feat: add runit support

assets/pkg/aur/README.md

@@ -15,3 +15,4 @@ There are three packages that follow standard conventions:
 Summary of what to do to install service files anyways:
 * **systemd:** Copy `assets/services/systemd.service` to `/etc/systemd/system/lidm.service` and enable the service (`systemctl enable lidm`)
 * **dinit:** Copy `assets/services/dinit` to `/etc/dinit.d/lidm` and enable the service (`dinitctl enable lidm`)
+* **runit:** Copy `assets/services/runit/` to `/etc/runit/sv/lidm/`, add the service (`ln -s /etc/runit/sv/lidm /run/runit/service`) and enable it (`sv enable lidm`)

assets/services/runit/conf

@@ -0,0 +1,5 @@
+BAUD_RATE=38400
+TERM_NAME=linux
+
+TTY=tty7
+EXEC_PATH=/bin/lidm

assets/services/runit/finish

@@ -0,0 +1,5 @@
+#!/bin/sh
+
+[ -r conf ] && . ./conf
+
+exec utmpset -w $TTY

assets/services/runit/run

@@ -0,0 +1,15 @@
+#!/bin/sh
+
+[ -r conf ] && . ./conf
+
+if [ -x /sbin/getty -o -x /bin/getty ]; then
+	# busybox
+	GETTY=getty
+elif [ -x /sbin/agetty -o -x /bin/agetty ]; then
+	# util-linux
+	GETTY=agetty
+fi
+
+exec setsid ${GETTY} ${GETTY_ARGS} \
+	"${TTY}" "${TERM_NAME}" \
+	-n -l "${EXEC_PATH}" -o 7