RE: INFDS

[Scott Mildenberger <Smildenber@xxxxxxxxxxxx>]

Mike,

You didn't include $OPNPIREC so I don't know what it is doing, but in the
code shown you are trying to use the RRN from PIFORDER before you have read
any record from it.  You need to read a record before you get a RRN.

Scott Mildenberger

> -----Original Message-----
> From: Smith, Mike [mailto:Smith-Mike@Crest.Aramark.com]
> Sent: Friday, March 23, 2001 9:24 AM
> To: RPG400-L@midrange.com
> Subject: INFDS
> 
> 
> I have a program that is doing a user controlled open and 
> close of a file,
> overriding to a specific member in the file.  
> I want to be able to use the rrn(397-400I) of the infds.  
> However when I
> override and try to do a setll I seem to get erroneous information.  
> I have tried z-add the value to another variable and using 
> this, but still i
> get bad results. 
> 
> So, First question is.  Can i use the Relative record number 
> in the INFDS on
> a multimember file.
> Second can i do this on a file that is being opened in the program.  
> third.  what is wrong.
> any help is greatly appreciated.
> 
> here is a code snippet.
> 
> FORDERLIST IP   E           K DISK                            
> FPIFORDER  IF   E             DISK    USROPN                  
> F                                     INFDS(INFDS)            
> FPIFORDERS O    E             DISK    USROPN                  
> F                                     PREFIX(N)               
> F                                     RENAME(PIDTA00R:PIREC)  
> 
>  D INFDS           DS                                            
>  D DB_RRN                397    400I 0                           
>   *                                                              
>   *                                                              
>  DQCmdExc          PR                  EXTPGM('QCMDEXC')         
>   *      Execute a command.                                      
>  D PR_CmdStr                   4096A   CONST OPTIONS(*VARSIZE)   
>  D PR_CmdStrLen                  15P 5 CONST                     
> 
>                                                                   
>  C                   IF        NOT %OPEN(PIFORDER)                
>                                                                   
>  C                   EVAL      CMDSTR    = 'OVRDBF PIFORDER MBR(' 
>  C                   EVAL      CMDSTR    = %TRIM(CMDSTR) +        
>  C                                         %TRIM(MLNAME) + ')'    
>   *                                                               
>  C                   CALLP     QCmdExc(CmdStr:                    
>  C                                     %LEN(%TRIMR(CmdStr)))      
>  C                   OPEN      PIFORDER                           
>  C                   ENDIF                                        
>  C                   EXSR      $PROCESS   
> 
>                        
>  C     $PROCESS      BEGSR                                         
>  C                   EXSR      $OPNPIREC                           
>   * START AT THE BEGGINING OF THE FILE OR WHEREEVER IT LEFT OFF.   
>  C                   Z-ADD     DB_RRN        #RECHOLD              
>  C     #RECHOLD      SETLL     PIFORDER                            
>  C                   DOU       %EOF(PIFORDER)                      
>  C                   READ      PIFORDER                            
>  C                   IF        NOT %EOF(PIFORDER)                  
>  C                   IF        %SUBST(PIFLD:1:5) <> '@FILE'
> 
> 
> 
> 
> 
> 
> 
> 
> 
> 
>                                                                  
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