varying random seed

Signed-off-by: hpcwoess <woessner@hlrs.de>

OpenPass_Source_Code/openPASS/CoreFramework/OpenPassSlave/importer/slaveConfigImporter.cpp

@@ -19,6 +19,10 @@
 
 #include "slaveConfigImporter.h"
 #include "CoreFramework/CoreShare/log.h"
+#include <stdio.h>
+#include <time.h>
+#include <sys/time.h>
+#include <unistd.h>
 
 using namespace Importer;
 using namespace SimulationCommon;
@@ -95,12 +99,19 @@ bool SlaveConfigImporter::ImportExperimentConfig(QDomElement experimentConfigEle
         return false;
     }
 
-    unsigned long randomSeed;
+    unsigned long randomSeed=0;
     if (!ParseULong(experimentConfigElement, "RandomSeed", randomSeed))
     {
-        LOG_INTERN(LogLevel::Error) << "RandomSeed not valid.";
-        return false;
+        //LOG_INTERN(LogLevel::Error) << "RandomSeed not valid.";
+        //return false;
+    }
+    if(randomSeed==0)
+    {
+        struct timeval tv;
+        gettimeofday(&tv,NULL);
+        randomSeed = (unsigned long)tv.tv_usec+getpid();
     }
+
     experimentConfig.randomSeed = static_cast<std::uint32_t>(randomSeed);
 
     bool logCyclicsToCsv;