Sunshine/cmake/FindSystemd.cmake

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# - Try to find Systemd
# Once done this will define
#
# SYSTEMD_FOUND - system has systemd
# SYSTEMD_USER_UNIT_INSTALL_DIR - the systemd system unit install directory
# SYSTEMD_SYSTEM_UNIT_INSTALL_DIR - the systemd user unit install directory
IF (NOT WIN32)
find_package(PkgConfig QUIET)
if(PKG_CONFIG_FOUND)
pkg_check_modules(SYSTEMD "systemd")
endif()
if (SYSTEMD_FOUND)
execute_process(COMMAND ${PKG_CONFIG_EXECUTABLE}
--variable=systemduserunitdir systemd
OUTPUT_VARIABLE SYSTEMD_USER_UNIT_INSTALL_DIR)
string(REGEX REPLACE "[ \t\n]+" "" SYSTEMD_USER_UNIT_INSTALL_DIR
"${SYSTEMD_USER_UNIT_INSTALL_DIR}")
execute_process(COMMAND ${PKG_CONFIG_EXECUTABLE}
--variable=systemdsystemunitdir systemd
OUTPUT_VARIABLE SYSTEMD_SYSTEM_UNIT_INSTALL_DIR)
string(REGEX REPLACE "[ \t\n]+" "" SYSTEMD_SYSTEM_UNIT_INSTALL_DIR
"${SYSTEMD_SYSTEM_UNIT_INSTALL_DIR}")
mark_as_advanced(SYSTEMD_USER_UNIT_INSTALL_DIR SYSTEMD_SYSTEM_UNIT_INSTALL_DIR)
endif ()
ENDIF ()