diff options
Diffstat (limited to 'indra/llcommon')
-rwxr-xr-x | indra/llcommon/llcoros.cpp | 4 | ||||
-rwxr-xr-x | indra/llcommon/llcoros.h | 12 | ||||
-rwxr-xr-x | indra/llcommon/lleventcoro.cpp | 127 | ||||
-rwxr-xr-x | indra/llcommon/lleventcoro.h | 18 | ||||
-rwxr-xr-x | indra/llcommon/tests/lleventcoro_test.cpp | 3 |
5 files changed, 67 insertions, 97 deletions
diff --git a/indra/llcommon/llcoros.cpp b/indra/llcommon/llcoros.cpp index 6cca5e7c60..d76401d01b 100755 --- a/indra/llcommon/llcoros.cpp +++ b/indra/llcommon/llcoros.cpp @@ -61,7 +61,7 @@ LLCoros::coro::self& LLCoros::get_self() return *current->mSelf; } -LLCoros::Suspending::Suspending(): +llcoro::Suspending::Suspending(): mSuspended(LLCoros::sCurrentCoro.get()) { // Revert mCurrentCoro to the value it had at the moment we last switched @@ -69,7 +69,7 @@ LLCoros::Suspending::Suspending(): LLCoros::sCurrentCoro.reset(mSuspended->mPrev); } -LLCoros::Suspending::~Suspending() +llcoro::Suspending::~Suspending() { // Okay, we're back, update our mPrev mSuspended->mPrev = LLCoros::sCurrentCoro.get(); diff --git a/indra/llcommon/llcoros.h b/indra/llcommon/llcoros.h index 05bd87dc3c..56eed8cafe 100755 --- a/indra/llcommon/llcoros.h +++ b/indra/llcommon/llcoros.h @@ -144,18 +144,6 @@ public: */ std::string getName() const; - /// get the current coro::self& for those who really really care - static coro::self& get_self(); - - /// Instantiate one of these in a block surrounding any leaf point when - /// control literally switches away from this coroutine. - class Suspending - public: - Suspending(); - ~Suspending(); - private: - coro::self* mSuspended; - }; /// for delayed initialization void setStackSize(S32 stacksize); diff --git a/indra/llcommon/lleventcoro.cpp b/indra/llcommon/lleventcoro.cpp index a37b87f085..66cc7cada0 100755 --- a/indra/llcommon/lleventcoro.cpp +++ b/indra/llcommon/lleventcoro.cpp @@ -41,7 +41,7 @@ #include "llerror.h" #include "llcoros.h" -std::string LLEventDetail::listenerNameForCoro() +namespace { /** @@ -143,14 +143,24 @@ void storeToLLSDPath(LLSD& dest, const LLSD& rawPath, const LLSD& value) *pdest = value; } -LLSD postAndWait(const LLSD& event, const LLEventPumpOrPumpName& requestPump, +} // anonymous + +void llcoro::yield() +{ + // By viewer convention, we post an event on the "mainloop" LLEventPump + // each iteration of the main event-handling loop. So waiting for a single + // event on "mainloop" gives us a one-frame yield. + waitForEventOn("mainloop"); +} + +LLSD llcoro::postAndWait(const LLSD& event, const LLEventPumpOrPumpName& requestPump, const LLEventPumpOrPumpName& replyPump, const LLSD& replyPumpNamePath) { // declare the future boost::dcoroutines::future<LLSD> 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(LLEventDetail::listenerNameForCoro()); + std::string listenerName(listenerNameForCoro()); LLTempBoundListener connection( replyPump.getPump().listen(listenerName, voidlistener(boost::dcoroutines::make_callback(future)))); @@ -160,7 +170,7 @@ LLSD postAndWait(const LLSD& event, const LLEventPumpOrPumpName& requestPump, // If replyPumpNamePath is non-empty, store the replyPump name in the // request event. LLSD modevent(event); - LLEventDetail::storeToLLSDPath(modevent, replyPumpNamePath, replyPump.getPump().getName()); + storeToLLSDPath(modevent, replyPumpNamePath, replyPump.getPump().getName()); LL_DEBUGS("lleventcoro") << "postAndWait(): coroutine " << listenerName << " posting to " << requestPump.getPump().getName() << LL_ENDL; @@ -176,7 +186,7 @@ LLSD postAndWait(const LLSD& event, const LLEventPumpOrPumpName& requestPump, LLSD value; { // instantiate Suspending to manage the "current" coroutine - LLCoros::Suspending suspended; + llcoro::Suspending suspended; value = *future; } // destroy Suspending as soon as we're back LL_DEBUGS("lleventcoro") << "postAndWait(): coroutine " << listenerName @@ -185,72 +195,6 @@ LLSD postAndWait(const LLSD& event, const LLEventPumpOrPumpName& requestPump, return value; } -LLEventWithID postAndWait2(const LLSD& event, - const LLEventPumpOrPumpName& requestPump, - const LLEventPumpOrPumpName& replyPump0, - const LLEventPumpOrPumpName& replyPump1, - const LLSD& replyPump0NamePath, - const LLSD& replyPump1NamePath) -{ - // declare the future - boost::dcoroutines::future<LLEventWithID> future(LLCoros::get_self()); - // either callback will assign a value to this future; listen on - // each specified LLEventPump with a callback - std::string name(LLEventDetail::listenerNameForCoro()); - LLTempBoundListener connection0( - replyPump0.getPump().listen(name + "a", - LLEventDetail::wfeoh(boost::dcoroutines::make_callback(future), 0))); - LLTempBoundListener connection1( - replyPump1.getPump().listen(name + "b", - LLEventDetail::wfeoh(boost::dcoroutines::make_callback(future), 1))); - // skip the "post" part if requestPump is default-constructed - if (requestPump) - { - // If either replyPumpNamePath is non-empty, store the corresponding - // replyPump name in the request event. - LLSD modevent(event); - LLEventDetail::storeToLLSDPath(modevent, replyPump0NamePath, - replyPump0.getPump().getName()); - LLEventDetail::storeToLLSDPath(modevent, replyPump1NamePath, - replyPump1.getPump().getName()); - LL_DEBUGS("lleventcoro") << "postAndWait2(): coroutine " << name - << " posting to " << requestPump.getPump().getName() - << ": " << modevent << LL_ENDL; - requestPump.getPump().post(modevent); - } - LL_DEBUGS("lleventcoro") << "postAndWait2(): coroutine " << name - << " 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; - { - // instantiate Suspending to manage "current" coroutine - LLCoros::Suspending suspended; - value = *future; - } // destroy Suspending as soon as we're back - LL_DEBUGS("lleventcoro") << "postAndWait(): coroutine " << name - << " resuming with (" << value.first << ", " << value.second << ")" - << LL_ENDL; - // returning should disconnect both connections - return value; -} - -} // anonymous - -void llcoro::yield() -{ - // By viewer convention, we post an event on the "mainloop" LLEventPump - // each iteration of the main event-handling loop. So waiting for a single - // event on "mainloop" gives us a one-frame yield. - waitForEventOn("mainloop"); -} - -LLSD llcoro::postAndWait(const LLSD& event, const LLEventPumpOrPumpName& requestPump, - const LLEventPumpOrPumpName& replyPump, const LLSD& replyPumpNamePath) - boost::dcoroutines::future<LLSD> future(llcoro::get_self()); - std::string listenerName(listenerNameForCoro()); - storeToLLSDPath(modevent, replyPumpNamePath, replyPump.getPump().getName()); - llcoro::Suspending suspended; namespace { @@ -298,15 +242,56 @@ WaitForEventOnHelper<LISTENER> wfeoh(const LISTENER& listener, int discriminator namespace llcoro { +LLEventWithID postAndWait2(const LLSD& event, + const LLEventPumpOrPumpName& requestPump, + const LLEventPumpOrPumpName& replyPump0, + const LLEventPumpOrPumpName& replyPump1, + const LLSD& replyPump0NamePath, + const LLSD& replyPump1NamePath) +{ + // declare the future boost::dcoroutines::future<LLEventWithID> 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()); + LLTempBoundListener connection0( + replyPump0.getPump().listen(name + "a", wfeoh(boost::dcoroutines::make_callback(future), 0))); + LLTempBoundListener connection1( + replyPump1.getPump().listen(name + "b", wfeoh(boost::dcoroutines::make_callback(future), 1))); + // skip the "post" part if requestPump is default-constructed + if (requestPump) + { + // If either replyPumpNamePath is non-empty, store the corresponding + // replyPump name in the request event. + LLSD modevent(event); storeToLLSDPath(modevent, replyPump0NamePath, replyPump0.getPump().getName()); storeToLLSDPath(modevent, replyPump1NamePath, replyPump1.getPump().getName()); + LL_DEBUGS("lleventcoro") << "postAndWait2(): coroutine " << name + << " posting to " << requestPump.getPump().getName() + << ": " << modevent << LL_ENDL; + requestPump.getPump().post(modevent); + } + LL_DEBUGS("lleventcoro") << "postAndWait2(): coroutine " << name + << " 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; + { + // instantiate Suspending to manage "current" coroutine llcoro::Suspending suspended; + value = *future; + } // destroy Suspending as soon as we're back + LL_DEBUGS("lleventcoro") << "postAndWait(): coroutine " << name + << " resuming with (" << value.first << ", " << value.second << ")" + << LL_ENDL; + // returning should disconnect both connections + return value; +} + LLSD errorException(const LLEventWithID& result, const std::string& desc) { // If the result arrived on the error pump (pump 1), instead of diff --git a/indra/llcommon/lleventcoro.h b/indra/llcommon/lleventcoro.h index 20fc422a68..e2ce4bb193 100755 --- a/indra/llcommon/lleventcoro.h +++ b/indra/llcommon/lleventcoro.h @@ -101,8 +101,6 @@ VoidListener<LISTENER> voidlistener(const LISTENER& listener) return VoidListener<LISTENER>(listener); } - * each distinct coroutine instance. - std::string listenerNameForCoro(); /** * Yield control from a coroutine for one "mainloop" tick. If your coroutine * runs without suspending for nontrivial time, sprinkle in calls to this @@ -309,13 +307,13 @@ public: */ LLSD wait() { - return ::waitForEventOn(mPump); + return llcoro::waitForEventOn(mPump); } LLSD postAndWait(const LLSD& event, const LLEventPumpOrPumpName& requestPump, const LLSD& replyPumpNamePath=LLSD()) { - return ::postAndWait(event, requestPump, mPump, replyPumpNamePath); + return llcoro::postAndWait(event, requestPump, mPump, replyPumpNamePath); } private: @@ -354,19 +352,19 @@ public: /// waitForEventOn(either of our two LLEventPumps) LLEventWithID wait() { - return waitForEventOn(mPump0, mPump1); + return llcoro::waitForEventOn(mPump0, mPump1); } /// errorException(wait()) LLSD waitWithException() { - return errorException(wait(), std::string("Error event on ") + getName1()); + return llcoro::errorException(wait(), std::string("Error event on ") + getName1()); } /// errorLog(wait()) LLSD waitWithLog() { - return errorLog(wait(), std::string("Error event on ") + getName1()); + return llcoro::errorLog(wait(), std::string("Error event on ") + getName1()); } LLEventWithID postAndWait(const LLSD& event, @@ -374,7 +372,7 @@ public: const LLSD& replyPump0NamePath=LLSD(), const LLSD& replyPump1NamePath=LLSD()) { - return postAndWait2(event, requestPump, mPump0, mPump1, + return llcoro::postAndWait2(event, requestPump, mPump0, mPump1, replyPump0NamePath, replyPump1NamePath); } @@ -383,7 +381,7 @@ public: const LLSD& replyPump0NamePath=LLSD(), const LLSD& replyPump1NamePath=LLSD()) { - return errorException(postAndWait(event, requestPump, + return llcoro::errorException(postAndWait(event, requestPump, replyPump0NamePath, replyPump1NamePath), std::string("Error event on ") + getName1()); } @@ -393,7 +391,7 @@ public: const LLSD& replyPump0NamePath=LLSD(), const LLSD& replyPump1NamePath=LLSD()) { - return errorLog(postAndWait(event, requestPump, + return llcoro::errorLog(postAndWait(event, requestPump, replyPump0NamePath, replyPump1NamePath), std::string("Error event on ") + getName1()); } diff --git a/indra/llcommon/tests/lleventcoro_test.cpp b/indra/llcommon/tests/lleventcoro_test.cpp index b8d9d8002f..00be5035f2 100755 --- a/indra/llcommon/tests/lleventcoro_test.cpp +++ b/indra/llcommon/tests/lleventcoro_test.cpp @@ -264,8 +264,7 @@ namespace tut // Construct the coroutine instance that will run explicit_wait. // Pass the ctor a callable that accepts the coroutine_type::self // param passed by the library. - boost::dcoroutines::coroutine<void()> - coro(explicit_wait); + boost::dcoroutines::coroutine<void()> coro(explicit_wait); // Start the coroutine coro(std::nothrow); // When the coroutine waits for the event pump, it returns here. |