fix print option

Author: Angelyr

support/CMakeLists.txt

@@ -35,7 +35,7 @@ target_include_directories(support INTERFACE
 $<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}/support>
 $<INSTALL_INTERFACE:include>)
 
-option(PP_PRINT_ENABLED ON)
+option(PP_PRINT_ENABLED "PUMIPIC print statements enabled" ON)
 if(PP_PRINT_ENABLED)
   add_definitions(-DPP_PRINT_ENABLED)
   target_compile_definitions(support INTERFACE -DPP_PRINT_ENABLED)