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#######
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# Find systemd service dir
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# sets variables
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# SYSTEMD_FOUND
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# SYSTEMD_SERVICES_INSTALL_DIR
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find_package(PkgConfig QUIET REQUIRED)
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if (NOT SYSTEMD_FOUND)
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pkg_check_modules(SYSTEMD "systemd")
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endif()
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if (SYSTEMD_FOUND AND "${SYSTEMD_SERVICES_INSTALL_DIR}" STREQUAL "")
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execute_process(COMMAND ${PKG_CONFIG_EXECUTABLE}
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--variable=systemdsystemunitdir systemd
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OUTPUT_VARIABLE SYSTEMD_SERVICES_INSTALL_DIR)
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string(REGEX REPLACE "[ \t\n]+" "" SYSTEMD_SERVICES_INSTALL_DIR
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"${SYSTEMD_SERVICES_INSTALL_DIR}")
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elseif (NOT SYSTEMD_FOUND AND SYSTEMD_SERVICES_INSTALL_DIR)
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message (FATAL_ERROR "Variable SYSTEMD_SERVICES_INSTALL_DIR is\
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defined, but we can't find systemd using pkg-config")
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endif()
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if (SYSTEMD_FOUND)
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message(STATUS "systemd services install dir: ${SYSTEMD_SERVICES_INSTALL_DIR}")
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endif()
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