# Basic Libraries And Applications for Robotics (BLAAR)
# Copyright ETIS — ENSEA, University of Cergy-Pontoise, CNRS (2011 - 2017)
# Author: Arnaud Blanchard
#
# This software is governed by the CeCILL v2.1 license under French law and abiding by the rules of distribution of free software.
# You can use, modify and/ or redistribute the software under the terms of the CeCILL v2.1 license as circulated by CEA, CNRS and INRIA at the following URL "http://www.cecill.info".
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# Check the existence and content of env variables PATH and BLAAR_DIR. Update ~/.bash_profile if required.
#We go in blaar dir
cd$(dirname$0)/..
[$# = 1 ]&&FILE=$1||{echo"You need to specify a filename as first argument (i.e. ~/.bash_profile or ~/.bashrc)";exit 1;}
if["${BLAAR_DIR+set}"];then#Test if BLAAR_DIR is defined. "${BLAAR_DIR+set}" means contain "set" if exist