Added stone module for extlinux, based on lilo's

x86/syslinux/stone_mod_extlinux.sh

@@ -0,0 +1,82 @@
+# --- SDE-COPYRIGHT-NOTE-BEGIN ---
+# This copyright note is auto-generated by ./scripts/Create-CopyPatch.
+#
+# Filename: package/.../syslinux/stone_mod_extlinux.sh
+# Copyright (C) 2006 - 2008 The OpenSDE Project
+# Copyright (C) 2004 - 2006 The T2 SDE Project
+# Copyright (C) 1998 - 2003 Clifford Wolf
+#
+# More information can be found in the files COPYING and README.
+#
+# This program 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; version 2 of the License. A copy of the
+# GNU General Public License can be found in the file COPYING.
+# --- SDE-COPYRIGHT-NOTE-END ---
+#
+# [MAIN] 70 extlinux extlinux (syslinux) Boot Loader Setup
+# [SETUP] 90 extlinux
+
+create_kernel_list() {
+	local label= first=1 initrd=
+        first=1
+        for x in `(cd /boot/ ; ls vmlinuz_* ) | sort -r` ; do
+                if [ $first = 1 ] ; then
+                        label=linux ; first=0
+                else
+                        label=linux-${x/vmlinuz_/}
+                        label=${label/-dist/}
+                fi
+		initrd=initrd-${x/vmlinuz_/}.img
+
+                cat <<-EOT
+
+		LABEL $label
+		    KERNEL  /$x
+		    APPEND  initrd=/$initrd root=$rootdev ro
+		EOT
+        done
+}
+
+create_extlinux_conf() {
+	i=0 ; rootdev="`grep ' / ' /proc/mounts | tail -n 1 | \
+					awk '/\/dev\// { print $1; }'`"
+	rootdev="$( cd ${rootdev%/*} ; pwd -P )/${rootdev##*/}"
+	# TODO: readlink? //mnemoc
+	while [ -L $rootdev ] ; do
+		directory="$( cd `dirname $rootdev` ; pwd -P )"
+		rootdev="$( ls -l $rootdev | sed 's,.* -> ,,' )"
+		[ "${rootdev##/*}" ] && rootdev="$directory/$rootdev"
+		i=$(( $i + 1 )) ; [ $i -gt 20 ] && rootdev="Not found!"
+	done
+	bootdev="`echo $rootdev | sed -e 's,[0-9]*$,,'`"
+
+	mkdir -p /boot/extlinux
+
+	cat <<-EOT > /boot/extlinux/extlinux.conf
+	DEFAULT linux
+	PROMPT 1
+	TIMEOUT 300
+	EOT
+
+	create_kernel_list >> /boot/extlinux/extlinux.conf
+
+	gui_message "This is the new /boot/extlinux/extlinux.conf file:
+
+$( cat /boot/extlinux/extlinux.conf )"
+
+}
+
+main() {
+
+	while
+
+        gui_menu extlinux 'Extlinux (syslinux) Boot Loader Setup' \
+                '(Re-)Create extlinux.conf with installed kernels' 'create_extlinux_conf' \
+                '(Re-)Install extlinux in /boot/extlinux' \
+			'gui_cmd "Installing extlinux in /boot/extlinux" "mkdir -p /boot/extlinux; extlinux -i /boot/extlinux"' \
+                "Edit /boot/extlinux/extlinux.conf (recommended before installing extlinux)" \
+                        "gui_edit 'Extlinux Config File' /boot/extlinux/extlinux.conf"
+    do : ; done
+}
+