From d37fd8955c2804c31e43e3db4ea526c59796eb28 Mon Sep 17 00:00:00 2001
From: Jeff Mitchell <tomahawk@jefferai.org>
Date: Mon, 10 Oct 2011 09:53:55 -0400
Subject: [PATCH] Optimize the full rescan path a bit, and add a check for
 safety (that should be a noop)

---
 src/musicscanner.cpp | 4 +++-
 src/scanmanager.cpp  | 3 ++-
 2 files changed, 5 insertions(+), 2 deletions(-)

diff --git a/src/musicscanner.cpp b/src/musicscanner.cpp
index 710420f82..dc3602927 100644
--- a/src/musicscanner.cpp
+++ b/src/musicscanner.cpp
@@ -261,7 +261,9 @@ MusicScanner::listerFinished( const QMap<QString, unsigned int>& newmtimes  )
         m_filesToDelete << m_filemtimes[ key ].keys().first();
     }
     commitBatch( m_scannedfiles, m_filesToDelete );
-
+    m_scannedfiles.clear();
+    m_filesToDelete.clear();
+    
     // remove obsolete / stale files
     foreach ( const QString& path, m_dirmtimes.keys() )
     {
diff --git a/src/scanmanager.cpp b/src/scanmanager.cpp
index b5938314e..79b96f825 100644
--- a/src/scanmanager.cpp
+++ b/src/scanmanager.cpp
@@ -168,7 +168,8 @@ ScanManager::filesDeleted( const QStringList& files, const Tomahawk::collection_
 {
     Q_UNUSED( files );
     Q_UNUSED( collection );
-    runDirScan( TomahawkSettings::instance()->scannerPaths(), true );
+    if ( !TomahawkSettings::instance()->scannerPaths().isEmpty() )
+        runDirScan( TomahawkSettings::instance()->scannerPaths(), true );
 }