use the morse macro to do that

CMakeLists.txt

@@ -258,17 +258,9 @@ set(CHAMELEON_DEP "")
 # ------------------------
 set(CMAKE_THREAD_PREFER_PTHREAD TRUE)
 find_package(Threads REQUIRED)
-if( THREADS_FOUND )
-  string(REGEX REPLACE "-l" "" THREAD_LIBS "${CMAKE_THREAD_LIBS_INIT}")
-  set(CMAKE_THREAD_LIBS_INIT)
-  foreach(_lib ${THREAD_LIBS})
-    find_library(THREADS_${_lib}_LIBRARY NAMES ${_lib}
-      HINTS ${CMAKE_PLATFORM_IMPLICIT_LINK_DIRECTORIES} ${CMAKE_C_IMPLICIT_LINK_DIRECTORIES})
-    if (THREADS_${_lib}_LIBRARY)
-      list(APPEND CMAKE_THREAD_LIBS_INIT ${THREADS_${_lib}_LIBRARY})
-    endif()
-  endforeach()
-  list(APPEND EXTRA_LIBRARIES ${THREADS_${_lib}_LIBRARY})
+if( THREADS_FOUND AND CMAKE_THREAD_LIBS_INIT )
+  libraries_absolute_path(CMAKE_THREAD_LIBS_INIT "")
+  list(APPEND EXTRA_LIBRARIES ${CMAKE_THREAD_LIBS_INIT})
 endif ()
 
 # Add math library to the list of extra
@@ -408,27 +400,10 @@ if(NOT CHAMELEON_SIMULATION)
     if (CHAMELEON_USE_CUDA)
 
         find_package(CUDA REQUIRED)
-        if( CUDA_FOUND )
-          if(WIN32)
-            string(REPLACE ":" ";" _lib_env "$ENV{LIB}")
-          elseif(APPLE)
-            string(REPLACE ":" ";" _lib_env "$ENV{DYLD_LIBRARY_PATH}")
-          else()
-            string(REPLACE ":" ";" _lib_env "$ENV{LD_LIBRARY_PATH}")
-          endif()
-          string(REGEX REPLACE "-l" "" CUDA_LIBS "${CUDA_LIBRARIES}")
-          set(CUDA_LIBRARIES)
-          foreach(_lib ${CUDA_LIBS})
-            find_library(CUDA_${_lib}_LIBRARY NAMES ${_lib}
-              HINTS $ENV{CUDA_ROOT}/lib64 ${_lib_env} ${CMAKE_PLATFORM_IMPLICIT_LINK_DIRECTORIES} ${CMAKE_C_IMPLICIT_LINK_DIRECTORIES})
-            if (CUDA_${_lib}_LIBRARY)
-              list(APPEND CUDA_LIBRARIES ${CUDA_${_lib}_LIBRARY})
-            endif()
-          endforeach()
-        endif ()
         if (CUDA_FOUND)
             message("-- ${Blue}Add definition CHAMELEON_USE_CUDA"
             " - Activate CUDA in Chameleon${ColourReset}")
+            libraries_absolute_path(CUDA_LIBRARIES "$ENV{CUDA_ROOT}/lib64")
             set(EXTRA_LIBRARIES_CUDA)
             set(CHAMELEON_USE_CUDA 1)
             if(CUDA_VERSION VERSION_LESS "3.0")