units: add optional tmp.service

units/tmp.mount

@@ -14,6 +14,3 @@ What=tmpfs
 Where=/tmp
 Type=tmpfs
 Options=mode=1777
-
-[Install]
-WantedBy=local-fs.target

units/tmp.service

@@ -0,0 +1,21 @@
+#  This file is part of systemd.
+#
+#  systemd is free software; you can redistribute it and/or modify it
+#  under the terms of the GNU General Public License as published by
+#  the Free Software Foundation; either version 2 of the License, or
+#  (at your option) any later version.
+
+[Unit]
+Description=Temporary Directory
+DefaultDependencies=no
+Requires=tmp.mount
+After=tmp.mount
+Before=local-fs.target
+
+[Service]
+Type=oneshot
+RemainAfterExit=yes
+ExecStart=/bin/mkdir -p -m1777 /tmp/.X11-unix /tmp/.ICE-unix ; -/sbin/restorecon /tmp/.X11-unix /tmp/.ICE-unix
+
+[Install]
+WantedBy=local-fs.target

units/tmpwatch.timer

@@ -7,7 +7,6 @@
 
 [Unit]
 Description=Daily Cleanup of Temporary Directories
-DefaultDependencies=no
 
 [Timer]
 OnBootSec=1d