util-linux/shell/hush_test/hush-misc/redir3.tests

   1 echo Error >/does/not/exist; echo One:$?
   2 t=BAD
   3 t=Ok >>/cant/be/created; echo One:$?
   4 echo $t
   5 ! >/cant/be/created; echo Zero:$?
   6 exec >/cant/be/created; echo One:$?
   7 exec /bin/true >/cant/be/created; echo One:$?
   8 ! exec /bin/true >/cant/be/created; echo Zero:$?
   9 echo Done