target_sources(bull-core
        PRIVATE
            ${CMAKE_CURRENT_SOURCE_DIR}/Display.cpp
            ${CMAKE_CURRENT_SOURCE_DIR}/Display.hpp
            ${CMAKE_CURRENT_SOURCE_DIR}/ErrorHandler.cpp
            ${CMAKE_CURRENT_SOURCE_DIR}/ErrorHandler.hpp
        )


target_sources(bull-core
        PRIVATE
            ${CMAKE_CURRENT_SOURCE_DIR}/Display.cpp
            ${CMAKE_CURRENT_SOURCE_DIR}/Display.hpp
            ${CMAKE_CURRENT_SOURCE_DIR}/ErrorHandler.cpp
            ${CMAKE_CURRENT_SOURCE_DIR}/ErrorHandler.hpp
            ${CMAKE_CURRENT_SOURCE_DIR}/Xlib.hpp
        )


Add header file to build
[Core/Xlib] Add header file to build
