JS_SetExtraGCRoots 编辑
This article covers features introduced in SpiderMonkey 1.8
Register externally maintained GC roots.
Syntax
void JS_SetExtraGCRoots(JSRuntime *rt, JSTraceDataOp traceop, void *data);
| Argument | Meaning |
|---|---|
rt | The runtime whose trace operation is to be set. |
traceop | The trace operation. This is described below. |
data | Closure pointer, to be passed through to traceop. |
Callback Syntax
typedef void JSTraceDataOp (JSTracer *trc, void *data);
| Argument | Meaning |
|---|---|
trc | Tracing data, to be passed through to JS_CallTracer. |
data | Closure pointer. This is the data value that was passed to JS_SetExtraGCRoots when this callback function was installed. |
Callback Description
Generic trace operation that calls JS_CallTracer on additional traceable things.
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