Fix Debug builds with old ninja versions (#478)

Author: FreeSlave

cl_dll/CMakeLists.txt

@@ -233,6 +233,8 @@ install( TARGETS ${CLDLL_LIBRARY}
 	    GROUP_READ GROUP_EXECUTE
 		WORLD_READ WORLD_EXECUTE )
 
-add_custom_command(TARGET ${CLDLL_LIBRARY}
+if(CMAKE_BUILD_TYPE MATCHES "Release")
+	add_custom_command(TARGET ${CLDLL_LIBRARY}
 			POST_BUILD DEPENDS ${CLDLL_LIBRARY}
-			COMMAND $<$<CONFIG:release>:${CMAKE_STRIP}> -s $<TARGET_FILE:${CLDLL_LIBRARY}>)
+			COMMAND ${CMAKE_STRIP} -s $<TARGET_FILE:${CLDLL_LIBRARY}>)
+endif()

dlls/CMakeLists.txt

@@ -194,6 +194,8 @@ install( TARGETS ${SVDLL_LIBRARY}
 	    GROUP_READ GROUP_EXECUTE
 		WORLD_READ WORLD_EXECUTE)
 
-add_custom_command(TARGET ${SVDLL_LIBRARY}
+if(CMAKE_BUILD_TYPE MATCHES "Release")
+	add_custom_command(TARGET ${SVDLL_LIBRARY}
 			POST_BUILD DEPENDS ${SVDLL_LIBRARY}
-			COMMAND $<$<CONFIG:release>:${CMAKE_STRIP}> -s $<TARGET_FILE:${SVDLL_LIBRARY}>)
+			COMMAND ${CMAKE_STRIP} -s $<TARGET_FILE:${SVDLL_LIBRARY}>)
+endif()