CMake: fix using Geant4 internal clhep

the target is now(?) prefixed with Geant4:: otherwise we get a linking error
AIDASoft · Nov 19, 2024 · 6310217 · 6310217
1 parent a39add6
commit 6310217
Showing 1 changed file with 5 additions and 1 deletion.
diff --git a/cmake/DD4hepBuild.cmake b/cmake/DD4hepBuild.cmake
@@ -843,7 +843,11 @@ MACRO(DD4HEP_SETUP_GEANT4_TARGETS)
         PROPERTIES
         INTERFACE_INCLUDE_DIRECTORIES "${Geant4_INCLUDE_DIRS}"
       )
-      TARGET_LINK_LIBRARIES(CLHEP::CLHEP INTERFACE G4clhep)
+      if(TARGET Geant4::G4clhep)
+        TARGET_LINK_LIBRARIES(CLHEP::CLHEP INTERFACE Geant4::G4clhep)
+      else()
+        TARGET_LINK_LIBRARIES(CLHEP::CLHEP INTERFACE G4clhep)
+      endif()
 
     else()
       IF(NOT TARGET CLHEP::CLHEP)