source: ipk/source/players_mediaplayermod_2_5/CONTROL/preinst@ 653

#!/bin/sh
#
TMP=/tmp/.mediaplayer
PLUGINDIR=/usr/lib/enigma2/python/Plugins/Extensions/MediaPlayer
echo "syncing disk"
sync

if [ `df | grep /dev/mtdblock | grep var | sed 's/ \+/ /g' | cut -d ' ' -f4 | tail -n1 | wc -l` -eq 1 ]; then
        SPACE=`df | grep /dev/mtdblock | grep var | sed 's/ \+/ /g' | cut -d ' ' -f4 | tail -n1`
        FREE=`expr $SPACE - 100`
        SIZE=70
        MIN=0
        echo "checking freespace"
        if [ -e $PLUGINDIR ]; then
                SKIP=`du $PLUGINDIR | cut -d / -f1 | tail -n1`
                echo skipped mediaplayer
                MIN=`expr $MIN + $SKIP`
        fi
        echo packege size $SIZE kb
        echo package skiped $MIN kb
        SIZEEND=`expr $SIZE - $MIN`
        echo package install $SIZEEND kb
        echo freespace size $FREE kb
        if  [ "$FREE" -lt "$SIZEEND" ]; then
                echo "sorry no freespace left on device"
                exit 1
        else
                echo ok
        fi
fi
echo "installing MediaPlayer ..."
echo "checking OS"
if  [ `cat /etc/motd | grep AAF | grep M | grep rev | wc -l` -eq 0 ]; then
        echo ---------------------------
        echo DONT USE this IPK Package!!
        echo ---
        echo Only for AAF Image!!
        echo ---------------------------
        exit 1
fi

if [ -e $PLUGINDIR ]; then
        echo remove installed mediaplayer
        rm -r $PLUGINDIR > /dev/null 2>&1
        echo you must restart Gui before installing!!
fi

exit 0