#!/bin/sh

PREREQ="klibc"

prereqs()
{
	echo "$PREREQ"
}

case $1 in
# get pre-requisites
prereqs)
	prereqs
	exit 0
	;;
esac

# busybox
if [ "${BUSYBOX}" != "n" ] && [ -e ${BUSYBOXDIR}/busybox ]; then
	. /usr/share/initramfs-tools/hook-functions
	# Busybox is configured to prefer its own applets, so remove
	# duplication from klibc.
	for cmd in `${BUSYBOXDIR}/busybox | sed -n '/functions:$/,$p' \
		| tail -n +2 \
		| sed -e 's/[[:space:]]*//g; s/,$//; s/,/\n/g; /busybox/d'`; do
		rm -f ${DESTDIR}/bin/${cmd}
	done
	rm -f ${DESTDIR}/bin/sh
	rm -f ${DESTDIR}/bin/busybox
	copy_exec ${BUSYBOXDIR}/busybox /bin/busybox
	ln -s busybox ${DESTDIR}/bin/sh
	# klibc's version is just wrong; patch sent upstream by maks
	rm -f ${DESTDIR}/bin/chroot
	# klibc's version can't display mounts, which casper needs; fuse
	# needs /bin/mount to exist, so add a symlink
	rm -f ${DESTDIR}/bin/mount
	ln -s busybox ${DESTDIR}/bin/mount
	# ... but some scripts expect /bin/sleep to exist. Boo.
	ln -s busybox ${DESTDIR}/bin/sleep
	# ... our scripts expect /bin/egrep to exist. LP: #1315755
	ln -s busybox ${DESTDIR}/bin/egrep
	# Useless
	for cmd in minips nuke sh.shared; do
		rm -f ${DESTDIR}/bin/${cmd}
	done
fi