use JACK thread creation functions to create process-graph threads; provide GUI control over number of threads-relative-to-number-of-CPUS

git-svn-id: svn://localhost/ardour2/branches/3.0@7296 d708f5d6-7413-0410-9779-e7cbd77b26cf

1 files changed, 28 insertions, 0 deletions

diff --git a/libs/pbd/pbd/cpus.h b/libs/pbd/pbd/cpus.h
new file mode 100644
index 0000000000..1488f30068
--- /dev/null
+++ b/libs/pbd/pbd/cpus.h
@@ -0,0 +1,28 @@
+/*
+  Copyright (C) 2010 Paul Davis
+  Author: Torben Hohn
+
+  This program is free software; you can redistribute it and/or modify
+  it under the terms of the GNU General Public License as published by
+  the Free Software Foundation; either version 2 of the License, or
+  (at your option) any later version.
+
+  This program is distributed in the hope that it will be useful,
+  but WITHOUT ANY WARRANTY; without even the implied warranty of
+  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+  GNU General Public License for more details.
+
+  You should have received a copy of the GNU General Public License
+  along with this program; if not, write to the Free Software
+  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+
+*/
+
+#ifndef __libpbd_cpus_h__
+#define __libpbd_cpus_h__
+
+#include <stdint.h>
+
+extern uint32_t hardware_concurrency ();
+
+#endif /* __libpbd_cpus_h__ */