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));
}
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));
}
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));
}