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-rw-r--r--util/grub.d/00_header.in356
1 files changed, 356 insertions, 0 deletions
diff --git a/util/grub.d/00_header.in b/util/grub.d/00_header.in
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+++ b/util/grub.d/00_header.in
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+#! /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