#
# Find systemd service dir

pkg_check_modules(SYSTEMD "systemd")
if(SYSTEMD_FOUND AND "${SYSTEMD_SERVICES_INSTALL_DIR}" STREQUAL "")
  execute_process(
    COMMAND ${PKG_CONFIG_EXECUTABLE} --variable=systemdsystemunitdir systemd
    OUTPUT_VARIABLE SYSTEMD_SERVICES_INSTALL_DIR)
  string(REGEX REPLACE "[ \t\n]+" "" SYSTEMD_SERVICES_INSTALL_DIR
                       "${SYSTEMD_SERVICES_INSTALL_DIR}")
elseif(NOT SYSTEMD_FOUND AND SYSTEMD_SERVICES_INSTALL_DIR)
  message(FATAL_ERROR "Variable SYSTEMD_SERVICES_INSTALL_DIR is\
		defined, but we can't find systemd using pkg-config")
endif()

if(SYSTEMD_FOUND)
  set(WITH_SYSTEMD "ON")
  message(
    STATUS "systemd services install dir: ${SYSTEMD_SERVICES_INSTALL_DIR}")
else()
  set(WITH_SYSTEMD "OFF")
endif(SYSTEMD_FOUND)