#!/usr/bin/env tesh

$ ${bindir:=.}/s4u-synchro-semaphore
> [Tremblay:producer:(1) 0.000000] [s4u_test/INFO] Pushing 'one'
> [Jupiter:consumer:(2) 0.000000] [s4u_test/INFO] Receiving 'one'
> [Tremblay:producer:(1) 0.000000] [s4u_test/INFO] Pushing 'two'
> [Jupiter:consumer:(2) 0.000000] [s4u_test/INFO] Receiving 'two'
> [Tremblay:producer:(1) 0.000000] [s4u_test/INFO] Pushing 'three'
> [Jupiter:consumer:(2) 0.000000] [s4u_test/INFO] Receiving 'three'
> [Tremblay:producer:(1) 0.000000] [s4u_test/INFO] Pushing ''
> [Jupiter:consumer:(2) 0.000000] [s4u_test/INFO] Receiving ''
> [Tremblay:producer:(1) 0.000000] [s4u_test/INFO] Bye!
> [Jupiter:consumer:(2) 0.000000] [s4u_test/INFO] Bye!