pjs/xpcom/base/nsCycleCollector.h

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#ifndef nsCycleCollector_h__
#define nsCycleCollector_h__

class nsISupports;
class nsCycleCollectionParticipant;

// An nsCycleCollectionLanguageRuntime is a per-language object that
// implements language-specific aspects of the cycle collection task.

struct nsCycleCollectionLanguageRuntime
{
    virtual nsresult BeginCycleCollection() = 0;
    virtual nsresult FinishCycleCollection() = 0;
    virtual nsCycleCollectionParticipant *ToParticipant(void *p) = 0;
};

NS_COM PRBool nsCycleCollector_suspect(nsISupports *n);
NS_COM void nsCycleCollector_suspectCurrent(nsISupports *n);
NS_COM PRBool nsCycleCollector_forget(nsISupports *n);
nsresult nsCycleCollector_startup();
NS_COM void nsCycleCollector_collect();
void nsCycleCollector_shutdown();

#ifdef DEBUG
NS_COM void nsCycleCollector_DEBUG_shouldBeFreed(nsISupports *n);
NS_COM void nsCycleCollector_DEBUG_wasFreed(nsISupports *n);
#endif

// Helpers for interacting with language-identified scripts

NS_COM void nsCycleCollector_registerRuntime(PRUint32 langID, nsCycleCollectionLanguageRuntime *rt);
NS_COM void nsCycleCollector_forgetRuntime(PRUint32 langID);

#endif // nsCycleCollector_h__