Pull merge from lindenlab/viewer-release

5 files changed, 517 insertions, 75 deletions

diff --git a/indra/llcrashlogger/CMakeLists.txt b/indra/llcrashlogger/CMakeLists.txt
index 12986de8b2..ba4e34d92b 100755
--- a/indra/llcrashlogger/CMakeLists.txt
+++ b/indra/llcrashlogger/CMakeLists.txt
@@ -23,12 +23,14 @@ include_directories(SYSTEM
 
 set(llcrashlogger_SOURCE_FILES
     llcrashlogger.cpp
+    llcrashlock.cpp
     )
 
 set(llcrashlogger_HEADER_FILES
     CMakeLists.txt
 
     llcrashlogger.h
+    llcrashlock.h
     )
 
 set_source_files_properties(${llcrashlogger_HEADER_FILES}
diff --git a/indra/llcrashlogger/llcrashlock.cpp b/indra/llcrashlogger/llcrashlock.cpp
new file mode 100644
index 0000000000..c3d2f944fc
--- /dev/null
+++ b/indra/llcrashlogger/llcrashlock.cpp
@@ -0,0 +1,209 @@
+/** 
+ * @file llformat.cpp
+ * @date   January 2007
+ * @brief string formatting utility
+ *
+ * $LicenseInfo:firstyear=2007&license=viewerlgpl$
+ * Second Life Viewer Source Code
+ * Copyright (C) 2010, Linden Research, Inc.
+ * 
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation;
+ * version 2.1 of the License only.
+ * 
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ * 
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ * 
+ * Linden Research, Inc., 945 Battery Street, San Francisco, CA  94111  USA
+ * $/LicenseInfo$
+ */
+
+#include "linden_common.h"
+
+#include "llcrashlock.h"
+#include "lldir.h"
+#include "llsd.h"
+#include "llsdserialize.h"
+#include "llnametable.h"
+#include "llframetimer.h"
+#include <boost/filesystem.hpp>  
+#include <string>
+#include <iostream>
+#include <stdio.h>
+
+
+#if LL_WINDOWS   //For windows platform.
+#include <windows.h>
+#include <TlHelp32.h>
+
+namespace {
+	inline DWORD getpid() {
+		return GetCurrentProcessId();
+	}
+}
+
+bool LLCrashLock::isProcessAlive(U32 pid, const std::string& pname)
+{
+	std::wstring wpname;
+	wpname = std::wstring(pname.begin(), pname.end());
+
+	HANDLE snapshot;
+	PROCESSENTRY32 pe32;
+
+	bool matched = false;
+
+	snapshot = CreateToolhelp32Snapshot(TH32CS_SNAPPROCESS, 0);
+	if (snapshot == INVALID_HANDLE_VALUE)
+	{
+		return false;
+	}
+	else
+	{
+		pe32.dwSize = sizeof(PROCESSENTRY32);
+		if (Process32First(snapshot, &pe32))
+		{
+			do {
+				std::wstring wexecname = pe32.szExeFile; 
+				std::string execname = std::string(wexecname.begin(), wexecname.end());
+				if (!wpname.compare(pe32.szExeFile))
+				{
+					if (pid == (U32)pe32.th32ProcessID)
+					{
+						matched = true;
+						break;
+					}
+				}
+			} while (Process32Next(snapshot, &pe32));
+		}
+	}
+	
+	CloseHandle(snapshot);
+	return matched;
+}
+
+#else   //Everyone Else
+bool LLCrashLock::isProcessAlive(U32 pid, const std::string& pname)
+{
+    //Will boost.process ever become a reality? 
+    std::stringstream cmd;
+    
+    cmd << "pgrep '" << pname << "' | grep '^" << pid << "$'";
+    return (!system(cmd.str().c_str()));
+}
+#endif //Everyone else.
+
+
+LLCrashLock::LLCrashLock() : mCleanUp(true), mWaitingPID(0)
+{
+}
+
+void LLCrashLock::setCleanUp(bool cleanup)
+{
+    mCleanUp = cleanup;  //Allow cleanup to be disabled for debugging.
+}  
+
+LLSD LLCrashLock::getLockFile(std::string filename)
+{
+	LLSD lock_sd = LLSD::emptyMap();
+    
+	llifstream ifile(filename);
+    
+	if (ifile.is_open())
+	{									            
+        LLSDSerialize::fromXML(lock_sd, ifile);
+		ifile.close();
+	}
+
+    return lock_sd;
+}
+
+bool LLCrashLock::putLockFile(std::string filename, const LLSD& data)
+{    
+    bool result = true;
+    llofstream ofile(filename);
+    
+	if (!LLSDSerialize::toXML(data,ofile))
+	{
+        result=false;
+	}
+	ofile.close();
+    return result;
+}
+
+bool LLCrashLock::requestMaster( F32 timeout )
+{
+	if (mMaster.empty())
+	{
+		    mMaster = gDirUtilp->getExpandedFilename(LL_PATH_LOGS,
+                                            "crash_master.lock");
+	}
+
+    LLSD lock_sd=getLockFile(mMaster);
+    
+    if (lock_sd.has("pid"))
+    {
+        mWaitingPID = lock_sd["pid"].asInteger();
+        if ( isProcessAlive(mWaitingPID, gDirUtilp->getExecutableFilename()) )
+        {
+            mTimer.resetWithExpiry(timeout);
+            return false;
+        }
+    }
+    
+	U32 pid = getpid();
+    lock_sd["pid"] = (LLSD::Integer)pid;
+    return putLockFile(mMaster,lock_sd);
+}
+
+bool LLCrashLock::checkMaster()
+{
+    if (mWaitingPID)
+    {
+        return (!isProcessAlive(mWaitingPID, gDirUtilp->getExecutableFilename()));
+    }
+    return  false;
+}
+
+bool LLCrashLock::isWaiting()
+{
+    return !mTimer.hasExpired();
+}
+
+void LLCrashLock::releaseMaster()
+{
+    //Yeeeeeeehaw
+    unlink(mMaster.c_str());
+}
+
+LLSD LLCrashLock::getProcessList()
+{
+    if (mDumpTable.empty())
+	{
+		mDumpTable= gDirUtilp->getExpandedFilename(LL_PATH_LOGS,
+			                                    "crash_table.lock");
+	}
+   return getLockFile(mDumpTable);
+}
+
+//static
+bool LLCrashLock::fileExists(std::string filename)
+{
+	return boost::filesystem::exists(filename.c_str());
+}
+
+void LLCrashLock::cleanupProcess(std::string proc_dir)
+{
+    boost::filesystem::remove_all(proc_dir);
+}
+
+bool LLCrashLock::putProcessList(const LLSD& proc_sd)
+{
+    return putLockFile(mDumpTable,proc_sd);
+}
diff --git a/indra/llcrashlogger/llcrashlock.h b/indra/llcrashlogger/llcrashlock.h
new file mode 100644
index 0000000000..cde183272f
--- /dev/null
+++ b/indra/llcrashlogger/llcrashlock.h
@@ -0,0 +1,73 @@
+/** 
+ * @file llpidlock.h
+ * @brief Maintainence of disk locking files for crash reporting
+ *
+ * $LicenseInfo:firstyear=2001&license=viewerlgpl$
+ * Second Life Viewer Source Code
+ * Copyright (C) 2010, Linden Research, Inc.
+ * 
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation;
+ * version 2.1 of the License only.
+ * 
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ * 
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ * 
+ * Linden Research, Inc., 945 Battery Street, San Francisco, CA  94111  USA
+ * $/LicenseInfo$
+ */
+
+#ifndef LL_CRASHLOCK_H
+#define LL_CRASHLOCK_H
+
+#include "llframetimer.h"
+
+class LLSD;
+
+#if !LL_WINDOWS	//For non-windows platforms.
+#include <signal.h>
+#endif
+
+//Crash reporter will now be kicked off by the viewer but otherwise
+//run independent of the viewer.
+
+class LLCrashLock
+{
+public:
+    LLCrashLock();
+    bool requestMaster( F32 timeout=300.0); //Wait until timeout for master lock.
+    bool checkMaster();                     //True if available.  False if not.
+    void releaseMaster( );           //Release master lockfile.
+    bool isLockPresent(std::string filename); //Check if lockfile exists.
+    bool isProcessAlive(U32 pid, const std::string& pname);               //Check if pid is alive.
+    bool isWaiting();                           //Waiting for master lock to be released.
+    LLSD getProcessList();                      //Get next process pid/dir pairs
+    void cleanupProcess(std::string proc_dir);               //Remove from list, clean up working dir.
+    bool putProcessList(const LLSD& processlist); //Write pid/dir pairs back to disk.
+	static bool fileExists(std::string filename);
+    
+
+    //getters
+    S32 getPID();
+
+    //setters
+    void setCleanUp(bool cleanup=true);
+    void setSaveName(std::string savename);
+private:
+    LLSD getLockFile(std::string filename);
+    bool putLockFile(std::string filename, const LLSD& data);
+    bool mCleanUp;
+    std::string mMaster;
+    std::string mDumpTable;
+    U32 mWaitingPID;            //The process we're waiting on if any.
+    LLFrameTimer mTimer;
+};
+
+#endif // LL_CRASHLOCK_H
diff --git a/indra/llcrashlogger/llcrashlogger.cpp b/indra/llcrashlogger/llcrashlogger.cpp
index aa66ceb4ec..38858a1a91 100755
--- a/indra/llcrashlogger/llcrashlogger.cpp
+++ b/indra/llcrashlogger/llcrashlogger.cpp
@@ -23,12 +23,14 @@
 * Linden Research, Inc., 945 Battery Street, San Francisco, CA  94111  USA
 * $/LicenseInfo$
 */
+
 #include <cstdio>
 #include <cstdlib>
 #include <sstream>
 #include <map>
 
 #include "llcrashlogger.h"
+#include "llcrashlock.h"
 #include "linden_common.h"
 #include "llstring.h"
 #include "indra_constants.h"	// CRASH_BEHAVIOR_...
@@ -43,7 +45,7 @@
 #include "llhttpclient.h"
 #include "llsdserialize.h"
 #include "llproxy.h"
-
+ 
 LLPumpIO* gServicePump = NULL;
 BOOL gBreak = false;
 BOOL gSent = false;
@@ -61,7 +63,7 @@ public:
 	}
 
 	virtual void result(const LLSD& content)
-	{	
+	{
 		gBreak = true;
 		gSent = true;
 	}
@@ -74,14 +76,11 @@ LLCrashLogger::LLCrashLogger() :
 	mSentCrashLogs(false),
 	mCrashHost("")
 {
-	// Set up generic error handling
-	setupErrorHandling();
 }
 
 LLCrashLogger::~LLCrashLogger()
 {
-	delete gServicePump;
-	gServicePump = NULL;
+
 }
 
 // TRIM_SIZE must remain larger than LINE_SEARCH_SIZE.
@@ -138,19 +137,67 @@ std::string getStartupStateFromLog(std::string& sllog)
 	return startup_state;
 }
 
-void LLCrashLogger::gatherFiles()
+bool LLCrashLogger::readDebugFromXML(LLSD& dest, const std::string& filename )
 {
-	updateApplication("Gathering logs...");
-
-	// Figure out the filename of the debug log
-	std::string db_file_name = gDirUtilp->getExpandedFilename(LL_PATH_LOGS,"debug_info.log");
-	std::ifstream debug_log_file(db_file_name.c_str());
-
+    std::string db_file_name = gDirUtilp->getExpandedFilename(LL_PATH_DUMP,filename);
+    std::ifstream debug_log_file(db_file_name.c_str());
+    
 	// Look for it in the debug_info.log file
 	if (debug_log_file.is_open())
 	{
-		LLSDSerialize::fromXML(mDebugLog, debug_log_file);
+		LLSDSerialize::fromXML(dest, debug_log_file);
+        debug_log_file.close();
+        return true;
+    }
+    return false;
+}
+
+void LLCrashLogger::mergeLogs( LLSD src_sd )
+{
+    LLSD::map_iterator iter = src_sd.beginMap();
+	LLSD::map_iterator end = src_sd.endMap();
+	for( ; iter != end; ++iter)
+    {
+        mDebugLog[iter->first] = iter->second;
+    }
+}
+
+bool LLCrashLogger::readMinidump(std::string minidump_path)
+{
+	size_t length=0;
 
+	std::ifstream minidump_stream(minidump_path.c_str(), std::ios_base::in | std::ios_base::binary);
+	if(minidump_stream.is_open())
+	{
+		minidump_stream.seekg(0, std::ios::end);
+		length = (size_t)minidump_stream.tellg();
+		minidump_stream.seekg(0, std::ios::beg);
+		
+		LLSD::Binary data;
+		data.resize(length);
+		
+		minidump_stream.read(reinterpret_cast<char *>(&(data[0])),length);
+		minidump_stream.close();
+		
+		mCrashInfo["Minidump"] = data;
+	}
+	return (length>0?true:false);
+}
+
+void LLCrashLogger::gatherFiles()
+{
+	updateApplication("Gathering logs...");
+
+    LLSD static_sd;
+    LLSD dynamic_sd;
+    
+    bool has_logs = readDebugFromXML( static_sd, "static_debug_info.log" );
+    has_logs |= readDebugFromXML( dynamic_sd, "dynamic_debug_info.log" );
+    
+    if ( has_logs )
+    {
+        mDebugLog = static_sd;
+        mergeLogs(dynamic_sd);
 		mCrashInPreviousExec = mDebugLog["CrashNotHandled"].asBoolean();
 
 		mFileMap["SecondLifeLog"] = mDebugLog["SLLog"].asString();
@@ -171,20 +218,15 @@ void LLCrashLogger::gatherFiles()
 	{
 		// Figure out the filename of the second life log
 		LLCurl::setCAFile(gDirUtilp->getCAFile());
-		mFileMap["SecondLifeLog"] = gDirUtilp->getExpandedFilename(LL_PATH_LOGS,"SecondLife.log");
-		mFileMap["SettingsXml"] = gDirUtilp->getExpandedFilename(LL_PATH_USER_SETTINGS,"settings.xml");
+        
+		mFileMap["SecondLifeLog"] = gDirUtilp->getExpandedFilename(LL_PATH_DUMP,"SecondLife.log");
+        mFileMap["SettingsXml"] = gDirUtilp->getExpandedFilename(LL_PATH_USER_SETTINGS,"settings.xml");
 	}
 
-	if(mCrashInPreviousExec)
-	{
-		// Restarting after freeze.
-		// Replace the log file ext with .old, since the 
-		// instance that launched this process has overwritten
-		// SecondLife.log
-		std::string log_filename = mFileMap["SecondLifeLog"];
-		log_filename.replace(log_filename.size() - 4, 4, ".old");
-		mFileMap["SecondLifeLog"] = log_filename;
-	}
+    if (!gDirUtilp->fileExists(mFileMap["SecondLifeLog"]) ) //We would prefer to get this from the per-run but here's our fallback.
+    {
+        mFileMap["SecondLifeLog"] = gDirUtilp->getExpandedFilename(LL_PATH_LOGS,"SecondLife.old");
+    }
 
 	gatherPlatformSpecificFiles();
 
@@ -215,7 +257,7 @@ void LLCrashLogger::gatherFiles()
 	mAltCrashHost = "https://login.agni.lindenlab.com:12043/crash/report";
 
 	mCrashInfo["DebugLog"] = mDebugLog;
-	mFileMap["StatsLog"] = gDirUtilp->getExpandedFilename(LL_PATH_LOGS,"stats.log");
+	mFileMap["StatsLog"] = gDirUtilp->getExpandedFilename(LL_PATH_DUMP,"stats.log");
 	
 	updateApplication("Encoding files...");
 
@@ -224,7 +266,7 @@ void LLCrashLogger::gatherFiles()
 		std::ifstream f((*itr).second.c_str());
 		if(!f.is_open())
 		{
-			std::cout << "Can't find file " << (*itr).second << std::endl;
+			LL_INFOS("CRASHREPORT") << "Can't find file " << (*itr).second << LL_ENDL;
 			continue;
 		}
 		std::stringstream s;
@@ -243,32 +285,55 @@ void LLCrashLogger::gatherFiles()
 		mCrashInfo[(*itr).first] = LLStringFn::strip_invalid_xml(rawstr_to_utf8(crash_info));
 	}
 	
+	std::string minidump_path;
 	// Add minidump as binary.
-	std::string minidump_path = mDebugLog["MinidumpPath"];
-	if(minidump_path != "")
+    bool has_minidump = mDebugLog.has("MinidumpPath");
+    
+	if (has_minidump)
 	{
-		std::ifstream minidump_stream(minidump_path.c_str(), std::ios_base::in | std::ios_base::binary);
-		if(minidump_stream.is_open())
-		{
-			minidump_stream.seekg(0, std::ios::end);
-			size_t length = (size_t)minidump_stream.tellg();
-			minidump_stream.seekg(0, std::ios::beg);
-			
-			LLSD::Binary data;
-			data.resize(length);
-			
-			minidump_stream.read(reinterpret_cast<char *>(&(data[0])),length);
-			minidump_stream.close();
-			
-			mCrashInfo["Minidump"] = data;
-		}
+		minidump_path = mDebugLog["MinidumpPath"].asString();
 	}
-	mCrashInfo["DebugLog"].erase("MinidumpPath");
+
+	if (has_minidump)
+	{
+		has_minidump = readMinidump(minidump_path);
+	}
+
+    if (!has_minidump)  //Viewer was probably so hosed it couldn't write remaining data.  Try brute force.
+    {
+       //Look for a filename at least 30 characters long in the dump dir which contains the characters MDMP as the first 4 characters in the file.
+        typedef std::vector<std::string> vec;
+        std::string pathname = gDirUtilp->getExpandedFilename(LL_PATH_DUMP,"");
+        vec file_vec = gDirUtilp->getFilesInDir(pathname);
+        for(vec::const_iterator iter=file_vec.begin(); iter!=file_vec.end(); ++iter)
+        {
+            if ( ( iter->length() > 30 ) && (iter->rfind(".dmp") == (iter->length()-4) ) )
+            {
+                std::string fullname = pathname + *iter;
+                std::ifstream fdat( fullname.c_str(), std::ifstream::binary);
+                if (fdat)
+                {
+                    char buf[5];
+                    fdat.read(buf,4);
+                    fdat.close();  
+                    if (!strncmp(buf,"MDMP",4))
+                    {
+                        minidump_path = *iter;
+                        has_minidump = readMinidump(fullname);
+						mDebugLog["MinidumpPath"] = fullname;
+						if (has_minidump) 
+						{
+							break;
+						}
+                    }
+                }
+            }
+        }
+    }
 }
 
 LLSD LLCrashLogger::constructPostData()
 {
-	LLSD ret;
 	return mCrashInfo;
 }
 
@@ -338,39 +403,106 @@ bool LLCrashLogger::runCrashLogPost(std::string host, LLSD data, std::string msg
 	return gSent;
 }
 
-bool LLCrashLogger::sendCrashLogs()
+bool LLCrashLogger::sendCrashLog(std::string dump_dir)
 {
+    gDirUtilp->setDumpDir( dump_dir );
+    
+    std::string dump_path = gDirUtilp->getExpandedFilename(LL_PATH_LOGS,
+                                                           "SecondLifeCrashReport");
+    std::string report_file = dump_path + ".log";
+   
 	gatherFiles();
-
+    
 	LLSD post_data;
 	post_data = constructPostData();
-
+    
 	updateApplication("Sending reports...");
 
-	std::string dump_path = gDirUtilp->getExpandedFilename(LL_PATH_LOGS,
-														   "SecondLifeCrashReport");
-	std::string report_file = dump_path + ".log";
-
 	std::ofstream out_file(report_file.c_str());
 	LLSDSerialize::toPrettyXML(post_data, out_file);
 	out_file.close();
-
+    
 	bool sent = false;
-
+    
 	//*TODO: Translate
 	if(mCrashHost != "")
 	{
 		sent = runCrashLogPost(mCrashHost, post_data, std::string("Sending to server"), 3, 5);
 	}
-
+    
 	if(!sent)
 	{
 		sent = runCrashLogPost(mAltCrashHost, post_data, std::string("Sending to alternate server"), 3, 5);
 	}
-	    
+    
 	mSentCrashLogs = sent;
+    
+	return sent;
+}
 
-	return true;
+bool LLCrashLogger::sendCrashLogs()
+{
+    
+    //pertinent code from below moved into a subroutine.
+    LLSD locks = mKeyMaster.getProcessList();
+    LLSD newlocks = LLSD::emptyArray();
+
+	LLSD opts = getOptionData(PRIORITY_COMMAND_LINE);
+    LLSD rec;
+
+	if ( opts.has("pid") && opts.has("dumpdir") && opts.has("procname") )
+    {
+        rec["pid"]=opts["pid"];
+        rec["dumpdir"]=opts["dumpdir"];
+        rec["procname"]=opts["procname"];
+    }
+	
+    if (locks.isArray())
+    {
+        for (LLSD::array_iterator lock=locks.beginArray();
+             lock !=locks.endArray();
+             ++lock)
+        {
+            if ( (*lock).has("pid") && (*lock).has("dumpdir") && (*lock).has("procname") )
+            {
+                if ( mKeyMaster.isProcessAlive( (*lock)["pid"].asInteger(), (*lock)["procname"].asString() ) )
+                {
+                    newlocks.append(*lock);
+                }
+                else
+                {
+					//TODO:  This is a hack but I didn't want to include boost in another file or retest everything related to lldir 
+                    if (LLCrashLock::fileExists((*lock)["dumpdir"].asString()))
+                    {
+                        //the viewer cleans up the log directory on clean shutdown
+                        //but is ignorant of the locking table. 
+                        if (!sendCrashLog((*lock)["dumpdir"].asString()))
+                        {
+                            newlocks.append(*lock);    //Failed to send log so don't delete it.
+                        }
+                        else
+                        {
+                            //mCrashInfo["DebugLog"].erase("MinidumpPath");
+
+                            mKeyMaster.cleanupProcess((*lock)["dumpdir"].asString());
+                        }
+                    }
+				}
+            }
+            else
+            {
+                llwarns << "Discarding corrupted entry from lock table." << llendl;
+            }
+        }
+    }
+
+    if (rec)
+    {
+        newlocks.append(rec);
+    }
+    
+    mKeyMaster.putProcessList(newlocks);
+    return true;
 }
 
 void LLCrashLogger::updateApplication(const std::string& message)
@@ -395,44 +527,62 @@ bool LLCrashLogger::init()
 	// Rename current log file to ".old"
 	std::string old_log_file = gDirUtilp->getExpandedFilename(LL_PATH_LOGS, "crashreport.log.old");
 	std::string log_file = gDirUtilp->getExpandedFilename(LL_PATH_LOGS, "crashreport.log");
-	LLFile::rename(log_file.c_str(), old_log_file.c_str());
 
+#if LL_WINDOWS
+	LLAPRFile::remove(old_log_file);
+#endif 
+
+	LLFile::rename(log_file.c_str(), old_log_file.c_str());
+    
 	// Set the log file to crashreport.log
-	LLError::logToFile(log_file);
-	
-	mCrashSettings.declareS32("CrashSubmitBehavior", CRASH_BEHAVIOR_ALWAYS_SEND,
+	LLError::logToFile(log_file);  //NOTE:  Until this line, LL_INFOS LL_WARNS, etc are blown to the ether. 
+
+    // Handle locking
+    bool locked = mKeyMaster.requestMaster();  //Request master locking file.  wait time is defaulted to 300S
+    
+    while (!locked && mKeyMaster.isWaiting())
+    {
+		LL_INFOS("CRASHREPORT") << "Waiting for lock." << LL_ENDL;
+#if LL_WINDOWS
+		Sleep(1000);
+#else
+        sleep(1);
+#endif 
+        locked = mKeyMaster.checkMaster();
+    }
+    
+    if (!locked)
+    {
+        LL_WARNS("CRASHREPORT") << "Unable to get master lock.  Another crash reporter may be hung." << LL_ENDL;
+        return false;
+    }
+
+    mCrashSettings.declareS32("CrashSubmitBehavior", CRASH_BEHAVIOR_ALWAYS_SEND,
 							  "Controls behavior when viewer crashes "
 							  "(0 = ask before sending crash report, "
 							  "1 = always send crash report, "
 							  "2 = never send crash report)");
-
+    
 	// llinfos << "Loading crash behavior setting" << llendl;
 	// mCrashBehavior = loadCrashBehaviorSetting();
-
+    
 	// If user doesn't want to send, bail out
 	if (mCrashBehavior == CRASH_BEHAVIOR_NEVER_SEND)
 	{
 		llinfos << "Crash behavior is never_send, quitting" << llendl;
 		return false;
 	}
-
+    
 	gServicePump = new LLPumpIO(gAPRPoolp);
 	gServicePump->prime(gAPRPoolp);
 	LLHTTPClient::setPump(*gServicePump);
-
-	//If we've opened the crash logger, assume we can delete the marker file if it exists
-	if( gDirUtilp )
-	{
-		std::string marker_file = gDirUtilp->getExpandedFilename(LL_PATH_LOGS,
-																 "SecondLife.exec_marker");
-		LLAPRFile::remove( marker_file );
-	}
-	
+ 	
 	return true;
 }
 
 // For cleanup code common to all platforms.
 void LLCrashLogger::commonCleanup()
 {
+	LLError::logToFile("");   //close crashreport.log
 	LLProxy::cleanupClass();
 }
diff --git a/indra/llcrashlogger/llcrashlogger.h b/indra/llcrashlogger/llcrashlogger.h
index 1510d7e0b3..78acc63b6a 100755
--- a/indra/llcrashlogger/llcrashlogger.h
+++ b/indra/llcrashlogger/llcrashlogger.h
@@ -33,6 +33,7 @@
 #include "llapp.h"
 #include "llsd.h"
 #include "llcontrol.h"
+#include "llcrashlock.h"
 
 class LLCrashLogger : public LLApp
 {
@@ -40,9 +41,13 @@ public:
 	LLCrashLogger();
 	virtual ~LLCrashLogger();
 	S32 loadCrashBehaviorSetting();
+    bool readDebugFromXML(LLSD& dest, const std::string& filename );
 	void gatherFiles();
+    void mergeLogs( LLSD src_sd );
+
 	virtual void gatherPlatformSpecificFiles() {}
 	bool saveCrashBehaviorSetting(S32 crash_behavior);
+    bool sendCrashLog(std::string dump_dir);
 	bool sendCrashLogs();
 	LLSD constructPostData();
 	virtual void updateApplication(const std::string& message = LLStringUtil::null);
@@ -53,6 +58,8 @@ public:
 	void setUserText(const std::string& text) { mCrashInfo["UserNotes"] = text; }
 	S32 getCrashBehavior() { return mCrashBehavior; }
 	bool runCrashLogPost(std::string host, LLSD data, std::string msg, int retries, int timeout);
+	bool readMinidump(std::string minidump_path);
+
 protected:
 	S32 mCrashBehavior;
 	BOOL mCrashInPreviousExec;
@@ -65,6 +72,7 @@ protected:
 	std::string mAltCrashHost;
 	LLSD mDebugLog;
 	bool mSentCrashLogs;
+    LLCrashLock mKeyMaster;
 };
 
 #endif //LLCRASHLOGGER_H