SL-17896 Don't crash silently if files are missing or out of memory

Under debug LL_ERRS will show a message as well, but release won't show
anything and will quit silently so show a notification when applicable.

8 files changed, 67 insertions, 9 deletions

diff --git a/indra/newview/llappcorehttp.cpp b/indra/newview/llappcorehttp.cpp
index debf93dccd..51e259992d 100644
--- a/indra/newview/llappcorehttp.cpp
+++ b/indra/newview/llappcorehttp.cpp
@@ -168,6 +168,7 @@ void LLAppCoreHttp::init()
     }
     else
     {
+        LLError::LLUserWarningMsg::showMissingFiles();
         LL_ERRS("Init") << "Missing CA File; should be at " << ca_file << LL_ENDL;
     }
     
diff --git a/indra/newview/llappviewer.cpp b/indra/newview/llappviewer.cpp
index 47bff547fe..38888b4424 100644
--- a/indra/newview/llappviewer.cpp
+++ b/indra/newview/llappviewer.cpp
@@ -362,7 +362,6 @@ BOOL gRandomizeFramerate = FALSE;
 BOOL gPeriodicSlowFrame = FALSE;
 
 BOOL gCrashOnStartup = FALSE;
-BOOL gLLErrorActivated = FALSE;
 BOOL gLogoutInProgress = FALSE;
 
 BOOL gSimulateMemLeak = FALSE;
@@ -2246,9 +2245,6 @@ void errorCallback(LLError::ELevel level, const std::string &error_string)
         OSMessageBox(error_string, LLTrans::getString("MBFatalError"), OSMB_OK);
 #endif
 
-        //Set the ErrorActivated global so we know to create a marker file
-        gLLErrorActivated = true;
-
         gDebugInfo["FatalMessage"] = error_string;
         // We're not already crashing -- we simply *intend* to crash. Since we
         // haven't actually trashed anything yet, we can afford to write the whole
@@ -2257,6 +2253,14 @@ void errorCallback(LLError::ELevel level, const std::string &error_string)
     }
 }
 
+void errorMSG(const std::string& title_string, const std::string& message_string)
+{
+    if (!message_string.empty())
+    {
+        OSMessageBox(message_string, title_string.empty() ? LLTrans::getString("MBFatalError") : title_string, OSMB_OK);
+    }
+}
+
 void LLAppViewer::initLoggingAndGetLastDuration()
 {
     //
@@ -2268,6 +2272,8 @@ void LLAppViewer::initLoggingAndGetLastDuration()
     LLError::addGenericRecorder(&errorCallback);
     //LLError::setTimeFunction(getRuntime);
 
+    LLError::LLUserWarningMsg::setHandler(errorMSG);
+
 
     if (mSecondInstance)
     {
@@ -2405,6 +2411,7 @@ bool LLAppViewer::loadSettingsFromDirectory(const std::string& location_key,
 			{	// failed to load
 				if(file.required)
 				{
+                    LLError::LLUserWarningMsg::showMissingFiles();
 					LL_ERRS() << "Error: Cannot load required settings file from: " << full_settings_path << LL_ENDL;
 					return false;
 				}
@@ -2503,6 +2510,7 @@ bool LLAppViewer::initConfiguration()
 	if (!success)
 	{
         LL_WARNS() << "Cannot load default configuration file " << settings_file_list << LL_ENDL;
+        LLError::LLUserWarningMsg::showMissingFiles();
         if (gDirUtilp->fileExists(settings_file_list))
         {
             LL_ERRS() << "Cannot load default configuration file settings_files.xml. "
@@ -2526,6 +2534,7 @@ bool LLAppViewer::initConfiguration()
 
 	if (!mSettingsLocationList->validateBlock())
 	{
+        LLError::LLUserWarningMsg::showMissingFiles();
         LL_ERRS() << "Invalid settings file list " << settings_file_list << LL_ENDL;
 	}
 
@@ -2960,6 +2969,8 @@ bool LLAppViewer::initConfiguration()
 		LLEventPumps::instance().obtain("LLControlGroup").post(LLSDMap("init", key));
 	}
 
+    LLError::LLUserWarningMsg::setOutOfMemoryStrings(LLTrans::getString("MBOutOfMemoryTitle"), LLTrans::getString("MBOutOfMemoryErr"));
+
 	return true; // Config was successful.
 }
 
@@ -2997,6 +3008,7 @@ void LLAppViewer::initStrings()
 
 		// initial check to make sure files are there failed
 		gDirUtilp->dumpCurrentDirectories(LLError::LEVEL_WARN);
+        LLError::LLUserWarningMsg::showMissingFiles();
 		LL_ERRS() << "Viewer failed to find localization and UI files."
 			<< " Please reinstall viewer from https://secondlife.com/support/downloads"
 			<< " and contact https://support.secondlife.com if issue persists after reinstall." << LL_ENDL;
@@ -4304,6 +4316,7 @@ void LLAppViewer::loadKeyBindings()
 		key_bindings_file = gDirUtilp->getExpandedFilename(LL_PATH_APP_SETTINGS, "key_bindings.xml");
 		if (!gViewerInput.loadBindingsXML(key_bindings_file))
 		{
+            LLError::LLUserWarningMsg::showMissingFiles();
 			LL_ERRS("InitInfo") << "Unable to open default key bindings from " << key_bindings_file << LL_ENDL;
 		}
 	}
@@ -5394,6 +5407,14 @@ void LLAppViewer::forceErrorLLError()
    	LL_ERRS() << "This is a deliberate llerror" << LL_ENDL;
 }
 
+void LLAppViewer::forceErrorLLErrorMsg()
+{
+    LLError::LLUserWarningMsg::show("Deliberate error");
+    // Note: under debug this will show a message as well,
+    // but release won't show anything and will quit silently
+    LL_ERRS() << "This is a deliberate llerror with a message" << LL_ENDL;
+}
+
 void LLAppViewer::forceErrorBreakpoint()
 {
    	LL_WARNS() << "Forcing a deliberate breakpoint" << LL_ENDL;
diff --git a/indra/newview/llappviewer.h b/indra/newview/llappviewer.h
index 6d1496d517..77a1cdb485 100644
--- a/indra/newview/llappviewer.h
+++ b/indra/newview/llappviewer.h
@@ -152,6 +152,7 @@ public:
     // LLAppViewer testing helpers.
     // *NOTE: These will potentially crash the viewer. Only for debugging.
     virtual void forceErrorLLError();
+    virtual void forceErrorLLErrorMsg();
     virtual void forceErrorBreakpoint();
     virtual void forceErrorBadMemoryAccess();
     virtual void forceErrorInfiniteLoop();
diff --git a/indra/newview/llavatarrenderinfoaccountant.cpp b/indra/newview/llavatarrenderinfoaccountant.cpp
index a6c9a41fa4..b95b971890 100644
--- a/indra/newview/llavatarrenderinfoaccountant.cpp
+++ b/indra/newview/llavatarrenderinfoaccountant.cpp
@@ -339,6 +339,7 @@ void LLAvatarRenderInfoAccountant::sendRenderInfoToRegion(LLViewerRegion * regio
         }
         catch (std::bad_alloc&)
         {
+            LLError::LLUserWarningMsg::showOutOfMemory();
             LL_ERRS() << "LLCoros::launch() allocation failure" << LL_ENDL;
         }
 	}
@@ -370,6 +371,7 @@ void LLAvatarRenderInfoAccountant::getRenderInfoFromRegion(LLViewerRegion * regi
         }
         catch (std::bad_alloc&)
         {
+            LLError::LLUserWarningMsg::showOutOfMemory();
             LL_ERRS() << "LLCoros::launch() allocation failure" << LL_ENDL;
         }
 	}
diff --git a/indra/newview/llmeshrepository.cpp b/indra/newview/llmeshrepository.cpp
index 1398c1acdb..48fd946a21 100644
--- a/indra/newview/llmeshrepository.cpp
+++ b/indra/newview/llmeshrepository.cpp
@@ -1360,7 +1360,7 @@ bool LLMeshRepoThread::fetchMeshSkinInfo(const LLUUID& mesh_id, bool can_retry)
 				U8* buffer = new(std::nothrow) U8[size];
 				if (!buffer)
 				{
-					LL_WARNS_ONCE(LOG_MESH) << "Failed to allocate memory for skin info, size: " << size << LL_ENDL;
+					LL_WARNS(LOG_MESH) << "Failed to allocate memory for skin info, size: " << size << LL_ENDL;
 					return false;
 				}
 				LLMeshRepository::sCacheBytesRead += size;
@@ -1473,7 +1473,7 @@ bool LLMeshRepoThread::fetchMeshDecomposition(const LLUUID& mesh_id)
 				U8* buffer = new(std::nothrow) U8[size];
 				if (!buffer)
 				{
-					LL_WARNS_ONCE(LOG_MESH) << "Failed to allocate memory for mesh decomposition, size: " << size << LL_ENDL;
+					LL_WARNS(LOG_MESH) << "Failed to allocate memory for mesh decomposition, size: " << size << LL_ENDL;
 					return false;
 				}
 				LLMeshRepository::sCacheBytesRead += size;
@@ -1575,7 +1575,7 @@ bool LLMeshRepoThread::fetchMeshPhysicsShape(const LLUUID& mesh_id)
 				U8* buffer = new(std::nothrow) U8[size];
 				if (!buffer)
 				{
-					LL_WARNS_ONCE(LOG_MESH) << "Failed to allocate memory for physics shape, size: " << size << LL_ENDL;
+					LL_WARNS(LOG_MESH) << "Failed to allocate memory for physics shape, size: " << size << LL_ENDL;
 					return false;
 				}
 				file.read(buffer, size);
@@ -1770,7 +1770,7 @@ bool LLMeshRepoThread::fetchMeshLOD(const LLVolumeParams& mesh_params, S32 lod,
 				U8* buffer = new(std::nothrow) U8[size];
 				if (!buffer)
 				{
-					LL_WARNS_ONCE(LOG_MESH) << "Can't allocate memory for mesh " << mesh_id << " LOD " << lod << ", size: " << size << LL_ENDL;
+					LL_WARNS(LOG_MESH) << "Can't allocate memory for mesh " << mesh_id << " LOD " << lod << ", size: " << size << LL_ENDL;
 					// todo: for now it will result in indefinite constant retries, should result in timeout
 					// or in retry-count and disabling mesh. (but usually viewer is beyond saving at this point)
 					return false;
diff --git a/indra/newview/llviewermenu.cpp b/indra/newview/llviewermenu.cpp
index 007e3440b9..90066b205e 100644
--- a/indra/newview/llviewermenu.cpp
+++ b/indra/newview/llviewermenu.cpp
@@ -289,6 +289,7 @@ void handle_disconnect_viewer(void *);
 
 void force_error_breakpoint(void *);
 void force_error_llerror(void *);
+void force_error_llerror_msg(void*);
 void force_error_bad_memory_access(void *);
 void force_error_infinite_loop(void *);
 void force_error_software_exception(void *);
@@ -2372,6 +2373,15 @@ class LLAdvancedForceErrorLlerror : public view_listener_t
 	}
 };
 
+class LLAdvancedForceErrorLlerrorMsg: public view_listener_t
+{
+    bool handleEvent(const LLSD& userdata)
+    {
+        force_error_llerror_msg(NULL);
+        return true;
+    }
+};
+
 class LLAdvancedForceErrorBadMemoryAccess : public view_listener_t
 {
 	bool handleEvent(const LLSD& userdata)
@@ -8384,6 +8394,11 @@ void force_error_llerror(void *)
     LLAppViewer::instance()->forceErrorLLError();
 }
 
+void force_error_llerror_msg(void*)
+{
+    LLAppViewer::instance()->forceErrorLLErrorMsg();
+}
+
 void force_error_bad_memory_access(void *)
 {
     LLAppViewer::instance()->forceErrorBadMemoryAccess();
@@ -9622,6 +9637,7 @@ void initialize_menus()
 	// Advanced > Debugging
 	view_listener_t::addMenu(new LLAdvancedForceErrorBreakpoint(), "Advanced.ForceErrorBreakpoint");
 	view_listener_t::addMenu(new LLAdvancedForceErrorLlerror(), "Advanced.ForceErrorLlerror");
+    view_listener_t::addMenu(new LLAdvancedForceErrorLlerrorMsg(), "Advanced.ForceErrorLlerrorMsg");
 	view_listener_t::addMenu(new LLAdvancedForceErrorBadMemoryAccess(), "Advanced.ForceErrorBadMemoryAccess");
 	view_listener_t::addMenu(new LLAdvancedForceErrorBadMemoryAccessCoro(), "Advanced.ForceErrorBadMemoryAccessCoro");
 	view_listener_t::addMenu(new LLAdvancedForceErrorInfiniteLoop(), "Advanced.ForceErrorInfiniteLoop");
diff --git a/indra/newview/skins/default/xui/en/menu_viewer.xml b/indra/newview/skins/default/xui/en/menu_viewer.xml
index 7e26faf4da..6d2768c9ac 100644
--- a/indra/newview/skins/default/xui/en/menu_viewer.xml
+++ b/indra/newview/skins/default/xui/en/menu_viewer.xml
@@ -2729,6 +2729,12 @@ function="World.EnvPreset"
                  function="Advanced.ForceErrorLlerror" />
             </menu_item_call>
             <menu_item_call
+             label="Force LLError, Message And Crash"
+             name="Force LLError And Crash">
+                <menu_item_call.on_click
+                 function="Advanced.ForceErrorLlerrorMsg" />
+            </menu_item_call>
+            <menu_item_call
              label="Force Bad Memory Access"
              name="Force Bad Memory Access">
                 <menu_item_call.on_click
diff --git a/indra/newview/skins/default/xui/en/strings.xml b/indra/newview/skins/default/xui/en/strings.xml
index 22a8ced530..f20bdeca17 100644
--- a/indra/newview/skins/default/xui/en/strings.xml
+++ b/indra/newview/skins/default/xui/en/strings.xml
@@ -3020,8 +3020,19 @@ Running in window.
 
 If you continue to receive this message, contact the [SUPPORT_SITE].
 	</string>
+    <string name="MBOutOfMemoryTitle">Out Of Memory</string>
+    <string name="MBOutOfMemoryErr">
+        [APP_NAME]'s request for memory failed. Application can't proceed and will be closed.
 
-	<!-- Avatar Shape Information -->
+If your computer's RAM is low, quit any heavy applications before runing Second Life, allocate a page file or reduce graphical settings like draw distance.
+    </string>
+    <string name="MBMissingFile">
+        [APP_NAME] couldn't access or find some of the files it needs and will be closed.
+
+Please reinstall viewer from  https://secondlife.com/support/downloads/ and contact https://support.secondlife.com if issue persists after reinstall.
+    </string>
+
+    <!-- Avatar Shape Information -->
 <string name="5 O'Clock Shadow">5 O'Clock Shadow</string>
 
 <string name="All White">All White</string>