#!/bin/bash

echo "Checking for Python and Perl:"

PYTHON_LOC=`which python`
if [ ! -e $PYTHON_LOC ] 
then
   echo "ERROR:"
   echo "You do not seem to have Python installed."
   echo "Please install it or make sure it is added to your unix PATH variable."
else
   echo "Python found in  ${PYTHON_LOC}"
   echo "Please set variable PYTHON_EXECUTABLE in file template_config.txt as:"
   echo "PYTHON_EXECUTABLE  ${PYTHON_LOC}" 
fi

echo ""

PERL_LOC=`which perl`
if [ ! -e $PERL_LOC ] 
then
   echo "ERROR:"
   echo "You do not seem to have Perl installed."
   echo "Please install it or make sure it is added to your unix PATH variable."
else
   echo "Perl found in  ${PERL_LOC}"
   echo "Please set variable PERL_EXECUTABLE in file template_config.txt as:"
   echo "PERL_EXECUTABLE  ${PERL_LOC}" 
fi
echo ""
echo "Adding installation folder of MetaPathways to PYTHONPATH"
echo "Your MetaPathways is installed in :"
echo "Please set variable METAPATHWAYS_PATH in file template_config.txt as:"
CURRDIR=`pwd`
cd `dirname ${BASH_SOURCE[0]}`
METAPATH=`pwd`
METAPATHLIB=${METAPATH}:$METAPATH/libs
PYTHONPATH=${METAPATHLIB}:$PYTHONPATH
echo PYTHONPATH " : "${PYTHONPATH}
cd $CURRDIR
export PYTHONPATH
echo "METAPATHWAYS_PATH  "${METAPATH}
echo ""