Re: Calling RPGILE program from C++

[Kelly Beard <kenverybigliar@xxxxxxxxx>]

Why not just use spawnp()?

On Fri, Dec 19, 2014 at 6:59 AM, Jevgeni Astanovski <jevgeniast@xxxxxxxxx>
wrote:
> Hi, folks.
> There was a similar discussion recently, but for C.
> I know how to call an RPG program from my C program.
> I write
> ....
> #pragma map(RetrSC, "RSC10R")
> #pragma linkage(RetrSC, OS)
> void RetrSC (char *, char *, scpf *, char *) ;
>
> main()
> {
> ...
> RetrSC(Key, "CHAIN", &Account, &Ind).
>
> }
>
> works fine.
>
> Decided to experiment with C++
> Manual says that #pragma linkage is not supported.
> In an example I found that it should look like this:
>
> #pragma map(RetrSC, "RSC10R")
> extern "RPG" void RetrSC (char *, char *, scpf *, char *) ;
>
> main()
> {
> ...
> RetrSC(Key, "CHAIN", &Account, &Ind).
>
> }
>
> RSC10R is not a service program, just a *PGM object.
> Create module works fine, however CRTPGM generates CPD5D02:
> No definition was found for reference RSC10R in *MODULE
>
> What should I do to be able to call an RPG program from C++ the same
> way I do it from C?
>
> I believe that it should be pretty simple, but I've already spent 3
> hours searching in the manuals and googling....
>
> TIA,
>
> Jevgeni.
> --
> This is the Bare Metal Programming IBM i (AS/400 and iSeries) (C400-L)
> mailing list
> To post a message email: C400-L@xxxxxxxxxxxx
> To subscribe, unsubscribe, or change list options,
> visit: http://lists.midrange.com/mailman/listinfo/c400-l
> or email: C400-L-request@xxxxxxxxxxxx
> Before posting, please take a moment to review the archives
> at http://archive.midrange.com/c400-l.