--- a/src/dot.cpp

+++ b/src/dot.cpp

@@ -734,6 +734,8 @@

 //--------------------------------------------------------------------

+#define DIRECT_DOT_RUN 1

+

 DotManager *DotManager::m_theInstance = 0;

 DotManager *DotManager::instance()

@@ -750,6 +752,7 @@

   m_dotRuns.setAutoDelete(TRUE);

   m_dotMaps.setAutoDelete(TRUE);

   m_queue = new DotRunnerQueue;

+#ifndef DIRECT_DOT_RUN  

   int i;

   int numThreads = QMIN(32,Config_getInt("DOT_NUM_THREADS"));

   if (numThreads==0) numThreads = QMAX(1,QThread::idealThreadCount()+1);

@@ -767,6 +770,7 @@

     }

   }

   ASSERT(m_workers.count()>0);

+#endif  

 }

 DotManager::~DotManager()

@@ -834,11 +838,17 @@

   portable_sysTimerStart();

   // fill work queue with dot operations

   DotRunner *dr;

+  int prev=1;

   for (li.toFirst();(dr=li.current());++li)

   {

+#ifdef DIRECT_DOT_RUN  

+    msg("Running dot for graph %d/%d\n",prev,numDotRuns);

+    if(!dr->run()) return FALSE;

+    prev++;

+  };  

+#else  

     m_queue->enqueue(dr);

   }

-  int prev=1;

   // wait for the queue to become empty

   while ((i=m_queue->count())>0)

   {

@@ -865,6 +875,7 @@

   {

     m_workers.at(i)->wait();

   }

+#endif  

   portable_sysTimerStop();

   if (setPath)

   {