40 lines
1000 B
Plaintext
40 lines
1000 B
Plaintext
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#!/sbin/openrc-run
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# Copyright (c) 2007-2008 Roy Marples <roy@marples.name>
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# Released under the 2-clause BSD license.
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description="Update /etc/mtab to match what the kernel knows about"
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depend()
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{
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need root
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keyword -prefix
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}
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start()
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{
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if [ -L /etc/mtab ]; then
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return 0
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fi
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ebegin "Updating /etc/mtab"
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vewarn "The support for updating /etc/mtab as a file is"
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vewarn "deprecated and will be removed in the future."
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vewarn "Please run the following command as root on your system."
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vewarn
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vewarn "ln -snf /proc/self/mounts /etc/mtab"
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if ! echo 2>/dev/null >/etc/mtab; then
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ewend 1 "/etc/mtab is not updateable"
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return 0
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fi
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# With / as tmpfs we cannot umount -at tmpfs in localmount as that
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# makes / readonly and dismounts all tmpfs even if in use which is
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# not good. Luckily, umount uses /etc/mtab instead of /proc/mounts
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# which allows this hack to work.
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grep -v "^[! ]* / tmpfs " /proc/mounts > /etc/mtab
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# Remove stale backups
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rm -f /etc/mtab~ /etc/mtab~~
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eend 0
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}
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