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-rw-r--r--indra/llcommon/CMakeLists.txt2
-rw-r--r--indra/llcommon/llapp.cpp32
-rw-r--r--indra/llcommon/llapp.h6
-rw-r--r--indra/llcommon/lldictionary.h4
-rw-r--r--indra/llcommon/llfasttimer_class.cpp1
-rw-r--r--indra/llcommon/llfasttimer_class.h1
-rw-r--r--indra/llcommon/llmetricperformancetester.cpp254
-rw-r--r--indra/llcommon/llmetricperformancetester.h206
-rw-r--r--indra/llcommon/llprocesslauncher.cpp5
-rw-r--r--indra/llcommon/llprocesslauncher.h2
-rw-r--r--indra/llcommon/llsys.cpp20
-rw-r--r--indra/llcommon/llsys.h3
12 files changed, 535 insertions, 1 deletions
diff --git a/indra/llcommon/CMakeLists.txt b/indra/llcommon/CMakeLists.txt
index 7bad780dd8..478f2fedbd 100644
--- a/indra/llcommon/CMakeLists.txt
+++ b/indra/llcommon/CMakeLists.txt
@@ -70,6 +70,7 @@ set(llcommon_SOURCE_FILES
llmemorystream.cpp
llmemtype.cpp
llmetrics.cpp
+ llmetricperformancetester.cpp
llmortician.cpp
lloptioninterface.cpp
llptrto.cpp
@@ -186,6 +187,7 @@ set(llcommon_HEADER_FILES
llmemorystream.h
llmemtype.h
llmetrics.h
+ llmetricperformancetester.h
llmortician.h
llnametable.h
lloptioninterface.h
diff --git a/indra/llcommon/llapp.cpp b/indra/llcommon/llapp.cpp
index eebd5ed0a6..39daefd1ad 100644
--- a/indra/llcommon/llapp.cpp
+++ b/indra/llcommon/llapp.cpp
@@ -90,6 +90,10 @@ S32 LL_HEARTBEAT_SIGNAL = (SIGRTMAX >= 0) ? (SIGRTMAX-0) : SIGUSR2;
// the static application instance
LLApp* LLApp::sApplication = NULL;
+// Allows the generation of core files for post mortem under gdb
+// and disables crashlogger
+BOOL LLApp::sDisableCrashlogger = FALSE;
+
// Local flag for whether or not to do logging in signal handlers.
//static
BOOL LLApp::sLogInSignal = FALSE;
@@ -461,11 +465,30 @@ bool LLApp::isQuitting()
return (APP_STATUS_QUITTING == sStatus);
}
+// static
bool LLApp::isExiting()
{
return isQuitting() || isError();
}
+void LLApp::disableCrashlogger()
+{
+ // Disable Breakpad exception handler.
+ if (mExceptionHandler != 0)
+ {
+ delete mExceptionHandler;
+ mExceptionHandler = 0;
+ }
+
+ sDisableCrashlogger = TRUE;
+}
+
+// static
+bool LLApp::isCrashloggerDisabled()
+{
+ return (sDisableCrashlogger == TRUE);
+}
+
#if !LL_WINDOWS
// static
U32 LLApp::getSigChildCount()
@@ -799,6 +822,15 @@ void default_unix_signal_handler(int signum, siginfo_t *info, void *)
{
llwarns << "Signal handler - Flagging error status and waiting for shutdown" << llendl;
}
+
+ if (LLApp::isCrashloggerDisabled()) // Don't gracefully handle any signal, crash and core for a gdb post mortem
+ {
+ clear_signals();
+ llwarns << "Fatal signal received, not handling the crash here, passing back to operating system" << llendl;
+ raise(signum);
+ return;
+ }
+
// Flag status to ERROR, so thread_error does its work.
LLApp::setError();
// Block in the signal handler until somebody says that we're done.
diff --git a/indra/llcommon/llapp.h b/indra/llcommon/llapp.h
index ee1d696829..a536a06ea5 100644
--- a/indra/llcommon/llapp.h
+++ b/indra/llcommon/llapp.h
@@ -189,6 +189,11 @@ public:
//
virtual bool mainLoop() = 0; // Override for the application main loop. Needs to at least gracefully notice the QUITTING state and exit.
+ //
+ // Crash logging
+ //
+ void disableCrashlogger(); // Let the OS handle the crashes
+ static bool isCrashloggerDisabled(); // Get the here above set value
//
// Application status
@@ -280,6 +285,7 @@ protected:
static void setStatus(EAppStatus status); // Use this to change the application status.
static EAppStatus sStatus; // Reflects current application status
static BOOL sErrorThreadRunning; // Set while the error thread is running
+ static BOOL sDisableCrashlogger; // Let the OS handle crashes for us.
#if !LL_WINDOWS
static LLAtomicU32* sSigChildCount; // Number of SIGCHLDs received.
diff --git a/indra/llcommon/lldictionary.h b/indra/llcommon/lldictionary.h
index 552a805b70..bc3bc3e74a 100644
--- a/indra/llcommon/lldictionary.h
+++ b/indra/llcommon/lldictionary.h
@@ -78,7 +78,9 @@ protected:
virtual Index notFound() const
{
// default is to assert
- llassert(false);
+ // don't assert -- makes it impossible to work on mesh-development and viewer-development simultaneously
+ // -- davep 2010.10.29
+ //llassert(false);
return Index(-1);
}
void addEntry(Index index, Entry *entry)
diff --git a/indra/llcommon/llfasttimer_class.cpp b/indra/llcommon/llfasttimer_class.cpp
index c45921cdec..bce87ada96 100644
--- a/indra/llcommon/llfasttimer_class.cpp
+++ b/indra/llcommon/llfasttimer_class.cpp
@@ -56,6 +56,7 @@ bool LLFastTimer::sPauseHistory = 0;
bool LLFastTimer::sResetHistory = 0;
LLFastTimer::CurTimerData LLFastTimer::sCurTimerData;
BOOL LLFastTimer::sLog = FALSE;
+std::string LLFastTimer::sLogName = "";
BOOL LLFastTimer::sMetricLog = FALSE;
LLMutex* LLFastTimer::sLogLock = NULL;
std::queue<LLSD> LLFastTimer::sLogQueue;
diff --git a/indra/llcommon/llfasttimer_class.h b/indra/llcommon/llfasttimer_class.h
index 1158ac5140..eb9789682b 100644
--- a/indra/llcommon/llfasttimer_class.h
+++ b/indra/llcommon/llfasttimer_class.h
@@ -211,6 +211,7 @@ public:
static std::queue<LLSD> sLogQueue;
static BOOL sLog;
static BOOL sMetricLog;
+ static std::string sLogName;
static bool sPauseHistory;
static bool sResetHistory;
static U64 sTimerCycles;
diff --git a/indra/llcommon/llmetricperformancetester.cpp b/indra/llcommon/llmetricperformancetester.cpp
new file mode 100644
index 0000000000..5fa3a5ea07
--- /dev/null
+++ b/indra/llcommon/llmetricperformancetester.cpp
@@ -0,0 +1,254 @@
+/**
+ * @file llmetricperformancetester.cpp
+ * @brief LLMetricPerformanceTesterBasic and LLMetricPerformanceTesterWithSession classes implementation
+ *
+ * $LicenseInfo:firstyear=2004&license=viewerlgpl$
+ * 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 "indra_constants.h"
+#include "llerror.h"
+#include "llsdserialize.h"
+#include "llstat.h"
+#include "lltreeiterators.h"
+#include "llmetricperformancetester.h"
+
+//----------------------------------------------------------------------------------------------
+// LLMetricPerformanceTesterBasic : static methods and testers management
+//----------------------------------------------------------------------------------------------
+
+LLMetricPerformanceTesterBasic::name_tester_map_t LLMetricPerformanceTesterBasic::sTesterMap ;
+
+/*static*/
+void LLMetricPerformanceTesterBasic::cleanClass()
+{
+ for (name_tester_map_t::iterator iter = sTesterMap.begin() ; iter != sTesterMap.end() ; ++iter)
+ {
+ delete iter->second ;
+ }
+ sTesterMap.clear() ;
+}
+
+/*static*/
+BOOL LLMetricPerformanceTesterBasic::addTester(LLMetricPerformanceTesterBasic* tester)
+{
+ llassert_always(tester != NULL);
+ std::string name = tester->getTesterName() ;
+ if (getTester(name))
+ {
+ llerrs << "Tester name is already used by some other tester : " << name << llendl ;
+ return FALSE;
+ }
+
+ sTesterMap.insert(std::make_pair(name, tester));
+ return TRUE;
+}
+
+/*static*/
+LLMetricPerformanceTesterBasic* LLMetricPerformanceTesterBasic::getTester(std::string name)
+{
+ // Check for the requested metric name
+ name_tester_map_t::iterator found_it = sTesterMap.find(name) ;
+ if (found_it != sTesterMap.end())
+ {
+ return found_it->second ;
+ }
+ return NULL ;
+}
+
+/*static*/
+// Return TRUE if this metric is requested or if the general default "catch all" metric is requested
+BOOL LLMetricPerformanceTesterBasic::isMetricLogRequested(std::string name)
+{
+ return (LLFastTimer::sMetricLog && ((LLFastTimer::sLogName == name) || (LLFastTimer::sLogName == DEFAULT_METRIC_NAME)));
+}
+
+
+//----------------------------------------------------------------------------------------------
+// LLMetricPerformanceTesterBasic : Tester instance methods
+//----------------------------------------------------------------------------------------------
+
+LLMetricPerformanceTesterBasic::LLMetricPerformanceTesterBasic(std::string name) :
+ mName(name),
+ mCount(0)
+{
+ if (mName == std::string())
+ {
+ llerrs << "LLMetricPerformanceTesterBasic construction invalid : Empty name passed to constructor" << llendl ;
+ }
+
+ mValidInstance = LLMetricPerformanceTesterBasic::addTester(this) ;
+}
+
+LLMetricPerformanceTesterBasic::~LLMetricPerformanceTesterBasic()
+{
+}
+
+void LLMetricPerformanceTesterBasic::preOutputTestResults(LLSD* sd)
+{
+ incrementCurrentCount() ;
+ (*sd)[getCurrentLabelName()]["Name"] = mName ;
+}
+
+void LLMetricPerformanceTesterBasic::postOutputTestResults(LLSD* sd)
+{
+ LLMutexLock lock(LLFastTimer::sLogLock);
+ LLFastTimer::sLogQueue.push((*sd));
+}
+
+void LLMetricPerformanceTesterBasic::outputTestResults()
+{
+ LLSD sd;
+
+ preOutputTestResults(&sd) ;
+ outputTestRecord(&sd) ;
+ postOutputTestResults(&sd) ;
+}
+
+void LLMetricPerformanceTesterBasic::addMetric(std::string str)
+{
+ mMetricStrings.push_back(str) ;
+}
+
+/*virtual*/
+void LLMetricPerformanceTesterBasic::analyzePerformance(std::ofstream* os, LLSD* base, LLSD* current)
+{
+ resetCurrentCount() ;
+
+ std::string current_label = getCurrentLabelName();
+ BOOL in_base = (*base).has(current_label) ;
+ BOOL in_current = (*current).has(current_label) ;
+
+ while(in_base || in_current)
+ {
+ LLSD::String label = current_label ;
+
+ if(in_base && in_current)
+ {
+ *os << llformat("%s\n", label.c_str()) ;
+
+ for(U32 index = 0 ; index < mMetricStrings.size() ; index++)
+ {
+ switch((*current)[label][ mMetricStrings[index] ].type())
+ {
+ case LLSD::TypeInteger:
+ compareTestResults(os, mMetricStrings[index],
+ (S32)((*base)[label][ mMetricStrings[index] ].asInteger()), (S32)((*current)[label][ mMetricStrings[index] ].asInteger())) ;
+ break ;
+ case LLSD::TypeReal:
+ compareTestResults(os, mMetricStrings[index],
+ (F32)((*base)[label][ mMetricStrings[index] ].asReal()), (F32)((*current)[label][ mMetricStrings[index] ].asReal())) ;
+ break;
+ default:
+ llerrs << "unsupported metric " << mMetricStrings[index] << " LLSD type: " << (S32)(*current)[label][ mMetricStrings[index] ].type() << llendl ;
+ }
+ }
+ }
+
+ incrementCurrentCount();
+ current_label = getCurrentLabelName();
+ in_base = (*base).has(current_label) ;
+ in_current = (*current).has(current_label) ;
+ }
+}
+
+/*virtual*/
+void LLMetricPerformanceTesterBasic::compareTestResults(std::ofstream* os, std::string metric_string, S32 v_base, S32 v_current)
+{
+ *os << llformat(" ,%s, %d, %d, %d, %.4f\n", metric_string.c_str(), v_base, v_current,
+ v_current - v_base, (v_base != 0) ? 100.f * v_current / v_base : 0) ;
+}
+
+/*virtual*/
+void LLMetricPerformanceTesterBasic::compareTestResults(std::ofstream* os, std::string metric_string, F32 v_base, F32 v_current)
+{
+ *os << llformat(" ,%s, %.4f, %.4f, %.4f, %.4f\n", metric_string.c_str(), v_base, v_current,
+ v_current - v_base, (fabs(v_base) > 0.0001f) ? 100.f * v_current / v_base : 0.f ) ;
+}
+
+//----------------------------------------------------------------------------------------------
+// LLMetricPerformanceTesterWithSession
+//----------------------------------------------------------------------------------------------
+
+LLMetricPerformanceTesterWithSession::LLMetricPerformanceTesterWithSession(std::string name) :
+ LLMetricPerformanceTesterBasic(name),
+ mBaseSessionp(NULL),
+ mCurrentSessionp(NULL)
+{
+}
+
+LLMetricPerformanceTesterWithSession::~LLMetricPerformanceTesterWithSession()
+{
+ if (mBaseSessionp)
+ {
+ delete mBaseSessionp ;
+ mBaseSessionp = NULL ;
+ }
+ if (mCurrentSessionp)
+ {
+ delete mCurrentSessionp ;
+ mCurrentSessionp = NULL ;
+ }
+}
+
+/*virtual*/
+void LLMetricPerformanceTesterWithSession::analyzePerformance(std::ofstream* os, LLSD* base, LLSD* current)
+{
+ // Load the base session
+ resetCurrentCount() ;
+ mBaseSessionp = loadTestSession(base) ;
+
+ // Load the current session
+ resetCurrentCount() ;
+ mCurrentSessionp = loadTestSession(current) ;
+
+ if (!mBaseSessionp || !mCurrentSessionp)
+ {
+ llerrs << "Error loading test sessions." << llendl ;
+ }
+
+ // Compare
+ compareTestSessions(os) ;
+
+ // Release memory
+ if (mBaseSessionp)
+ {
+ delete mBaseSessionp ;
+ mBaseSessionp = NULL ;
+ }
+ if (mCurrentSessionp)
+ {
+ delete mCurrentSessionp ;
+ mCurrentSessionp = NULL ;
+ }
+}
+
+
+//----------------------------------------------------------------------------------------------
+// LLTestSession
+//----------------------------------------------------------------------------------------------
+
+LLMetricPerformanceTesterWithSession::LLTestSession::~LLTestSession()
+{
+}
+
diff --git a/indra/llcommon/llmetricperformancetester.h b/indra/llcommon/llmetricperformancetester.h
new file mode 100644
index 0000000000..925010ac96
--- /dev/null
+++ b/indra/llcommon/llmetricperformancetester.h
@@ -0,0 +1,206 @@
+/**
+ * @file llmetricperformancetester.h
+ * @brief LLMetricPerformanceTesterBasic and LLMetricPerformanceTesterWithSession classes definition
+ *
+ * $LicenseInfo:firstyear=2004&license=viewerlgpl$
+ * 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_METRICPERFORMANCETESTER_H
+#define LL_METRICPERFORMANCETESTER_H
+
+const std::string DEFAULT_METRIC_NAME("metric");
+
+/**
+ * @class LLMetricPerformanceTesterBasic
+ * @brief Performance Metric Base Class
+ */
+class LL_COMMON_API LLMetricPerformanceTesterBasic
+{
+public:
+ /**
+ * @brief Creates a basic tester instance.
+ * @param[in] name - Unique string identifying this tester instance.
+ */
+ LLMetricPerformanceTesterBasic(std::string name);
+ virtual ~LLMetricPerformanceTesterBasic();
+
+ /**
+ * @return Returns true if the instance has been added to the tester map.
+ * Need to be tested after creation of a tester instance so to know if the tester is correctly handled.
+ * A tester might not be added to the map if another tester with the same name already exists.
+ */
+ BOOL isValid() const { return mValidInstance; }
+
+ /**
+ * @brief Write a set of test results to the log LLSD.
+ */
+ void outputTestResults() ;
+
+ /**
+ * @brief Compare the test results.
+ * By default, compares the test results against the baseline one by one, item by item,
+ * in the increasing order of the LLSD record counter, starting from the first one.
+ */
+ virtual void analyzePerformance(std::ofstream* os, LLSD* base, LLSD* current) ;
+
+ /**
+ * @return Returns the number of the test metrics in this tester instance.
+ */
+ S32 getNumberOfMetrics() const { return mMetricStrings.size() ;}
+ /**
+ * @return Returns the metric name at index
+ * @param[in] index - Index on the list of metrics managed by this tester instance.
+ */
+ std::string getMetricName(S32 index) const { return mMetricStrings[index] ;}
+
+protected:
+ /**
+ * @return Returns the name of this tester instance.
+ */
+ std::string getTesterName() const { return mName ;}
+
+ /**
+ * @brief Insert a new metric to be managed by this tester instance.
+ * @param[in] str - Unique string identifying the new metric.
+ */
+ void addMetric(std::string str) ;
+
+ /**
+ * @brief Compare test results, provided in 2 flavors: compare integers and compare floats.
+ * @param[out] os - Formatted output string holding the compared values.
+ * @param[in] metric_string - Name of the metric.
+ * @param[in] v_base - Base value of the metric.
+ * @param[in] v_current - Current value of the metric.
+ */
+ virtual void compareTestResults(std::ofstream* os, std::string metric_string, S32 v_base, S32 v_current) ;
+ virtual void compareTestResults(std::ofstream* os, std::string metric_string, F32 v_base, F32 v_current) ;
+
+ /**
+ * @brief Reset internal record count. Count starts with 1.
+ */
+ void resetCurrentCount() { mCount = 1; }
+ /**
+ * @brief Increment internal record count.
+ */
+ void incrementCurrentCount() { mCount++; }
+ /**
+ * @return Returns the label to be used for the current count. It's "TesterName"-"Count".
+ */
+ std::string getCurrentLabelName() const { return llformat("%s-%d", mName.c_str(), mCount) ;}
+
+ /**
+ * @brief Write a test record to the LLSD. Implementers need to overload this method.
+ * @param[out] sd - The LLSD record to store metric data into.
+ */
+ virtual void outputTestRecord(LLSD* sd) = 0 ;
+
+private:
+ void preOutputTestResults(LLSD* sd) ;
+ void postOutputTestResults(LLSD* sd) ;
+
+ std::string mName ; // Name of this tester instance
+ S32 mCount ; // Current record count
+ BOOL mValidInstance; // TRUE if the instance is managed by the map
+ std::vector< std::string > mMetricStrings ; // Metrics strings
+
+// Static members managing the collection of testers
+public:
+ // Map of all the tester instances in use
+ typedef std::map< std::string, LLMetricPerformanceTesterBasic* > name_tester_map_t;
+ static name_tester_map_t sTesterMap ;
+
+ /**
+ * @return Returns a pointer to the tester
+ * @param[in] name - Name of the tester instance queried.
+ */
+ static LLMetricPerformanceTesterBasic* getTester(std::string name) ;
+
+ /**
+ * @return Returns TRUE if that metric *or* the default catch all metric has been requested to be logged
+ * @param[in] name - Name of the tester queried.
+ */
+ static BOOL isMetricLogRequested(std::string name);
+
+ /**
+ * @return Returns TRUE if there's a tester defined, FALSE otherwise.
+ */
+ static BOOL hasMetricPerformanceTesters() { return !sTesterMap.empty() ;}
+ /**
+ * @brief Delete all testers and reset the tester map
+ */
+ static void cleanClass() ;
+
+private:
+ // Add a tester to the map. Returns false if adding fails.
+ static BOOL addTester(LLMetricPerformanceTesterBasic* tester) ;
+};
+
+/**
+ * @class LLMetricPerformanceTesterWithSession
+ * @brief Performance Metric Class with custom session
+ */
+class LL_COMMON_API LLMetricPerformanceTesterWithSession : public LLMetricPerformanceTesterBasic
+{
+public:
+ /**
+ * @param[in] name - Unique string identifying this tester instance.
+ */
+ LLMetricPerformanceTesterWithSession(std::string name);
+ virtual ~LLMetricPerformanceTesterWithSession();
+
+ /**
+ * @brief Compare the test results.
+ * This will be loading the base and current sessions and compare them using the virtual
+ * abstract methods loadTestSession() and compareTestSessions()
+ */
+ virtual void analyzePerformance(std::ofstream* os, LLSD* base, LLSD* current) ;
+
+protected:
+ /**
+ * @class LLMetricPerformanceTesterWithSession::LLTestSession
+ * @brief Defines an interface for the two abstract virtual functions loadTestSession() and compareTestSessions()
+ */
+ class LL_COMMON_API LLTestSession
+ {
+ public:
+ virtual ~LLTestSession() ;
+ };
+
+ /**
+ * @brief Convert an LLSD log into a test session.
+ * @param[in] log - The LLSD record
+ * @return Returns the record as a test session
+ */
+ virtual LLMetricPerformanceTesterWithSession::LLTestSession* loadTestSession(LLSD* log) = 0;
+
+ /**
+ * @brief Compare the base session and the target session. Assumes base and current sessions have been loaded.
+ * @param[out] os - The comparison result as a standard stream
+ */
+ virtual void compareTestSessions(std::ofstream* os) = 0;
+
+ LLTestSession* mBaseSessionp;
+ LLTestSession* mCurrentSessionp;
+};
+
+#endif
+
diff --git a/indra/llcommon/llprocesslauncher.cpp b/indra/llcommon/llprocesslauncher.cpp
index 99308c94e7..81e5f8820d 100644
--- a/indra/llcommon/llprocesslauncher.cpp
+++ b/indra/llcommon/llprocesslauncher.cpp
@@ -58,6 +58,11 @@ void LLProcessLauncher::setWorkingDirectory(const std::string &dir)
mWorkingDir = dir;
}
+const std::string& LLProcessLauncher::getExecutable() const
+{
+ return mExecutable;
+}
+
void LLProcessLauncher::clearArguments()
{
mLaunchArguments.clear();
diff --git a/indra/llcommon/llprocesslauncher.h b/indra/llcommon/llprocesslauncher.h
index 479aeb664a..954c249147 100644
--- a/indra/llcommon/llprocesslauncher.h
+++ b/indra/llcommon/llprocesslauncher.h
@@ -47,6 +47,8 @@ public:
void setExecutable(const std::string &executable);
void setWorkingDirectory(const std::string &dir);
+ const std::string& getExecutable() const;
+
void clearArguments();
void addArgument(const std::string &arg);
void addArgument(const char *arg);
diff --git a/indra/llcommon/llsys.cpp b/indra/llcommon/llsys.cpp
index 00c94404d4..10cdc7087b 100644
--- a/indra/llcommon/llsys.cpp
+++ b/indra/llcommon/llsys.cpp
@@ -635,6 +635,26 @@ U32 LLMemoryInfo::getPhysicalMemoryClamped() const
}
}
+//static
+void LLMemoryInfo::getAvailableMemoryKB(U32& avail_physical_mem_kb, U32& avail_virtual_mem_kb)
+{
+#if LL_WINDOWS
+ MEMORYSTATUSEX state;
+ state.dwLength = sizeof(state);
+ GlobalMemoryStatusEx(&state);
+
+ avail_physical_mem_kb = (U32)(state.ullAvailPhys/1024) ;
+ avail_virtual_mem_kb = (U32)(state.ullAvailVirtual/1024) ;
+
+#else
+ //do not know how to collect available memory info for other systems.
+ //leave it blank here for now.
+
+ avail_physical_mem_kb = -1 ;
+ avail_virtual_mem_kb = -1 ;
+#endif
+}
+
void LLMemoryInfo::stream(std::ostream& s) const
{
#if LL_WINDOWS
diff --git a/indra/llcommon/llsys.h b/indra/llcommon/llsys.h
index 39af74e5c8..41a4f25000 100644
--- a/indra/llcommon/llsys.h
+++ b/indra/llcommon/llsys.h
@@ -114,6 +114,9 @@ public:
** be returned.
*/
U32 getPhysicalMemoryClamped() const; ///< Memory size in clamped bytes
+
+ //get the available memory infomation in KiloBytes.
+ static void getAvailableMemoryKB(U32& avail_physical_mem_kb, U32& avail_virtual_mem_kb);
};