dracut/vmklive: enable espeakup if live.screenreader is in kcl

dracut/vmklive/module-setup.sh

@@ -27,4 +27,5 @@ install() {
     inst_hook pre-pivot 02 "$moddir/display-manager-autologin.sh"
     inst_hook pre-pivot 02 "$moddir/getty-serial.sh"
     inst_hook pre-pivot 03 "$moddir/locale.sh"
+    inst_hook pre-pivot 04 "$moddir/screenreader.sh"
 }

dracut/vmklive/screenreader.sh

@@ -0,0 +1,9 @@
+#!/bin/sh -x
+# -*- mode: shell-script; indent-tabs-mode: nil; sh-basic-offset: 4; -*-
+# ex: ts=8 sw=4 sts=4 et filetype=sh
+
+type getargbool >/dev/null 2>&1 || . /lib/dracut-lib.sh
+
+if getargbool 0 live.screenreader && [ -d "${NEWROOT}/etc/sv/espeakup" ]; then
+	ln -s /etc/sv/espeakup "${NEWROOT}/etc/runit/runsvdir/current/"
+fi