Fix path comparison for install components in cmake

CMakeLists.txt

@@ -71,7 +71,9 @@ add_library(hip_hcc OBJECT ${SOURCE_FILES})
 
 #install(TARGETS hip_hcc DESTINATION ${HIP_INSTALL_DIR}/lib)
 install(DIRECTORY ${PROJECT_BINARY_DIR}/CMakeFiles/hip_hcc.dir/src/ DESTINATION ${HIP_INSTALL_DIR}/lib)
-if(NOT ${HIP_INSTALL_DIR} MATCHES ${CMAKE_CURRENT_SOURCE_DIR})
+set(EXECUTE_COMMAND test ${HIP_INSTALL_DIR} -ef ${CMAKE_CURRENT_SOURCE_DIR})
+execute_process(COMMAND ${EXECUTE_COMMAND} RESULT_VARIABLE INSTALL_SOURCE)
+if(NOT ${INSTALL_SOURCE} EQUAL 0)
     install(DIRECTORY src DESTINATION ${HIP_INSTALL_DIR})
     install(DIRECTORY bin DESTINATION ${HIP_INSTALL_DIR} USE_SOURCE_PERMISSIONS)
     install(DIRECTORY include DESTINATION ${HIP_INSTALL_DIR})