diff options
Diffstat (limited to 'indra/llcommon/llsingleton.cpp')
| -rw-r--r-- | indra/llcommon/llsingleton.cpp | 71 |
1 files changed, 50 insertions, 21 deletions
diff --git a/indra/llcommon/llsingleton.cpp b/indra/llcommon/llsingleton.cpp index 9fbd78a000..c45c144570 100644 --- a/indra/llcommon/llsingleton.cpp +++ b/indra/llcommon/llsingleton.cpp @@ -134,12 +134,6 @@ LLSingletonBase::list_t& LLSingletonBase::get_initializing() return LLSingletonBase::MasterList::instance().get_initializing_(); } -//static -LLSingletonBase::list_t& LLSingletonBase::get_initializing_from(MasterList* master) -{ - return master->get_initializing_(); -} - LLSingletonBase::~LLSingletonBase() {} void LLSingletonBase::push_initializing(const char* name) @@ -156,7 +150,7 @@ void LLSingletonBase::pop_initializing() if (list.empty()) { logerrs("Underflow in stack of currently-initializing LLSingletons at ", - demangle(typeid(*this).name()).c_str(), "::getInstance()"); + classname(this).c_str(), "::getInstance()"); } // Now we know list.back() exists: capture it @@ -178,14 +172,39 @@ void LLSingletonBase::pop_initializing() if (back != this) { logerrs("Push/pop mismatch in stack of currently-initializing LLSingletons: ", - demangle(typeid(*this).name()).c_str(), "::getInstance() trying to pop ", - demangle(typeid(*back).name()).c_str()); + classname(this).c_str(), "::getInstance() trying to pop ", + classname(back).c_str()); } // log AFTER popping so logging singletons don't cry circularity log_initializing("Popping", typeid(*back).name()); } +void LLSingletonBase::reset_initializing(list_t::size_type size) +{ + // called for cleanup in case the LLSingleton subclass constructor throws + // an exception + + // The tricky thing about this, the reason we have a separate method + // instead of just calling pop_initializing(), is (hopefully remote) + // possibility that the exception happened *before* the + // push_initializing() call in LLSingletonBase's constructor. So only + // remove the stack top if in fact we've pushed something more than the + // previous size. + list_t& list(get_initializing()); + + while (list.size() > size) + { + list.pop_back(); + } + + // as in pop_initializing() + if (list.empty()) + { + MasterList::instance().cleanup_initializing_(); + } +} + //static void LLSingletonBase::log_initializing(const char* verb, const char* name) { @@ -197,7 +216,7 @@ void LLSingletonBase::log_initializing(const char* verb, const char* name) ri != rend; ++ri) { LLSingletonBase* sb(*ri); - LL_CONT << ' ' << demangle(typeid(*sb).name()); + LL_CONT << ' ' << classname(sb); } LL_ENDL; } @@ -231,7 +250,7 @@ void LLSingletonBase::capture_dependency(list_t& initializing, EInitState initSt // 'found' is an iterator; *found is an LLSingletonBase*; **found // is the actual LLSingletonBase instance. LLSingletonBase* foundp(*found); - out << demangle(typeid(*foundp).name()) << " -> "; + out << classname(foundp) << " -> "; } // We promise to capture dependencies from both the constructor // and the initSingleton() method, so an LLSingleton's instance @@ -245,7 +264,7 @@ void LLSingletonBase::capture_dependency(list_t& initializing, EInitState initSt if (initState == CONSTRUCTING) { logerrs("LLSingleton circularity in Constructor: ", out.str().c_str(), - demangle(typeid(*this).name()).c_str(), ""); + classname(this).c_str(), ""); } else if (it_next == initializing.end()) { @@ -256,14 +275,14 @@ void LLSingletonBase::capture_dependency(list_t& initializing, EInitState initSt // Example: LLNotifications singleton initializes default channels. // Channels register themselves with singleton once done. logdebugs("LLSingleton circularity: ", out.str().c_str(), - demangle(typeid(*this).name()).c_str(), ""); + classname(this).c_str(), ""); } else { // Actual circularity with other singleton (or single singleton is used extensively). // Dependency can be unclear. logwarns("LLSingleton circularity: ", out.str().c_str(), - demangle(typeid(*this).name()).c_str(), ""); + classname(this).c_str(), ""); } } else @@ -276,8 +295,8 @@ void LLSingletonBase::capture_dependency(list_t& initializing, EInitState initSt if (current->mDepends.insert(this).second) { // only log the FIRST time we hit this dependency! - logdebugs(demangle(typeid(*current).name()).c_str(), - " depends on ", demangle(typeid(*this).name()).c_str()); + logdebugs(classname(current).c_str(), + " depends on ", classname(this).c_str()); } } } @@ -336,19 +355,19 @@ void LLSingletonBase::cleanupAll() sp->mCleaned = true; logdebugs("calling ", - demangle(typeid(*sp).name()).c_str(), "::cleanupSingleton()"); + classname(sp).c_str(), "::cleanupSingleton()"); try { sp->cleanupSingleton(); } catch (const std::exception& e) { - logwarns("Exception in ", demangle(typeid(*sp).name()).c_str(), + logwarns("Exception in ", classname(sp).c_str(), "::cleanupSingleton(): ", e.what()); } catch (...) { - logwarns("Unknown exception in ", demangle(typeid(*sp).name()).c_str(), + logwarns("Unknown exception in ", classname(sp).c_str(), "::cleanupSingleton()"); } } @@ -363,7 +382,7 @@ void LLSingletonBase::deleteAll() { // Capture the class name first: in case of exception, don't count on // being able to extract it later. - const std::string name = demangle(typeid(*sp).name()); + const std::string name = classname(sp); try { // Call static method through instance function pointer. @@ -440,7 +459,17 @@ void LLSingletonBase::logerrs(const char* p1, const char* p2, const char* p3, co log(LLError::LEVEL_ERROR, p1, p2, p3, p4); // The other important side effect of LL_ERRS() is // https://www.youtube.com/watch?v=OMG7paGJqhQ (emphasis on OMG) - LLError::crashAndLoop(std::string()); + std::ostringstream out; + out << p1 << p2 << p3 << p4; + auto crash = LLError::getFatalFunction(); + if (crash) + { + crash(out.str()); + } + else + { + LLError::crashAndLoop(out.str()); + } } std::string LLSingletonBase::demangle(const char* mangled) |