diff options
| author | Carl Hetherington <carl@carlh.net> | 2010-06-28 23:07:05 +0000 |
|---|---|---|
| committer | Carl Hetherington <carl@carlh.net> | 2010-06-28 23:07:05 +0000 |
| commit | a3cb425ca957bad3d4862ac38b111e71f7bcb318 (patch) | |
| tree | 13f9dbe3882b9c669a4f0a9b80ef692e90730391 /gtk2_ardour/midi_tracer.cc | |
| parent | 21e10145d8391d29c73fc262a8fbedf66cb24945 (diff) | |
Fix race causing MIDI tracer to stop working when master record state is changed.
git-svn-id: svn://localhost/ardour2/branches/3.0@7320 d708f5d6-7413-0410-9779-e7cbd77b26cf
Diffstat (limited to 'gtk2_ardour/midi_tracer.cc')
| -rw-r--r-- | gtk2_ardour/midi_tracer.cc | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/gtk2_ardour/midi_tracer.cc b/gtk2_ardour/midi_tracer.cc index a9f38b52ff..565d0f4911 100644 --- a/gtk2_ardour/midi_tracer.cc +++ b/gtk2_ardour/midi_tracer.cc @@ -25,7 +25,7 @@ MidiTracer::MidiTracer (const std::string& name, Parser& p) , autoscroll (true) , show_hex (true) , collect (true) - , update_queued (false) + , _update_queued (0) , fifo (1024) , buffer_pool ("miditracer", buffer_size, 1024) // 1024 256 byte buffers , autoscroll_button (_("Auto-Scroll")) @@ -255,9 +255,9 @@ MidiTracer::tracer (Parser&, byte* msg, size_t len) fifo.write (&buf, 1); - if (!update_queued) { + if (g_atomic_int_get (&_update_queued) == 0) { gui_context()->call_slot (invalidator (*this), boost::bind (&MidiTracer::update, this)); - update_queued = true; + g_atomic_int_inc (&_update_queued); } } @@ -265,7 +265,7 @@ void MidiTracer::update () { bool updated = false; - update_queued = false; + g_atomic_int_dec_and_test (&_update_queued); RefPtr<TextBuffer> buf (text.get_buffer()); |