Date: Tue, 25 Nov 1997 08:28:17 -0500
Reply-To: REXX Programming discussion list <REXXLIST@UGA.CC.UGA.EDU>
Sender: REXX Programming discussion list <REXXLIST@UGA.CC.UGA.EDU>
From: Gilles Plante <sittel@IBM.NET>
Subject: Re: External Internal Functions
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George Palma wrote:
> > Is there a good way of making external subroutines behave as
> >internal ones? (something like C's #include) I would prefer a portable
> >solution, but if there isn't one I can use a DLL specific to OS/2.
> For OS/2 REXX, this is done simply by using the CALL instruction. When it is
> it first searches for a built-in procedure (i.e., part of REXX), it then
> an internal procedure (part of the active source file), and finally searches
> PATH for an external procedure, which is a REXX program. Thus to call an
> procedure that is contained in a file PROC.CMD merely use:
> CALL PROC
The order of search is: 1) internal routines 2) integrated routines 3)
> and REXX will take care of the rest. Of course PROC.CMD will have to be
> as to handle arguments, returns, etc.
> George Palma
> Loomis, CA
> Running OS/2 Warp 4 ...
Gilles Plante, ing.
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