Esempio n. 1
0
JSGlobalContextRef JSGlobalContextCreate(JSClassRef globalObjectClass)
{
    initializeThreading();
#if OS(DARWIN)
    // When running on Tiger or Leopard, or if the application was linked before JSGlobalContextCreate was changed
    // to use a unique JSGlobalData, we use a shared one for compatibility.
#if !defined(BUILDING_ON_TIGER) && !defined(BUILDING_ON_LEOPARD)
    if (NSVersionOfLinkTimeLibrary("JavaScriptCore") <= webkitFirstVersionWithConcurrentGlobalContexts) {
#else
    {
#endif
        JSLock lock(LockForReal);
        return JSGlobalContextCreateInGroup(toRef(&JSGlobalData::sharedInstance()), globalObjectClass);
    }
#endif // OS(DARWIN)

    return JSGlobalContextCreateInGroup(0, globalObjectClass);
}

JSGlobalContextRef JSGlobalContextCreateInGroup(JSContextGroupRef group, JSClassRef globalObjectClass)
{
    initializeThreading();

    JSLock lock(LockForReal);
    RefPtr<JSGlobalData> globalData = group ? PassRefPtr<JSGlobalData>(toJS(group)) : JSGlobalData::createContextGroup(ThreadStackTypeSmall);

    APIEntryShim entryShim(globalData.get(), false);

#if ENABLE(JSC_MULTIPLE_THREADS)
    globalData->makeUsableFromMultipleThreads();
#endif

    if (!globalObjectClass) {
        JSGlobalObject* globalObject = new (globalData.get()) JSGlobalObject;
        return JSGlobalContextRetain(toGlobalRef(globalObject->globalExec()));
    }

    JSGlobalObject* globalObject = new (globalData.get()) JSCallbackObject<JSGlobalObject>(globalObjectClass, JSCallbackObject<JSGlobalObject>::createStructure(jsNull()));
    ExecState* exec = globalObject->globalExec();
    JSValue prototype = globalObjectClass->prototype(exec);
    if (!prototype)
        prototype = jsNull();
    globalObject->resetPrototype(prototype);
    return JSGlobalContextRetain(toGlobalRef(exec));
}
Esempio n. 2
0
JSGlobalContextRef JSGlobalContextCreateInGroup(JSContextGroupRef group, JSClassRef globalObjectClass)
{
    initializeThreading();

    JSLock lock(true);

    RefPtr<JSGlobalData> globalData = group ? PassRefPtr<JSGlobalData>(toJS(group)) : JSGlobalData::create();

    if (!globalObjectClass) {
        JSGlobalObject* globalObject = new (globalData.get()) JSGlobalObject(globalData.get());
        return JSGlobalContextRetain(toGlobalRef(globalObject->globalExec()));
    }

    JSGlobalObject* globalObject = new (globalData.get()) JSCallbackObject<JSGlobalObject>(globalData.get(), globalObjectClass);
    ExecState* exec = globalObject->globalExec();
    JSValue* prototype = globalObjectClass->prototype(exec);
    if (!prototype)
        prototype = jsNull();
    globalObject->resetPrototype(prototype);
    return JSGlobalContextRetain(toGlobalRef(exec));
}
Esempio n. 3
0
JSGlobalContextRef JSGlobalContextCreateInGroup(JSContextGroupRef group, JSClassRef globalObjectClass)
{
    initializeThreading();

    RefPtr<VM> vm = group ? PassRefPtr<VM>(toJS(group)) : VM::createContextGroup();

    APIEntryShim entryShim(vm.get(), false);
    vm->makeUsableFromMultipleThreads();

    if (!globalObjectClass) {
        JSGlobalObject* globalObject = JSGlobalObject::create(*vm, JSGlobalObject::createStructure(*vm, jsNull()));
        return JSGlobalContextRetain(toGlobalRef(globalObject->globalExec()));
    }

    JSGlobalObject* globalObject = JSCallbackObject<JSGlobalObject>::create(*vm, globalObjectClass, JSCallbackObject<JSGlobalObject>::createStructure(*vm, 0, jsNull()));
    ExecState* exec = globalObject->globalExec();
    JSValue prototype = globalObjectClass->prototype(exec);
    if (!prototype)
        prototype = jsNull();
    globalObject->resetPrototype(*vm, prototype);
    return JSGlobalContextRetain(toGlobalRef(exec));
}