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# Copyright 1999-2006 Gentoo Foundation
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# Distributed under the terms of the GNU General Public License v2
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# $Header: /var/cvsroot/gentoo-x86/eclass/mount-boot.eclass,v 1.11 2005/07/06 20:23:20 agriffis Exp $
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#
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# This eclass is really only useful for bootloaders.
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#
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# If the live system has a separate /boot partition configured, then this
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# function tries to ensure that it's mounted in rw mode, exiting with an
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# error if it cant. It does nothing if /boot isn't a separate partition.
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#
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# MAINTAINER: base-system@gentoo.org
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EXPORT_FUNCTIONS pkg_preinst
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mount-boot_mount_boot_partition(){
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# note that /dev/BOOT is in the Gentoo default /etc/fstab file
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local fstabstate="$(cat /etc/fstab | awk '!/^#|^[[:blank:]]+#|^\/dev\/BOOT/ {print $2}' | egrep "^/boot$" )"
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local procstate="$(cat /proc/mounts | awk '{print $2}' | egrep "^/boot$" )"
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local proc_ro="$(cat /proc/mounts | awk '{ print $2, $4 }' | sed -n '/\/boot/{ /[ ,]\?ro[ ,]\?/p }' )"
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if [ -n "${fstabstate}" ] && [ -n "${procstate}" ]; then
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if [ -n "${proc_ro}" ]; then
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einfo
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einfo "Your boot partition, detected as being mounted as /boot, is read-only."
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einfo "Remounting it in read-write mode ..."
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einfo
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mount -o remount,rw /boot &>/dev/null
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if [ "$?" -ne 0 ]; then
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eerror
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eerror "Unable to remount in rw mode. Please do it manually!"
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eerror
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die "Can't remount in rw mode. Please do it manually!"
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fi
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else
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einfo
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einfo "Your boot partition was detected as being mounted as /boot."
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einfo "Files will be installed there for ${PN} to function correctly."
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einfo
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fi
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elif [ -n "${fstabstate}" ] && [ -z "${procstate}" ]; then
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mount /boot -o rw &>/dev/null
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if [ "$?" -eq 0 ]; then
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einfo
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einfo "Your boot partition was not mounted as /boot, but portage"
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einfo "was able to mount it without additional intervention."
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einfo "Files will be installed there for ${PN} to function correctly."
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einfo
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else
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eerror
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eerror "Cannot automatically mount your /boot partition."
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eerror "Your boot partition has to be mounted rw before the installation"
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eerror "can continue. ${PN} needs to install important files there."
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eerror
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die "Please mount your /boot partition manually!"
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fi
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else
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einfo
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einfo "Assuming you do not have a separate /boot partition."
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einfo
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fi
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}
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mount-boot_pkg_preinst(){
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mount-boot_mount_boot_partition
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}
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