#!/bin/bash
# make a distribution package for the Audrey
# mru 20030111.0   pjf@cape.com

if [ $# -eq 0 ]
    then
	echo "usage: make-a-pkg (name)"
    exit
fi

# make sure we have an install dir and root
echo "Checking if the structure is ok"
echo "verifying the <root><install>install script is in there"
if [  -e ./install/ ] ; then

    # and we have an install script
    if [ ! -e ./install/install ] ; then
	echo " install script file missing "
	exit
    fi
    echo " found ...........and the root too"

    # as well as a root structure (can be empty)
    if [ ! -e ./install/root/ ] ; then
        echo " .. sorry  Root structure not found "
	exit
    fi

else
    echo " Installation Structure or install file missing "
    exit
fi

echo "Package contents look good ........................"


# package the structure
echo "Tarring the install structure"
tar -c ./install/* > ./tall.tar
echo " and gzipping it up"
gzip ./tall.tar 

# Add the sizing in the head script so we can
# have tail extract the archive 
    ls -l ./tall.tar.gz | cut -b35-42 > size
    s=`more ./size`
    more ./pack-head | sed s/9999999/"$s"/ > ./pak-head 
    rm ./size
    
# finish the package up
echo "Making the distro package $1"
cat ./pak-head ./tall.tar.gz > ./$1
rm ./tall.tar.gz ./pak-head
chmod +x $1
echo "... Thats all folks, $1 packaged to go ..."