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*DECK DRVADD
SUBROUTINE DRVADD(NENTRY,HENTRY,IENTRY,JENTRY,KENTRY)
*
*-----------------------------------------------------------------------
*
* STANDARD ADDITION MODULE.
*
* INPUT/OUTPUT PARAMETERS:
* NENTRY : NUMBER OF LINKED LISTS AND FILES USED BY THE MODULE.
* HENTRY : CHARACTER*12 NAME OF EACH LINKED LIST OR FILE.
* IENTRY : =0 CLE-2000 VARIABLE; =1 LINKED LIST; =2 XSM FILE;
* =3 SEQUENTIAL BINARY FILE; =4 SEQUENTIAL ASCII FILE.
* JENTRY : =0 THE LINKED LIST OR FILE IS CREATED.
* =1 THE LINKED LIST OR FILE IS OPEN FOR MODIFICATIONS;
* =2 THE LINKED LIST OR FILE IS OPEN IN READ-ONLY MODE.
* KENTRY : =FILE UNIT NUMBER; =LINKED LIST ADDRESS OTHERWISE.
* DIMENSION HENTRY(NENTRY),IENTRY(NENTRY),JENTRY(NENTRY),
* KENTRY(NENTRY)
*
*-------------------------------------- AUTHOR: A. HEBERT ; 21/12/93 ---
*
USE GANLIB
*----
* SUBROUTINE ARGUMENTS
*----
INTEGER NENTRY,IENTRY(NENTRY),JENTRY(NENTRY)
CHARACTER HENTRY(NENTRY)*12
TYPE(C_PTR) KENTRY(NENTRY)
*----
* LOCAL VARIABLES
*----
CHARACTER HSMG*131,TEXT12*12
TYPE(C_PTR) IPLIST1,IPLIST2
*----
* PARAMETER VALIDATION.
*----
IF(NENTRY.LE.1) CALL XABORT('DRVADD: TWO PARAMETERS EXPECTED.')
TEXT12=HENTRY(1)
IF((JENTRY(1).EQ.2).OR.(IENTRY(1).GT.2)) CALL XABORT('DRVADD: LIN'
1 //'KED LIST OR XSM FILE IN CREATION OR MODIFICATION MODE EXPECTE'
2 //'D AT LHS ('//TEXT12//').')
IF((JENTRY(2).NE.2).OR.(IENTRY(2).GT.2)) CALL XABORT('DRVADD: LIN'
1 //'KED LIST OR XSM FILE IN READ-ONLY MODE EXPECTED AT RHS.')
*----
* COPY THE SECOND RHS INTO THE LHS.
*----
IF(JENTRY(1).EQ.0) THEN
IF(NENTRY.LE.2) CALL XABORT('DRVADD: 3 PARAMETERS EXPECTED.')
IF((JENTRY(3).NE.2).OR.(IENTRY(3).GT.2)) CALL XABORT('DRVADD: '
1 //'LINKED LIST OR XSM FILE IN READ-ONLY MODE EXPECTED AT SECON'
2 //'D RHS.')
NUNIT=KDROPN('DUMMYSQ',0,2,0)
IF(NUNIT.LE.0) CALL XABORT('DRVADD: KDROPN FAILURE.')
CALL LCMEXP(KENTRY(3),0,NUNIT,1,1)
REWIND(NUNIT)
CALL LCMEXP(KENTRY(1),0,NUNIT,1,2)
IERR=KDRCLS(NUNIT,2)
IF(IERR.LT.0) THEN
WRITE(HSMG,'(29HDRVADD: KDRCLS FAILURE. IERR=,I3)') IERR
CALL XABORT(HSMG)
ENDIF
ENDIF
*----
* PERFORM THE ADDITION.
*----
IPLIST1=KENTRY(1)
IPLIST2=KENTRY(2)
CALL LCMADD(IPLIST2,IPLIST1)
RETURN
END
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