8af2ab7bad
* util/i386/pc/grub-mkrescue.in: Pad both floppy images with zeroes, not just the cdrom one.
129 lines
3.4 KiB
Bash
129 lines
3.4 KiB
Bash
#! /bin/sh -e
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# Make GRUB rescue image
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# Copyright (C) 1999,2000,2001,2002,2003,2004,2005,2006,2007 Free Software Foundation, Inc.
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#
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# This file is free software; you can redistribute it and/or modify it
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# under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful, but
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# WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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# General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 51 Franklin St - Suite 330, Boston, MA 02110, USA.
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# Initialize some variables.
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transform="@program_transform_name@"
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prefix=@prefix@
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exec_prefix=@exec_prefix@
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bindir=@bindir@
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libdir=@libdir@
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PACKAGE_NAME=@PACKAGE_NAME@
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PACKAGE_TARNAME=@PACKAGE_TARNAME@
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PACKAGE_VERSION=@PACKAGE_VERSION@
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target_cpu=@target_cpu@
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platform=@platform@
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pkglibdir=${libdir}/`echo ${PACKAGE_TARNAME}/${target_cpu}-${platform} | sed ${transform}`
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grub_mkimage=${bindir}/`echo grub-mkimage | sed ${transform}`
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# Usage: usage
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# Print the usage.
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usage () {
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cat <<EOF
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Usage: grub-mkrescue [OPTION] output_image
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Make GRUB rescue image.
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-h, --help print this message and exit
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-v, --version print the version information and exit
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--modules=MODULES pre-load specified modules MODULES
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--pkglibdir=DIR use images from directory DIR instead of ${pkglibdir}
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--grub-mkimage=FILE use FILE as grub-mkimage
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--image-type=TYPE select floppy or cdrom (default)
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grub-mkimage generates a bootable rescue image of the specified type.
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Report bugs to <grub-devel@gnu.org>.
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EOF
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}
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image_type=cdrom
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input_dir=${pkglibdir}
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grub_mkimage=grub-mkimage
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# Check the arguments.
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for option in "$@"; do
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case "$option" in
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-h | --help)
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usage
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exit 0 ;;
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-v | --version)
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echo "grub-install (GNU GRUB ${PACKAGE_VERSION})"
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exit 0 ;;
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--modules=*)
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modules=`echo "$option" | sed 's/--modules=//'` ;;
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--pkglibdir=*)
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input_dir=`echo "$option" | sed 's/--pkglibdir=//'` ;;
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--grub-mkimage=*)
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grub_mkimage=`echo "$option" | sed 's/--grub-mkimage=//'` ;;
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--image-type=*)
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image_type=`echo "$option" | sed 's/--image-type=//'`
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case "$image_type" in
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floppy|cdrom) ;;
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*)
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echo "Unknown image type \`$image_type'" 1>&2
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exit 1 ;;
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esac ;;
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-*)
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echo "Unrecognized option \`$option'" 1>&2
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usage
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exit 1
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;;
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*)
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if test "x$output_image" != x; then
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echo "Unrecognized option \`$option'" 1>&2
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usage
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exit 1
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fi
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output_image="${option}" ;;
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esac
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done
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if test "x$output_image" = x; then
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usage
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exit 1
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fi
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if [ "x${modules}" = "x" ] ; then
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modules=`cd ${input_dir}/ && ls *.mod`
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fi
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if [ "x${image_type}" = "xfloppy" ] ; then
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floppy_image=${output_image}
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else
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floppy_image=`mktemp`
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fi
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core_img=`mktemp`
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${grub_mkimage} -d ${input_dir}/ -o ${core_img} ${modules}
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cat ${input_dir}/boot.img ${core_img} /dev/zero | dd bs=1024 count=1440 > $floppy_image
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rm -f ${core_img}
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if [ "x${image_type}" = "xfloppy" ] ; then
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exit 0
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fi
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iso_dir=`mktemp -d`
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cp $floppy_image ${iso_dir}/floppy.img
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genisoimage -b floppy.img -o ${output_image} -r ${iso_dir}
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rm -rf ${iso_dir}
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rm -f ${floppy_image}
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exit 0
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