Using find_package(Threads REQUIRED) instead of linking pthread directly (#1324)

* Linking to Threads::Threads instead of pthread directly 
* moved rt linking to slsSupportObject and only enable for linux

slsDetectorServers/ctbDetectorServer/CMakeLists.txt

@@ -37,7 +37,9 @@ target_compile_definitions(ctbDetectorServer_virtual
 )
 
 target_link_libraries(ctbDetectorServer_virtual
-    PUBLIC pthread rt m slsProjectCSettings
+    PUBLIC 
+    m 
+    slsProjectCSettings
 )
 
 set_target_properties(ctbDetectorServer_virtual PROPERTIES

slsDetectorServers/eigerDetectorServer/CMakeLists.txt

@@ -30,7 +30,8 @@ target_compile_definitions(eigerDetectorServer_virtual
 )
 
 target_link_libraries(eigerDetectorServer_virtual
-    PUBLIC pthread rt slsProjectCSettings
+    PUBLIC 
+        slsProjectCSettings
 )
 
 set_target_properties(eigerDetectorServer_virtual PROPERTIES

slsDetectorServers/gotthard2DetectorServer/CMakeLists.txt

@@ -31,7 +31,8 @@ target_compile_definitions(gotthard2DetectorServer_virtual
 )
 
 target_link_libraries(gotthard2DetectorServer_virtual
-    PUBLIC pthread rt slsProjectCSettings
+    PUBLIC 
+        slsProjectCSettings
 )
 
 set_target_properties(gotthard2DetectorServer_virtual PROPERTIES

slsDetectorServers/jungfrauDetectorServer/CMakeLists.txt

@@ -29,7 +29,8 @@ target_compile_definitions(jungfrauDetectorServer_virtual
 )
 
 target_link_libraries(jungfrauDetectorServer_virtual
-    PUBLIC pthread rt slsProjectCSettings
+    PUBLIC 
+        slsProjectCSettings
 )
 
 set_target_properties(jungfrauDetectorServer_virtual PROPERTIES

slsDetectorServers/moenchDetectorServer/CMakeLists.txt

@@ -29,7 +29,8 @@ target_compile_definitions(moenchDetectorServer_virtual
 )
 
 target_link_libraries(moenchDetectorServer_virtual
-    PUBLIC pthread rt slsProjectCSettings
+    PUBLIC 
+        slsProjectCSettings
 )
 
 set_target_properties(moenchDetectorServer_virtual PROPERTIES

slsDetectorServers/mythen3DetectorServer/CMakeLists.txt

@@ -33,7 +33,8 @@ target_compile_definitions(mythen3DetectorServer_virtual
 )
 
 target_link_libraries(mythen3DetectorServer_virtual
-    PUBLIC pthread rt slsProjectCSettings
+    PUBLIC 
+        slsProjectCSettings
 )
 
 set_target_properties(mythen3DetectorServer_virtual PROPERTIES

slsDetectorServers/xilinx_ctbDetectorServer/CMakeLists.txt

@@ -31,7 +31,9 @@ target_compile_definitions(xilinx_ctbDetectorServer_virtual
 )
 
 target_link_libraries(xilinx_ctbDetectorServer_virtual
-    PUBLIC pthread rt m slsProjectCSettings
+    PUBLIC 
+        m 
+        slsProjectCSettings
 )
 
 set_target_properties(xilinx_ctbDetectorServer_virtual PROPERTIES