cmake_minimum_required(VERSION 3.0) project(clipboard_X11 LANGUAGES C) find_package(PkgConfig) pkg_check_modules(CLIPBOARD_PKGCONFIG REQUIRED x11 xfixes ) add_library(clipboard_X11 STATIC src/x11.c ) target_link_libraries(clipboard_X11 ${CLIPBOARD_PKGCONFIG_LIBRARIES} ) target_include_directories(clipboard_X11 PUBLIC $ $ PRIVATE src ${CLIPBOARD_PKGCONFIG_INCLUDE_DIRS} )