FindWaylandProtocols.cmake

# from https://github.com/glfw/glfw/blob/master/CMake/modules/FindWaylandProtocols.cmake

find_package(PkgConfig)

pkg_check_modules(WaylandProtocols QUIET wayland-protocols>=${WaylandProtocols_FIND_VERSION})

execute_process(COMMAND ${PKG_CONFIG_EXECUTABLE} --variable=pkgdatadir wayland-protocols
                OUTPUT_VARIABLE WaylandProtocols_PKGDATADIR
                RESULT_VARIABLE _pkgconfig_failed)
if (_pkgconfig_failed)
    message(FATAL_ERROR "Missing wayland-protocols pkgdatadir")
endif()

string(REGEX REPLACE "[\r\n]" "" WaylandProtocols_PKGDATADIR "${WaylandProtocols_PKGDATADIR}")

find_package_handle_standard_args(WaylandProtocols
    FOUND_VAR
        WaylandProtocols_FOUND
    REQUIRED_VARS
        WaylandProtocols_PKGDATADIR
    VERSION_VAR
        WaylandProtocols_VERSION
    HANDLE_COMPONENTS
)

set(WAYLAND_PROTOCOLS_FOUND ${WaylandProtocols_FOUND})
set(WAYLAND_PROTOCOLS_PKGDATADIR ${WaylandProtocols_PKGDATADIR})
set(WAYLAND_PROTOCOLS_VERSION ${WaylandProtocols_VERSION})