#!/bin/bash

# if no variable of $PYTHON is define - we try to find it
function find_python {
    # two candidates - machine python and cisco linux python
    MACHINE_PYTHON=python
    CEL_PYTHON=/router/bin/python

    # try the machine python
    PYTHON=$MACHINE_PYTHON
    
    PCHECK=`$PYTHON -c "import sys; ver = sys.version_info[0] * 10 + sys.version_info[1];sys.exit(ver < 27)"`
    if [ $? -ne 0 ]; then
        PYTHON=$CEL_PYTHON
        PCHECK=`$PYTHON -c "import sys; ver = sys.version_info[0] * 10 + sys.version_info[1];sys.exit(ver < 27)"`
    
        if [ $? -ne 0 ]; then
            echo "*** $PYTHON - python version is too old, 2.7 at least is required"
            exit -1
        fi
    
    fi
    
}

if [ -z "$PYTHON" ]; then
    find_python
fi

$PYTHON cov.py $@