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#!/bin/sh
# Copyright (c) 1999-2001 Yann Dirson <dirson@debian.org>
set -e
CONFDIR=/etc/console
CONFFILEROOT=boottime
KMAPEXT=kmap
if [ $# != 1 ]
then
echo >&2 "Usage: `basename $0` [ keymap_file | NONE | KERNEL ]"
exit 1
fi
keymap="$1"
if [ "$keymap" = NONE ]
then
exit 0
fi
if [ ! -x /bin/loadkeys ]
then
echo >&2 "Warning: no console utilities installed yet."
echo >&2 " deferring keymap setting until either console-tools or kbd is installed."
exit 0
fi
do_preserving_keymap()
# execute shell command-line preserving the keymap
{
# save keymap
TMP=`tempfile`
if ! /usr/bin/dumpkeys >${TMP}; then
echo >&2 "Failed to dump keymap!"
echo >&2 "This might be because you'r console cannot be open. Perhaps you don't have"
echo >&2 "a video card, are connected via the serial console or ssh. Not loading"
echo >&2 "keymap!"
rm -f ${TMP}
exit 0
fi
if ! (eval "$*" && /bin/loadkeys -q ${TMP}); then
echo >&2 "Failed to preserve keymap!"
rm -f ${TMP}
exit 0
fi
rm -f ${TMP}
}
# Be extra safe
mkdir -p ${CONFDIR}
NEW=`tempfile --suffix .gz`
CONFFILE=${CONFDIR}/${CONFFILEROOT}.${KMAPEXT}.gz
backup_and_install()
{
# Keep a backup if no backup already exists
[ -r ${CONFFILE} -a ! -r ${CONFDIR}/${CONFFILEROOT}.old.${KMAPEXT}.gz ] &&
mv ${CONFFILE} ${CONFDIR}/${CONFFILEROOT}.old.${KMAPEXT}.gz
# Also backup this one, although it should probably not exist
[ -r ${CONFFILE%.gz} -a ! -r ${CONFDIR}/${CONFFILEROOT}.old.${KMAPEXT} ] &&
mv ${CONFFILE%.gz} ${CONFDIR}/${CONFFILEROOT}.old.${KMAPEXT}
if [ "$keymap" != KERNEL ]
then
mv $NEW $CONFFILE
fi
}
if [ "$keymap" = KERNEL ]
then
backup_and_install
else
if [ "`dpkg --print-installation-architecture`" = "arm" ] &&
grep -i '^Hardware.*: Acorn-' /proc/cpuinfo >/dev/null &&
find /usr/share/keymaps/i386/ -type f -name ${keymap} -o \
-name ${keymap}.gz -o -name ${keymap}.kmap.gz
then
# we're pretty sure now we were asked to load a PC keymap on a RiscPC
echo >&2 "Notice: doing keycode translation to use PC keymap on RiscPC"
TRANSLATOR=/usr/share/console/ps2-to-riscpc
else
TRANSLATOR=cat
fi
# Running the translator at this point is the best way to look for problems, but
# running it prior to "loadkeys" (where it would belong really) is mostly not possible
# because of include files and include-like directives.
# It may turn out that we really need to do keymap-file expansion differently because
# of this. Sigh.
do_preserving_keymap "loadkeys -q $keymap ; dumpkeys | $TRANSLATOR | gzip -9n > $NEW"
# if diff is available, use it to install only if needed
if [ -r $CONFFILE -a -x /usr/bin/diff ]
then
if diff -q $CONFFILE $NEW >/dev/null
then
rm $NEW
else
backup_and_install
fi
else
backup_and_install
fi
if ! /bin/loadkeys $CONFFILE; then
echo >&2 "Failed to load keymap!"
fi
fi
|
