-#! /bin/sh -e
+#!/bin/sh
# Filename: 42_grml
# Purpose: grub-mkconfig helper script for Grml rescue systems
# Authors: grml-team (grml.org), (c) Andreas Gredler <jimmy@grml.org>, Michael Prokop <mika@grml.org>
# License: This file is licensed under the GPL v2+.
################################################################################
+set -e
+
prefix=/usr
exec_prefix=${prefix}
bindir=${exec_prefix}/bin
libdir=${exec_prefix}/lib
. ${libdir}/grub/grub-mkconfig_lib
-list=$(for i in /boot/grml/*.iso ; do
- if grub_file_is_not_garbage "$i" ; then echo -n "$i " ; fi
- done)
+# default unless configured otherwise:
+ISO_LOCATION="/boot/grml"
if [ -r /etc/default/grml-rescueboot ] ; then
. /etc/default/grml-rescueboot
fi
+list=$(for i in "${ISO_LOCATION}"/*.iso ; do
+ if grub_file_is_not_garbage "$i" ; then echo -n "$i " ; fi
+ done)
+
for grmliso in $list ; do
rel_dirname="$(make_system_path_relative_to_its_root $(dirname $grmliso))"
grml="$(basename $grmliso)"
case "$1" in
configure)
- if ls /boot/grml/*iso >/dev/null 2>&1 ; then
- if which update-grub >/dev/null 2>&1; then
- echo "ISOs found inside /boot/grml, invoking update-grub:"
- update-grub
+ # default, unless configured otherwise:
+ ISO_LOCATION=/boot/grml
+
+ if [ -r /etc/default/grml-rescueboot ] ; then
+ . /etc/default/grml-rescueboot
+ fi
+
+ if ! ls "${ISO_LOCATION}"/*iso >/dev/null 2>&1 ; then
+ echo "INFO: No *.iso files found inside ${ISO_LOCATION}."
+ echo "INFO: Please create ${ISO_LOCATION} and place rescue ISO(s) there."
+ echo "INFO: Finally invoke update-grub and enjoy your rescue system."
+ else
+ if ! which update-grub >/dev/null 2>&1; then
+ echo "WARN: ISOs found inside ${ISO_LOCATION} but update-grub not present (huh?)"
else
- echo "WARN: ISOs found inside /boot/grml but update-grub not present (huh?)"
+ echo "INFO: ISOs found inside ${ISO_LOCATION}, invoking update-grub:"
+ update-grub
fi
- else
- echo "No *.iso files found inside /boot/grml/. Please create /boot/grml and"
- echo "place Grml ISO(s) there. Finally invoke update-grub and enjoy your rescue system."
fi
;;
## Configuration file for Debian package grml-rescueboot.
+# Location of ISOs:
+# ISO_LOCATION="/boot/grml/"
+
# To set any specific bootoptions for rescue images
# present in /boot/grml just set and enable the following option:
# CUSTOM_BOOTOPTIONS="ssh=password lang=de"