#!/usr/bin/env bash
# Wrapper script for @P@plot-gnuplot-py

# First ensure that we follow symlink if needed
LINK=`readlink $0`

# Am I a symlink?
if [ "x$LINK" != "x" ]; then
    LIB=`dirname $LINK`
else
    LIB=`dirname $0`
fi
LIB="$LIB/../tools/Python/@P@plot/gnuplot"
TOOL="@P@plot"
VERS="@MCCODE_VERSION@"

canrun() {
    if ! [ -x ${LIB}/${TOOL}.py ]; then
        exit 127;
    fi

    modules="chaco traits traitsui enable numpy"
    cmd=""
    for name in ${modules}; do
        cmd="${cmd}import ${name}; "
    done
    python -c "${cmd}"
}

if ( canrun ); then
    python ${LIB}/${TOOL}.py $*
else
    echo ":: Failed to run Python ${TOOL}, trying old Perl version."
    echo ":: If this fails too, consider reinstalling ${TOOL}."
    echo ""

    # Try old Perl-version of mcplot if Python version cannot run
    ${TOOL} $*
fi
