Re: When ctl-opt main() is missing...

[Charles Wilt <charles.wilt@xxxxxxxxx>]

With MAIN() you create a "linear-main" RPG program..
Without it, it's a regular "cycle-main" program.

Charles

On Thu, Oct 31, 2024 at 9:05 AM Jean-Marc DUVAL via RPG400-L <
rpg400-l@xxxxxxxxxxxxxxxxxx> wrote:

> Hello,
>
> I'm surprised... I never put the MAIN() keyword in my CTL-OPTs.
> Just NOMAIN in my SRVPGM.
> My programs are compiled in CRTBNDRPG, that's probably the reason. I never
> use CRTPGM. Yes, I know, I must go to pure ILE structure but...
>
> -----Message d'origine-----
> De : RPG400-L <rpg400-l-bounces@xxxxxxxxxxxxxxxxxx> De la part de Martijn
> van Breden
> Envoyé : jeudi 31 octobre 2024 15:40
> À : rpg400-l@xxxxxxxxxxxxxxxxxx
> Objet : When ctl-opt main() is missing...
>
>
>
> ATTENTION : Ce message provient d'une source EXTERNE. Veuillez n'ouvrir
> les liens ou pièces jointes que si vous êtes sûr de l'expéditeur.
>
>
>
> Hi all,
>
> I've just helped out a very experienced colleague with a program that just
> wouldn't run. In debug it halted at **free. It showed status RUN in
> WrkActJob eaiting quite some CPU. In the call stack it stopped just past
> program entry point _QRNP_PEP.... We were not even able to force it into an
> error with the wrong  number of parameters.
> After a couple of hours testing we found that the ctl-opt main() keyword
> was missing.
>
> I would say that the compiler should have been able to tell us about this
> situation or that it could have just ungracefully failed runtime.
>
> Just out of curiosity: is there a reason why a program with this condition
> does indeed compile and can be called without failing?
>
> Thank you for any shared thoughts
>
>
> Kind regards,
>
>
>
> Martijn van Breden
>
> lead software architect
>
>
>
>
>
>
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