DIKK ;SFISC/MKO-CHECK KEY INTEGRITY ;9:14 AM  23 Feb 1999
 ;;22.2;VA FileMan;;Jan 05, 2016;Build 42
 ;;Per VA Directive 6402, this routine should not be modified.
 ;;Submitted to OSEHRA 5 January 2015 by the VISTA Expertise Network.
 ;;Based on Medsphere Systems Corporation's MSC FileMan 1051.
 ;;Licensed under the terms of the Apache License, Version 2.0.
 ;
INTEG(DIFILE,DIREC,DIFLD,DIKKEY,DICTRL,DIKPROC) ;
 N DA,DIF,DIKERR,DIKFIL,DIKKQUIT,DIMF,DIROOT,DITAR
 ;
 ;If called as an extrinsic, manipulate DICTRL
 S DIKPROC=$G(DIKPROC)
 I 'DIKPROC N DICTRL1,DIKKTAR M DICTRL1=DICTRL S DICTRL("TAR")="DIKKTAR"
 ;
 S DIF=$E("D",$G(DICTRL)'["d")
 I DIF["D",'$D(DIQUIET) N DIQUIET S DIQUIET=1
 I DIF["D",'$D(DIFM) N DIFM S DIFM=1 D INIZE^DIEFU
 ;
 ;Check input params, initialize variables, clean output array
 D INIT^DIKK2 G:$G(DIKERR)]"" MOVE
 I 'DIKPROC S:$G(DICTRL)'["Q" DICTRL=$G(DICTRL)_"Q"
 ;
 ;Load key info into ^TMP("DIKK",$J), and multiple info into DIMF
 K ^TMP("DIKK",$J)
 I $G(DIKKEY)?."^" D
 . I $G(DIFLD) D
 .. D LOADFLD^DIKK1(DIKFIL,DIFLD)
 . E  D LOADALL^DIKK1(DIKFIL,$E("s",$G(DICTRL)["s"),.DIMF)
 E  D LOADKEY^DIKK1(DIKKEY)
 G:'$O(^TMP("DIKK",$J,0)) EXIT
 D:DIKFIL'=DIFILE SBINFO^DIKCU(DIKFIL,.DIMF)
 ;
 ;Check one or all records in file DIFILE
 I DA D
 . D CHECK(DIFILE,.DA,DIROOT,.DIMF,DITAR,.DIKKQUIT)
 E  D CHECKALL(DIFILE,.DA,DIROOT,.DIMF,DITAR,.DIKKQUIT)
 ;
EXIT ;Cleanup ^TMP and quit
 K ^TMP("DIKK",$J)
 ;
MOVE ;Move error messages if necessary
 I DIF["D",$G(DIERR),$G(DICTRL("MSG"))]"" D CALLOUT^DIEFU(DICTRL("MSG"))
 I 'DIKPROC K DICTRL M DICTRL=DICTRL1 Q $D(DIKKTAR)=0&($G(DIKERR)="")
 Q
 ;
CHECK(DIFILE,DA,DIROOT,DIMF,DITAR,DIKKQUIT) ;Check one record
 I $D(^TMP("DIKK",$J,"UIR",DIFILE)) D CHECK^DIKK2(DIFILE,.DA,DITAR,.DIKKQUIT) Q:$G(DIKKQUIT)
 D:$D(DIMF(DIFILE)) CHECKSUB(DIFILE,.DA,DIROOT,.DIMF,DITAR,.DIKKQUIT)
 Q
 ;
CHECKALL(DIFILE,DA,DIROOT,DIMF,DITAR,DIKKQUIT) ;Check all records
 I $D(^TMP("DIKK",$J,"UI",DIFILE)) D UICHK(DIFILE,.DA,DITAR,.DIKKQUIT) Q:$G(DIKKQUIT)
 I '$D(^TMP("DIKK",$J,DIFILE)),'$D(DIMF(DIFILE)) Q
 ;
 ;Loop through all records in file, check for null key fields
 S DA=0 F  S DA=$O(@DIROOT@(DA)) Q:DA'=+DA  D  Q:$G(DIKKQUIT)
 . I $D(^TMP("DIKK",$J,DIFILE)) D NULLCHK(DIFILE,.DA,DITAR,.DIKKQUIT) Q:$G(DIKKQUIT)
 . D:$D(DIMF(DIFILE)) CHECKSUB(DIFILE,.DA,DIROOT,.DIMF,DITAR,.DIKKQUIT)
 Q
 ;
CHECKSUB(DIFILE,DA,DIROOT,DIMF,DITAR,DIKKQUIT) ;Process all records in subfiles
 N DIMULTF,DISBFILE,DISBROOT
 D PUSHDA^DIKCU(.DA)
 ;
 ;Loop through the DIMF array and make recursive call to check all
 ;subrecords
 S DIMULTF=0 F  S DIMULTF=$O(DIMF(DIFILE,DIMULTF)) Q:'DIMULTF  D  Q:$G(DIKKQUIT)
 . S DISBROOT=$NA(@DIROOT@(DA(1),DIMF(DIFILE,DIMULTF))) Q:'$D(@DISBROOT)
 . S DISBFILE=DIMF(DIFILE,DIMULTF,0)
 . D CHECKALL(DISBFILE,.DA,DISBROOT,.DIMF,DITAR,.DIKKQUIT)
 ;
 D POPDA^DIKCU(.DA)
 Q
 ;
NULLCHK(KFIL,DA,DITAR,DIKKQUIT) ;Check whether any of the key fields at
 ;KFIL file level are null for a given record.
 N FIL,FLD,IENS,LDIF,X
 ;
 S FIL=0 F  S FIL=$O(^TMP("DIKK",$J,KFIL,FIL)) Q:'FIL  D  Q:$G(DIKKQUIT)
 . S LDIF=+$G(^TMP("DIKK",$J,KFIL,FIL))
 . S FLD=0 F  S FLD=$O(^TMP("DIKK",$J,KFIL,FIL,FLD)) Q:'FLD  D  Q:$G(DIKKQUIT)
 .. X ^TMP("DIKK",$J,KFIL,FIL,FLD) Q:X]""
 .. S IENS=$$IENS(.DA)
 .. S:LDIF IENS=$P(IENS,",",LDIF+1,999)
 .. D SETN(FIL,IENS,FLD,DITAR,.DIKKQUIT)
 Q
 ;
UICHK(FILE,DA,OUT,DIKKQUIT) ;Walk through uniqueness index and check for duplicates
 N IX0,IX1,IX2,IXV1,IXV2,KEY,KFIL,LDIF,NS,S,SS,UI
 ;
 S UI=0 F  S UI=$O(^TMP("DIKK",$J,"UI",FILE,UI)) Q:'UI  D  Q:$G(DIKKQUIT)
 . ;Get info about uniqueness index
 . S KEY=$G(^TMP("DIKK",$J,"UI",FILE,UI))
 . I $P(KEY,U,2)]"" D
 .. S KFIL=$P(KEY,U,2),LDIF=$P(KEY,U,3),KEY=$P(KEY,U)
 .. S IX0=^TMP("DIKK",$J,"UI",FILE,UI,"UIR") M SS=^("SS")
 . E  D
 .. D XRINFO^DIKCU2(UI,"",.LDIF,"",.KFIL,.IX0,.SS)
 .. ;
 .. ;Remove elements from the SS array that have no max length.
 .. ;For those that have max length, set SS(S)=data extraction code
 .. S S=0 F  S S=$O(SS(S)) Q:'S  D
 ... I '$P(SS(S),U,3) K SS(S) Q
 ... S SS(S)=^TMP("DIKK",$J,KFIL,$P(SS(S),U),$P(SS(S),U,2))
 .. ;
 .. ;Remember info for next time
 . S KEY=+KEY
 . S ^TMP("DIKK",$J,"UI",FILE,UI)=KEY_U_KFIL_U_LDIF,^(UI,"UIR")=IX0
 . M ^TMP("DIKK",$J,"UI",FILE,UI,"SS")=SS
 . ;
 . ;If necessary, push the DA array
 . D:LDIF PUSHDA^DIKCU(.DA,LDIF)
 . ;
 . ;Walk down the uniqueness index and look for duplicates
 . S (IX0,IX1,IX2)=$NA(@IX0),NS=$QL(IX0)
 . F  S IX2=$Q(@IX2) Q:IX2=""  Q:$NA(@IX2,NS)'=IX0  D  Q:$G(DIKKQUIT)
 .. S IXV1=$NA(@IX1,NS+SS),IXV2=$NA(@IX2,NS+SS)
 .. I IXV1'=IXV2 S IX1=IX2 Q
 .. D DUPL(KEY,UI,FILE,KFIL,.DA,IX1,IX2,IXV1,NS,.SS,.DIKKQUIT)
 .. S (IX1,IX2)=$NA(@IXV1@("~"))
 . ;
 . ;Pop the DA array
 . D:LDIF POPDA^DIKCU(.DA,LDIF)
 Q
 ;
DUPL(KEY,UI,UIFIL,UIRFIL,DA,IX1,IX2,IXV,NS,SS,DIKKQUIT) ;Process duplicate
 ;indexes
 N DUPL,IENSDONE,I,IENS1,IENS2,L,ML,NEXTIX1,S,V1,X
 ;
 ;Set ML(subsc)=SS(subsc) for those subscripts that are >= maxlength
 S S=0
 F  S S=$O(SS(S)) Q:'S  S:$L($QS(IXV,NS+S))'<$P(SS(S),U,3) ML(S)=SS(S)
 ;
DLOOP ;Compare IX1 with IX2 and subsequent indexes
 K NEXTIX1
 ;
 ;Set iens and DA array for 1st index
 S IENS1=$E(IX1,$L(IXV)+1,$L(IX1)-1),L=$L(IENS1,",")
 S DA=$P(IENS1,",",L) F I=1:1:L-1 S DA(I)=$P(IENS1,",",L-I)
 S IENS1=$$IENS(.DA)
 ;
 ;If any subsc >= maxlen, set V1(subsc) = value array for 1st index
 I $D(ML) K V1 S S=0 F  S S=$O(ML(S)) Q:'S  X ML(S) S V1(S)=X
 ;
 F  D  S IX2=$Q(@IX2) Q:IX2=""  Q:$NA(@IX2,NS+SS)'=IXV!$G(DIKKQUIT)
 . ;Set iens and DA array for the 2nd index
 . S IENS2=$E(IX2,$L(IXV)+1,$L(IX2)-1),L=$L(IENS2,",")
 . S DA=$P(IENS2,",",L) F I=1:1:L-1 S DA(I)=$P(IENS2,",",L-I)
 . S IENS2=$$IENS(.DA)
 . ;
 . ;If no subsc >= maxlen, there's a duplicate
 . I '$D(ML) D SETK(UIRFIL,IENS2,KEY,DITAR,.DIKKQUIT) S DUPL=1 Q
 . ;
 . ;Otherwise, compare with actual data
 . Q:$D(IENSDONE(IENS2))
 . S S=0 F  S S=$O(ML(S)) Q:'S  X ML(S) I X'=V1(S) Q
 . I S S:'$D(NEXTIX1) NEXTIX1=IX2
 . E  D SETK(UIRFIL,IENS2,KEY,DITAR,.DIKKQUIT) S DUPL=1,IENSDONE(IENS2)=""
 ;
 D:$G(DUPL) SETK(UIRFIL,IENS1,KEY,DITAR,.DIKKQUIT)
 Q:'$D(NEXTIX1)
 ;
 S IX1=NEXTIX1,IX2=$Q(@IX1) Q:IX2=""
 G:$NA(@IX1,NS+SS)=$NA(@IX2,NS+SS) DLOOP
 Q
 ;
SETN(DIFIL,DIIENS,DIFLD,DITAR,DIKKQUIT) ;
 S @DITAR@(DIFIL,DIIENS,DIFLD)=""
 ;S @DITAR@("N",DIFIL,DIIENS,DIFLD)=""
 S:$G(DIKKQUIT)]"" DIKKQUIT=1
 Q
 ;
SETK(DIRFIL,DIIENS,DIKEY,DITAR,DIKKQUIT) ;
 S @DITAR@(DIRFIL,DIIENS,"K",DIKEY)=""
 ;S @DITAR@("K",DIRFIL,DIIENS,DIKEY)=""
 S:$G(DIKKQUIT)]"" DIKKQUIT=1
 Q
 ;
IENS(DA) ;Return IENS from DA array
 N I,IENS
 S IENS=$G(DA)_"," F I=1:1:$O(DA(" "),-1) S IENS=IENS_DA(I)_","
 Q IENS
 
--- Routine Detail   --- with STRUCTURED ROUTINE LISTING ---[H[J[2J[HDIKK   6748     printed  Sep 23, 2025@20:25:06                                                                                                                                                                                                        Page 2
DIKK      ;SFISC/MKO-CHECK KEY INTEGRITY ;9:14 AM  23 Feb 1999
 +1       ;;22.2;VA FileMan;;Jan 05, 2016;Build 42
 +2       ;;Per VA Directive 6402, this routine should not be modified.
 +3       ;;Submitted to OSEHRA 5 January 2015 by the VISTA Expertise Network.
 +4       ;;Based on Medsphere Systems Corporation's MSC FileMan 1051.
 +5       ;;Licensed under the terms of the Apache License, Version 2.0.
 +6       ;
INTEG(DIFILE,DIREC,DIFLD,DIKKEY,DICTRL,DIKPROC) ;
 +1        NEW DA,DIF,DIKERR,DIKFIL,DIKKQUIT,DIMF,DIROOT,DITAR
 +2       ;
 +3       ;If called as an extrinsic, manipulate DICTRL
 +4        SET DIKPROC=$GET(DIKPROC)
 +5        IF 'DIKPROC
               NEW DICTRL1,DIKKTAR
               MERGE DICTRL1=DICTRL
               SET DICTRL("TAR")="DIKKTAR"
 +6       ;
 +7        SET DIF=$EXTRACT("D",$GET(DICTRL)'["d")
 +8        IF DIF["D"
               IF '$DATA(DIQUIET)
                   NEW DIQUIET
                   SET DIQUIET=1
 +9        IF DIF["D"
               IF '$DATA(DIFM)
                   NEW DIFM
                   SET DIFM=1
                   DO INIZE^DIEFU
 +10      ;
 +11      ;Check input params, initialize variables, clean output array
 +12       DO INIT^DIKK2
           if $GET(DIKERR)]""
               GOTO MOVE
 +13       IF 'DIKPROC
               if $GET(DICTRL)'["Q"
                   SET DICTRL=$GET(DICTRL)_"Q"
 +14      ;
 +15      ;Load key info into ^TMP("DIKK",$J), and multiple info into DIMF
 +16       KILL ^TMP("DIKK",$JOB)
 +17       IF $GET(DIKKEY)?."^"
               Begin DoDot:1
 +18               IF $GET(DIFLD)
                       Begin DoDot:2
 +19                       DO LOADFLD^DIKK1(DIKFIL,DIFLD)
                       End DoDot:2
 +20              IF '$TEST
                       DO LOADALL^DIKK1(DIKFIL,$EXTRACT("s",$GET(DICTRL)["s"),.DIMF)
               End DoDot:1
 +21      IF '$TEST
               DO LOADKEY^DIKK1(DIKKEY)
 +22       if '$ORDER(^TMP("DIKK",$JOB,0))
               GOTO EXIT
 +23       if DIKFIL'=DIFILE
               DO SBINFO^DIKCU(DIKFIL,.DIMF)
 +24      ;
 +25      ;Check one or all records in file DIFILE
 +26       IF DA
               Begin DoDot:1
 +27               DO CHECK(DIFILE,.DA,DIROOT,.DIMF,DITAR,.DIKKQUIT)
               End DoDot:1
 +28      IF '$TEST
               DO CHECKALL(DIFILE,.DA,DIROOT,.DIMF,DITAR,.DIKKQUIT)
 +29      ;
EXIT      ;Cleanup ^TMP and quit
 +1        KILL ^TMP("DIKK",$JOB)
 +2       ;
MOVE      ;Move error messages if necessary
 +1        IF DIF["D"
               IF $GET(DIERR)
                   IF $GET(DICTRL("MSG"))]""
                       DO CALLOUT^DIEFU(DICTRL("MSG"))
 +2        IF 'DIKPROC
               KILL DICTRL
               MERGE DICTRL=DICTRL1
               QUIT $DATA(DIKKTAR)=0&($GET(DIKERR)="")
 +3        QUIT 
 +4       ;
CHECK(DIFILE,DA,DIROOT,DIMF,DITAR,DIKKQUIT) ;Check one record
 +1        IF $DATA(^TMP("DIKK",$JOB,"UIR",DIFILE))
               DO CHECK^DIKK2(DIFILE,.DA,DITAR,.DIKKQUIT)
               if $GET(DIKKQUIT)
                   QUIT 
 +2        if $DATA(DIMF(DIFILE))
               DO CHECKSUB(DIFILE,.DA,DIROOT,.DIMF,DITAR,.DIKKQUIT)
 +3        QUIT 
 +4       ;
CHECKALL(DIFILE,DA,DIROOT,DIMF,DITAR,DIKKQUIT) ;Check all records
 +1        IF $DATA(^TMP("DIKK",$JOB,"UI",DIFILE))
               DO UICHK(DIFILE,.DA,DITAR,.DIKKQUIT)
               if $GET(DIKKQUIT)
                   QUIT 
 +2        IF '$DATA(^TMP("DIKK",$JOB,DIFILE))
               IF '$DATA(DIMF(DIFILE))
                   QUIT 
 +3       ;
 +4       ;Loop through all records in file, check for null key fields
 +5        SET DA=0
           FOR 
               SET DA=$ORDER(@DIROOT@(DA))
               if DA'=+DA
                   QUIT 
               Begin DoDot:1
 +6                IF $DATA(^TMP("DIKK",$JOB,DIFILE))
                       DO NULLCHK(DIFILE,.DA,DITAR,.DIKKQUIT)
                       if $GET(DIKKQUIT)
                           QUIT 
 +7                if $DATA(DIMF(DIFILE))
                       DO CHECKSUB(DIFILE,.DA,DIROOT,.DIMF,DITAR,.DIKKQUIT)
               End DoDot:1
               if $GET(DIKKQUIT)
                   QUIT 
 +8        QUIT 
 +9       ;
CHECKSUB(DIFILE,DA,DIROOT,DIMF,DITAR,DIKKQUIT) ;Process all records in subfiles
 +1        NEW DIMULTF,DISBFILE,DISBROOT
 +2        DO PUSHDA^DIKCU(.DA)
 +3       ;
 +4       ;Loop through the DIMF array and make recursive call to check all
 +5       ;subrecords
 +6        SET DIMULTF=0
           FOR 
               SET DIMULTF=$ORDER(DIMF(DIFILE,DIMULTF))
               if 'DIMULTF
                   QUIT 
               Begin DoDot:1
 +7                SET DISBROOT=$NAME(@DIROOT@(DA(1),DIMF(DIFILE,DIMULTF)))
                   if '$DATA(@DISBROOT)
                       QUIT 
 +8                SET DISBFILE=DIMF(DIFILE,DIMULTF,0)
 +9                DO CHECKALL(DISBFILE,.DA,DISBROOT,.DIMF,DITAR,.DIKKQUIT)
               End DoDot:1
               if $GET(DIKKQUIT)
                   QUIT 
 +10      ;
 +11       DO POPDA^DIKCU(.DA)
 +12       QUIT 
 +13      ;
NULLCHK(KFIL,DA,DITAR,DIKKQUIT) ;Check whether any of the key fields at
 +1       ;KFIL file level are null for a given record.
 +2        NEW FIL,FLD,IENS,LDIF,X
 +3       ;
 +4        SET FIL=0
           FOR 
               SET FIL=$ORDER(^TMP("DIKK",$JOB,KFIL,FIL))
               if 'FIL
                   QUIT 
               Begin DoDot:1
 +5                SET LDIF=+$GET(^TMP("DIKK",$JOB,KFIL,FIL))
 +6                SET FLD=0
                   FOR 
                       SET FLD=$ORDER(^TMP("DIKK",$JOB,KFIL,FIL,FLD))
                       if 'FLD
                           QUIT 
                       Begin DoDot:2
 +7                        XECUTE ^TMP("DIKK",$JOB,KFIL,FIL,FLD)
                           if X]""
                               QUIT 
 +8                        SET IENS=$$IENS(.DA)
 +9                        if LDIF
                               SET IENS=$PIECE(IENS,",",LDIF+1,999)
 +10                       DO SETN(FIL,IENS,FLD,DITAR,.DIKKQUIT)
                       End DoDot:2
                       if $GET(DIKKQUIT)
                           QUIT 
               End DoDot:1
               if $GET(DIKKQUIT)
                   QUIT 
 +11       QUIT 
 +12      ;
UICHK(FILE,DA,OUT,DIKKQUIT) ;Walk through uniqueness index and check for duplicates
 +1        NEW IX0,IX1,IX2,IXV1,IXV2,KEY,KFIL,LDIF,NS,S,SS,UI
 +2       ;
 +3        SET UI=0
           FOR 
               SET UI=$ORDER(^TMP("DIKK",$JOB,"UI",FILE,UI))
               if 'UI
                   QUIT 
               Begin DoDot:1
 +4       ;Get info about uniqueness index
 +5                SET KEY=$GET(^TMP("DIKK",$JOB,"UI",FILE,UI))
 +6                IF $PIECE(KEY,U,2)]""
                       Begin DoDot:2
 +7                        SET KFIL=$PIECE(KEY,U,2)
                           SET LDIF=$PIECE(KEY,U,3)
                           SET KEY=$PIECE(KEY,U)
 +8                        SET IX0=^TMP("DIKK",$JOB,"UI",FILE,UI,"UIR")
                           MERGE SS=^("SS")
                       End DoDot:2
 +9               IF '$TEST
                       Begin DoDot:2
 +10                       DO XRINFO^DIKCU2(UI,"",.LDIF,"",.KFIL,.IX0,.SS)
 +11      ;
 +12      ;Remove elements from the SS array that have no max length.
 +13      ;For those that have max length, set SS(S)=data extraction code
 +14                       SET S=0
                           FOR 
                               SET S=$ORDER(SS(S))
                               if 'S
                                   QUIT 
                               Begin DoDot:3
 +15                               IF '$PIECE(SS(S),U,3)
                                       KILL SS(S)
                                       QUIT 
 +16                               SET SS(S)=^TMP("DIKK",$JOB,KFIL,$PIECE(SS(S),U),$PIECE(SS(S),U,2))
                               End DoDot:3
 +17      ;
 +18      ;Remember info for next time
                       End DoDot:2
 +19               SET KEY=+KEY
 +20               SET ^TMP("DIKK",$JOB,"UI",FILE,UI)=KEY_U_KFIL_U_LDIF
                   SET ^(UI,"UIR")=IX0
 +21               MERGE ^TMP("DIKK",$JOB,"UI",FILE,UI,"SS")=SS
 +22      ;
 +23      ;If necessary, push the DA array
 +24               if LDIF
                       DO PUSHDA^DIKCU(.DA,LDIF)
 +25      ;
 +26      ;Walk down the uniqueness index and look for duplicates
 +27               SET (IX0,IX1,IX2)=$NAME(@IX0)
                   SET NS=$QLENGTH(IX0)
 +28               FOR 
                       SET IX2=$QUERY(@IX2)
                       if IX2=""
                           QUIT 
                       if $NAME(@IX2,NS)'=IX0
                           QUIT 
                       Begin DoDot:2
 +29                       SET IXV1=$NAME(@IX1,NS+SS)
                           SET IXV2=$NAME(@IX2,NS+SS)
 +30                       IF IXV1'=IXV2
                               SET IX1=IX2
                               QUIT 
 +31                       DO DUPL(KEY,UI,FILE,KFIL,.DA,IX1,IX2,IXV1,NS,.SS,.DIKKQUIT)
 +32                       SET (IX1,IX2)=$NAME(@IXV1@("~"))
                       End DoDot:2
                       if $GET(DIKKQUIT)
                           QUIT 
 +33      ;
 +34      ;Pop the DA array
 +35               if LDIF
                       DO POPDA^DIKCU(.DA,LDIF)
               End DoDot:1
               if $GET(DIKKQUIT)
                   QUIT 
 +36       QUIT 
 +37      ;
DUPL(KEY,UI,UIFIL,UIRFIL,DA,IX1,IX2,IXV,NS,SS,DIKKQUIT) ;Process duplicate
 +1       ;indexes
 +2        NEW DUPL,IENSDONE,I,IENS1,IENS2,L,ML,NEXTIX1,S,V1,X
 +3       ;
 +4       ;Set ML(subsc)=SS(subsc) for those subscripts that are >= maxlength
 +5        SET S=0
 +6        FOR 
               SET S=$ORDER(SS(S))
               if 'S
                   QUIT 
               if $LENGTH($QSUBSCRIPT(IXV,NS+S))'<$PIECE(SS(S),U,3)
                   SET ML(S)=SS(S)
 +7       ;
DLOOP     ;Compare IX1 with IX2 and subsequent indexes
 +1        KILL NEXTIX1
 +2       ;
 +3       ;Set iens and DA array for 1st index
 +4        SET IENS1=$EXTRACT(IX1,$LENGTH(IXV)+1,$LENGTH(IX1)-1)
           SET L=$LENGTH(IENS1,",")
 +5        SET DA=$PIECE(IENS1,",",L)
           FOR I=1:1:L-1
               SET DA(I)=$PIECE(IENS1,",",L-I)
 +6        SET IENS1=$$IENS(.DA)
 +7       ;
 +8       ;If any subsc >= maxlen, set V1(subsc) = value array for 1st index
 +9        IF $DATA(ML)
               KILL V1
               SET S=0
               FOR 
                   SET S=$ORDER(ML(S))
                   if 'S
                       QUIT 
                   XECUTE ML(S)
                   SET V1(S)=X
 +10      ;
 +11       FOR 
               Begin DoDot:1
 +12      ;Set iens and DA array for the 2nd index
 +13               SET IENS2=$EXTRACT(IX2,$LENGTH(IXV)+1,$LENGTH(IX2)-1)
                   SET L=$LENGTH(IENS2,",")
 +14               SET DA=$PIECE(IENS2,",",L)
                   FOR I=1:1:L-1
                       SET DA(I)=$PIECE(IENS2,",",L-I)
 +15               SET IENS2=$$IENS(.DA)
 +16      ;
 +17      ;If no subsc >= maxlen, there's a duplicate
 +18               IF '$DATA(ML)
                       DO SETK(UIRFIL,IENS2,KEY,DITAR,.DIKKQUIT)
                       SET DUPL=1
                       QUIT 
 +19      ;
 +20      ;Otherwise, compare with actual data
 +21               if $DATA(IENSDONE(IENS2))
                       QUIT 
 +22               SET S=0
                   FOR 
                       SET S=$ORDER(ML(S))
                       if 'S
                           QUIT 
                       XECUTE ML(S)
                       IF X'=V1(S)
                           QUIT 
 +23               IF S
                       if '$DATA(NEXTIX1)
                           SET NEXTIX1=IX2
 +24              IF '$TEST
                       DO SETK(UIRFIL,IENS2,KEY,DITAR,.DIKKQUIT)
                       SET DUPL=1
                       SET IENSDONE(IENS2)=""
               End DoDot:1
               SET IX2=$QUERY(@IX2)
               if IX2=""
                   QUIT 
               if $NAME(@IX2,NS+SS)'=IXV!$GET(DIKKQUIT)
                   QUIT 
 +25      ;
 +26       if $GET(DUPL)
               DO SETK(UIRFIL,IENS1,KEY,DITAR,.DIKKQUIT)
 +27       if '$DATA(NEXTIX1)
               QUIT 
 +28      ;
 +29       SET IX1=NEXTIX1
           SET IX2=$QUERY(@IX1)
           if IX2=""
               QUIT 
 +30       if $NAME(@IX1,NS+SS)=$NAME(@IX2,NS+SS)
               GOTO DLOOP
 +31       QUIT 
 +32      ;
SETN(DIFIL,DIIENS,DIFLD,DITAR,DIKKQUIT) ;
 +1        SET @DITAR@(DIFIL,DIIENS,DIFLD)=""
 +2       ;S @DITAR@("N",DIFIL,DIIENS,DIFLD)=""
 +3        if $GET(DIKKQUIT)]""
               SET DIKKQUIT=1
 +4        QUIT 
 +5       ;
SETK(DIRFIL,DIIENS,DIKEY,DITAR,DIKKQUIT) ;
 +1        SET @DITAR@(DIRFIL,DIIENS,"K",DIKEY)=""
 +2       ;S @DITAR@("K",DIRFIL,DIIENS,DIKEY)=""
 +3        if $GET(DIKKQUIT)]""
               SET DIKKQUIT=1
 +4        QUIT 
 +5       ;
IENS(DA)  ;Return IENS from DA array
 +1        NEW I,IENS
 +2        SET IENS=$GET(DA)_","
           FOR I=1:1:$ORDER(DA(" "),-1)
               SET IENS=IENS_DA(I)_","
 +3        QUIT IENS