Merge branch 'atomic1.LWHists-20221202' into 'master'

LWHists: Make some flag variables atomic.

See merge request atlas/athena!58958

Tools/LWHists/src/LWHistControls.cxx

 /*
-  Copyright (C) 2002-2017 CERN for the benefit of the ATLAS collaboration
+  Copyright (C) 2002-2022 CERN for the benefit of the ATLAS collaboration
 */
 
 
@@ -14,15 +14,16 @@
 
 #include "LWHists/LWHistControls.h"
 #include "LWPools.h"
+#include <atomic>
 
 //____________________________________________________________________
 class LWHistControls::Imp {
 public:
-  static bool s_cleanupOnGetROOT;
-  static bool s_rootBackend;
+  static std::atomic<bool> s_cleanupOnGetROOT;
+  static std::atomic<bool> s_rootBackend;
 };
-bool LWHistControls::Imp::s_cleanupOnGetROOT = true;
-bool LWHistControls::Imp::s_rootBackend = false;
+std::atomic<bool> LWHistControls::Imp::s_cleanupOnGetROOT = true;
+std::atomic<bool> LWHistControls::Imp::s_rootBackend = false;
 
 //____________________________________________________________________
 void LWHistControls::setCleanupOnGetROOT(bool b)

Tools/LWHists/src/LWPools.cxx

 /*
-  Copyright (C) 2002-2017 CERN for the benefit of the ATLAS collaboration
+  Copyright (C) 2002-2022 CERN for the benefit of the ATLAS collaboration
 */
 
 
@@ -16,7 +16,7 @@
 
 //____________________________________________________________________
 LWPools::PoolList LWPools::s_pools;
-long long LWPools::s_bytesDynAlloc = 0;
+std::atomic<long long> LWPools::s_bytesDynAlloc = 0;
 
 //____________________________________________________________________
 LWPools::PoolList::PoolList()

Tools/LWHists/src/LWPools.h

 /*
-  Copyright (C) 2002-2017 CERN for the benefit of the ATLAS collaboration
+  Copyright (C) 2002-2022 CERN for the benefit of the ATLAS collaboration
 */
 
 
@@ -20,6 +20,7 @@
 #include "LWPoolSelector.h"
 #include "LWPool.h"
 #include <cassert>
+#include <atomic>
 
 #define MP_NEW(Class) new(LWPools::acquire(sizeof(Class))) Class
 #define MP_DELETE(Ptr) LWPools::deleteObject(Ptr)
@@ -54,7 +55,7 @@ private:
 private:
   class PoolList;
   static PoolList s_pools;
-  static long long s_bytesDynAlloc;
+  static std::atomic<long long> s_bytesDynAlloc;
   static LWPool * initPool(unsigned poolIndex,unsigned length);
   static LWPool * getPool(unsigned length);
   LWPools( const LWPools & );

Tools/LWHists/src/tests/comphistfiles/jobflags.h

 /*
-  Copyright (C) 2002-2017 CERN for the benefit of the ATLAS collaboration
+  Copyright (C) 2002-2022 CERN for the benefit of the ATLAS collaboration
 */
 
 
+#include <atomic>
+
+
+std::atomic<bool> cfg_report_NaN;
+std::atomic<bool> cfg_ignore_unsupported_style_vars;
+std::atomic<bool> cfg_ignore_errors_related_to_a_non_existant_sumw2_array;
 
-bool cfg_report_NaN;
-bool cfg_ignore_unsupported_style_vars;
-bool cfg_ignore_errors_related_to_a_non_existant_sumw2_array;