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Code Issues Releases Wiki Activity

Fixed circular references impacting GC

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This commit is contained in:
Bryan Roe
2021-03-11 11:17:39 -08:00
parent 8f6bb1a527
commit d1e1d67a88
7 changed files with 334 additions and 67 deletions
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38
microscript/ILibDuktape_ChildProcess.c
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@@ -387,6 +387,36 @@ duk_ret_t ILibDuktape_SpawnedProcess_SIGCHLD_sink(duk_context *ctx)
return(0);
}
#endif
void ILibDuktape_SpawnedProcess_exitHandler_immediateSink(duk_context *ctx, void ** args, int argsLen)
{
duk_push_this(ctx); // [immediate]
duk_get_prop_string(ctx, -1, "process"); // [immediate][spawnedProcess]
duk_del_prop_string(ctx, -2, "process");
if (duk_has_prop_string(ctx, -1, "stdout"))
{
duk_get_prop_string(ctx, -1, "stdout"); // [immediate][spawnedProcess][stdout]
duk_prepare_method_call(ctx, -1, "removeAllListeners"); // [immediate][spawnedProcess][stdout][removeAll][this]
duk_pcall_method(ctx, 0); duk_pop_2(ctx); // [immediate][spawnedProcess]
}
if (duk_has_prop_string(ctx, -1, "stderr"))
{
duk_get_prop_string(ctx, -1, "stderr"); // [immediate][spawnedProcess][stderr]
duk_prepare_method_call(ctx, -1, "removeAllListeners"); // [immediate][spawnedProcess][stderr][removeAll][this]
duk_pcall_method(ctx, 0); duk_pop_2(ctx); // [immediate][spawnedProcess]
}
duk_prepare_method_call(ctx, -1, "removeAllListeners"); // [immediate][spawnedProcess][removeAll][this]
duk_pcall_method(ctx, 0); duk_pop_3(ctx); // ...
}
duk_ret_t ILibDuktape_SpawnedProcess_exitHandler(duk_context *ctx)
{
void *i = ILibDuktape_Immediate(ctx, (void*[]) { ctx }, 1, ILibDuktape_SpawnedProcess_exitHandler_immediateSink);
duk_push_heapptr(ctx, i); // [immediate]
duk_push_this(ctx); // [immediate][spawnedProcess]
duk_put_prop_string(ctx, -2, "process"); // [immediate]
duk_pop(ctx); // ...
return(0);
}
ILibDuktape_ChildProcess_SubProcess* ILibDuktape_ChildProcess_SpawnedProcess_PUSH(duk_context *ctx, ILibProcessPipe_Process mProcess, void *callback)
{
duk_push_object(ctx); // [ChildProcess]
@@ -449,11 +479,6 @@ ILibDuktape_ChildProcess_SubProcess* ILibDuktape_ChildProcess_SpawnedProcess_PUS
ILibDuktape_ChildProcess_SubProcess_StdErrHandler,
ILibDuktape_ChildProcess_SubProcess_SendOK, retVal);
}
else
{
if (callback != NULL) { ILibDuktape_EventEmitter_AddOnce(emitter, "exit", callback); }
}
#if defined(_POSIX)
ILibDuktape_EventEmitter_SetupOn(ctx, ILibDuktape_GetProcessObject(ctx), "SIGCHLD"); // [child][on][process][SIGCHLD]
@@ -466,6 +491,9 @@ ILibDuktape_ChildProcess_SubProcess* ILibDuktape_ChildProcess_SpawnedProcess_PUS
#endif
ILibDuktape_CreateEventWithSetterEx(ctx, "descriptorMetadata", ILibDuktape_SpawnedProcess_descriptorSetter);
if (callback != NULL) { ILibDuktape_EventEmitter_AddOnce(emitter, "exit", callback); }
ILibDuktape_EventEmitter_AddOnceEx3(ctx, -1, "exit", ILibDuktape_SpawnedProcess_exitHandler);
return(retVal);
}