| 1 | PPPFMX1 ;ALB/JP - XREF CODES FOR PPP;01-DEC-92
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| 2 | ;;V1.0;PHARMACY PRESCRIPTION PRACTICE;;APR 7,1995
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| 3 | ;;Per VHA Directive 10-93-142, this routine should not be modified.
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| 4 | AC(IFN,SET,FNUM,OLDX) ;AC* XREF FOR FFX file (#1020.2)
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| 5 | ;INPUT : IFN - Internal file number of record
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| 6 | ; SET - If 1, set cross reference
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| 7 | ; If 0, kill cross reference (DEFAULT)
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| 8 | ; FNUM - Only valid for KILLS
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| 9 | ; The field number that was changed
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| 10 | ; OLDX - Only valid for KILLS
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| 11 | ; The previous value
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| 12 | ;OUTPUT : 0 - Cross reference was set/killed
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| 13 | ; -1 - Cross reference not set/killed
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| 14 | ; -2 - Bad input
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| 15 | ;
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| 16 | ; -- CHECK INPUT & RECORD EXISTANCE
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| 17 | Q:($G(IFN)="") -2
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| 18 | S SET=+$G(SET)
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| 19 | Q:('$D(^PPP(1020.2,IFN))) -2
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| 20 | Q:(('SET)&('$D(FNUM))&('$D(OLDX))) -2
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| 21 | ; -- DECLARE VARIABLES
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| 22 | N PATPTR,DOMAIN,ZERO,ONE
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| 23 | ; -- GET INFO FOR XREF & QUIT IF ANY PART IS NULL
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| 24 | S ZERO=$G(^PPP(1020.2,IFN,0))
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| 25 | Q:(ZERO="") -1
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| 26 | ;
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| 27 | S ONE=$G(^PPP(1020.2,IFN,1))
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| 28 | Q:(ONE="") -1
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| 29 | ;
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| 30 | S PATPTR=$P(ZERO,"^",1)
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| 31 | I ('SET) S:(FNUM=.01) PATPTR=OLDX
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| 32 | Q:(PATPTR="") -1
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| 33 | ;
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| 34 | S DOMAIN=$P(ONE,"^",5)
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| 35 | I ('SET) S:(FNUM=1.5) DOMAIN=OLDX
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| 36 | Q:(DOMAIN="") -1
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| 37 | ;
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| 38 | ; -- SET XREF
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| 39 | S:(SET) ^PPP(1020.2,"AC",PATPTR,DOMAIN,IFN)=""
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| 40 | ; -- KILL X-REF
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| 41 | K:('SET) ^PPP(1020.2,"AC",PATPTR,DOMAIN,IFN)
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| 42 | Q 0
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| 43 | ;
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