
if (v8_isolate_ == NULL) {
v8_isolate_ = v8::Isolate::New();
v8_isolate_->Enter();
}
assert(v8_isolate_->GetData() == NULL);
v8_isolate_->SetData(this);
v8_context_ = v8::Context::New();
v8_context_->Enter();
globals_init(&globals_);
}
struct globals* Isolate::Globals() {
return &globals_;
}
void Isolate::AtExit(AtExitCallback callback, void* arg) {
struct AtExitCallbackInfo* it = new AtExitCallbackInfo;
NODE_ISOLATE_CHECK(this);
it->callback_ = callback;
it->arg_ = arg;
ngx_queue_insert_head(&at_exit_callbacks_, &it->at_exit_callbacks_);
}
void Isolate::Dispose() {
struct AtExitCallbackInfo* it;
ngx_queue_t* q;
NODE_ISOLATE_CHECK(this);
ngx_queue_foreach(q, &at_exit_callbacks_) {
it = ngx_queue_data(q, struct AtExitCallbackInfo, at_exit_callbacks_);
it->callback_(it->arg_);
delete it;
}
ngx_queue_init(&at_exit_callbacks_);
assert(v8_context_->InContext());
v8_context_->Exit();
v8_context_.Clear();
v8_context_.Dispose();
v8_isolate_->Exit();
v8_isolate_->Dispose();
v8_isolate_ = NULL;
}
} // namespace node