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#!/bin/bash -
# febootstrap-to-initramfs
# (C) Copyright 2009 Red Hat Inc.
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
#
# Written by Richard W.M. Jones <rjones@redhat.com>
unset CDPATH
TEMP=`getopt \
-o '' \
--long files:,nocompress,help \
-n febootstrap-to-initramfs -- "$@"`
if [ $? != 0 ]; then
echo "febootstrap-to-initramfs: problem parsing the command line arguments"
exit 1
fi
eval set -- "$TEMP"
compress=yes
files=
usage ()
{
echo "Usage: febootstrap-to-initramfs [--files=filelist] [--nocompress] DIR"
echo "Please read febootstrap-to-initramfs(8) man page for more information."
}
while true; do
case "$1" in
--files)
files=$2
shift 2;;
--help)
usage
exit 0;;
--nocompress)
compress=no
shift;;
--)
shift
break;;
*)
echo "Internal error!"
exit 1;;
esac
done
if [ $# -ne 1 ]; then
usage
exit 1
fi
cd "$1" > /dev/null
if [ ! -f fakeroot.log -a $(id -u) -ne 0 ]; then
echo "no fakeroot.log and not running as root"
exit 1
fi
set -e
(
if [ -f fakeroot.log ]; then
if [ -z "$files" ]; then
fakeroot -i fakeroot.log \
sh -c 'find -not -name fakeroot.log -a -print0 | cpio --quiet -o -0 -H newc'
else
fakeroot -i fakeroot.log \
sh -c 'cpio --quiet -o -H newc' < $files
fi
else
if [ -z "$files" ]; then
find -not -name fakeroot.log -a -print0 | cpio --quiet -o -0 -H newc
else
cpio --quiet -o -H newc < $files
fi
fi
) | (
if [ "$compress" = "yes" ]; then
gzip --best
else
cat
fi
)
|
