RE: Something Wrong with the following Code ?

[Jerry Adams <Jerry@xxxxxxxxxxxxxxx>]

No, Booth, because the ELSE is an implied GOTO under the covers to the ENDIF.

Jerry C. Adams
IBM System i Programmer/Analyst
--
B&W Wholesale
office: 615-995-7024
email:  jerry@xxxxxxxxxxxxxxx


-----Original Message-----
From: rpg400-l-bounces@xxxxxxxxxxxx [mailto:rpg400-l-bounces@xxxxxxxxxxxx] On Behalf Of Booth Martin
Sent: Thursday, June 03, 2010 1:03 PM
To: RPG programming on the IBM i / System i
Subject: Re: Something Wrong with the following Code ?

What amazes me even more is that it actually ran without falling into an 
endless loop?



On 6/3/2010 1:50 PM, Marc Couture wrote:
> Jerry,
>
>
>
> For sure this isn't structure code.  I had to modify and old program probably written in the 70's. And was amazed to find out a goto outside the subroutine.
>
>
>
> More amazed that it compiled and execute !!!
>
>
>
>   "If you think education is expensive, try ignorance"
> (Derek Bok, pres. of Harvard Univ. 1971-1990)
>
>
>
>
> > From: Jerry@xxxxxxxxxxxxxxx
> > To: rpg400-l@xxxxxxxxxxxx
> > Date: Thu, 3 Jun 2010 12:08:43 -0500
> > Subject: RE: Something Wrong with the following Code ?
> >
> > Well, first GOTO's are frowned upon. Second, one cannot branch out of a subroutine.
> >
> > One can do this:
> >
> > A IFEQ B
> > (do stuff)
> > X TAG
> > (do more stuff
> > ELSE
> > (do other stuff
> > GOTO X
> > ENDIF
> >
> > Charlie and I had a debate with another guy at COMMON years ago about whether or not this was structured code. Charlie and I just rolled out eyes in disbelief. But it will compile and execute.
> >
> > Jerry C. Adams
> > IBM System i Programmer/Analyst
> > --
> > B&W Wholesale
> > office: 615-995-7024
> > email: jerry@xxxxxxxxxxxxxxx
> >
> > You can look it up. -Casey Stengel
> >
> >
> > -----Original Message-----
> > From: rpg400-l-bounces@xxxxxxxxxxxx [mailto:rpg400-l-bounces@xxxxxxxxxxxx] On Behalf Of Marc Couture
> > Sent: Thursday, June 03, 2010 11:37 AM
> > To: RPG programming on the IBM i / System i
> > Subject: Something Wrong with the following Code ?
> >
> >
> >
> > C BEG TAG
> >
> > C ExSr INUSE
> >
> > C Eval *InLr = *On
> >
> > *--------------------------------------------------------------------------------------------*
> >
> > * Check For Record In Use Error *
> >
> > *--------------------------------------------------------------------------------------------*
> >
> > C INUSE BegSr
> >
> > C If *In01 = *Off
> >
> > C Eval *In01 = *ON
> >
> > C Else
> >
> > C Eval *In01 = *OFF
> >
> > C EndIf
> >
> > C GOTO BEG
> >
> > C EndSr
> >
> >
> >
> >
> > --
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