···6767 mark_as_advanced(XRT_SYSTEMD_UNIT_INSTALL_DIR)
6868 endif()
6969 if(XRT_SYSTEMD_UNIT_INSTALL_DIR MATCHES "^/")
7070- # Destination is absolute: prepend only destdir at install time
7171- set(UNIT_DIR "\$ENV{DESTDIR}${XRT_SYSTEMD_UNIT_INSTALL_DIR}")
7070+ # Destination is absolute: prepend only destdir (implicitly) at install time
7171+ set(UNIT_DIR "${XRT_SYSTEMD_UNIT_INSTALL_DIR}")
7272 else()
7373- # Destination is relative: prepend destdir and install prefix at install time
7474- set(UNIT_DIR "\$ENV{DESTDIR}\${CMAKE_INSTALL_PREFIX}/${XRT_SYSTEMD_UNIT_INSTALL_DIR}")
7373+ # Destination is relative: prepend destdir (implicitly) and install prefix at install time
7474+ set(UNIT_DIR "\${CMAKE_INSTALL_PREFIX}/${XRT_SYSTEMD_UNIT_INSTALL_DIR}")
7575 endif()
7676 configure_file(configure_and_install_units.cmake ${CMAKE_CURRENT_BINARY_DIR}/configure_and_install_units.cmake @ONLY)
7777