RE: Varying Length Parameters on Procedures

I'm guessing it's a PTF issue, but I usually do this:

      C                   IF        piString = '' or %Len(piString)=0

> -----Original Message-----
> From: rpg400-l-admin@midrange.com
> [mailto:rpg400-l-admin@midrange.com] On Behalf Of
> Kirk.Palmer@Walsworth.com
> Sent: Friday, May 17, 2002 12:06 PM
> To: rpg400-l@midrange.com
> Subject: Varying Length Parameters on Procedures
>
>
> I have created a service program to handle some of my string handling
> functions:  Lower case, upper case, mixed case ...
>
> The service program used to run as expected when we were on
> V4R4.  Since we upgraded to V4R5 it is sometimes aborting.
>
> If the program that references the service program is
> compiled under our security officer profile (All authority),
> the program runs fine like before.  This allows us to use it
> in our production system without problems.  However, if the
> calling program is compiled by any other user profile, it
> compiles fine, but when the program calls the procedure in
> the service program, the service program aborts with an
> RNX0115 message:
> Message ID . . . . . . :   RNX0115       Severity . . . . . . . :   50
> Message type . . . . . :   Escape
> Date sent  . . . . . . :   05/17/02      Time sent  . . . . . . :
> 11:53:26
> Message . . . . :   Length of varying length variable is out of range.
> Cause . . . . . :   The length of a varying length character or DBCS
> variable is less than 0 or greater than its declared maximum
> length in RPG procedure @MIXEDCASE in program MFGDBLIB/UTU210R.
>
> Here is the code affected:
>
>      P @MixedCase      B                   EXPORT
>
>      D @MixedCase      PI           512A   VARYING
>      D   piString                   512A   VALUE  VARYING
>
>      D*   Local Fields
>      D String          S            512A   VARYING
>      D Start           S              5I 0
>      D StringLength    S              5I 0
>
>      D wkCheckString   S              3A   VARYING
>      D CheckLength     S              5I 0
>      D CheckPrev       S              5I 0
>      D CheckFollow     S              5I 0
>
>      D*   Constants
>
>      C                   IF        piString = *Blanks    <===
>  This is the
> line where it is aborting.
>      C                   RETURN    piString
>      C                   ENDIF
>
> The first time the parameter is touched, it aborts with the
> RNX0115 message.
>
> Is there an object or internal service program that is needed
> to use VARYING fields as parameters to procedures?  If there
> is, what authority is missing??
>
> Thanks for your help,
> Kirk
>
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