project preemption_delay extends "kernelWithParsers.gpr" is
    PROJECT_DIR := external("CHEDDAR_DIR") & "/src/";

    for Source_Dirs use (PROJECT_DIR & "binaries");

    for Main use ("preemption_delay.adb"); 

    -- only the last definition of Object_Dir is used 
    case kernel.Build is        
        when "Debug" =>
            for Object_Dir use PROJECT_DIR & "binaries/objects/debug";
            for Exec_Dir use PROJECT_DIR;
        when "Release" =>
            for Object_Dir use PROJECT_DIR & "binaries/objects/release";
            for Exec_Dir use PROJECT_DIR;
    end case;
end preemption_delay;