RE: [C400-L] error handling on API call

["Jevgeni Astanovski" <J.Astanovski@xxxxxxxxxxxx>]

Another way is to use 
#pragma exception_handler

It does a good job intercepting Escape codes.

> -----Original Message-----
> From: Carlos Kozuszko [mailto:ckozuszko@xxxxxxxxxxxx]
> Sent: 10. september 2003. A. 22:22
> To: c400-l@xxxxxxxxxxxx
> Subject: [C400-L] error handling on API call
> 
> 
> I want to call API QUSROBJD to check if an object
> exists or not. The API call is working but it sends an
> escape message terminating the program when an error
> occurs (file not found, etc.). How do i prevent this ?
> I want to use the info provided in the error area to
> check for the exception ID, but the program blows
> everytime the object is not found. When i call this
> API from an RPG program the program flow continues
> when an error occurs, how do i simulate this behavior
> ?
> 
> Thanks in advance.
> 
> Carlos Kozuszko.
> 
> 
> #include <stdlib.h>
> #include <qsnddtaq.h>
> #include <QUSROBJD.h>
> #include <qtes.h>
> 
> typedef struct {
>     int Bytes_Returned;
>     int Bytes_Available;
>     char Exception_ID[7];
>     char Reserved;
>     char Exception_Data[240];
> } ERRC0100_t;
> 
> void main() {
>     _TE_NAME_T objType;
>     _TE_OBJLIB_T dtaq;
>     Qus_OBJD0100_t objInfo;
>     ERRC0100_t errInfo;
>     
>     /* Verificar si existen las colas */
>     memcpy(dtaq.lib, "QTEMP     ", 
>            sizeof(_TE_NAME_T));
>     memcpy(dtaq.obj, "OUT_ABGQ  ", 
>            sizeof(_TE_NAME_T));
>     memcpy(objType, "*DTAQ     ", 
>            sizeof(_TE_NAME_T));
>     QUSROBJD(&objInfo, sizeof(objInfo), 
>              "OBJD0100", &dtaq, 
>              objType, &errInfo);
> }
> 
> 
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