Gosub

[Griff Smith]

> /*
> > In basic there is a GOSUB routine that will push the current
> >  position onto the stack and jump to another line.  Then, upon
> >  hitting a return will return to that place.  I wish to write
> >  something like that in C that will be movable between compilers.
> > 
> > [[Example Deleted] Deleted]
> 
> To answer a somewhat different question, while I am opposed to this
> construct in C (because it messes with the stack, making things 
> difficult), I would very much like to see this in shell command files.
> Here, there is no stack, and variables would be global to the command 
> file. I feel that the overhead of opening another file and the
> difficulty of passing back results (`cmd args` is limited) justifies it.
> What say ye? 
> 
> 	jim		cottrell at nbs
> */
Sorry jim, we're ahead of you.  It's called "function", and it's in
both the System V shell and the Korn shell.  You probably missed it
because you were looking for it under "funx" in the manual pages.
-- 

Griff Smith	AT&T (Bell Laboratories), Murray Hill
Phone:		(201) 582-7736
Internet:	ggs at ulysses.uucp
UUCP:		ulysses!ggs  ( {allegra|ihnp4}!ulysses!ggs )