Fix hang on session going away when there is nothing to process. Fixes #3284.
commitee684170d90863f8705a42d496c087d0fbebdb7a
authorcarlh <carlh@d708f5d6-7413-0410-9779-e7cbd77b26cf>
Mon, 28 Jun 2010 20:49:15 +0000 (28 20:49 +0000)
committercarlh <carlh@d708f5d6-7413-0410-9779-e7cbd77b26cf>
Mon, 28 Jun 2010 20:49:15 +0000 (28 20:49 +0000)
treef125207df6fa10277a932bcf6aabc7bbac767230
parenteaa10fe9261a371e9e33af251dba4aae98dd99d6
Fix hang on session going away when there is nothing to process.  Fixes #3284.

git-svn-id: svn+ssh://ardour.org/ardour2/branches/3.0@7316 d708f5d6-7413-0410-9779-e7cbd77b26cf
libs/ardour/graph.cc