Fixed empty LIBZE_LOADER_FILENAME and LIBCL_LOADER_FILENAME

Variables were set in the nested scope and not propagated to the
parent scope.

The config also has erroneous space before the trailing @ symbol.

Author: oleksandr-pavlyk

libsyclinterface/CMakeLists.txt

@@ -67,8 +67,10 @@ if(DPCTL_ENABLE_L0_PROGRAM_CREATION)
             OUTPUT_VARIABLE LIBZE_LOADER_FILENAME
             OUTPUT_STRIP_TRAILING_WHITESPACE
             ERROR_STRIP_TRAILING_WHITESPACE
-            )
+        )
+        set(LIBZE_LOADER_FILENAME ${LIBZE_LOADER_FILENAME} PARENT_SCOPE)
     endif()
+    set(LIBZE_LOADER_FILENAME ${LIBZE_LOADER_FILENAME} PARENT_SCOPE)  
 endif()
 
 if (UNIX)
@@ -86,8 +88,12 @@ if (UNIX)
     OUTPUT_STRIP_TRAILING_WHITESPACE
     ERROR_STRIP_TRAILING_WHITESPACE
   )
+  set(LIBCL_LOADER_FILENAME ${LIBCL_LOADER_FILENAME} PARENT_SCOPE)
 endif()
 
+message(STATUS "LIB_ZE: ${LIBZE_LOADER_FILENAME}")
+message(STATUS "LIB_CL: ${LIBCL_LOADER_FILENAME}")
+
 configure_file(
     ${CMAKE_CURRENT_SOURCE_DIR}/include/Config/dpctl_config.h.in
     ${CMAKE_CURRENT_SOURCE_DIR}/include/Config/dpctl_config.h

libsyclinterface/include/Config/dpctl_config.h.in

@@ -27,7 +27,7 @@
 
 /* Defined when dpctl was built with level zero program creation enabled. */
 #cmakedefine DPCTL_ENABLE_L0_PROGRAM_CREATION                                  \
-    @DPCTL_ENABLE_L0_PROGRAM_CREATION @
+    @DPCTL_ENABLE_L0_PROGRAM_CREATION@
 
 /* The DPCPP version used to build dpctl */
 #define DPCTL_DPCPP_VERSION "@IntelSycl_VERSION@"