etc-gentoo/init.d/._cfg0000_mtab

40 lines
1000 B
Plaintext
Executable File

#!/sbin/openrc-run
# 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
return 0
fi
ebegin "Updating /etc/mtab"
vewarn "The support for updating /etc/mtab as a file is"
vewarn "deprecated and will be removed in the future."
vewarn "Please run the following command as root on your system."
vewarn
vewarn "ln -snf /proc/self/mounts /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
}