File:  [Coherent Logic Development] / freem_fileman / Attic / DINV1VXD.m
Revision 1.1: download - view: text, annotated - select for diffs
Mon Apr 28 14:10:44 2025 UTC (5 weeks, 4 days ago) by snw
Branches: MAIN
CVS tags: HEAD
Initial revision

%ZOSV1	;SFISC/AC-View commands & special functions(continued). ;03:11 PM  21 Dec 1994
	;;21.0;VA FileMan;;Dec 28, 1994
	;Per VHA Directive 10-93-142, this routine should not be modified.
DEVOPN	;List devices opened.
	N %,%B,%I,%L,%X,%X1,%X2,%Y
	S %X1=$V($V(0)+8),%X2=$V(%X1),Y=""
	F %I=1:1 D D1 S %X2=$V(%X2) Q:%X2=%X1
	Q
D1	S %X=$V(%X2+8)
	S %L=$V(%X+4,-1,1),%B=$V(%X+8)
	S %Y=""
	F %=1:1:%L S %Y=%Y_$C($V(%B,-1,1)) S %B=%B+1
	S Y=Y_%Y_"," Q
	;
DEVOK	;Check Device Availability.  (not complete)
	;INPUT:  X=Device $I, X1=IOT -- X1 needed for resources
	;OUTPUT: Y=0 if available, Y=job # if owned, Y=-1 if device does not exists.
	S Y=0 Q:X["::"  I $G(X1)="RES" G RES
	S Y=$ZC(%GETDVI,X,"EXISTS")
	G DV1:Y D DV2 Q:Y=-1  I Y="TERM" S Y=-1 Q
	S Y=-2 Q
DV1	S Y=$ZC(%GETDVI,X,"PID") I Y=$J!($ZC(%GETDVI,X,"SPL")) S Y=0 Q
	I Y,$ZC(%GETJPI,X,"MASTER_PID")=Y G DVOPN
	Q:Y>0  D DV2 G DVOPN:Y="TERM" S Y=$S(Y="DISK":0,Y="MAILBOX":0,Y="TAPE":0,1:-1) Q
DV2	S Y=$ZC(%PARSE,X) I Y="" S Y=-1 Q
	I X]"" S Y=$ZC(%GETDVI,$S(Y]"":Y,1:X),"DEVCLASS") Q
	Q
DVOPN	S $ZT="DVERR",Y=0 Q:$D(%ZTIO)
	L:$D(%ZISLOCK) +@%ZISLOCK:60
	O X::$S($D(%ZISTO):%ZISTO,1:0) E  S Y=999 L:$D(%ZISLOCK) -@%ZISLOCK Q
	L:$D(%ZISLOCK) -@%ZISLOCK
	S Y=0 I '$D(%ZISCHK)!$S($D(%ZIS)#2:(%ZIS["T"),1:0) C X Q
	S:X]"" IO(1,X)="" Q
DVERR	I $ZE["OPENERR" S Y=-1 Q
	ZQ
RES	S Y=0,%ZISD0=$O(^%ZISL(3.54,"B",X,0))
	I '%ZISD0 S Y=-1,%ZISD0=%O(^%ZIS(1,"C",X)) Q:'%ZISD0  Q:'$D(^%ZIS(1,+%ZISD0,0))  Q:$P(^(0),"^")'=X  Q:'$D(^("TYPE"))  Q:^("TYPE")'="RES"  S Y=0 Q
	S X1=$S($D(^%ZISL(3.54,+%ZISD0,0)):^(0),1:"")
	I $P(X1,"^",2)&(X=$P(X1,"^")) S Y=0 Q
	S Y=999 F %ZISD1=0:0 S %ZISD1=$O(^%ZISL(3.54,%ZISD0,1,%ZISD1)) Q:%ZISD1'>0  I $D(^(%ZISD1,0)) S Y=$P(^(0),"^",3) Q
	K %ZISD0,%ZISD1
	Q

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