nlohmann dependency

Control/AthenaKernel/CMakeLists.txt

@@ -8,6 +8,7 @@ find_package( Boost COMPONENTS program_options regex filesystem thread )
 find_package( UUID )
 find_package( CLHEP )
 find_package( TBB )
+find_package( nlohmann_json )
 # Only link agains the RT library if it's available.
 find_library( RT_LIBRARY rt )
 if( NOT RT_LIBRARY )
@@ -20,7 +21,7 @@ atlas_add_library( AthenaKernel
    PUBLIC_HEADERS AthenaKernel
    INCLUDE_DIRS ${Boost_INCLUDE_DIRS} ${UUID_INCLUDE_DIRS} 
    PRIVATE_INCLUDE_DIRS ${CLHEP_INCLUDE_DIRS}
-   LINK_LIBRARIES ${Boost_LIBRARIES} ${UUID_LIBRARIES} ${RT_LIBRARY} CxxUtils DataModelRoot GaudiKernel
+   LINK_LIBRARIES ${Boost_LIBRARIES} ${UUID_LIBRARIES} ${RT_LIBRARY} CxxUtils DataModelRoot GaudiKernel nlohmann_json::nlohmann_json
    PRIVATE_LINK_LIBRARIES ${CLHEP_LIBRARIES} ${CMAKE_DL_LIBS} RootUtils )
 
 atlas_add_dictionary( AthenaKernelDict

Control/PerformanceMonitoring/PerfMonEvent/CMakeLists.txt

@@ -6,6 +6,7 @@ atlas_subdir( PerfMonEvent )
 # External dependencies:
 find_package( Python COMPONENTS Development )
 find_package( ROOT COMPONENTS Core Tree MathCore Hist RIO pthread )
+find_package( nlohmann_json )
 
 # We don't have a direct dependency on boost from this package, but if we
 # pick up the dependency implicitly rather than explicitly, we include
@@ -24,7 +25,7 @@ atlas_add_library( PerfMonEvent
                    PUBLIC_HEADERS PerfMonEvent
                    INCLUDE_DIRS ${Python_INCLUDE_DIRS} ${Boost_INCLUDE_DIRS}
                    PRIVATE_INCLUDE_DIRS ${ROOT_INCLUDE_DIRS}
-                   LINK_LIBRARIES ${Python_LIBRARIES} ${Boost_LIBRARIES} GaudiKernel rt
+                   LINK_LIBRARIES ${Python_LIBRARIES} ${Boost_LIBRARIES} GaudiKernel rt nlohmann_json::nlohmann_json
                    PRIVATE_LINK_LIBRARIES ${ROOT_LIBRARIES} )
 
 atlas_add_dictionary( PerfMonEventDict

Control/PerformanceMonitoring/PerfMonKernel/CMakeLists.txt

@@ -5,11 +5,12 @@ atlas_subdir( PerfMonKernel )
 
 # External dependencies:
 find_package( Boost )
+find_package( nlohmann_json )
 
 # Component(s) in the package:
 atlas_add_library( PerfMonKernel
                    src/*.cxx
                    PUBLIC_HEADERS PerfMonKernel
                    INCLUDE_DIRS ${Boost_INCLUDE_DIRS}
-                   LINK_LIBRARIES ${Boost_LIBRARIES} GaudiKernel )
+                   LINK_LIBRARIES ${Boost_LIBRARIES} GaudiKernel nlohmann_json::nlohmann_json )