diff options
Diffstat (limited to 'indra/llcommon/workqueue.h')
| -rw-r--r-- | indra/llcommon/workqueue.h | 31 |
1 files changed, 23 insertions, 8 deletions
diff --git a/indra/llcommon/workqueue.h b/indra/llcommon/workqueue.h index 9d7bbfbf7a..ecc6f27223 100644 --- a/indra/llcommon/workqueue.h +++ b/indra/llcommon/workqueue.h @@ -3,7 +3,7 @@ * @author Nat Goodspeed * @date 2021-09-30 * @brief Queue used for inter-thread work passing. - * + * * $LicenseInfo:firstyear=2021&license=viewerlgpl$ * Copyright (c) 2021, Linden Research, Inc. * $/LicenseInfo$ @@ -13,6 +13,7 @@ #define LL_WORKQUEUE_H #include "llcoros.h" +#include "llevents.h" #include "llexception.h" #include "llinstancetracker.h" #include "llinstancetrackersubclass.h" @@ -116,16 +117,29 @@ namespace LL ARGS&&... args); /** - * Post work to another WorkQueue, blocking the calling coroutine - * until then, returning the result to caller on completion. Optional - * final argument is TimePoint for WorkSchedule. + * Post work, blocking the calling coroutine, returning the result to + * caller on completion. Optional final argument is TimePoint for + * WorkSchedule. * * In general, we assume that each thread's default coroutine is busy * servicing its WorkQueue or whatever. To try to prevent mistakes, we * forbid calling waitForResult() from a thread's default coroutine. */ template <typename CALLABLE, typename... ARGS> - auto waitForResult(CALLABLE&& callable, ARGS&&... args); + auto waitForResult(CALLABLE&& callable, ARGS&&... args) + { + checkCoroutine("waitForResult()"); + return waitForResult_(std::forward<CALLABLE>(callable), + std::forward<ARGS>(args)...); + } + + /** + * Post work, blocking the calling coroutine, returning the result to + * caller on completion. Optional final argument is TimePoint for + * WorkSchedule. + */ + template <typename CALLABLE, typename... ARGS> + auto waitForResult_(CALLABLE&& callable, ARGS&&... args); /*--------------------------- worker API ---------------------------*/ @@ -194,6 +208,8 @@ namespace LL static std::string makeName(const std::string& name); void callWork(const Work& work); + LLTempBoundListener mStopListener; + private: virtual Work pop_() = 0; virtual bool tryPop_(Work&) = 0; @@ -525,7 +541,7 @@ namespace LL reply, // Bind the current exception to transport back to the // originating WorkQueue. Once there, rethrow it. - [exc = std::current_exception()](){ std::rethrow_exception(exc); }); + [exc = std::current_exception()]{ std::rethrow_exception(exc); }); } }, // if caller passed a TimePoint, pass it along to post() @@ -618,9 +634,8 @@ namespace LL }; template <typename CALLABLE, typename... ARGS> - auto WorkQueueBase::waitForResult(CALLABLE&& callable, ARGS&&... args) + auto WorkQueueBase::waitForResult_(CALLABLE&& callable, ARGS&&... args) { - checkCoroutine("waitForResult()"); // derive callable's return type so we can specialize for void return WaitForResult<CALLABLE, decltype(std::forward<CALLABLE>(callable)())>() (this, std::forward<CALLABLE>(callable), std::forward<ARGS>(args)...); |