if(NOT X_VCPKG_FORCE_VCPKG_X_LIBRARIES AND NOT VCPKG_TARGET_IS_WINDOWS)
    message(STATUS "Utils and libraries provided by '${PORT}' should be provided by your system! Install the required packages or force vcpkg libraries by setting X_VCPKG_FORCE_VCPKG_X_LIBRARIES in your triplet!")
    set(VCPKG_POLICY_EMPTY_PACKAGE enabled)
else()

vcpkg_from_gitlab(
    GITLAB_URL https://gitlab.freedesktop.org/xorg
    OUT_SOURCE_PATH SOURCE_PATH
    REPO lib/libsm
    REF a52c79544fcd6b5e2242b9122dfaa34be07aebb2 # 1.2.3
    SHA512  379e450d90e61d80d4fea8449a582b3eee3968bef137022053cb3bd51fa2815d8fccc43ff11e3b593c4a67ad64e93209c25111a20ac88e38c1f663cd274f5d56
    HEAD_REF master
    PATCHES windows.patch
            missing-include.patch # avoids: warning C4013: '_getpid' undefined; assuming extern returning int
) 

set(ENV{ACLOCAL} "aclocal -I \"${CURRENT_INSTALLED_DIR}/share/xorg/aclocal/\"")

vcpkg_configure_make(
    SOURCE_PATH "${SOURCE_PATH}"
    AUTOCONFIG
)

vcpkg_install_make()
vcpkg_fixup_pkgconfig()

file(REMOVE_RECURSE "${CURRENT_PACKAGES_DIR}/debug/include")
file(REMOVE_RECURSE "${CURRENT_PACKAGES_DIR}/debug/share")

# Handle copyright
file(INSTALL "${SOURCE_PATH}/COPYING" DESTINATION "${CURRENT_PACKAGES_DIR}/share/${PORT}" RENAME copyright)
endif()