install xapian inside virtualenv

#/bin/bash

echo "Packages needed for installation:"
echo "zlib1g-dev g++"
echo
echo "You can install it on debian-based distros with command:"
echo "apt-get install zlib1g-dev g++"
echo

if [ -z "$VIRTUAL_ENV" ]; then
    echo "This script must be run inside a virtualenv"
    echo "To activate virtualenv, run:"
    echo "source env/bin/activate"
    exit;
fi

VER="1.2.10"
echo "Installing xapian $VER"
 
export VENV=$VIRTUAL_ENV
mkdir -p $VENV/packages && cd $VENV/packages
 
curl -O http://oligarchy.co.uk/xapian/$VER/xapian-core-$VER.tar.gz
curl -O http://oligarchy.co.uk/xapian/$VER/xapian-bindings-$VER.tar.gz
 
tar xzvf xapian-core-$VER.tar.gz
tar xzvf xapian-bindings-$VER.tar.gz
 
cd $VENV/packages/xapian-core-$VER
./configure --prefix=$VENV && make && make install
 
export LD_LIBRARY_PATH=$VENV/lib
 
cd $VENV/packages/xapian-bindings-$VER
./configure --prefix=$VENV --with-python && make && make install
 
echo "Checking xapian installation:"
echo 
python -c "import xapian"

if [ $? -eq 0 ]; then
    echo "ok"
else
    echo
    echo "failed"
fi