#!/bin/sh

# note -- this assumes 'bash' shell, GNU tar, 'gzip'. It will only
# work on platforms that implement the [] synonym for 'test' and
# that implement the -s option for detecting symbolic links (i.e., don't
# try this on brain-dead systems like SCO Unix, folks! And change 'tar' to
# 'gtar' for BSD). 

# pass a version number e.g. 1.4.3 as 1st parameter...
ME=`pwd`
cd ..
if [ ! -s twofishmodule-${1} ]
then
   ln -s "${ME}" "twofishmodule-${1}"
fi
tar --exclude CVS -czvhf twofishmodule-${1}.tar.gz twofishmodule-${1}