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-rw-r--r--indra/llcommon/llsingleton.cpp66
-rw-r--r--indra/llcommon/llsingleton.h81
2 files changed, 75 insertions, 72 deletions
diff --git a/indra/llcommon/llsingleton.cpp b/indra/llcommon/llsingleton.cpp
index ad933154c2..d0dcd463ff 100644
--- a/indra/llcommon/llsingleton.cpp
+++ b/indra/llcommon/llsingleton.cpp
@@ -39,8 +39,7 @@
#include <stdexcept>
namespace {
-void log(LLError::ELevel level,
- const char* p1, const char* p2, const char* p3, const char* p4);
+void log(LLError::ELevel level, std::initializer_list<std::string_view>);
} // anonymous namespace
// Our master list of all LLSingletons is itself an LLSingleton. We used to
@@ -218,8 +217,8 @@ void LLSingletonBase::pop_initializing()
if (list.empty())
{
- logerrs("Underflow in stack of currently-initializing LLSingletons at ",
- classname(this).c_str(), "::getInstance()");
+ logerrs({"Underflow in stack of currently-initializing LLSingletons at ",
+ classname(this), "::getInstance()"});
}
// Now we know list.back() exists: capture it
@@ -240,9 +239,9 @@ void LLSingletonBase::pop_initializing()
// Now validate the newly-popped LLSingleton.
if (back != this)
{
- logerrs("Push/pop mismatch in stack of currently-initializing LLSingletons: ",
- classname(this).c_str(), "::getInstance() trying to pop ",
- classname(back).c_str());
+ logerrs({"Push/pop mismatch in stack of currently-initializing LLSingletons: ",
+ classname(this), "::getInstance() trying to pop ",
+ classname(back)});
}
// log AFTER popping so logging singletons don't cry circularity
@@ -331,15 +330,15 @@ void LLSingletonBase::capture_dependency()
//
// Example: LLNotifications singleton initializes default channels.
// Channels register themselves with singleton once done.
- logdebugs("LLSingleton circularity: ", out.str().c_str(),
- classname(this).c_str(), "");
+ logdebugs({"LLSingleton circularity: ", out.str(),
+ classname(this)});
}
else
{
// Actual circularity with other singleton (or single singleton is used extensively).
// Dependency can be unclear.
- logwarns("LLSingleton circularity: ", out.str().c_str(),
- classname(this).c_str(), "");
+ logwarns({"LLSingleton circularity: ", out.str(),
+ classname(this)});
}
}
else
@@ -352,8 +351,8 @@ void LLSingletonBase::capture_dependency()
if (current->mDepends.insert(this).second)
{
// only log the FIRST time we hit this dependency!
- logdebugs(classname(current).c_str(),
- " depends on ", classname(this).c_str());
+ logdebugs({classname(current),
+ " depends on ", classname(this)});
}
}
}
@@ -401,7 +400,7 @@ LLSingletonBase::vec_t LLSingletonBase::dep_sort()
void LLSingletonBase::cleanup_()
{
- logdebugs("calling ", classname(this).c_str(), "::cleanupSingleton()");
+ logdebugs({"calling ", classname(this), "::cleanupSingleton()"});
try
{
cleanupSingleton();
@@ -427,23 +426,23 @@ void LLSingletonBase::deleteAll()
if (! sp->mDeleteSingleton)
{
// This Should Not Happen... but carry on.
- logwarns(name.c_str(), "::mDeleteSingleton not initialized!");
+ logwarns({name, "::mDeleteSingleton not initialized!"});
}
else
{
// properly initialized: call it.
- logdebugs("calling ", name.c_str(), "::deleteSingleton()");
+ logdebugs({"calling ", name, "::deleteSingleton()"});
// From this point on, DO NOT DEREFERENCE sp!
sp->mDeleteSingleton();
}
}
catch (const std::exception& e)
{
- logwarns("Exception in ", name.c_str(), "::deleteSingleton(): ", e.what());
+ logwarns({"Exception in ", name, "::deleteSingleton(): ", e.what()});
}
catch (...)
{
- logwarns("Unknown exception in ", name.c_str(), "::deleteSingleton()");
+ logwarns({"Unknown exception in ", name, "::deleteSingleton()"});
}
}
}
@@ -451,40 +450,47 @@ void LLSingletonBase::deleteAll()
/*---------------------------- Logging helpers -----------------------------*/
namespace {
-void log(LLError::ELevel level,
- const char* p1, const char* p2, const char* p3, const char* p4)
+void log(LLError::ELevel level, std::initializer_list<std::string_view> args)
{
- LL_VLOGS(level, "LLSingleton") << p1 << p2 << p3 << p4 << LL_ENDL;
+ LL_VLOGS(level, "LLSingleton");
+ for (auto arg : args)
+ {
+ LL_CONT << arg;
+ }
+ LL_ENDL;
}
} // anonymous namespace
//static
-void LLSingletonBase::logwarns(const char* p1, const char* p2, const char* p3, const char* p4)
+void LLSingletonBase::logwarns(std::initializer_list<std::string_view> args)
{
- log(LLError::LEVEL_WARN, p1, p2, p3, p4);
+ log(LLError::LEVEL_WARN, args);
}
//static
-void LLSingletonBase::loginfos(const char* p1, const char* p2, const char* p3, const char* p4)
+void LLSingletonBase::loginfos(std::initializer_list<std::string_view> args)
{
- log(LLError::LEVEL_INFO, p1, p2, p3, p4);
+ log(LLError::LEVEL_INFO, args);
}
//static
-void LLSingletonBase::logdebugs(const char* p1, const char* p2, const char* p3, const char* p4)
+void LLSingletonBase::logdebugs(std::initializer_list<std::string_view> args)
{
- log(LLError::LEVEL_DEBUG, p1, p2, p3, p4);
+ log(LLError::LEVEL_DEBUG, args);
}
//static
-void LLSingletonBase::logerrs(const char* p1, const char* p2, const char* p3, const char* p4)
+void LLSingletonBase::logerrs(std::initializer_list<std::string_view> args)
{
- log(LLError::LEVEL_ERROR, p1, p2, p3, p4);
+ log(LLError::LEVEL_ERROR, args);
// The other important side effect of LL_ERRS() is
// https://www.youtube.com/watch?v=OMG7paGJqhQ (emphasis on OMG)
std::ostringstream out;
- out << p1 << p2 << p3 << p4;
+ for (auto arg : args)
+ {
+ out << arg;
+ }
auto crash = LLError::getFatalFunction();
if (crash)
{
diff --git a/indra/llcommon/llsingleton.h b/indra/llcommon/llsingleton.h
index 30a5b21cf8..b9570d42db 100644
--- a/indra/llcommon/llsingleton.h
+++ b/indra/llcommon/llsingleton.h
@@ -34,6 +34,7 @@
#include "lockstatic.h"
#include "llthread.h" // on_main_thread()
#include "llmainthreadtask.h"
+#include <initializer_list>
class LLSingletonBase: private boost::noncopyable
{
@@ -111,14 +112,10 @@ protected:
void capture_dependency();
// delegate logging calls to llsingleton.cpp
- static void logerrs(const char* p1, const char* p2="",
- const char* p3="", const char* p4="");
- static void logwarns(const char* p1, const char* p2="",
- const char* p3="", const char* p4="");
- static void loginfos(const char* p1, const char* p2="",
- const char* p3="", const char* p4="");
- static void logdebugs(const char* p1, const char* p2="",
- const char* p3="", const char* p4="");
+ static void logerrs (std::initializer_list<std::string_view>);
+ static void logwarns (std::initializer_list<std::string_view>);
+ static void loginfos (std::initializer_list<std::string_view>);
+ static void logdebugs(std::initializer_list<std::string_view>);
static std::string demangle(const char* mangled);
// these classname() declarations restate template functions declared in
// llerror.h because we avoid #including that here
@@ -327,8 +324,8 @@ private:
// init stack to its previous size BEFORE logging so log-machinery
// LLSingletons don't record a dependency on DERIVED_TYPE!
LLSingleton_manage_master<DERIVED_TYPE>().reset_initializing(prev_size);
- logwarns("Error constructing ", classname<DERIVED_TYPE>().c_str(),
- ": ", err.what());
+ logwarns({"Error constructing ", classname<DERIVED_TYPE>(),
+ ": ", err.what()});
// There isn't a separate EInitState value meaning "we attempted
// to construct this LLSingleton subclass but could not," so use
// DELETED. That seems slightly more appropriate than UNINITIALIZED.
@@ -356,8 +353,8 @@ private:
// BEFORE logging, so log-machinery LLSingletons don't record a
// dependency on DERIVED_TYPE!
pop_initializing(lk->mInstance);
- logwarns("Error in ", classname<DERIVED_TYPE>().c_str(),
- "::initSingleton(): ", err.what());
+ logwarns({"Error in ", classname<DERIVED_TYPE>(),
+ "::initSingleton(): ", err.what()});
// Get rid of the instance entirely. This call depends on our
// recursive_mutex. We could have a deleteSingleton(LockStatic&)
// overload and pass lk, but we don't strictly need it.
@@ -506,9 +503,9 @@ public:
case CONSTRUCTING:
// here if DERIVED_TYPE's constructor (directly or indirectly)
// calls DERIVED_TYPE::getInstance()
- logerrs("Tried to access singleton ",
- classname<DERIVED_TYPE>().c_str(),
- " from singleton constructor!");
+ logerrs({"Tried to access singleton ",
+ classname<DERIVED_TYPE>(),
+ " from singleton constructor!"});
return nullptr;
case INITIALIZING:
@@ -523,9 +520,9 @@ public:
case DELETED:
// called after deleteSingleton()
- logwarns("Trying to access deleted singleton ",
- classname<DERIVED_TYPE>().c_str(),
- " -- creating new instance");
+ logwarns({"Trying to access deleted singleton ",
+ classname<DERIVED_TYPE>(),
+ " -- creating new instance"});
// fall through
case UNINITIALIZED:
case QUEUED:
@@ -552,8 +549,8 @@ public:
} // unlock 'lk'
// Per the comment block above, dispatch to the main thread.
- loginfos(classname<DERIVED_TYPE>().c_str(),
- "::getInstance() dispatching to main thread");
+ loginfos({classname<DERIVED_TYPE>(),
+ "::getInstance() dispatching to main thread"});
auto instance = LLMainThreadTask::dispatch(
[](){
// VERY IMPORTANT to call getInstance() on the main thread,
@@ -563,16 +560,16 @@ public:
// the main thread processes them, only the FIRST such request
// actually constructs the instance -- every subsequent one
// simply returns the existing instance.
- loginfos(classname<DERIVED_TYPE>().c_str(),
- "::getInstance() on main thread");
+ loginfos({classname<DERIVED_TYPE>(),
+ "::getInstance() on main thread"});
return getInstance();
});
// record the dependency chain tracked on THIS thread, not the main
// thread (consider a getInstance() overload with a tag param that
// suppresses dep tracking when dispatched to the main thread)
capture_dependency(instance);
- loginfos(classname<DERIVED_TYPE>().c_str(),
- "::getInstance() returning on requesting thread");
+ loginfos({classname<DERIVED_TYPE>(),
+ "::getInstance() returning on requesting thread"});
return instance;
}
@@ -641,16 +638,16 @@ private:
// For organizational purposes this function shouldn't be called twice
if (lk->mInitState != super::UNINITIALIZED)
{
- super::logerrs("Tried to initialize singleton ",
- super::template classname<DERIVED_TYPE>().c_str(),
- " twice!");
+ super::logerrs({"Tried to initialize singleton ",
+ super::template classname<DERIVED_TYPE>(),
+ " twice!"});
return nullptr;
}
else if (on_main_thread())
{
// on the main thread, simply construct instance while holding lock
- super::logdebugs(super::template classname<DERIVED_TYPE>().c_str(),
- "::initParamSingleton()");
+ super::logdebugs({super::template classname<DERIVED_TYPE>(),
+ "::initParamSingleton()"});
super::constructSingleton(lk, std::forward<Args>(args)...);
return lk->mInstance;
}
@@ -662,8 +659,8 @@ private:
lk->mInitState = super::QUEUED;
// very important to unlock here so main thread can actually process
lk.unlock();
- super::loginfos(super::template classname<DERIVED_TYPE>().c_str(),
- "::initParamSingleton() dispatching to main thread");
+ super::loginfos({super::template classname<DERIVED_TYPE>(),
+ "::initParamSingleton() dispatching to main thread"});
// Normally it would be the height of folly to reference-bind
// 'args' into a lambda to be executed on some other thread! By
// the time that thread executed the lambda, the references would
@@ -674,12 +671,12 @@ private:
// references.
auto instance = LLMainThreadTask::dispatch(
[&](){
- super::loginfos(super::template classname<DERIVED_TYPE>().c_str(),
- "::initParamSingleton() on main thread");
+ super::loginfos({super::template classname<DERIVED_TYPE>(),
+ "::initParamSingleton() on main thread"});
return initParamSingleton_(std::forward<Args>(args)...);
});
- super::loginfos(super::template classname<DERIVED_TYPE>().c_str(),
- "::initParamSingleton() returning on requesting thread");
+ super::loginfos({super::template classname<DERIVED_TYPE>(),
+ "::initParamSingleton() returning on requesting thread"});
return instance;
}
}
@@ -707,14 +704,14 @@ public:
{
case super::UNINITIALIZED:
case super::QUEUED:
- super::logerrs("Uninitialized param singleton ",
- super::template classname<DERIVED_TYPE>().c_str());
+ super::logerrs({"Uninitialized param singleton ",
+ super::template classname<DERIVED_TYPE>()});
break;
case super::CONSTRUCTING:
- super::logerrs("Tried to access param singleton ",
- super::template classname<DERIVED_TYPE>().c_str(),
- " from singleton constructor!");
+ super::logerrs({"Tried to access param singleton ",
+ super::template classname<DERIVED_TYPE>(),
+ " from singleton constructor!"});
break;
case super::INITIALIZING:
@@ -726,8 +723,8 @@ public:
return lk->mInstance;
case super::DELETED:
- super::logerrs("Trying to access deleted param singleton ",
- super::template classname<DERIVED_TYPE>().c_str());
+ super::logerrs({"Trying to access deleted param singleton ",
+ super::template classname<DERIVED_TYPE>()});
break;
}
generated by cgit v1.2.3 (git 2.25.1) at 2025-10-31 20:20:47 +0000