Merge branch 'recalgs' into 'master'

RecAlgs: enable thread-checker and fix warnings

See merge request atlas/athena!53782

Reconstruction/RecAlgs/ATLAS_CHECK_THREAD_SAFETY

+Reconstruction/RecAlgs

Reconstruction/RecAlgs/CMakeLists.txt

-# Copyright (C) 2002-2020 CERN for the benefit of the ATLAS collaboration
+# Copyright (C) 2002-2022 CERN for the benefit of the ATLAS collaboration
 
 # Declare the package name:
 atlas_subdir( RecAlgs )
@@ -11,4 +11,4 @@ atlas_add_component( RecAlgs
                      src/*.cxx
                      src/components/*.cxx
                      INCLUDE_DIRS ${ROOT_INCLUDE_DIRS}
-                     LINK_LIBRARIES ${ROOT_LIBRARIES} AthenaBaseComps xAODEventInfo GaudiKernel RecEvent )
+                     LINK_LIBRARIES ${ROOT_LIBRARIES} AthenaBaseComps CxxUtils xAODEventInfo GaudiKernel RecEvent )

Reconstruction/RecAlgs/src/AppStopAlg.cxx

 /*
-  Copyright (C) 2002-2018 CERN for the benefit of the ATLAS collaboration
+  Copyright (C) 2002-2022 CERN for the benefit of the ATLAS collaboration
 */
 #include "AppStopAlg.h"
+#include "CxxUtils/checker_macros.h"
 #include "GaudiKernel/IEventProcessor.h"
 #include "csignal"
 
 
 namespace
 {
-  volatile std::sig_atomic_t gSignalStatus=0;
+  volatile std::sig_atomic_t gSignalStatus ATLAS_THREAD_SAFE = 0;
 }
  
 

Reconstruction/RecAlgs/src/TimingAlg.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
 */
 
 #ifndef RECALGS_TIMINGALG_H
@@ -8,6 +8,7 @@
 // Gaudi includes
 #include "GaudiKernel/ServiceHandle.h"
 #include "AthenaBaseComps/AthAlgorithm.h"
+#include "CxxUtils/checker_macros.h"
 #include <string>
 #include <sys/time.h>
 #include <sys/resource.h>
@@ -21,7 +22,7 @@ from a getrusage call to the vector.
 @author Rolf Seuster <seuster AT cern.ch>
 */
 
-class TimingAlg : public AthAlgorithm
+class ATLAS_NOT_THREAD_SAFE TimingAlg : public AthAlgorithm
 {
  public: