#!/bin/sh
if [ -e $1 ] ; then
case $2 in
7z) 7z a -t7z -m0=lzma -mx=9 -mfb=64 -md=32m -ms=on $1.7z $1 ;;
*) echo "don't know how to compress '$1' in '$2'..." ;;
esac
else
echo "'$1' is not a valid file or directory!"
fi