Explicitly state visibility

This cuts the exportet symbols from 12k to 2k and the library size from
16Mb to 14Mb, which isn't great but still an improvement.

About 30% of the symbols are coming from the Store:: interface.

nm -C -D /work/install/lib64/libsinkcommon.so.0.1

1 files changed, 2 insertions, 1 deletions

diff --git a/common/listener.h b/common/listener.h
index e17f315..d4dc884 100644
--- a/common/listener.h
+++ b/common/listener.h
@@ -19,6 +19,7 @@
 
 #pragma once
 
+#include <sinkcommon_export.h>
 #include <QObject>
 
 #include <QPointer>
@@ -56,7 +57,7 @@ public:
     qint64 currentRevision;
 };
 
-class Listener : public QObject
+class SINKCOMMON_EXPORT Listener : public QObject
 {
     Q_OBJECT