Select Code to Download

# Run executable @system command, reporting name as $name If there 
# is an upload limit, we run through trickle(1) to limit bandwidth.
sub _ext_cmd {
...
    # system { $system[0] } @system[1..$#system]; # Obviously nope.
    say "\$?=$?";
}

# Excerpt of %o options hash:
%o = (
    general => {
...
# Example usage:
_ext_cmd(display_name => qw!/bin/duplicity /path/to/src /path/to/dest!
+);
# ... but you could probably test it just fine with echo or /bin/cat.