diff options
Diffstat (limited to 'util/grub.d/00_header.in')
| -rw-r--r-- | util/grub.d/00_header.in | 356 |
1 files changed, 356 insertions, 0 deletions
diff --git a/util/grub.d/00_header.in b/util/grub.d/00_header.in new file mode 100644 index 0000000..93a9023 --- /dev/null +++ b/util/grub.d/00_header.in @@ -0,0 +1,356 @@ +#! /bin/sh +set -e + +# grub-mkconfig helper script. +# Copyright (C) 2006,2007,2008,2009,2010 Free Software Foundation, Inc. +# +# GRUB 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 3 of the License, or +# (at your option) any later version. +# +# GRUB 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 GRUB. If not, see <http://www.gnu.org/licenses/>. + +prefix="@prefix@" +exec_prefix="@exec_prefix@" +datarootdir="@datarootdir@" +grub_lang=`echo $LANG | cut -d . -f 1` + +export TEXTDOMAIN=@PACKAGE@ +export TEXTDOMAINDIR="@localedir@" + +. "$pkgdatadir/grub-mkconfig_lib" + +# Do this as early as possible, since other commands might depend on it. +# (e.g. the `loadfont' command might need lvm or raid modules) +for i in ${GRUB_PRELOAD_MODULES} ; do + echo "insmod $i" +done + +if [ "x${GRUB_DEFAULT}" = "x" ] ; then GRUB_DEFAULT=0 ; fi +if [ "x${GRUB_DEFAULT}" = "xsaved" ] ; then GRUB_DEFAULT='${saved_entry}' ; fi +if [ "x${GRUB_TIMEOUT}" = "x" ] ; then GRUB_TIMEOUT=5 ; fi +if [ "x${GRUB_GFXMODE}" = "x" ] ; then GRUB_GFXMODE=auto ; fi + +if [ "x${GRUB_DEFAULT_BUTTON}" = "x" ] ; then GRUB_DEFAULT_BUTTON="$GRUB_DEFAULT" ; fi +if [ "x${GRUB_DEFAULT_BUTTON}" = "xsaved" ] ; then GRUB_DEFAULT_BUTTON='${saved_entry}' ; fi +if [ "x${GRUB_TIMEOUT_BUTTON}" = "x" ] ; then GRUB_TIMEOUT_BUTTON="$GRUB_TIMEOUT" ; fi + +cat << EOF +if [ -s \$prefix/grubenv ]; then + load_env +fi +EOF +if [ "x$GRUB_BUTTON_CMOS_ADDRESS" != "x" ]; then + cat <<EOF +if cmostest $GRUB_BUTTON_CMOS_ADDRESS ; then + set default="${GRUB_DEFAULT_BUTTON}" +elif [ "\${next_entry}" ] ; then + set default="\${next_entry}" + set next_entry= + save_env next_entry + set boot_once=true +else + set default="${GRUB_DEFAULT}" +fi +EOF +else + cat <<EOF +if [ "\${next_entry}" ] ; then + set default="\${next_entry}" + set next_entry= + save_env next_entry + set boot_once=true +else + set default="${GRUB_DEFAULT}" +fi +EOF +fi +cat <<EOF + +if [ x"\${feature_menuentry_id}" = xy ]; then + menuentry_id_option="--id" +else + menuentry_id_option="" +fi + +export menuentry_id_option + +if [ "\${prev_saved_entry}" ]; then + set saved_entry="\${prev_saved_entry}" + save_env saved_entry + set prev_saved_entry= + save_env prev_saved_entry + set boot_once=true +fi + +function savedefault { + if [ -z "\${boot_once}" ]; then + saved_entry="\${chosen}" + save_env saved_entry + fi +} + +function load_video { +EOF +if [ -n "${GRUB_VIDEO_BACKEND}" ]; then + cat <<EOF + insmod ${GRUB_VIDEO_BACKEND} +EOF +else +# If all_video.mod isn't available load all modules available +# with versions prior to introduction of all_video.mod +cat <<EOF + if [ x\$feature_all_video_module = xy ]; then + insmod all_video + else + insmod efi_gop + insmod efi_uga + insmod ieee1275_fb + insmod vbe + insmod vga + insmod video_bochs + insmod video_cirrus + fi +EOF +fi +cat <<EOF +} + +EOF + +serial=0; +gfxterm=0; +for x in ${GRUB_TERMINAL_INPUT} ${GRUB_TERMINAL_OUTPUT}; do + if [ xserial = "x$x" ]; then + serial=1; + fi + if [ xgfxterm = "x$x" ]; then + gfxterm=1; + fi +done + +if [ "x$serial" = x1 ]; then + if [ "x${GRUB_SERIAL_COMMAND}" = "x" ] ; then + grub_warn "$(gettext "Requested serial terminal but GRUB_SERIAL_COMMAND is unspecified. Default parameters will be used.")" + GRUB_SERIAL_COMMAND=serial + fi + echo "${GRUB_SERIAL_COMMAND}" +fi + +if [ "x$gfxterm" = x1 ]; then + if [ -n "$GRUB_FONT" ] ; then + # Make the font accessible + prepare_grub_to_access_device `${grub_probe} --target=device "${GRUB_FONT}"` + cat << EOF +if loadfont `make_system_path_relative_to_its_root "${GRUB_FONT}"` ; then +EOF + else + for dir in "${pkgdatadir}" "`echo '/@bootdirname@/@grubdirname@' | sed "s,//*,/,g"`" /usr/share/grub ; do + for basename in unicode unifont ascii; do + path="${dir}/${basename}.pf2" + if is_path_readable_by_grub "${path}" > /dev/null ; then + font_path="${path}" + else + continue + fi + break 2 + done + done + if [ -n "${font_path}" ] ; then + cat << EOF +if [ x\$feature_default_font_path = xy ] ; then + font=unicode +else +EOF + # Make the font accessible + prepare_grub_to_access_device `${grub_probe} --target=device "${font_path}"` + cat << EOF + font="`make_system_path_relative_to_its_root "${font_path}"`" +fi + +if loadfont \$font ; then +EOF + else + cat << EOF +if loadfont unicode ; then +EOF + fi + fi + + cat << EOF + set gfxmode=${GRUB_GFXMODE} + load_video + insmod gfxterm +EOF + +# Gettext variables and module +if [ "x${LANG}" != "xC" ] && [ "x${LANG}" != "x" ]; then + cat << EOF + set locale_dir=\$prefix/locale + set lang=${grub_lang} + insmod gettext +EOF +fi + +cat <<EOF +fi +EOF +fi + +case x${GRUB_TERMINAL_INPUT} in + x) + # Just use the native terminal + ;; + x*) + cat << EOF +terminal_input ${GRUB_TERMINAL_INPUT} +EOF + ;; +esac + +case x${GRUB_TERMINAL_OUTPUT} in + x) + # Just use the native terminal + ;; + x*) + cat << EOF +terminal_output ${GRUB_TERMINAL_OUTPUT} +EOF + ;; +esac + +if [ "x$gfxterm" = x1 ]; then + if [ "x$GRUB_THEME" != x ] && [ -f "$GRUB_THEME" ] \ + && is_path_readable_by_grub "$GRUB_THEME"; then + gettext_printf "Found theme: %s\n" "$GRUB_THEME" >&2 + + prepare_grub_to_access_device `${grub_probe} --target=device "$GRUB_THEME"` + cat << EOF +insmod gfxmenu +EOF + themedir="`dirname "$GRUB_THEME"`" + for x in "$themedir"/*.pf2 "$themedir"/f/*.pf2; do + if [ -f "$x" ]; then + cat << EOF +loadfont (\$root)`make_system_path_relative_to_its_root $x` +EOF + fi + done + if [ x"`echo "$themedir"/*.jpg`" != x"$themedir/*.jpg" ] || [ x"`echo "$themedir"/*.jpeg`" != x"$themedir/*.jpeg" ]; then + cat << EOF +insmod jpeg +EOF + fi + if [ x"`echo "$themedir"/*.png`" != x"$themedir/*.png" ]; then + cat << EOF +insmod png +EOF + fi + if [ x"`echo "$themedir"/*.tga`" != x"$themedir/*.tga" ]; then + cat << EOF +insmod tga +EOF + fi + + cat << EOF +set theme=(\$root)`make_system_path_relative_to_its_root $GRUB_THEME` +export theme +EOF + elif [ "x$GRUB_BACKGROUND" != x ] && [ -f "$GRUB_BACKGROUND" ] \ + && is_path_readable_by_grub "$GRUB_BACKGROUND"; then + gettext_printf "Found background: %s\n" "$GRUB_BACKGROUND" >&2 + case "$GRUB_BACKGROUND" in + *.png) reader=png ;; + *.tga) reader=tga ;; + *.jpg|*.jpeg) reader=jpeg ;; + *) gettext "Unsupported image format" >&2; echo >&2; exit 1 ;; + esac + prepare_grub_to_access_device `${grub_probe} --target=device "$GRUB_BACKGROUND"` + cat << EOF +insmod $reader +background_image -m stretch `make_system_path_relative_to_its_root "$GRUB_BACKGROUND"` +EOF + fi +fi + +make_timeout () +{ + if [ "x${3}" != "x" ] ; then + timeout="${2}" + style="${3}" + elif [ "x${1}" != "x" ] && [ "x${1}" != "x0" ] ; then + # Handle the deprecated GRUB_HIDDEN_TIMEOUT scheme. + timeout="${1}" + if [ "x${2}" != "x0" ] ; then + grub_warn "$(gettext "Setting GRUB_TIMEOUT to a non-zero value when GRUB_HIDDEN_TIMEOUT is set is no longer supported.")" + fi + if [ "x${GRUB_HIDDEN_TIMEOUT_QUIET}" = "xtrue" ] ; then + style="hidden" + verbose= + else + style="countdown" + verbose=" --verbose" + fi + else + # No hidden timeout, so treat as GRUB_TIMEOUT_STYLE=menu + timeout="${2}" + style="menu" + fi + cat << EOF +if [ x\$feature_timeout_style = xy ] ; then + set timeout_style=${style} + set timeout=${timeout} +EOF + if [ "x${style}" = "xmenu" ] ; then + cat << EOF +# Fallback normal timeout code in case the timeout_style feature is +# unavailable. +else + set timeout=${timeout} +EOF + else + cat << EOF +# Fallback hidden-timeout code in case the timeout_style feature is +# unavailable. +elif sleep${verbose} --interruptible ${timeout} ; then + set timeout=0 +EOF + fi + cat << EOF +fi +EOF +} + +if [ "x$GRUB_BUTTON_CMOS_ADDRESS" != "x" ]; then + cat <<EOF +if cmostest $GRUB_BUTTON_CMOS_ADDRESS ; then +EOF +make_timeout "${GRUB_HIDDEN_TIMEOUT_BUTTON}" "${GRUB_TIMEOUT_BUTTON}" "${GRUB_TIMEOUT_STYLE_BUTTON}" +echo else +make_timeout "${GRUB_HIDDEN_TIMEOUT}" "${GRUB_TIMEOUT}" "${GRUB_TIMEOUT_STYLE}" +echo fi +else +make_timeout "${GRUB_HIDDEN_TIMEOUT}" "${GRUB_TIMEOUT}" "${GRUB_TIMEOUT_STYLE}" +fi + +if [ "x$GRUB_BUTTON_CMOS_ADDRESS" != "x" ] && [ "x$GRUB_BUTTON_CMOS_CLEAN" = "xyes" ]; then + cat <<EOF +cmosclean $GRUB_BUTTON_CMOS_ADDRESS +EOF +fi + +# Play an initial tune +if [ "x${GRUB_INIT_TUNE}" != "x" ] ; then + echo "play ${GRUB_INIT_TUNE}" +fi + +if [ "x${GRUB_BADRAM}" != "x" ] ; then + echo "badram ${GRUB_BADRAM}" +fi |