gtenagli

# Taken from http://www.davidpashley.com/articles/writing-robust-shell-scripts.html

# abort when trying to use an unset variable
set -u # or set -o nounset

# exit on non-zero return codes from statements
# note: checking $? won't work any more, should use:
# command || { echo "command failed"; exit 1; }
set -e # or set -o errexit