diff options
Diffstat (limited to 'indra/llcommon/lleventcoro.cpp')
-rwxr-xr-x | indra/llcommon/lleventcoro.cpp | 34 |
1 files changed, 21 insertions, 13 deletions
diff --git a/indra/llcommon/lleventcoro.cpp b/indra/llcommon/lleventcoro.cpp index 1c3fb4325d..9b7e8fb65f 100755 --- a/indra/llcommon/lleventcoro.cpp +++ b/indra/llcommon/lleventcoro.cpp @@ -167,7 +167,7 @@ LLSD llcoro::postAndSuspend(const LLSD& event, const LLEventPumpOrPumpName& requ const LLEventPumpOrPumpName& replyPump, const LLSD& replyPumpNamePath) { // declare the future - boost::dcoroutines::future<LLSD> future(LLCoros::get_self()); + boost::dcoroutines::future<LLSD_consumed> future(LLCoros::get_self()); // make a callback that will assign a value to the future, and listen on // the specified LLEventPump with that callback std::string listenerName(listenerNameForCoro()); @@ -193,21 +193,25 @@ LLSD llcoro::postAndSuspend(const LLSD& event, const LLEventPumpOrPumpName& requ << " about to wait on LLEventPump " << replyPump.getPump().getName() << LL_ENDL; // trying to dereference ("resolve") the future makes us wait for it - LLSD value; + LLSD_consumed value; { // instantiate Suspending to manage the "current" coroutine llcoro::Suspending suspended; value = *future; } // destroy Suspending as soon as we're back LL_DEBUGS("lleventcoro") << "postAndSuspend(): coroutine " << listenerName - << " resuming with " << value << LL_ENDL; + << " resuming with " << value.first << LL_ENDL; + // immediately set consumed according to consuming + *value.second = LLCoros::get_consuming(); // returning should disconnect the connection - return value; + return value.first; } namespace { +typedef std::pair<LLEventWithID, bool*> LLEventWithID_consumed; + /** * This helper is specifically for the two-pump version of suspendUntilEventOn(). * We use a single future object, but we want to listen on two pumps with it. @@ -227,13 +231,15 @@ public: mListener(listener), mDiscrim(discriminator) {} + // this signature is required for an LLEventPump listener bool operator()(const LLSD& event) { - // our future object is defined to accept LLEventWithID - mListener(LLEventWithID(event, mDiscrim)); - // don't swallow the event, let other listeners see it - return false; + bool consumed = false; + // our future object is defined to accept LLEventWithID_consumed + mListener(LLEventWithID_consumed(LLEventWithID(event, mDiscrim), &consumed)); + // tell LLEventPump whether or not event was consumed + return consumed; } private: LISTENER mListener; @@ -260,7 +266,7 @@ LLEventWithID postAndSuspend2(const LLSD& event, const LLSD& replyPump1NamePath) { // declare the future - boost::dcoroutines::future<LLEventWithID> future(LLCoros::get_self()); + boost::dcoroutines::future<LLEventWithID_consumed> future(LLCoros::get_self()); // either callback will assign a value to this future; listen on // each specified LLEventPump with a callback std::string name(listenerNameForCoro()); @@ -289,17 +295,19 @@ LLEventWithID postAndSuspend2(const LLSD& event, << " about to wait on LLEventPumps " << replyPump0.getPump().getName() << ", " << replyPump1.getPump().getName() << LL_ENDL; // trying to dereference ("resolve") the future makes us wait for it - LLEventWithID value; + LLEventWithID_consumed value; { // instantiate Suspending to manage "current" coroutine llcoro::Suspending suspended; value = *future; } // destroy Suspending as soon as we're back LL_DEBUGS("lleventcoro") << "postAndSuspend(): coroutine " << name - << " resuming with (" << value.first << ", " << value.second << ")" - << LL_ENDL; + << " resuming with (" << value.first.first + << ", " << value.first.second << ")" << LL_ENDL; + // tell LLEventPump whether we're consuming + *value.second = LLCoros::get_consuming(); // returning should disconnect both connections - return value; + return value.first; } LLSD errorException(const LLEventWithID& result, const std::string& desc) |