WIP: Clean up task implementationtasks

1 files changed, 44 insertions, 0 deletions

diff --git a/src/server/Runner.hpp b/src/server/Runner.hpp
new file mode 100644
index 00000000..173984e3
--- /dev/null
+++ b/src/server/Runner.hpp
@@ -0,0 +1,44 @@
+/*
+  This file is part of Ingen.
+  Copyright 2007-2017 David Robillard <http://drobilla.net/>
+
+  Ingen is free software: you can redistribute it and/or modify it under the
+  terms of the GNU Affero General Public License as published by the Free
+  Software Foundation, either version 3 of the License, or any later version.
+
+  Ingen 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 Affero General Public License for details.
+
+  You should have received a copy of the GNU Affero General Public License
+  along with Ingen.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#ifndef INGEN_ENGINE_RUNNER_HPP
+#define INGEN_ENGINE_RUNNER_HPP
+
+namespace Ingen {
+namespace Server {
+
+class Task;
+class BlockImpl;
+
+class Runner
+{
+public:
+	virtual ~Runner() = default;
+
+	/** Claim a parallel task, and signal others that work is available. */
+	virtual void claim_task(Task* task) = 0;
+
+	/** Steal a task from some other context if possible. */
+	virtual Task* steal_task() const = 0;
+
+	/** Run `unit`. */
+	virtual void run_unit(BlockImpl* unit) = 0;
+};
+
+} // namespace Server
+} // namespace Ingen
+
+#endif // INGEN_ENGINE_RUNNER_HPP