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-rw-r--r--indra/llcommon/CMakeLists.txt9
-rw-r--r--indra/llcommon/llapp.cpp10
-rw-r--r--indra/llcommon/llapp.h4
-rw-r--r--indra/llcommon/llcoros.cpp76
-rw-r--r--indra/llcommon/llcoros.h7
-rw-r--r--indra/llcommon/llerror.cpp188
-rw-r--r--indra/llcommon/llerror.h60
-rw-r--r--indra/llcommon/llerrorcontrol.h57
-rw-r--r--indra/llcommon/llleap.cpp48
-rw-r--r--indra/llcommon/llsingleton.cpp76
-rw-r--r--indra/llcommon/llsingleton.h86
-rw-r--r--indra/llcommon/llthread.cpp3
-rw-r--r--indra/llcommon/lluri.cpp2
-rw-r--r--indra/llcommon/tests/llerror_test.cpp58
-rw-r--r--indra/llcommon/tests/wrapllerrs.h22
15 files changed, 339 insertions, 367 deletions
diff --git a/indra/llcommon/CMakeLists.txt b/indra/llcommon/CMakeLists.txt
index cecfadcd91..dd266630ea 100644
--- a/indra/llcommon/CMakeLists.txt
+++ b/indra/llcommon/CMakeLists.txt
@@ -4,6 +4,7 @@ project(llcommon)
include(00-Common)
include(LLCommon)
+include(bugsplat)
include(Linking)
include(Boost)
include(LLSharedLibs)
@@ -260,10 +261,10 @@ set(llcommon_HEADER_FILES
set_source_files_properties(${llcommon_HEADER_FILES}
PROPERTIES HEADER_FILE_ONLY TRUE)
-if (BUGSPLAT_DB)
- set_source_files_properties(llapp.cpp
- PROPERTIES COMPILE_DEFINITIONS "LL_BUGSPLAT")
-endif (BUGSPLAT_DB)
+if (USE_BUGSPLAT)
+ set_source_files_properties(${llcommon_SOURCE_FILES}
+ PROPERTIES COMPILE_DEFINITIONS "${BUGSPLAT_DEFINE}")
+endif (USE_BUGSPLAT)
list(APPEND llcommon_SOURCE_FILES ${llcommon_HEADER_FILES})
diff --git a/indra/llcommon/llapp.cpp b/indra/llcommon/llapp.cpp
index a90b294550..6064a843ae 100644
--- a/indra/llcommon/llapp.cpp
+++ b/indra/llcommon/llapp.cpp
@@ -528,7 +528,12 @@ void LLApp::setupErrorHandling(bool second_instance)
#endif // LL_LINUX
#endif // ! LL_WINDOWS
+
+#ifdef LL_BUGSPLAT
+ // do not start our own error thread
+#else // ! LL_BUGSPLAT
startErrorThread();
+#endif
}
void LLApp::startErrorThread()
@@ -808,7 +813,9 @@ void setup_signals()
act.sa_flags = SA_SIGINFO;
// Synchronous signals
+# ifndef LL_BUGSPLAT
sigaction(SIGABRT, &act, NULL);
+# endif
sigaction(SIGALRM, &act, NULL);
sigaction(SIGBUS, &act, NULL);
sigaction(SIGFPE, &act, NULL);
@@ -845,7 +852,9 @@ void clear_signals()
act.sa_flags = SA_SIGINFO;
// Synchronous signals
+# ifndef LL_BUGSPLAT
sigaction(SIGABRT, &act, NULL);
+# endif
sigaction(SIGALRM, &act, NULL);
sigaction(SIGBUS, &act, NULL);
sigaction(SIGFPE, &act, NULL);
@@ -898,6 +907,7 @@ void default_unix_signal_handler(int signum, siginfo_t *info, void *)
return;
case SIGABRT:
+ // Note that this handler is not set for SIGABRT when using Bugsplat
// Abort just results in termination of the app, no funky error handling.
if (LLApp::sLogInSignal)
{
diff --git a/indra/llcommon/llapp.h b/indra/llcommon/llapp.h
index 245c73e3a2..5fa91b8bf5 100644
--- a/indra/llcommon/llapp.h
+++ b/indra/llcommon/llapp.h
@@ -259,6 +259,10 @@ public:
*/
LLRunner& getRunner() { return mRunner; }
+#ifdef LL_WINDOWS
+ virtual void reportCrashToBugsplat(void* pExcepInfo /*EXCEPTION_POINTERS*/) { }
+#endif
+
public:
typedef std::map<std::string, std::string> string_map;
string_map mOptionMap; // Contains all command-line options and arguments in a map
diff --git a/indra/llcommon/llcoros.cpp b/indra/llcommon/llcoros.cpp
index 23419a52a7..111c50af93 100644
--- a/indra/llcommon/llcoros.cpp
+++ b/indra/llcommon/llcoros.cpp
@@ -56,6 +56,10 @@
#include "stringize.h"
#include "llexception.h"
+#if LL_WINDOWS
+#include <excpt.h>
+#endif
+
// static
LLCoros::CoroData& LLCoros::get_CoroData(const std::string& caller)
{
@@ -249,29 +253,58 @@ std::string LLCoros::launch(const std::string& prefix, const callable_t& callabl
#if LL_WINDOWS
-void LLCoros::winlevel(const callable_t& callable)
+static const U32 STATUS_MSC_EXCEPTION = 0xE06D7363; // compiler specific
+
+U32 cpp_exception_filter(U32 code, struct _EXCEPTION_POINTERS *exception_infop, const std::string& name)
+{
+ // C++ exceptions were logged in toplevelTryWrapper, but not SEH
+ // log SEH exceptions here, to make sure it gets into bugsplat's
+ // report and because __try won't allow std::string operations
+ if (code != STATUS_MSC_EXCEPTION)
+ {
+ LL_WARNS() << "SEH crash in " << name << ", code: " << code << LL_ENDL;
+ }
+ // Handle bugsplat here, since GetExceptionInformation() can only be
+ // called from within filter for __except(filter), not from __except's {}
+ // Bugsplat should get all exceptions, C++ and SEH
+ LLApp::instance()->reportCrashToBugsplat(exception_infop);
+
+ // Only convert non C++ exceptions.
+ if (code == STATUS_MSC_EXCEPTION)
+ {
+ // C++ exception, go on
+ return EXCEPTION_CONTINUE_SEARCH;
+ }
+ else
+ {
+ // handle it
+ return EXCEPTION_EXECUTE_HANDLER;
+ }
+}
+
+void LLCoros::winlevel(const std::string& name, const callable_t& callable)
{
__try
{
- callable();
+ toplevelTryWrapper(name, callable);
}
- __except (msc_exception_filter(GetExceptionCode(), GetExceptionInformation()))
+ __except (cpp_exception_filter(GetExceptionCode(), GetExceptionInformation(), name))
{
- // convert to C++ styled exception
+ // convert to C++ styled exception for handlers other than bugsplat
// Note: it might be better to use _se_set_translator
// if you want exception to inherit full callstack
- char integer_string[32];
- sprintf(integer_string, "SEH, code: %lu\n", GetExceptionCode());
+ //
+ // in case of bugsplat this will get to exceptionTerminateHandler and
+ // looks like fiber will terminate application after that
+ char integer_string[512];
+ sprintf(integer_string, "SEH crash in %s, code: %lu\n", name.c_str(), GetExceptionCode());
throw std::exception(integer_string);
}
}
#endif
-// Top-level wrapper around caller's coroutine callable.
-// Normally we like to pass strings and such by const reference -- but in this
-// case, we WANT to copy both the name and the callable to our local stack!
-void LLCoros::toplevel(std::string name, callable_t callable)
+void LLCoros::toplevelTryWrapper(const std::string& name, const callable_t& callable)
{
// keep the CoroData on this top-level function's stack frame
CoroData corodata(name);
@@ -281,16 +314,12 @@ void LLCoros::toplevel(std::string name, callable_t callable)
// run the code the caller actually wants in the coroutine
try
{
-#if LL_WINDOWS && LL_RELEASE_FOR_DOWNLOAD
- winlevel(callable);
-#else
callable();
-#endif
}
catch (const Stop& exc)
{
LL_INFOS("LLCoros") << "coroutine " << name << " terminating because "
- << exc.what() << LL_ENDL;
+ << exc.what() << LL_ENDL;
}
catch (const LLContinueError&)
{
@@ -303,10 +332,25 @@ void LLCoros::toplevel(std::string name, callable_t callable)
{
// Any OTHER kind of uncaught exception will cause the viewer to
// crash, hopefully informatively.
- CRASH_ON_UNHANDLED_EXCEPTION(STRINGIZE("coroutine " << name));
+ LOG_UNHANDLED_EXCEPTION(STRINGIZE("coroutine " << name));
+ // to not modify callstack
+ throw;
}
}
+// Top-level wrapper around caller's coroutine callable.
+// Normally we like to pass strings and such by const reference -- but in this
+// case, we WANT to copy both the name and the callable to our local stack!
+void LLCoros::toplevel(std::string name, callable_t callable)
+{
+#if LL_WINDOWS
+ // Can not use __try in functions that require unwinding, so use one more wrapper
+ winlevel(name, callable);
+#else
+ toplevelTryWrapper(name, callable);
+#endif
+}
+
//static
void LLCoros::checkStop()
{
diff --git a/indra/llcommon/llcoros.h b/indra/llcommon/llcoros.h
index 38c2356c99..6c0bec3ef9 100644
--- a/indra/llcommon/llcoros.h
+++ b/indra/llcommon/llcoros.h
@@ -290,11 +290,12 @@ public:
private:
std::string generateDistinctName(const std::string& prefix) const;
- void toplevel(std::string name, callable_t callable);
- struct CoroData;
#if LL_WINDOWS
- static void winlevel(const callable_t& callable);
+ void winlevel(const std::string& name, const callable_t& callable);
#endif
+ void toplevelTryWrapper(const std::string& name, const callable_t& callable);
+ void toplevel(std::string name, callable_t callable);
+ struct CoroData;
static CoroData& get_CoroData(const std::string& caller);
S32 mStackSize;
diff --git a/indra/llcommon/llerror.cpp b/indra/llcommon/llerror.cpp
index f876b8ee4a..8355df9045 100644
--- a/indra/llcommon/llerror.cpp
+++ b/indra/llcommon/llerror.cpp
@@ -442,8 +442,6 @@ namespace
protected:
Globals();
public:
- std::ostringstream messageStream;
- bool messageStreamInUse;
std::string mFatalMessage;
void addCallSite(LLError::CallSite&);
@@ -453,12 +451,7 @@ namespace
CallSiteVector callSites;
};
- Globals::Globals()
- : messageStream(),
- messageStreamInUse(false),
- callSites()
- {
- }
+ Globals::Globals() {}
Globals* Globals::getInstance()
{
@@ -549,7 +542,7 @@ namespace LLError
mFileLevelMap(),
mTagLevelMap(),
mUniqueLogMessages(),
- mCrashFunction(NULL),
+ mCrashFunction([](const std::string&){}),
mTimeFunction(NULL),
mRecorders(),
mShouldLogCallCounter(0)
@@ -728,7 +721,6 @@ namespace
LLError::setDefaultLevel(LLError::LEVEL_INFO);
LLError::setAlwaysFlush(true);
LLError::setEnabledLogTypesMask(0xFFFFFFFF);
- LLError::setFatalFunction(LLError::crashAndLoop);
LLError::setTimeFunction(LLError::utcTime);
// log_to_stderr is only false in the unit and integration tests to keep builds quieter
@@ -1360,57 +1352,7 @@ namespace LLError
}
- std::ostringstream* Log::out()
- {
- LLMutexTrylock lock(getMutex<LOG_MUTEX>(),5);
-
- if (lock.isLocked())
- {
- Globals* g = Globals::getInstance();
-
- if (!g->messageStreamInUse)
- {
- g->messageStreamInUse = true;
- return &g->messageStream;
- }
- }
-
- return new std::ostringstream;
- }
-
- void Log::flush(std::ostringstream* out, char* message)
- {
- LLMutexTrylock lock(getMutex<LOG_MUTEX>(),5);
- if (!lock.isLocked())
- {
- return;
- }
-
- if(strlen(out->str().c_str()) < 128)
- {
- strcpy(message, out->str().c_str());
- }
- else
- {
- strncpy(message, out->str().c_str(), 127);
- message[127] = '\0' ;
- }
-
- Globals* g = Globals::getInstance();
- if (out == &g->messageStream)
- {
- g->messageStream.clear();
- g->messageStream.str("");
- g->messageStreamInUse = false;
- }
- else
- {
- delete out;
- }
- return ;
- }
-
- void Log::flush(std::ostringstream* out, const CallSite& site)
+ void Log::flush(const std::ostringstream& out, const CallSite& site)
{
LLMutexTrylock lock(getMutex<LOG_MUTEX>(),5);
if (!lock.isLocked())
@@ -1421,22 +1363,11 @@ namespace LLError
Globals* g = Globals::getInstance();
SettingsConfigPtr s = Settings::getInstance()->getSettingsConfig();
- std::string message = out->str();
- if (out == &g->messageStream)
- {
- g->messageStream.clear();
- g->messageStream.str("");
- g->messageStreamInUse = false;
- }
- else
- {
- delete out;
- }
-
+ std::string message = out.str();
if (site.mPrintOnce)
{
- std::ostringstream message_stream;
+ std::ostringstream message_stream;
std::map<std::string, unsigned int>::iterator messageIter = s->mUniqueLogMessages.find(message);
if (messageIter != s->mUniqueLogMessages.end())
@@ -1457,8 +1388,8 @@ namespace LLError
message_stream << "ONCE: ";
s->mUniqueLogMessages[message] = 1;
}
- message_stream << message;
- message = message_stream.str();
+ message_stream << message;
+ message = message_stream.str();
}
writeToRecorders(site, message);
@@ -1466,10 +1397,7 @@ namespace LLError
if (site.mLevel == LEVEL_ERROR)
{
g->mFatalMessage = message;
- if (s->mCrashFunction)
- {
- s->mCrashFunction(message);
- }
+ s->mCrashFunction(message);
}
}
}
@@ -1533,29 +1461,6 @@ namespace LLError
return s->mShouldLogCallCounter;
}
-#if LL_WINDOWS
- // VC80 was optimizing the error away.
- #pragma optimize("", off)
-#endif
- void crashAndLoop(const std::string& message)
- {
- // Now, we go kaboom!
- int* make_me_crash = NULL;
-
- *make_me_crash = 0;
-
- while(true)
- {
- // Loop forever, in case the crash didn't work?
- }
-
- // this is an attempt to let Coverity and other semantic scanners know that this function won't be returning ever.
- exit(EXIT_FAILURE);
- }
-#if LL_WINDOWS
- #pragma optimize("", on)
-#endif
-
std::string utcTime()
{
time_t now = time(NULL);
@@ -1572,33 +1477,7 @@ namespace LLError
namespace LLError
{
- char** LLCallStacks::sBuffer = NULL ;
- S32 LLCallStacks::sIndex = 0 ;
-
- //static
- void LLCallStacks::allocateStackBuffer()
- {
- if(sBuffer == NULL)
- {
- sBuffer = new char*[512] ;
- sBuffer[0] = new char[512 * 128] ;
- for(S32 i = 1 ; i < 512 ; i++)
- {
- sBuffer[i] = sBuffer[i-1] + 128 ;
- }
- sIndex = 0 ;
- }
- }
-
- void LLCallStacks::freeStackBuffer()
- {
- if(sBuffer != NULL)
- {
- delete [] sBuffer[0] ;
- delete [] sBuffer ;
- sBuffer = NULL ;
- }
- }
+ LLCallStacks::StringVector LLCallStacks::sBuffer ;
//static
void LLCallStacks::push(const char* function, const int line)
@@ -1609,33 +1488,24 @@ namespace LLError
return;
}
- if(sBuffer == NULL)
- {
- allocateStackBuffer();
- }
-
- if(sIndex > 511)
+ if(sBuffer.size() > 511)
{
clear() ;
}
- strcpy(sBuffer[sIndex], function) ;
- sprintf(sBuffer[sIndex] + strlen(function), " line: %d ", line) ;
- sIndex++ ;
-
- return ;
+ std::ostringstream out;
+ insert(out, function, line);
+ sBuffer.push_back(out.str());
}
//static
- std::ostringstream* LLCallStacks::insert(const char* function, const int line)
+ void LLCallStacks::insert(std::ostream& out, const char* function, const int line)
{
- std::ostringstream* _out = LLError::Log::out();
- *_out << function << " line " << line << " " ;
- return _out ;
+ out << function << " line " << line << " " ;
}
//static
- void LLCallStacks::end(std::ostringstream* _out)
+ void LLCallStacks::end(const std::ostringstream& out)
{
LLMutexTrylock lock(getMutex<STACKS_MUTEX>(), 5);
if (!lock.isLocked())
@@ -1643,17 +1513,12 @@ namespace LLError
return;
}
- if(sBuffer == NULL)
- {
- allocateStackBuffer();
- }
-
- if(sIndex > 511)
+ if(sBuffer.size() > 511)
{
clear() ;
}
- LLError::Log::flush(_out, sBuffer[sIndex++]) ;
+ sBuffer.push_back(out.str());
}
//static
@@ -1665,33 +1530,30 @@ namespace LLError
return;
}
- if(sIndex > 0)
+ if(! sBuffer.empty())
{
LL_INFOS() << " ************* PRINT OUT LL CALL STACKS ************* " << LL_ENDL;
- while(sIndex > 0)
+ for (StringVector::const_reverse_iterator ri(sBuffer.rbegin()), re(sBuffer.rend());
+ ri != re; ++ri)
{
- sIndex-- ;
- LL_INFOS() << sBuffer[sIndex] << LL_ENDL;
+ LL_INFOS() << (*ri) << LL_ENDL;
}
LL_INFOS() << " *************** END OF LL CALL STACKS *************** " << LL_ENDL;
}
- if(sBuffer != NULL)
- {
- freeStackBuffer();
- }
+ cleanup();
}
//static
void LLCallStacks::clear()
{
- sIndex = 0 ;
+ sBuffer.clear();
}
//static
void LLCallStacks::cleanup()
{
- freeStackBuffer();
+ clear();
}
std::ostream& operator<<(std::ostream& out, const LLStacktrace&)
diff --git a/indra/llcommon/llerror.h b/indra/llcommon/llerror.h
index ffaa464d77..d439136ca8 100644
--- a/indra/llcommon/llerror.h
+++ b/indra/llcommon/llerror.h
@@ -29,7 +29,9 @@
#define LL_LLERROR_H
#include <sstream>
+#include <string>
#include <typeinfo>
+#include <vector>
#include "stdtypes.h"
@@ -198,9 +200,7 @@ namespace LLError
{
public:
static bool shouldLog(CallSite&);
- static std::ostringstream* out();
- static void flush(std::ostringstream* out, char* message);
- static void flush(std::ostringstream*, const CallSite&);
+ static void flush(const std::ostringstream&, const CallSite&);
static std::string demangle(const char* mangled);
/// classname<TYPE>()
template <typename T>
@@ -281,18 +281,15 @@ namespace LLError
class LL_COMMON_API LLCallStacks
{
private:
- static char** sBuffer ;
- static S32 sIndex ;
-
- static void allocateStackBuffer();
- static void freeStackBuffer();
+ typedef std::vector<std::string> StringVector;
+ static StringVector sBuffer ;
public:
static void push(const char* function, const int line) ;
- static std::ostringstream* insert(const char* function, const int line) ;
+ static void insert(std::ostream& out, const char* function, const int line) ;
static void print() ;
static void clear() ;
- static void end(std::ostringstream* _out) ;
+ static void end(const std::ostringstream& out) ;
static void cleanup();
};
@@ -306,10 +303,11 @@ namespace LLError
//this is cheaper than llcallstacks if no need to output other variables to call stacks.
#define LL_PUSH_CALLSTACKS() LLError::LLCallStacks::push(__FUNCTION__, __LINE__)
-#define llcallstacks \
- { \
- std::ostringstream* _out = LLError::LLCallStacks::insert(__FUNCTION__, __LINE__) ; \
- (*_out)
+#define llcallstacks \
+ { \
+ std::ostringstream _out; \
+ LLError::LLCallStacks::insert(_out, __FUNCTION__, __LINE__) ; \
+ _out
#define llcallstacksendl \
LLError::End(); \
@@ -355,11 +353,11 @@ typedef LLError::NoClassInfo _LL_CLASS_TO_LOG;
static LLError::CallSite _site(lllog_site_args_(level, once, tags)); \
lllog_test_()
-#define lllog_test_() \
- if (LL_UNLIKELY(_site.shouldLog())) \
- { \
- std::ostringstream* _out = LLError::Log::out(); \
- (*_out)
+#define lllog_test_() \
+ if (LL_UNLIKELY(_site.shouldLog())) \
+ { \
+ std::ostringstream _out; \
+ _out
#define lllog_site_args_(level, once, tags) \
level, __FILE__, __LINE__, typeid(_LL_CLASS_TO_LOG), \
@@ -378,15 +376,27 @@ typedef LLError::NoClassInfo _LL_CLASS_TO_LOG;
// LL_CONT << " for " << t << " seconds" << LL_ENDL;
//
//Such computation is done iff the message will be logged.
-#define LL_CONT (*_out)
+#define LL_CONT _out
#define LL_NEWLINE '\n'
-#define LL_ENDL \
- LLError::End(); \
- LLError::Log::flush(_out, _site); \
- } \
- } while(0)
+// Use this only in LL_ERRS or in a place that LL_ERRS may not be used
+#define LLERROR_CRASH \
+{ \
+ int* make_me_crash = NULL;\
+ *make_me_crash = 0; \
+ exit(*make_me_crash); \
+}
+
+#define LL_ENDL \
+ LLError::End(); \
+ LLError::Log::flush(_out, _site); \
+ if (_site.mLevel == LLError::LEVEL_ERROR) \
+ { \
+ LLERROR_CRASH \
+ } \
+ } \
+ } while(0)
// NEW Macros for debugging, allow the passing of a string tag
diff --git a/indra/llcommon/llerrorcontrol.h b/indra/llcommon/llerrorcontrol.h
index 25786d5457..e87bb7bf35 100644
--- a/indra/llcommon/llerrorcontrol.h
+++ b/indra/llcommon/llerrorcontrol.h
@@ -94,14 +94,16 @@ namespace LLError
*/
typedef boost::function<void(const std::string&)> FatalFunction;
- LL_COMMON_API void crashAndLoop(const std::string& message);
- // Default fatal function: access null pointer and loops forever
LL_COMMON_API void setFatalFunction(const FatalFunction&);
- // The fatal function will be called when an message of LEVEL_ERROR
+ // The fatal function will be called after an message of LEVEL_ERROR
// is logged. Note: supressing a LEVEL_ERROR message from being logged
// (by, for example, setting a class level to LEVEL_NONE), will keep
- // the that message from causing the fatal funciton to be invoked.
+ // that message from causing the fatal function to be invoked.
+ // The passed FatalFunction will be the LAST log function called
+ // before LL_ERRS crashes its caller. A FatalFunction can throw an
+ // exception, or call exit(), to bypass the crash. It MUST disrupt the
+ // flow of control because no caller expects LL_ERRS to return.
LL_COMMON_API FatalFunction getFatalFunction();
// Retrieve the previously-set FatalFunction
@@ -147,14 +149,14 @@ namespace LLError
virtual void recordMessage(LLError::ELevel, const std::string& message) = 0;
// use the level for better display, not for filtering
- virtual bool enabled() { return true; }
+ virtual bool enabled() { return true; }
bool wantsTime();
bool wantsTags();
bool wantsLevel();
bool wantsLocation();
bool wantsFunctionName();
- bool wantsMultiline();
+ bool wantsMultiline();
void showTime(bool show);
void showTags(bool show);
@@ -165,15 +167,35 @@ namespace LLError
protected:
bool mWantsTime;
- bool mWantsTags;
- bool mWantsLevel;
- bool mWantsLocation;
- bool mWantsFunctionName;
- bool mWantsMultiline;
+ bool mWantsTags;
+ bool mWantsLevel;
+ bool mWantsLocation;
+ bool mWantsFunctionName;
+ bool mWantsMultiline;
};
typedef boost::shared_ptr<Recorder> RecorderPtr;
+ /**
+ * Instantiate GenericRecorder with a callable(level, message) to get
+ * control on every log message without having to code an explicit
+ * Recorder subclass.
+ */
+ template <typename CALLABLE>
+ class GenericRecorder: public Recorder
+ {
+ public:
+ GenericRecorder(const CALLABLE& callable):
+ mCallable(callable)
+ {}
+ void recordMessage(LLError::ELevel level, const std::string& message) override
+ {
+ mCallable(level, message);
+ }
+ private:
+ CALLABLE mCallable;
+ };
+
/**
* @NOTE: addRecorder() and removeRecorder() uses the boost::shared_ptr to allow for shared ownership
* while still ensuring that the allocated memory is eventually freed
@@ -181,6 +203,19 @@ namespace LLError
LL_COMMON_API void addRecorder(RecorderPtr);
LL_COMMON_API void removeRecorder(RecorderPtr);
// each error message is passed to each recorder via recordMessage()
+ /**
+ * Call addGenericRecorder() with a callable(level, message) to get
+ * control on every log message without having to code an explicit
+ * Recorder subclass. Save the returned RecorderPtr if you later want to
+ * call removeRecorder().
+ */
+ template <typename CALLABLE>
+ RecorderPtr addGenericRecorder(const CALLABLE& callable)
+ {
+ RecorderPtr ptr{ new GenericRecorder<CALLABLE>(callable) };
+ addRecorder(ptr);
+ return ptr;
+ }
LL_COMMON_API void logToFile(const std::string& filename);
LL_COMMON_API void logToStderr();
diff --git a/indra/llcommon/llleap.cpp b/indra/llcommon/llleap.cpp
index cf8f8cc6a5..e8ea0ab398 100644
--- a/indra/llcommon/llleap.cpp
+++ b/indra/llcommon/llleap.cpp
@@ -59,7 +59,6 @@ public:
// pump name -- so it should NOT need tweaking for uniqueness.
mReplyPump(LLUUID::generateNewID().asString()),
mExpect(0),
- mPrevFatalFunction(LLError::getFatalFunction()),
// Instantiate a distinct LLLeapListener for this plugin. (Every
// plugin will want its own collection of managed listeners, etc.)
// Pass it a callback to our connect() method, so it can send events
@@ -146,7 +145,9 @@ public:
.listen("LLLeap", boost::bind(&LLLeapImpl::rstderr, this, _1));
// For our lifespan, intercept any LL_ERRS so we can notify plugin
- LLError::setFatalFunction(boost::bind(&LLLeapImpl::fatalFunction, this, _1));
+ mRecorder = LLError::addGenericRecorder(
+ [this](LLError::ELevel level, const std::string& message)
+ { onError(level, message); });
// Send child a preliminary event reporting our own reply-pump name --
// which would otherwise be pretty tricky to guess!
@@ -162,8 +163,7 @@ public:
virtual ~LLLeapImpl()
{
LL_DEBUGS("LLLeap") << "destroying LLLeap(\"" << mDesc << "\")" << LL_ENDL;
- // Restore original FatalFunction
- LLError::setFatalFunction(mPrevFatalFunction);
+ LLError::removeRecorder(mRecorder);
}
// Listener for failed launch attempt
@@ -377,28 +377,28 @@ public:
return false;
}
- void fatalFunction(const std::string& error)
+ void onError(LLError::ELevel level, const std::string& error)
{
- // Notify plugin
- LLSD event;
- event["type"] = "error";
- event["error"] = error;
- mReplyPump.post(event);
-
- // All the above really accomplished was to buffer the serialized
- // event in our WritePipe. Have to pump mainloop a couple times to
- // really write it out there... but time out in case we can't write.
- LLProcess::WritePipe& childin(mChild->getWritePipe(LLProcess::STDIN));
- LLEventPump& mainloop(LLEventPumps::instance().obtain("mainloop"));
- LLSD nop;
- F64 until = (LLTimer::getElapsedSeconds() + 2).value();
- while (childin.size() && LLTimer::getElapsedSeconds() < until)
+ if (level == LLError::LEVEL_ERROR)
{
- mainloop.post(nop);
+ // Notify plugin
+ LLSD event;
+ event["type"] = "error";
+ event["error"] = error;
+ mReplyPump.post(event);
+
+ // All the above really accomplished was to buffer the serialized
+ // event in our WritePipe. Have to pump mainloop a couple times to
+ // really write it out there... but time out in case we can't write.
+ LLProcess::WritePipe& childin(mChild->getWritePipe(LLProcess::STDIN));
+ LLEventPump& mainloop(LLEventPumps::instance().obtain("mainloop"));
+ LLSD nop;
+ F64 until = (LLTimer::getElapsedSeconds() + 2).value();
+ while (childin.size() && LLTimer::getElapsedSeconds() < until)
+ {
+ mainloop.post(nop);
+ }
}
-
- // forward the call to the previous FatalFunction
- mPrevFatalFunction(error);
}
private:
@@ -421,7 +421,7 @@ private:
mStdinConnection, mStdoutConnection, mStdoutDataConnection, mStderrConnection;
boost::scoped_ptr<LLEventPump::Blocker> mBlocker;
LLProcess::ReadPipe::size_type mExpect;
- LLError::FatalFunction mPrevFatalFunction;
+ LLError::RecorderPtr mRecorder;
boost::scoped_ptr<LLLeapListener> mListener;
};
diff --git a/indra/llcommon/llsingleton.cpp b/indra/llcommon/llsingleton.cpp
index ad933154c2..6b1986d0e9 100644
--- a/indra/llcommon/llsingleton.cpp
+++ b/indra/llcommon/llsingleton.cpp
@@ -38,11 +38,6 @@
#include <sstream>
#include <stdexcept>
-namespace {
-void log(LLError::ELevel level,
- const char* p1, const char* p2, const char* p3, const char* p4);
-} // anonymous namespace
-
// Our master list of all LLSingletons is itself an LLSingleton. We used to
// store it in a function-local static, but that could get destroyed before
// the last of the LLSingletons -- and ~LLSingletonBase() definitely wants to
@@ -218,8 +213,8 @@ 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 +235,9 @@ 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 +326,15 @@ 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 +347,8 @@ 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 +396,7 @@ 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 +422,23 @@ 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()"});
}
}
}
@@ -451,49 +446,40 @@ void LLSingletonBase::deleteAll()
/*---------------------------- Logging helpers -----------------------------*/
namespace {
-void log(LLError::ELevel level,
- const char* p1, const char* p2, const char* p3, const char* p4)
+std::ostream& operator<<(std::ostream& out, const LLSingletonBase::string_params& args)
{
- LL_VLOGS(level, "LLSingleton") << p1 << p2 << p3 << p4 << LL_ENDL;
+ // However many args there are in args, stream each of them to 'out'.
+ for (auto arg : args)
+ {
+ out << arg;
+ }
+ return out;
}
} // anonymous namespace
//static
-void LLSingletonBase::logwarns(const char* p1, const char* p2, const char* p3, const char* p4)
+void LLSingletonBase::logwarns(const string_params& args)
{
- log(LLError::LEVEL_WARN, p1, p2, p3, p4);
+ LL_WARNS("LLSingleton") << args << LL_ENDL;
}
//static
-void LLSingletonBase::loginfos(const char* p1, const char* p2, const char* p3, const char* p4)
+void LLSingletonBase::loginfos(const string_params& args)
{
- log(LLError::LEVEL_INFO, p1, p2, p3, p4);
+ LL_INFOS("LLSingleton") << args << LL_ENDL;
}
//static
-void LLSingletonBase::logdebugs(const char* p1, const char* p2, const char* p3, const char* p4)
+void LLSingletonBase::logdebugs(const string_params& args)
{
- log(LLError::LEVEL_DEBUG, p1, p2, p3, p4);
+ LL_DEBUGS("LLSingleton") << args << LL_ENDL;
}
//static
-void LLSingletonBase::logerrs(const char* p1, const char* p2, const char* p3, const char* p4)
+void LLSingletonBase::logerrs(const string_params& args)
{
- 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)
- std::ostringstream out;
- out << p1 << p2 << p3 << p4;
- auto crash = LLError::getFatalFunction();
- if (crash)
- {
- crash(out.str());
- }
- else
- {
- LLError::crashAndLoop(out.str());
- }
+ LL_ERRS("LLSingleton") << args << LL_ENDL;
}
std::string LLSingletonBase::demangle(const char* mangled)
diff --git a/indra/llcommon/llsingleton.h b/indra/llcommon/llsingleton.h
index 30a5b21cf8..7c81d65a8b 100644
--- a/indra/llcommon/llsingleton.h
+++ b/indra/llcommon/llsingleton.h
@@ -27,9 +27,10 @@
#include <boost/noncopyable.hpp>
#include <boost/unordered_set.hpp>
+#include <initializer_list>
#include <list>
-#include <vector>
#include <typeinfo>
+#include <vector>
#include "mutex.h"
#include "lockstatic.h"
#include "llthread.h" // on_main_thread()
@@ -111,14 +112,13 @@ 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="");
+public:
+ typedef std::initializer_list<const std::string> string_params;
+protected:
+ static void logerrs (const string_params&);
+ static void logwarns (const string_params&);
+ static void loginfos (const string_params&);
+ static void logdebugs(const string_params&);
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 +327,8 @@ 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 +356,8 @@ 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 +506,9 @@ 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 +523,9 @@ 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 +552,8 @@ 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 +563,16 @@ 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 +641,16 @@ 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 +662,8 @@ 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 +674,12 @@ 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 +707,14 @@ 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 +726,8 @@ 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;
}
diff --git a/indra/llcommon/llthread.cpp b/indra/llcommon/llthread.cpp
index 98905f3b71..6d531d842d 100644
--- a/indra/llcommon/llthread.cpp
+++ b/indra/llcommon/llthread.cpp
@@ -354,8 +354,9 @@ void LLThread::setQuitting()
{
mStatus = QUITTING;
}
+ // It's only safe to remove mRunCondition if all locked threads were notified
+ mRunCondition->broadcast();
mDataLock->unlock();
- wake();
}
// static
diff --git a/indra/llcommon/lluri.cpp b/indra/llcommon/lluri.cpp
index 9942bc0cf8..22711a83d2 100644
--- a/indra/llcommon/lluri.cpp
+++ b/indra/llcommon/lluri.cpp
@@ -276,7 +276,7 @@ std::string LLURI::escapePathAndData(const std::string &str)
std::string fragment;
size_t fragment_pos = str.find('#');
- if (fragment_pos != std::string::npos)
+ if ((fragment_pos != std::string::npos) && (fragment_pos > delim_pos))
{
query = str.substr(path_size, fragment_pos - path_size);
fragment = str.substr(fragment_pos);
diff --git a/indra/llcommon/tests/llerror_test.cpp b/indra/llcommon/tests/llerror_test.cpp
index 8e1f4c14ac..148c18aabe 100644
--- a/indra/llcommon/tests/llerror_test.cpp
+++ b/indra/llcommon/tests/llerror_test.cpp
@@ -26,6 +26,7 @@
*/
#include <vector>
+#include <stdexcept>
#include "linden_common.h"
@@ -69,21 +70,41 @@ namespace
namespace
{
- static bool fatalWasCalled;
- void fatalCall(const std::string&) { fatalWasCalled = true; }
+ static bool fatalWasCalled = false;
+ struct FatalWasCalled: public std::runtime_error
+ {
+ FatalWasCalled(const std::string& what): std::runtime_error(what) {}
+ };
+ void fatalCall(const std::string& msg) { throw FatalWasCalled(msg); }
}
+// Because we use LLError::setFatalFunction(fatalCall), any LL_ERRS call we
+// issue will throw FatalWasCalled. But we want the test program to continue.
+// So instead of writing:
+// LL_ERRS("tag") << "some message" << LL_ENDL;
+// write:
+// CATCH(LL_ERRS("tag"), "some message");
+#define CATCH(logcall, expr) \
+ try \
+ { \
+ logcall << expr << LL_ENDL; \
+ } \
+ catch (const FatalWasCalled&) \
+ { \
+ fatalWasCalled = true; \
+ }
+
namespace tut
{
class TestRecorder : public LLError::Recorder
{
public:
TestRecorder()
- {
- showTime(false);
- }
+ {
+ showTime(false);
+ }
virtual ~TestRecorder()
- {}
+ {}
virtual void recordMessage(LLError::ELevel level,
const std::string& message)
@@ -252,7 +273,7 @@ namespace
LL_DEBUGS("WriteTag","AnotherTag") << "one" << LL_ENDL;
LL_INFOS("WriteTag") << "two" << LL_ENDL;
LL_WARNS("WriteTag") << "three" << LL_ENDL;
- LL_ERRS("WriteTag") << "four" << LL_ENDL;
+ CATCH(LL_ERRS("WriteTag"), "four");
}
};
@@ -380,7 +401,7 @@ namespace
std::string errorReturningLocation()
{
- LL_ERRS() << "die" << LL_ENDL; int this_line = __LINE__;
+ int this_line = __LINE__; CATCH(LL_ERRS(), "die");
return locationString(this_line);
}
}
@@ -701,7 +722,7 @@ public:
static void doDebug() { LL_DEBUGS() << "add dice" << LL_ENDL; }
static void doInfo() { LL_INFOS() << "any idea" << LL_ENDL; }
static void doWarn() { LL_WARNS() << "aim west" << LL_ENDL; }
- static void doError() { LL_ERRS() << "ate eels" << LL_ENDL; }
+ static void doError() { CATCH(LL_ERRS(), "ate eels"); }
static void doAll() { doDebug(); doInfo(); doWarn(); doError(); }
};
@@ -712,7 +733,7 @@ public:
static void doDebug() { LL_DEBUGS() << "bed down" << LL_ENDL; }
static void doInfo() { LL_INFOS() << "buy iron" << LL_ENDL; }
static void doWarn() { LL_WARNS() << "bad word" << LL_ENDL; }
- static void doError() { LL_ERRS() << "big easy" << LL_ENDL; }
+ static void doError() { CATCH(LL_ERRS(), "big easy"); }
static void doAll() { doDebug(); doInfo(); doWarn(); doError(); }
};
@@ -874,13 +895,10 @@ namespace tut
namespace
{
std::string writeTagWithSpaceReturningLocation()
- {
- LL_DEBUGS("Write Tag") << "not allowed" << LL_ENDL; int this_line = __LINE__;
-
- std::ostringstream location;
- location << LLError::abbreviateFile(__FILE__).c_str() << "(" << this_line << ")";
- return location.str();
- }
+ {
+ int this_line = __LINE__; CATCH(LL_DEBUGS("Write Tag"), "not allowed");
+ return locationString(this_line);
+ }
};
namespace tut
@@ -894,9 +912,9 @@ namespace tut
std::string location = writeTagWithSpaceReturningLocation();
std::string expected = "Space is not allowed in a log tag at " + location;
- ensure_message_field_equals(0, LEVEL_FIELD, "ERROR");
- ensure_message_field_equals(0, MSG_FIELD, expected);
- ensure("fatal callback called", fatalWasCalled);
+ ensure_message_field_equals(0, LEVEL_FIELD, "ERROR");
+ ensure_message_field_equals(0, MSG_FIELD, expected);
+ ensure("fatal callback called", fatalWasCalled);
}
}
diff --git a/indra/llcommon/tests/wrapllerrs.h b/indra/llcommon/tests/wrapllerrs.h
index b07d5afbd8..3779fb41bc 100644
--- a/indra/llcommon/tests/wrapllerrs.h
+++ b/indra/llcommon/tests/wrapllerrs.h
@@ -44,10 +44,6 @@
#include <list>
#include <string>
-// statically reference the function in test.cpp... it's short, we could
-// replicate, but better to reuse
-extern void wouldHaveCrashed(const std::string& message);
-
struct WrapLLErrs
{
WrapLLErrs():
@@ -59,7 +55,8 @@ struct WrapLLErrs
mPriorFatal(LLError::getFatalFunction())
{
// Make LL_ERRS call our own operator() method
- LLError::setFatalFunction(boost::bind(&WrapLLErrs::operator(), this, _1));
+ LLError::setFatalFunction(
+ [this](const std::string& message){ (*this)(message); });
}
~WrapLLErrs()
@@ -199,11 +196,13 @@ public:
// with that output. If it turns out that saveAndResetSettings() has
// some bad effect, give up and just let the DEBUG level log messages
// display.
- : boost::noncopyable(),
+ : boost::noncopyable(),
+ mFatalFunction(LLError::getFatalFunction()),
mOldSettings(LLError::saveAndResetSettings()),
- mRecorder(new CaptureLogRecorder())
+ mRecorder(new CaptureLogRecorder())
{
- LLError::setFatalFunction(wouldHaveCrashed);
+ // reinstate the FatalFunction we just reset
+ LLError::setFatalFunction(mFatalFunction);
LLError::setDefaultLevel(level);
LLError::addRecorder(mRecorder);
}
@@ -219,17 +218,18 @@ public:
/// for the sought string.
std::string messageWith(const std::string& search, bool required=true)
{
- return boost::dynamic_pointer_cast<CaptureLogRecorder>(mRecorder)->messageWith(search, required);
+ return boost::dynamic_pointer_cast<CaptureLogRecorder>(mRecorder)->messageWith(search, required);
}
std::ostream& streamto(std::ostream& out) const
{
- return boost::dynamic_pointer_cast<CaptureLogRecorder>(mRecorder)->streamto(out);
+ return boost::dynamic_pointer_cast<CaptureLogRecorder>(mRecorder)->streamto(out);
}
private:
+ LLError::FatalFunction mFatalFunction;
LLError::SettingsStoragePtr mOldSettings;
- LLError::RecorderPtr mRecorder;
+ LLError::RecorderPtr mRecorder;
};
#endif /* ! defined(LL_WRAPLLERRS_H) */
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-20 12:04:55 +0000