# This patch filters out the CUDA stubs directory from the RPATH of the CUDA
# runtime module of hipSYCL.
#
# Inspiration: https://github.com/easybuilders/easybuild-easyconfigs/pull/14382

--- hipSYCL-0.9.2/src/runtime/CMakeLists.txt.orig	2022-03-02 08:22:35.379883966 +0100
+++ hipSYCL-0.9.2/src/runtime/CMakeLists.txt	2022-03-02 08:28:52.125868898 +0100
@@ -81,8 +81,22 @@
   target_include_directories(rt-backend-cuda PRIVATE
     ${HIPSYCL_SOURCE_DIR}/include
     ${CUDA_TOOLKIT_ROOT_DIR}/include)
-  
-  target_link_libraries(rt-backend-cuda PRIVATE hipSYCL-rt ${CUDA_LIBRARIES} ${CUDA_DRIVER_LIBRARY})
+
+  set(hipSYCL_CUDA_LIBS ${CUDA_LIBRARIES} ${CUDA_DRIVER_LIBRARY})
+  foreach(LIB in LISTS hipSYCL_CUDA_LIBS)
+    message("LIB: ${LIB}")
+    if(LIB MATCHES "stubs")
+      message("Filtering ${LIB} from being set in hipSYCL RPATH, because it appears to be the CUDA stubs directory which should not be in the RPATH")
+    else()
+      cmake_path(GET LIB PARENT_PATH LIB_PATH)
+      message("LIBPATH: ${LIB_PATH}")
+      list(APPEND hipSYCL_CUDA_RPATH ${LIB_PATH})
+    endif()
+  endforeach()
+  message("hipSYCL_CUDA_RPATH: ${hipSYCL_CUDA_RPATH}")
+  set_target_properties(rt-backend-cuda PROPERTIES INSTALL_RPATH_USE_LINK_PATH FALSE)
+  set_target_properties(rt-backend-cuda PROPERTIES INSTALL_RPATH "${hipSYCL_CUDA_RPATH}")
+  target_link_libraries(rt-backend-cuda PRIVATE hipSYCL-rt ${hipSYCL_CUDA_LIBS})
 
   install(TARGETS rt-backend-cuda
         RUNTIME DESTINATION bin/hipSYCL