From ab58c894d391086dfdb1762408cc6c1fa9b2383e Mon Sep 17 00:00:00 2001
From: Robin Gareus <robin@gareus.org>
Date: Wed, 25 Dec 2019 17:59:38 +0100
Subject: Use weak-ptr for source added/removed signals (1/2)

This might fix a "SessionHandleRef exists across session deletion",
when the shared_ptr was be pushed onto a x-thread pool, and not
invalidated in time before the session was closed.
---
 libs/ardour/ardour/session.h | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

(limited to 'libs/ardour/ardour/session.h')

diff --git a/libs/ardour/ardour/session.h b/libs/ardour/ardour/session.h
index 9326c9b948..3b15c2d7e2 100644
--- a/libs/ardour/ardour/session.h
+++ b/libs/ardour/ardour/session.h
@@ -1783,8 +1783,8 @@ private:
 public:
 
 	/* Emited when a new source is added to the session */
-	PBD::Signal1< void, boost::shared_ptr<Source> > SourceAdded;
-	PBD::Signal1< void, boost::shared_ptr<Source> > SourceRemoved;
+	PBD::Signal1< void, boost::weak_ptr<Source> > SourceAdded;
+	PBD::Signal1< void, boost::weak_ptr<Source> > SourceRemoved;
 
 	typedef std::map<PBD::ID,boost::shared_ptr<Source> > SourceMap;
 
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