X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;f=source%2Fio%2Fzlibcompressed.h;h=fa7a15315ccb09a7a44a1671e85d26f3ea5b3bc6;hb=426a1f61095aff13025b707e89105ad1e4570616;hp=feb21c635d406ea567708119fd2c9d467f697f0c;hpb=a386a9ff068071aab19e6dcb0452e72784d84267;p=libs%2Fcore.git

diff --git a/source/io/zlibcompressed.h b/source/io/zlibcompressed.h
index feb21c6..fa7a153 100644
--- a/source/io/zlibcompressed.h
+++ b/source/io/zlibcompressed.h
@@ -3,6 +3,7 @@
 
 #include <stdexcept>
 #include <string>
+#include <sigc++/trackable.h>
 #include "base.h"
 
 namespace Msp {
@@ -27,7 +28,7 @@ operates on top of another I/O object.
 To ensure proper termination of the compressed data stream, the ZlibCompressed
 object must be destroyed before the underlying object is closed.
 */
-class ZlibCompressed: public Base
+class ZlibCompressed: public Base, public sigc::trackable
 {
 private:
 	struct Private;