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#!/bin/sh
# -*- Mode: shell-script -*-
# Copyright (C) 2002 by Chmouel Boudjnah <chmouel@mandrakesoft.com>
# Redistribution of this file is permitted under the terms of the GNU
# Public License (GPL)
# $Id: make-boot-splash-raw 263874 2009-11-30 18:28:33Z pterjan $
: ${splash_dir=/usr/share/bootsplash}
[ $# = 1 -o $# = 2 ] || { echo "usage: $0 <initrd>"; exit 1; }
initrd_file=$1
tmp_dir=
tmp_initrd=
clean_tmp() {
[ -n "$tmp_initrd" ] && rm -f "$tmp_initrd"
[ -n "$tmp_dir" ] && rm -rf "$tmp_dir"
rm -f "$initrd_file.tmp"
return 0
}
clean_and_fail() {
clean_tmp
exit 1
}
initrd_file="$(readlink -f "$initrd_file")"
# warly: we cannot use file command which is in /usr/bin/
# initrd_type=`zcat /boot/initrd-2.6.14-2mdk.ramfs.img | file -`
CPIO=
[ -z "$CPIO" ] && zcat $initrd_file 2>/dev/null | cpio -it --quiet &>/dev/null && CPIO=gz
[ -z "$CPIO" ] && xzcat $initrd_file 2>/dev/null | cpio -it --quiet &>/dev/null && CPIO=xz
if [ -n "$CPIO" ]; then
if [ -x /usr/libexec/plymouth/plymouth-populate-initrd ]; then
tmp_dir=`mktemp -d`
[ -n "$tmp_dir" ] || clean_and_fail
EXTRACT=zcat
COMPRESS="gzip -9"
if [ "xz" = "$CPIO" ]; then
EXTRACT=xzcat
COMPRESS="xz --check=crc32 --lzma2=dict=1MiB"
fi
mkdir $tmp_dir/plymouth
cd $tmp_dir/plymouth || clean_and_fail
$EXTRACT $initrd_file | cpio -id --quiet || clean_and_fail
# If the theme has changed, we should remove the old one first to save space
rm -rf $tmp_dir/plymouth/usr/share/plymouth/themes
/usr/libexec/plymouth/plymouth-populate-initrd -t . || clean_and_fail
find . | \
cpio -R 0:0 -H newc -o --quiet | \
$COMPRESS > $tmp_dir/initrd || clean_and_fail
mv -f $tmp_dir/initrd $initrd_file
fi
else
$splash_dir/scripts/remove-boot-splash $initrd_file
if [ -x /usr/libexec/plymouth/plymouth-populate-initrd ]; then
tmp_initrd=`mktemp`
tmp_dir=`mktemp -d`
[ -n "$tmp_dir" ] && [ -n "$tmp_initrd" ] || clean_and_fail
gzip -dc $initrd_file > $tmp_initrd 2> /dev/null || clean_and_fail
mount -o loop $tmp_initrd $tmp_dir 2> /dev/null || clean_and_fail
rm -rf $tmp_dir/usr/share/plymouth $tmp_dir/usr/lib*/plymouth
/usr/libexec/plymouth/plymouth-populate-initrd -t $tmp_dir
rc=$?
umount $tmp_dir 2>/dev/null
[ $rc -ne 0 ] && clean_and_fail
gzip -9 -c $tmp_initrd > $initrd_file.tmp 2>/dev/null || clean_and_fail
mv -f $initrd_file.tmp $initrd_file
fi
fi
clean_tmp
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