On Wed, 9 Feb 2011 10:18:26 -0700, Paul Gilmartin <[email protected]> wrote:
>On Feb 9, 2011, at 07:22, Walt Farrell wrote: >> >> See the TSO/E REXX Reference and look closely at the example >> showing how to use SIGNAL to implement a multi-way call. >> >> It shows setting up a dynamic label, then CALLing a subroutine which issues >> a SIGNAL that derives the label name to invoke, with an eventual RETURN that >> gets you back to the CALL statement. >> >This fails to address the "get out of Dodge" need where the >programmer wishes to: > >o exit a nest of procedures, > >o or merely to bypass some code which normally follows > the CALL. Of course if that code were moved inside the > procedure it could be bypassed simply by RETURN. > >-- gil I didn't say that SIGNAL addresses those situations, gil. I was pointing out why there's a problem, and where it's sort of documented. -- Walt Farrell IBM STSM, z/OS Security Design
