130 lines
4 KiB
Bash
130 lines
4 KiB
Bash
#!/bin/sh
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# Make GRUB rescue image
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# Copyright (C) 1999,2000,2001,2002,2003,2004,2005,2006,2007,2008,2009,2010,2011,2012 Free Software Foundation, Inc.
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#
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# GRUB is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# GRUB is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU 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 GRUB. If not, see <http://www.gnu.org/licenses/>.
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# Initialize some variables.
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compression=auto
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format=
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source=
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# Usage: usage
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# Print the usage.
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usage () {
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formats="i386-coreboot i386-multiboot i386-pc i386-pc-pxe i386-efi i386-ieee1275 i386-qemu x86_64-efi mipsel-yeeloong-flash mipsel-fuloong2f-flash mipsel-loongson-elf powerpc-ieee1275 sparc64-ieee1275-raw sparc64-ieee1275-aout ia64-efi mips-arc mipsel-qemu_mips-elf mips-qemu_mips-flash mipsel-qemu_mips-flash mips-qemu_mips-elf"
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gettext_printf "Usage: %s [OPTION] SOURCE...\n" "$self"
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gettext "Generate a standalone image (containing all modules) in the selected format"
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echo
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print_option_help "-h, --help" "$(gettext "print this message and exit")"
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print_option_help "-o, --output=$(gettext FILE)" "$(gettext "save output in FILE [required]")"
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print_option_help "-O, --format=$(gettext "FORMAT")" "$(gettext "generate an image in FORMAT")"; echo
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print_option_help "" "$(gettext "available formats:") $formats"
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echo
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print_option_help "-C, --compression=(xz|none|auto)" "$(gettext "choose the compression to use for core image")"
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grub_print_install_files_help
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echo
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gettext "Report bugs to <bug-grub@gnu.org>."; echo
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}
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# Check the arguments.
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while test $# -gt 0
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do
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grub_process_install_options "$@"
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case "$grub_process_install_options_consumed" in
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1) shift; continue;;
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2) shift; shift; continue;;
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esac
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option=$1
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shift
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case "$option" in
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-h | --help)
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usage
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exit 0 ;;
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-o | --output)
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output_image=`argument $option "$@"`; shift ;;
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--output=*)
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output_image=`echo "$option" | sed 's/--output=//'` ;;
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--compression | -C)
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compression=`argument $option "$@"`; shift ;;
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--compression=*)
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compression=`echo "${option}" | sed 's/--compression=//'` ;;
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--format | -O)
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format=`argument $option "$@"`; shift ;;
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--format=*)
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format=`echo "${option}" | sed 's/--format=//'` ;;
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*)
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source="${source} ${option} $@"; break ;;
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esac
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done
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if [ "x${output_image}" = x ] ; then
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gettext "output file must be specified" >&2
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echo >&2
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usage
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exit 1
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fi
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if [ "x${format}" = x ] ; then
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gettext "Target format not specified (use the -O option)." >&2
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echo >&2
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exit 1
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fi
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if [ "x$source_directory" = x ] ; then
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cpu="`echo $format | awk -F - '{ print $1; }'`"
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platform="`echo $format | awk -F - '{ print $2; }'`"
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case "$platform" in
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yeeloong | fuloong | fuloong2f | fuloong2e)
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platform=loongson ;;
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esac
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case "$cpu-$platform" in
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mips-loongson)
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cpu=mipsel ;;
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esac
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source_directory="${libdir}/@PACKAGE@/$cpu-$platform"
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fi
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. "${source_directory}"/modinfo.sh
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set $grub_mkimage dummy
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if test -f "$1"; then
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:
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else
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echo "$1: Not found." 1>&2
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exit 1
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fi
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memdisk_dir="`mktemp -d "${TMPDIR:-/tmp}/tmp.XXXXXXXXXX"`" || exit 1
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grub_install_files "${source_directory}" "${memdisk_dir}"/boot/grub "${grub_modinfo_target_cpu}-${grub_modinfo_platform}"
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for file in $source; do
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cp -f "$file" "${memdisk_dir}"/"$file";
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done
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memdisk_img=`mktemp "${TMPDIR:-/tmp}/tmp.XXXXXXXXXX"` || exit 1
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(cd "${memdisk_dir}"; tar -cf - * $source) > "${memdisk_img}"
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rm -rf "${memdisk_dir}"
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"$grub_mkimage" -O "${format}" -C "$compression" -d "${source_directory}" -m "${memdisk_img}" -o "$output_image" --prefix='(memdisk)/boot/grub' memdisk tar $grub_decompression_module $modules
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rm -rf "${memdisk_img}"
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exit 0
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