265 lines
6.6 KiB
Bash
265 lines
6.6 KiB
Bash
#! /bin/sh
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set -e
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# grub-mkconfig helper script.
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# Copyright (C) 2006,2007,2008,2009,2010 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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transform="@program_transform_name@"
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prefix=@prefix@
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exec_prefix=@exec_prefix@
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libdir=@libdir@
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locale_dir=`echo ${GRUB_PREFIX}/locale | sed ${transform}`
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grub_lang=`echo $LANG | cut -d _ -f 1`
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. ${libdir}/grub/grub-mkconfig_lib
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# Do this as early as possible, since other commands might depend on it.
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# (e.g. the `loadfont' command might need lvm or raid modules)
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for i in ${GRUB_PRELOAD_MODULES} ; do
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echo "insmod $i"
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done
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if [ "x${GRUB_DEFAULT}" = "x" ] ; then GRUB_DEFAULT=0 ; fi
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if [ "x${GRUB_DEFAULT}" = "xsaved" ] ; then GRUB_DEFAULT='${saved_entry}' ; fi
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if [ "x${GRUB_TIMEOUT}" = "x" ] ; then GRUB_TIMEOUT=5 ; fi
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if [ "x${GRUB_GFXMODE}" = "x" ] ; then GRUB_GFXMODE=640x480 ; fi
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if [ "x${GRUB_DEFAULT_BUTTON}" = "x" ] ; then GRUB_DEFAULT_BUTTON="$GRUB_DEFAULT" ; fi
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if [ "x${GRUB_DEFAULT_BUTTON}" = "xsaved" ] ; then GRUB_DEFAULT_BUTTON='${saved_entry}' ; fi
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if [ "x${GRUB_TIMEOUT_BUTTON}" = "x" ] ; then GRUB_TIMEOUT_BUTTON="$GRUB_TIMEOUT" ; fi
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cat << EOF
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if [ -s \$prefix/grubenv ]; then
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load_env
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fi
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EOF
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if [ "x$GRUB_BUTTON_CMOS_ADDRESS" != "x" ]; then
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cat <<EOF
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if cmostest $GRUB_BUTTON_CMOS_ADDRESS ; then
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set default="${GRUB_DEFAULT_BUTTON}"
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else
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set default="${GRUB_DEFAULT}"
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fi
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EOF
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else
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cat <<EOF
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set default="${GRUB_DEFAULT}"
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EOF
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fi
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cat <<EOF
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if [ "\${prev_saved_entry}" ]; then
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set saved_entry="\${prev_saved_entry}"
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save_env saved_entry
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set prev_saved_entry=
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save_env prev_saved_entry
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set boot_once=true
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fi
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function savedefault {
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if [ -z "\${boot_once}" ]; then
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saved_entry="\${chosen}"
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save_env saved_entry
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fi
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}
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function load_video {
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EOF
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if [ -n "${GRUB_VIDEO_BACKEND}" ]; then
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cat <<EOF
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insmod ${GRUB_VIDEO_BACKEND}
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EOF
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else
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# Insert all available backends; GRUB will use the most appropriate.
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for backend in $(cat "${GRUB_PREFIX}/video.lst"); do
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cat <<EOF
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insmod ${backend}
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EOF
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done
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fi
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cat <<EOF
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}
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EOF
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serial=0;
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gfxterm=0;
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for x in ${GRUB_TERMINAL_INPUT} ${GRUB_TERMINAL_OUTPUT}; do
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if [ xserial = "x$x" ]; then
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serial=1;
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fi
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if [ xgfxterm = "x$x" ]; then
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gfxterm=1;
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fi
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done
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if [ "x$serial" = x1 ]; then
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if ! test -e ${GRUB_PREFIX}/serial.mod ; then
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echo "Serial terminal not available on this platform." >&2 ; exit 1
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fi
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if [ "x${GRUB_SERIAL_COMMAND}" = "x" ] ; then
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grub_warn "Requested serial terminal but GRUB_SERIAL_COMMAND is unspecified. Default parameters will be used."
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GRUB_SERIAL_COMMAND=serial
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fi
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echo "${GRUB_SERIAL_COMMAND}"
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fi
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if [ "x$gfxterm" = x1 ]; then
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# Make the font accessible
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prepare_grub_to_access_device `${grub_probe} --target=device "${GRUB_FONT_PATH}"`
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cat << EOF
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if loadfont `make_system_path_relative_to_its_root "${GRUB_FONT_PATH}"` ; then
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set gfxmode=${GRUB_GFXMODE}
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load_video
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insmod gfxterm
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fi
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EOF
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fi
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case x${GRUB_TERMINAL_INPUT} in
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x)
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# Just use the native terminal
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;;
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x*)
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cat << EOF
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if terminal_input ${GRUB_TERMINAL_INPUT} ; then true ; else
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# For backward compatibility with versions of terminal.mod that don't
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# understand terminal_input
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terminal ${GRUB_TERMINAL_INPUT}
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fi
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EOF
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;;
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esac
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case x${GRUB_TERMINAL_OUTPUT} in
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x)
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# Just use the native terminal
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;;
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x*)
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cat << EOF
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if terminal_output ${GRUB_TERMINAL_OUTPUT} ; then true ; else
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# For backward compatibility with versions of terminal.mod that don't
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# understand terminal_output
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terminal ${GRUB_TERMINAL_OUTPUT}
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fi
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EOF
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;;
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esac
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if [ "x$gfxterm" = x1 ]; then
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if [ "x$GRUB_THEME" != x ] && [ -f "$GRUB_THEME" ] \
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&& is_path_readable_by_grub "$GRUB_THEME"; then
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echo "Found theme: $GRUB_THEME" >&2
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prepare_grub_to_access_device `${grub_probe} --target=device "$GRUB_THEME"`
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cat << EOF
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insmod gfxmenu
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EOF
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themedir="`dirname "$GRUB_THEME"`"
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for x in "$themedir"/*.pf2 "$themedir"/f/*.pf2; do
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if [ -f "$x" ]; then
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cat << EOF
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loadfont (\$root)`make_system_path_relative_to_its_root $x`
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EOF
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fi
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done
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if [ x"`echo "$themedir"/*.jpg`" != x"$themedir/*.jpg" ] || [ x"`echo "$themedir"/*.jpeg`" != x"$themedir/*.jpeg" ]; then
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cat << EOF
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insmod jpeg
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EOF
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fi
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if [ x"`echo "$themedir"/*.png`" != x"$themedir/*.png" ]; then
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cat << EOF
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insmod png
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EOF
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fi
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if [ x"`echo "$themedir"/*.tga`" != x"$themedir/*.tga" ]; then
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cat << EOF
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insmod tga
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EOF
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fi
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cat << EOF
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set theme=(\$root)`make_system_path_relative_to_its_root $GRUB_THEME`
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EOF
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elif [ "x$GRUB_BACKGROUND" != x ] && [ -f "$GRUB_BACKGROUND" ] \
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&& is_path_readable_by_grub "$GRUB_BACKGROUND"; then
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echo "Found background: $GRUB_BACKGROUND" >&2
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case "$GRUB_BACKGROUND" in
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*.png) reader=png ;;
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*.tga) reader=tga ;;
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*.jpg|*.jpeg) reader=jpeg ;;
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*) echo "Unsupported image format" >&2; exit 1 ;;
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esac
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prepare_grub_to_access_device `${grub_probe} --target=device "$GRUB_BACKGROUND"`
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cat << EOF
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insmod $reader
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background_image -m stretch `make_system_path_relative_to_its_root "$GRUB_BACKGROUND"`
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EOF
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fi
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fi
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# Gettext variables and module
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if [ "x${LANG}" != "xC" ] && [ -d "${locale_dir}" ] ; then
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prepare_grub_to_access_device $(${grub_probe} --target=device ${locale_dir})
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cat << EOF
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set locale_dir=(\$root)$(make_system_path_relative_to_its_root ${locale_dir})
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set lang=${grub_lang}
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insmod gettext
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EOF
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fi
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make_timeout ()
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{
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if [ "x${1}" != "x" ] ; then
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if [ "x${GRUB_HIDDEN_TIMEOUT_QUIET}" = "xtrue" ] ; then
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verbose=
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else
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verbose=" --verbose"
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fi
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cat << EOF
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if sleep$verbose --interruptible ${1} ; then
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set timeout=${2}
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fi
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EOF
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else
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cat << EOF
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set timeout=${2}
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EOF
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fi
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}
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if [ "x$GRUB_BUTTON_CMOS_ADDRESS" != "x" ]; then
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cat <<EOF
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if cmostest $GRUB_BUTTON_CMOS_ADDRESS ; then
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EOF
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make_timeout "${GRUB_HIDDEN_TIMEOUT_BUTTON}" "${GRUB_TIMEOUT_BUTTON}"
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echo else
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make_timeout "${GRUB_HIDDEN_TIMEOUT}" "${GRUB_TIMEOUT}"
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echo fi
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else
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make_timeout "${GRUB_HIDDEN_TIMEOUT}" "${GRUB_TIMEOUT}"
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fi
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# Play an initial tune
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if [ "x${GRUB_INIT_TUNE}" != "x" ] ; then
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echo "play ${GRUB_INIT_TUNE}"
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fi
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if [ "x${GRUB_BADRAM}" != "x" ] ; then
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echo "badram ${GRUB_BADRAM}"
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fi
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