NetNeanderthal wrote: > On 4/18/06, Han Boetes <[EMAIL PROTECTED]> wrote: > > More ellegant is: > > > > if ! ifconfig -a | grep -q tun0; then > > Yet another way to write this: (Though not quite as readable?) > > ifconfig tun0 > /dev/null 2>&1 && ifconfig $_ destroy
I thought up the same construction after I posted the previous message. Though I didn't know that $_ means the last argument. Nice trick, though not very readable indeed. :-) The point is the same though: To check the return value instead of the resulting text. # Han
