1 files changed, 2 insertions, 0 deletions

diff --git a/src/bzip2.h b/src/bzip2.h
index a23f07a..25f10c5 100644
--- a/src/bzip2.h
+++ b/src/bzip2.h
@@ -22,6 +22,8 @@ namespace Bu
                 virtual size_t read( void *pBuf, size_t nBytes );
                 virtual size_t write( const void *pBuf, size_t nBytes );
 
+                virtual bool isOpen();
+
         private:
                 void bzError( int code );
                 bz_stream bzState;