17 files changed, 311 insertions, 110 deletions

diff --git a/indra/cmake/00-Common.cmake b/indra/cmake/00-Common.cmake
index 592e9fc901..a114d6e778 100644
--- a/indra/cmake/00-Common.cmake
+++ b/indra/cmake/00-Common.cmake
@@ -74,6 +74,10 @@ if (WINDOWS)
   if (NOT VS_DISABLE_FATAL_WARNINGS)
     add_definitions(/WX)
   endif (NOT VS_DISABLE_FATAL_WARNINGS)
+
+  # configure win32 API for windows XP+ compatibility
+  set(WINVER "0x0501" CACHE STRING "Win32 API Target version (see http://msdn.microsoft.com/en-us/library/aa383745%28v=VS.85%29.aspx)")
+  add_definitions("/DWINVER=${WINVER}" "/D_WIN32_WINNT=${WINVER}")
 endif (WINDOWS)
 
 
diff --git a/indra/llcommon/llapp.cpp b/indra/llcommon/llapp.cpp
index 0447ca93f5..be3b18d9c8 100644
--- a/indra/llcommon/llapp.cpp
+++ b/indra/llcommon/llapp.cpp
@@ -863,7 +863,13 @@ bool unix_post_minidump_callback(const char *dump_dir,
 	
 	llinfos << "generated minidump: " << LLApp::instance()->getMiniDumpFilename() << llendl;
 	LLApp::runErrorHandler();
+	
+#ifndef LL_RELEASE_FOR_DOWNLOAD
+	clear_signals();
+	return false;
+#else
 	return true;
+#endif
 }
 #endif // !WINDOWS
 
@@ -920,6 +926,10 @@ bool windows_post_minidump_callback(const wchar_t* dump_path,
 		ms_sleep(10);
 	}
 
+#ifndef LL_RELEASE_FOR_DOWNLOAD
+	return false;
+#else
 	return true;
+#endif
 }
 #endif
diff --git a/indra/newview/CMakeLists.txt b/indra/newview/CMakeLists.txt
index ce42cb6038..92f701551b 100644
--- a/indra/newview/CMakeLists.txt
+++ b/indra/newview/CMakeLists.txt
@@ -1150,10 +1150,12 @@ endif (LINUX)
 if (WINDOWS)
     list(APPEND viewer_SOURCE_FILES
          llappviewerwin32.cpp
+         llwindebug.cpp
          )
 
     list(APPEND viewer_HEADER_FILES
          llappviewerwin32.h
+         llwindebug.h
          )
 
     # precompiled header configuration
diff --git a/indra/newview/app_settings/settings.xml b/indra/newview/app_settings/settings.xml
index b493f38d76..d51498f6d1 100644
--- a/indra/newview/app_settings/settings.xml
+++ b/indra/newview/app_settings/settings.xml
@@ -11404,9 +11404,9 @@
       <key>Persist</key>
       <integer>0</integer>
       <key>Type</key>
-      <string>Boolean</string>
+      <string>S32</string>
       <key>Value</key>
-      <integer>0</integer>
+      <integer>-1</integer>
     </map>
     <key>WaterEditPresets</key>
     <map>
diff --git a/indra/newview/featuretable.txt b/indra/newview/featuretable.txt
index e8591ca086..1c763453dc 100644
--- a/indra/newview/featuretable.txt
+++ b/indra/newview/featuretable.txt
@@ -58,6 +58,8 @@ Disregard96DefaultDrawDistance	1	1
 RenderTextureMemoryMultiple		1	1.0
 RenderShaderLightingMaxLevel	1	3
 SkyUseClassicClouds			1	1
+WatchdogDisabled				1	1
+
 
 //
 // Low Graphics Settings
diff --git a/indra/newview/featuretable_linux.txt b/indra/newview/featuretable_linux.txt
index 779490c9f7..45de51f3cf 100644
--- a/indra/newview/featuretable_linux.txt
+++ b/indra/newview/featuretable_linux.txt
@@ -57,6 +57,7 @@ Disregard128DefaultDrawDistance	1	1
 Disregard96DefaultDrawDistance	1	1
 RenderTextureMemoryMultiple		1	1.0
 SkyUseClassicClouds			1	1
+WatchdogDisabled				1	1
 
 //
 // Low Graphics Settings
diff --git a/indra/newview/featuretable_mac.txt b/indra/newview/featuretable_mac.txt
index 47033efc47..e89b0cc49d 100644
--- a/indra/newview/featuretable_mac.txt
+++ b/indra/newview/featuretable_mac.txt
@@ -59,6 +59,7 @@ RenderTextureMemoryMultiple		1	0.5
 Disregard128DefaultDrawDistance	1	1
 Disregard96DefaultDrawDistance	1	1
 SkyUseClassicClouds			1	1
+WatchdogDisabled				1	1
 
 //
 // Low Graphics Settings
diff --git a/indra/newview/featuretable_solaris.txt b/indra/newview/featuretable_solaris.txt
index 6edd280686..0ae463332c 100644
--- a/indra/newview/featuretable_solaris.txt
+++ b/indra/newview/featuretable_solaris.txt
@@ -37,6 +37,8 @@ VertexShaderEnable	1	1
 RenderTextureMemoryMultiple		1	1.0
 UseOcclusion		1       1
 RenderCubeMap		1       1
+WatchdogDisabled				1	1
+
 
 //
 // Class 0 Hardware (Unknown or just old)
diff --git a/indra/newview/llappearancemgr.cpp b/indra/newview/llappearancemgr.cpp
index b5ad5c7a11..8ef3fa200b 100644
--- a/indra/newview/llappearancemgr.cpp
+++ b/indra/newview/llappearancemgr.cpp
@@ -991,14 +991,8 @@ bool LLAppearanceMgr::wearItemOnAvatar(const LLUUID& item_id_to_wear, bool do_up
 			}
 		} 
 	case LLAssetType::AT_BODYPART:
-		// Don't wear anything until initial wearables are loaded, can
-		// destroy clothing items.
-		if (!gAgentWearables.areWearablesLoaded())
-		{
-			LLNotificationsUtil::add("CanNotChangeAppearanceUntilLoaded");
-			return false;
-		}
-
+		// TODO: investigate wearables may not be loaded at this point EXT-8231
+		
 		// Remove the existing wearables of the same type.
 		// Remove existing body parts anyway because we must not be able to wear e.g. two skins.
 		if (item_to_wear->getType() == LLAssetType::AT_BODYPART)
diff --git a/indra/newview/llappviewer.cpp b/indra/newview/llappviewer.cpp
index cc28f41fa1..682e3eb874 100644
--- a/indra/newview/llappviewer.cpp
+++ b/indra/newview/llappviewer.cpp
@@ -81,10 +81,10 @@
 #include "llvoicechannel.h"
 #include "llvoavatarself.h"
 #include "llsidetray.h"
+#include "llfeaturemanager.h"
 #include "llurlmatch.h"
 #include "lltextutil.h"
 
-
 #include "llweb.h"
 #include "llsecondlifeurls.h"
 
@@ -421,14 +421,8 @@ bool handleCrashSubmitBehaviorChanged(const LLSD& newvalue)
 	const S32 NEVER_SUBMIT_REPORT = 2;
 	if(cb == NEVER_SUBMIT_REPORT)
 	{
-// 		LLWatchdog::getInstance()->cleanup(); // SJB: cleaning up a running watchdog thread is unsafe
 		LLAppViewer::instance()->destroyMainloopTimeout();
 	}
-	else if(gSavedSettings.getBOOL("WatchdogEnabled") == TRUE)
-	{
-		// Don't re-enable the watchdog when we change the setting; this may get called before it's started
-// 		LLWatchdog::getInstance()->init();
-	}
 	return true;
 }
 
@@ -1732,14 +1726,6 @@ bool LLAppViewer::initThreads()
 	static const bool enable_threads = true;
 #endif
 
-	const S32 NEVER_SUBMIT_REPORT = 2;
-	bool use_watchdog = gSavedSettings.getBOOL("WatchdogEnabled");
-	bool send_reports = gCrashSettings.getS32(CRASH_BEHAVIOR_SETTING) != NEVER_SUBMIT_REPORT;
-	if(use_watchdog && send_reports)
-	{
-		LLWatchdog::getInstance()->init(watchdog_killer_callback);
-	}
-
 	LLVFSThread::initClass(enable_threads && false);
 	LLLFSThread::initClass(enable_threads && false);
 
@@ -1968,18 +1954,11 @@ bool LLAppViewer::initConfiguration()
 	}
 #endif
 
-	//*FIX:Mani - Set default to disabling watchdog mainloop 
-	// timeout for mac and linux. There is no call stack info 
-	// on these platform to help debug.
 #ifndef	LL_RELEASE_FOR_DOWNLOAD
-	gSavedSettings.setBOOL("WatchdogEnabled", FALSE);
 	gSavedSettings.setBOOL("QAMode", TRUE );
+	gSavedSettings.setS32("WatchdogEnabled", 0);
 #endif
-
-#ifndef LL_WINDOWS
-	gSavedSettings.setBOOL("WatchdogEnabled", FALSE);
-#endif
-
+	
 	gCrashSettings.getControl(CRASH_BEHAVIOR_SETTING)->getSignal()->connect(boost::bind(&handleCrashSubmitBehaviorChanged, _2));	
 
 	// These are warnings that appear on the first experience of that condition.
@@ -2407,6 +2386,25 @@ bool LLAppViewer::initWindow()
 		gSavedSettings.getS32("WindowWidth"), gSavedSettings.getS32("WindowHeight"),
 		FALSE, ignorePixelDepth);
 
+	// Need to load feature table before cheking to start watchdog.
+	const S32 NEVER_SUBMIT_REPORT = 2;
+	bool use_watchdog = false;
+	int watchdog_enabled_setting = gSavedSettings.getS32("WatchdogEnabled");
+	if(watchdog_enabled_setting == -1){
+		use_watchdog = !LLFeatureManager::getInstance()->isFeatureAvailable("WatchdogDisabled");
+	}
+	else
+	{
+		// The user has explicitly set this setting; always use that value.
+		use_watchdog = bool(watchdog_enabled_setting);
+	}
+
+	bool send_reports = gCrashSettings.getS32(CRASH_BEHAVIOR_SETTING) != NEVER_SUBMIT_REPORT;
+	if(use_watchdog && send_reports)
+	{
+		LLWatchdog::getInstance()->init(watchdog_killer_callback);
+	}
+
 	LLNotificationsUI::LLNotificationManager::getInstance();
 		
 	if (gSavedSettings.getBOOL("WindowMaximized"))
@@ -4176,7 +4174,7 @@ void LLAppViewer::forceErrorBreakpoint()
 void LLAppViewer::forceErrorBadMemoryAccess()
 {
     S32* crash = NULL;
-    *crash = 0xDEADBEEF;
+    *crash = 0xDEADBEEF;  
     return;
 }
 
diff --git a/indra/newview/llappviewerwin32.cpp b/indra/newview/llappviewerwin32.cpp
index e3ef04d03d..8c9fd09dcb 100644
--- a/indra/newview/llappviewerwin32.cpp
+++ b/indra/newview/llappviewerwin32.cpp
@@ -64,6 +64,10 @@
 #include "llcommandlineparser.h"
 #include "lltrans.h"
 
+#ifndef LL_RELEASE_FOR_DOWNLOAD
+#include "llwindebug.h"
+#endif
+
 // *FIX:Mani - This hack is to fix a linker issue with libndofdev.lib
 // The lib was compiled under VS2005 - in VS2003 we need to remap assert
 #ifdef LL_DEBUG
@@ -342,6 +346,10 @@ bool LLAppViewerWin32::init()
 	llinfos << "Turning off Windows error reporting." << llendl;
 	disableWinErrorReporting();
 
+#ifndef LL_RELEASE_FOR_DOWNLOAD
+	LLWinDebug::instance().init();
+#endif
+
 	return LLAppViewer::init();
 }
 
diff --git a/indra/newview/llfloateropenobject.cpp b/indra/newview/llfloateropenobject.cpp
index 71bfae316a..d39ed77491 100644
--- a/indra/newview/llfloateropenobject.cpp
+++ b/indra/newview/llfloateropenobject.cpp
@@ -105,49 +105,23 @@ void LLFloaterOpenObject::refresh()
 	mPanelInventoryObject->refresh();
 
 	std::string name = "";
-	
-	// Enable the copy || copy & wear buttons only if we have something we can copy or copy & wear (respectively).
-	bool copy_enabled = false;
-	bool wear_enabled = false;
+	BOOL enabled = FALSE;
 
 	LLSelectNode* node = mObjectSelection->getFirstRootNode();
 	if (node) 
 	{
 		name = node->mName;
-		copy_enabled = true;
-		
-		LLViewerObject* object = node->getObject();
-		if (object)
-		{
-			// this folder is coming from an object, as there is only one folder in an object, the root,
-			// we need to collect the entire contents and handle them as a group
-			LLInventoryObject::object_list_t inventory_objects;
-			object->getInventoryContents(inventory_objects);
-			
-			if (!inventory_objects.empty())
-			{
-				for (LLInventoryObject::object_list_t::iterator it = inventory_objects.begin(); 
-					 it != inventory_objects.end(); 
-					 ++it)
-				{
-					LLInventoryItem* item = static_cast<LLInventoryItem*> ((LLInventoryObject*)(*it));
-					LLInventoryType::EType type = item->getInventoryType();
-					if (type == LLInventoryType::IT_OBJECT 
-						|| type == LLInventoryType::IT_ATTACHMENT 
-						|| type == LLInventoryType::IT_WEARABLE
-						|| type == LLInventoryType::IT_GESTURE)
-					{
-						wear_enabled = true;
-						break;
-					}
-				}
-			}
-		}
+		enabled = TRUE;
 	}
-
+	else
+	{
+		name = "";
+		enabled = FALSE;
+	}
+	
 	childSetTextArg("object_name", "[DESC]", name);
-	childSetEnabled("copy_to_inventory_button", copy_enabled);
-	childSetEnabled("copy_and_wear_button", wear_enabled);
+	childSetEnabled("copy_to_inventory_button", enabled);
+	childSetEnabled("copy_and_wear_button", enabled);
 
 }
 
diff --git a/indra/newview/llinventorybridge.cpp b/indra/newview/llinventorybridge.cpp
index 96dba5717a..735e14de9e 100644
--- a/indra/newview/llinventorybridge.cpp
+++ b/indra/newview/llinventorybridge.cpp
@@ -4482,13 +4482,7 @@ void LLWearableBridge::onWearOnAvatar(void* user_data)
 
 void LLWearableBridge::wearOnAvatar()
 {
-	// Don't wear anything until initial wearables are loaded, can
-	// destroy clothing items.
-	if (!gAgentWearables.areWearablesLoaded())
-	{
-		LLNotificationsUtil::add("CanNotChangeAppearanceUntilLoaded");
-		return;
-	}
+	// TODO: investigate wearables may not be loaded at this point EXT-8231
 
 	LLViewerInventoryItem* item = getItem();
 	if(item)
@@ -4499,13 +4493,7 @@ void LLWearableBridge::wearOnAvatar()
 
 void LLWearableBridge::wearAddOnAvatar()
 {
-	// Don't wear anything until initial wearables are loaded, can
-	// destroy clothing items.
-	if (!gAgentWearables.areWearablesLoaded())
-	{
-		LLNotificationsUtil::add("CanNotChangeAppearanceUntilLoaded");
-		return;
-	}
+	// TODO: investigate wearables may not be loaded at this point EXT-8231
 
 	LLViewerInventoryItem* item = getItem();
 	if(item)
@@ -5063,13 +5051,7 @@ BOOL LLWearableBridgeAction::isAgentInventory() const
 
 void LLWearableBridgeAction::wearOnAvatar()
 {
-	// Don't wear anything until initial wearables are loaded, can
-	// destroy clothing items.
-	if (!gAgentWearables.areWearablesLoaded())
-	{
-		LLNotificationsUtil::add("CanNotChangeAppearanceUntilLoaded");
-		return;
-	}
+	// TODO: investigate wearables may not be loaded at this point EXT-8231
 
 	LLViewerInventoryItem* item = getItem();
 	if(item)
diff --git a/indra/newview/lltooldraganddrop.cpp b/indra/newview/lltooldraganddrop.cpp
index c862c02b82..3f34fc174c 100644
--- a/indra/newview/lltooldraganddrop.cpp
+++ b/indra/newview/lltooldraganddrop.cpp
@@ -1871,13 +1871,8 @@ EAcceptance LLToolDragAndDrop::dad3dWearItem(
 
 		if (drop)
 		{
-			// Don't wear anything until initial wearables are loaded, can
-			// destroy clothing items.
-			if (!gAgentWearables.areWearablesLoaded()) 
-			{
-				LLNotificationsUtil::add("CanNotChangeAppearanceUntilLoaded");
-				return ACCEPT_NO;
-			}
+			// TODO: investigate wearables may not be loaded at this point EXT-8231
+
 			LLAppearanceMgr::instance().wearItemOnAvatar(item->getUUID(),true, !(mask & MASK_CONTROL));
 		}
 		return ACCEPT_YES_MULTI;
@@ -1949,13 +1944,7 @@ EAcceptance LLToolDragAndDrop::dad3dWearCategory(
 
 	if (drop)
 	{
-		// Don't wear anything until initial wearables are loaded, can
-		// destroy clothing items.
-		if (!gAgentWearables.areWearablesLoaded()) 
-		{
-			LLNotificationsUtil::add("CanNotChangeAppearanceUntilLoaded");
-			return ACCEPT_NO;
-		}
+		// TODO: investigate wearables may not be loaded at this point EXT-8231
 	}
 
 	if (mSource == SOURCE_AGENT)
diff --git a/indra/newview/llwearableitemslist.cpp b/indra/newview/llwearableitemslist.cpp
index 9a76b01853..9f9a9bef35 100644
--- a/indra/newview/llwearableitemslist.cpp
+++ b/indra/newview/llwearableitemslist.cpp
@@ -783,10 +783,7 @@ void LLWearableItemsList::ContextMenu::createNewWearable(const LLUUID& item_id)
 // static
 bool LLWearableItemsList::ContextMenu::canAddWearable(const LLUUID& item_id)
 {
-	if (!gAgentWearables.areWearablesLoaded())
-	{
-		return false;
-	}
+	// TODO: investigate wearables may not be loaded at this point EXT-8231
 
 	LLViewerInventoryItem* item = gInventory.getItem(item_id);
 	if (!item || item->getType() != LLAssetType::AT_CLOTHING)
diff --git a/indra/newview/llwindebug.cpp b/indra/newview/llwindebug.cpp
new file mode 100644
index 0000000000..502fefd4ef
--- /dev/null
+++ b/indra/newview/llwindebug.cpp
@@ -0,0 +1,188 @@
+/**
+ * @file llwindebug.cpp
+ * @brief Windows debugging functions
+ *
+ * $LicenseInfo:firstyear=2004&license=viewergpl$
+ *
+ * Copyright (c) 2004-2009, Linden Research, Inc.
+ *
+ * Second Life Viewer Source Code
+ * The source code in this file ("Source Code") is provided by Linden Lab
+ * to you under the terms of the GNU General Public License, version 2.0
+ * ("GPL"), unless you have obtained a separate licensing agreement
+ * ("Other License"), formally executed by you and Linden Lab.  Terms of
+ * the GPL can be found in doc/GPL-license.txt in this distribution, or
+ * online at http://secondlifegrid.net/programs/open_source/licensing/gplv2
+ *
+ * There are special exceptions to the terms and conditions of the GPL as
+ * it is applied to this Source Code. View the full text of the exception
+ * in the file doc/FLOSS-exception.txt in this software distribution, or
+ * online at
+ * http://secondlifegrid.net/programs/open_source/licensing/flossexception
+ *
+ * By copying, modifying or distributing this software, you acknowledge
+ * that you have read and understood your obligations described above,
+ * and agree to abide by those obligations.
+ *
+ * ALL LINDEN LAB SOURCE CODE IS PROVIDED "AS IS." LINDEN LAB MAKES NO
+ * WARRANTIES, EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY,
+ * COMPLETENESS OR PERFORMANCE.
+ * $/LicenseInfo$
+ */
+#include "llviewerprecompiledheaders.h"
+
+#include "llwindebug.h"
+#include "lldir.h"
+
+
+// based on dbghelp.h
+typedef BOOL (WINAPI *MINIDUMPWRITEDUMP)(HANDLE hProcess, DWORD dwPid, HANDLE hFile, MINIDUMP_TYPE DumpType,
+									CONST PMINIDUMP_EXCEPTION_INFORMATION ExceptionParam,
+									CONST PMINIDUMP_USER_STREAM_INFORMATION UserStreamParam,
+									CONST PMINIDUMP_CALLBACK_INFORMATION CallbackParam
+									);
+
+MINIDUMPWRITEDUMP f_mdwp = NULL;
+
+
+class LLMemoryReserve {
+public:
+	LLMemoryReserve();
+	~LLMemoryReserve();
+	void reserve();
+	void release();
+protected:
+	unsigned char *mReserve;
+	static const size_t MEMORY_RESERVATION_SIZE;
+};
+
+LLMemoryReserve::LLMemoryReserve() :
+	mReserve(NULL)
+{
+};
+
+LLMemoryReserve::~LLMemoryReserve()
+{
+	release();
+}
+
+// I dunno - this just seemed like a pretty good value.
+const size_t LLMemoryReserve::MEMORY_RESERVATION_SIZE = 5 * 1024 * 1024;
+
+void LLMemoryReserve::reserve()
+{
+	if(NULL == mReserve)
+		mReserve = new unsigned char[MEMORY_RESERVATION_SIZE];
+};
+
+void LLMemoryReserve::release()
+{
+	delete [] mReserve;
+	mReserve = NULL;
+};
+
+static LLMemoryReserve gEmergencyMemoryReserve;
+
+
+LONG NTAPI vectoredHandler(PEXCEPTION_POINTERS exception_infop)
+{
+	LLWinDebug::instance().generateMinidump(exception_infop);
+	return EXCEPTION_CONTINUE_SEARCH;
+}
+
+// static
+void  LLWinDebug::init()
+{
+	static bool s_first_run = true;
+	// Load the dbghelp dll now, instead of waiting for the crash.
+	// Less potential for stack mangling
+
+	if (s_first_run)
+	{
+		// First, try loading from the directory that the app resides in.
+		std::string local_dll_name = gDirUtilp->findFile("dbghelp.dll", gDirUtilp->getWorkingDir(), gDirUtilp->getExecutableDir());
+
+		HMODULE hDll = NULL;
+		hDll = LoadLibraryA(local_dll_name.c_str());
+		if (!hDll)
+		{
+			hDll = LoadLibrary(L"dbghelp.dll");
+		}
+
+		if (!hDll)
+		{
+			LL_WARNS("AppInit") << "Couldn't find dbghelp.dll!" << LL_ENDL;
+		}
+		else
+		{
+			f_mdwp = (MINIDUMPWRITEDUMP) GetProcAddress(hDll, "MiniDumpWriteDump");
+
+			if (!f_mdwp)
+			{
+				FreeLibrary(hDll);
+				hDll = NULL;
+			}
+		}
+
+		gEmergencyMemoryReserve.reserve();
+
+		s_first_run = false;
+
+		// Add this exeption hanlder to save windows style minidump.
+		AddVectoredExceptionHandler(0, &vectoredHandler);
+	}
+}
+
+void LLWinDebug::writeDumpToFile(MINIDUMP_TYPE type, MINIDUMP_EXCEPTION_INFORMATION *ExInfop, const std::string& filename)
+{
+	if(f_mdwp == NULL || gDirUtilp == NULL)
+	{
+		return;
+	}
+	else
+	{
+		std::string dump_path = gDirUtilp->getExpandedFilename(LL_PATH_LOGS, filename);
+
+		HANDLE hFile = CreateFileA(dump_path.c_str(),
+									GENERIC_WRITE,
+									FILE_SHARE_WRITE,
+									NULL,
+									CREATE_ALWAYS,
+									FILE_ATTRIBUTE_NORMAL,
+									NULL);
+
+		if (hFile != INVALID_HANDLE_VALUE)
+		{
+			// Write the dump, ignoring the return value
+			f_mdwp(GetCurrentProcess(),
+					GetCurrentProcessId(),
+					hFile,
+					type,
+					ExInfop,
+					NULL,
+					NULL);
+
+			CloseHandle(hFile);
+		}
+
+	}
+}
+
+// static
+void LLWinDebug::generateMinidump(struct _EXCEPTION_POINTERS *exception_infop)
+{
+	std::string dump_path = gDirUtilp->getExpandedFilename(LL_PATH_LOGS,
+												"SecondLifeException");
+	if (exception_infop)
+	{
+		// Since there is exception info... Release the hounds.
+		gEmergencyMemoryReserve.release();
+
+		_MINIDUMP_EXCEPTION_INFORMATION ExInfo;
+
+		ExInfo.ThreadId = ::GetCurrentThreadId();
+		ExInfo.ExceptionPointers = exception_infop;
+		ExInfo.ClientPointers = NULL;
+		writeDumpToFile((MINIDUMP_TYPE)(MiniDumpWithDataSegs | MiniDumpWithIndirectlyReferencedMemory), &ExInfo, "SecondLife.dmp");
+	}
+}
diff --git a/indra/newview/llwindebug.h b/indra/newview/llwindebug.h
new file mode 100644
index 0000000000..809d1b8cc3
--- /dev/null
+++ b/indra/newview/llwindebug.h
@@ -0,0 +1,49 @@
+/** 
+ * @file llwindebug.h
+ * @brief LLWinDebug class header file
+ *
+ * $LicenseInfo:firstyear=2004&license=viewergpl$
+ * 
+ * Copyright (c) 2004-2009, Linden Research, Inc.
+ * 
+ * Second Life Viewer Source Code
+ * The source code in this file ("Source Code") is provided by Linden Lab
+ * to you under the terms of the GNU General Public License, version 2.0
+ * ("GPL"), unless you have obtained a separate licensing agreement
+ * ("Other License"), formally executed by you and Linden Lab.  Terms of
+ * the GPL can be found in doc/GPL-license.txt in this distribution, or
+ * online at http://secondlifegrid.net/programs/open_source/licensing/gplv2
+ * 
+ * There are special exceptions to the terms and conditions of the GPL as
+ * it is applied to this Source Code. View the full text of the exception
+ * in the file doc/FLOSS-exception.txt in this software distribution, or
+ * online at
+ * http://secondlifegrid.net/programs/open_source/licensing/flossexception
+ * 
+ * By copying, modifying or distributing this software, you acknowledge
+ * that you have read and understood your obligations described above,
+ * and agree to abide by those obligations.
+ * 
+ * ALL LINDEN LAB SOURCE CODE IS PROVIDED "AS IS." LINDEN LAB MAKES NO
+ * WARRANTIES, EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY,
+ * COMPLETENESS OR PERFORMANCE.
+ * $/LicenseInfo$
+ */
+
+#ifndef LL_LLWINDEBUG_H
+#define LL_LLWINDEBUG_H
+
+#include "stdtypes.h"
+#include <dbghelp.h>
+
+class LLWinDebug:
+	public LLSingleton<LLWinDebug>
+{
+public:
+	static void init();
+	static void generateMinidump(struct _EXCEPTION_POINTERS *pExceptionInfo = NULL);
+private:
+	static void writeDumpToFile(MINIDUMP_TYPE type, MINIDUMP_EXCEPTION_INFORMATION *ExInfop, const std::string& filename);
+};
+
+#endif // LL_LLWINDEBUG_H