From 3eb8a4e2cc62f0b0e4197d907c63c5973dee5de4 Mon Sep 17 00:00:00 2001
From: Laurent Vivier <Laurent@lvivier.info>
Date: Fri, 20 Oct 2006 22:14:26 +0000
Subject: [PATCH] Call SetInterrupt() only for Display drivers, call
 DrvrRemove() (why not ?)

---
 second/driver.c | 21 ++++++++++++++++-----
 1 file changed, 16 insertions(+), 5 deletions(-)

diff --git a/second/driver.c b/second/driver.c
index ee54aa8..fddc3aa 100644
--- a/second/driver.c
+++ b/second/driver.c
@@ -25,6 +25,8 @@ void turn_off_interrupts()
 	volatile OSErr err; /* because -O2 remove call to PBControlSync() otherwise... */
 	VDParamBlock pb;
 	VDFlagRec flag;
+	char name[256];
+	int j;
 	
 	count = LMGetUnitTableEntryCount();
 	currentHandle = (DCtlEntry ***) LMGetUTableBase();
@@ -43,14 +45,23 @@ void turn_off_interrupts()
 		else
 			driverPtr = (void*)(currentPtr->dCtlDriver);
 
+		for(j = 0; j < driverPtr->drvrName[0]; j++)
+			name[j] = driverPtr->drvrName[j + 1];
+		name[j] = 0;
+	
 		err = OpenDriver(driverPtr->drvrName, &refnum);
 		if (err != noErr)
 			continue;
-		pb.ioRefNum = refnum;
-		pb.csCode = 7; /* SetInterrupt */
-		flag.flag = 1;
-		pb.csParam = &flag;
 
-		err = PBControlSync((ParmBlkPtr) &pb);
+		if (strncmp(name, ".Display", 8) == 0)
+		{
+			pb.ioRefNum = refnum;
+			pb.csCode = 7; /* SetInterrupt */
+			flag.flag = 1;
+			pb.csParam = &flag;
+
+			err = PBControlSync((ParmBlkPtr) &pb);
+		}
+		DrvrRemove(refnum);
 	}
 }