Avoids bus errors by closing and re-initializing the device before we

try to re-open it.

PR:		20979
Submitted by:	Orion Hodson <O.Hodson@cs.ucl.ac.uk>

audio/grip/files/patch-ab

@@ -0,0 +1,10 @@
+--- grip.h.orig	Tue Apr 18 10:37:44 2000
++++ grip.h	Mon Sep  4 17:59:26 2000
+@@ -257,6 +257,7 @@
+ /* Low-level cd control routines -- found in cd.c */
+ 
+ int CDInitDevice(char *device_name);
++void CDCloseDevice(int cd_desc);
+ int CDStat(int cd_desc,struct disc_info *disc,gboolean read_toc);
+ int CDPlayFrames(int cd_desc,int startframe,int endframe);
+ int CDPlayTrackPos(int cd_desc,struct disc_info *disc,int starttrack,

audio/grip/files/patch-ac

@@ -0,0 +1,14 @@
+--- cd.c.orig	Tue Apr 18 10:37:44 2000
++++ cd.c	Mon Sep  4 17:59:26 2000
+@@ -98,6 +98,11 @@
+   return cd_desc;
+ }
+ 
++void CDCloseDevice(int cd_desc)
++{
++  close(cd_desc);
++}
++
+ /* Update a CD status structure... because operating system interfaces vary
+    so does this function. */
+ 

audio/grip/files/patch-ad

@@ -0,0 +1,15 @@
+--- grip.c.orig	Tue Apr 18 10:37:44 2000
++++ grip.c	Mon Sep  4 17:59:26 2000
+@@ -1279,6 +1279,12 @@
+     CDStat(cd_desc,&info,FALSE);
+ 
+     if(info.disc_present) {
++    /* FreeBSD CD ioctl CDIOREADTOCHEADER fails when old disk is ejected
++     * and a new disk one entered. Re-opening device fixes this.
++     */
++      CDCloseDevice(cd_desc);
++      cd_desc = CDInitDevice(cddevice);
++
+       CDStat(cd_desc,&info,TRUE);
+ 
+       Debug("CDStat found a disc, checking tracks\n");