mirror of https://github.com/nodejs/node.git
114 lines
2.2 KiB
C++
114 lines
2.2 KiB
C++
#include <node.h>
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#include <handle_wrap.h>
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namespace node {
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using v8::Object;
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using v8::Handle;
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using v8::Local;
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using v8::Persistent;
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using v8::Value;
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using v8::HandleScope;
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using v8::FunctionTemplate;
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using v8::String;
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using v8::Function;
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using v8::TryCatch;
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using v8::Context;
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using v8::Arguments;
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using v8::Integer;
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#define UNWRAP \
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assert(!args.Holder().IsEmpty()); \
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assert(args.Holder()->InternalFieldCount() > 0); \
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HandleWrap* wrap = \
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static_cast<HandleWrap*>(args.Holder()->GetPointerFromInternalField(0)); \
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if (!wrap) { \
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SetErrno(UV_EBADF); \
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return scope.Close(Integer::New(-1)); \
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}
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void HandleWrap::Initialize(Handle<Object> target) {
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/* Doesn't do anything at the moment. */
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}
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// This function is used only for process.stdout. It's put here instead of
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// in TTYWrap because here we have access to the Close binding.
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Handle<Value> HandleWrap::Unref(const Arguments& args) {
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HandleScope scope;
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UNWRAP
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// Calling this function twice should never happen.
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assert(wrap->unref == false);
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wrap->unref = true;
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uv_unref(uv_default_loop());
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return v8::Undefined();
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}
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Handle<Value> HandleWrap::Close(const Arguments& args) {
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HandleScope scope;
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UNWRAP
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assert(!wrap->object_.IsEmpty());
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uv_close(wrap->handle__, OnClose);
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if (wrap->unref) {
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uv_ref(uv_default_loop());
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wrap->unref = false;
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}
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wrap->StateChange();
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return v8::Null();
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}
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HandleWrap::HandleWrap(Handle<Object> object, uv_handle_t* h) {
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unref = false;
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handle__ = h;
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if (h) {
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h->data = this;
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}
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HandleScope scope;
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assert(object_.IsEmpty());
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assert(object->InternalFieldCount() > 0);
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object_ = v8::Persistent<v8::Object>::New(object);
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object_->SetPointerInInternalField(0, this);
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}
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void HandleWrap::SetHandle(uv_handle_t* h) {
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handle__ = h;
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h->data = this;
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}
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HandleWrap::~HandleWrap() {
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assert(object_.IsEmpty());
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}
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void HandleWrap::OnClose(uv_handle_t* handle) {
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HandleWrap* wrap = static_cast<HandleWrap*>(handle->data);
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// The wrap object should still be there.
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assert(wrap->object_.IsEmpty() == false);
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wrap->object_->SetPointerInInternalField(0, NULL);
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wrap->object_.Dispose();
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wrap->object_.Clear();
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delete wrap;
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}
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} // namespace node
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