# HG changeset patch
# User Matti Hamalainen <ccr@tnsp.org>
# Date 1352279074 -7200
# Node ID 3012740d014c56bdb112d3ce548a0a3821024412
# Parent  0617f844ebdbc8f1567e991d84bd19cd1ab50b53
Add some NULL pointer checks in case the emulator engine backend didn't
initialize and the user tries to play things anyway.

diff -r 0617f844ebdb -r 3012740d014c src/xmms-sid.c
--- a/src/xmms-sid.c	Wed Nov 07 10:54:43 2012 +0200
+++ b/src/xmms-sid.c	Wed Nov 07 11:04:34 2012 +0200
@@ -216,8 +216,11 @@
 
     xs_tuneinfo_free(xs_status.tuneInfo);
     xs_status.tuneInfo = NULL;
-    xs_status.engine->plrDeleteSID(&xs_status);
-    xs_status.engine->plrClose(&xs_status);
+    if (xs_status.engine != NULL)
+    {
+        xs_status.engine->plrDeleteSID(&xs_status);
+        xs_status.engine->plrClose(&xs_status);
+    }
 
     xs_songlen_close();
     xs_stil_close();
@@ -583,7 +586,9 @@
 
     /* Free tune information */
     XS_MUTEX_LOCK(xs_status);
-    xs_status.engine->plrDeleteSID(&xs_status);
+    if (xs_status.engine != NULL)
+        xs_status.engine->plrDeleteSID(&xs_status);
+
     xs_tuneinfo_free(xs_status.tuneInfo);
     xs_status.tuneInfo = NULL;
     XS_MUTEX_UNLOCK(xs_status);
@@ -881,6 +886,9 @@
 {
     XSTuneInfo *info;
     
+    if (xs_status.engine == NULL)
+        return;
+    
     XS_MUTEX_LOCK(xs_status);
 
     /* Get tune information from emulation engine */