openrc/init.d/mtab.in
Andrew Gregory 8a44067838 Fix shebangs in services to point to the correct location of runscript
SBINDIR and BINDIR can be set independently of PREFIX.  This fixes
broken shebangs in service files when SBINDIR is set to something other
than PREFIX/sbin

Signed-off-by: Andrew Gregory <andrew.gregory.8@gmail.com>
2013-02-23 20:30:39 -06:00

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#!@SBINDIR@/runscript
# Copyright (c) 2007-2008 Roy Marples <roy@marples.name>
# Released under the 2-clause BSD license.
description="Update /etc/mtab to match what the kernel knows about"
depend()
{
need root
keyword -prefix
}
start()
{
if [ -L /etc/mtab ]
then
einfo "Skipping mtab update (mtab is a symbolic link)"
return 0
fi
ebegin "Updating /etc/mtab"
if ! echo 2>/dev/null >/etc/mtab; then
ewend 1 "/etc/mtab is not updateable"
return 0
fi
# With / as tmpfs we cannot umount -at tmpfs in localmount as that
# makes / readonly and dismounts all tmpfs even if in use which is
# not good. Luckily, umount uses /etc/mtab instead of /proc/mounts
# which allows this hack to work.
grep -v "^[! ]* / tmpfs " /proc/mounts > /etc/mtab
# Remove stale backups
rm -f /etc/mtab~ /etc/mtab~~
eend 0
}