Move Jack internal client to a separate compilation unit

Aside from keeping things tidy and independent, this removes this unused code
from the program builds, instead only including it in the Jack internal module.

1 files changed, 23 insertions, 0 deletions

diff --git a/src/jack_impl.h b/src/jack_impl.h
new file mode 100644
index 0000000..0ecd3eb
--- /dev/null
+++ b/src/jack_impl.h
@@ -0,0 +1,23 @@
+// Copyright 2007-2024 David Robillard <d@drobilla.net>
+// SPDX-License-Identifier: ISC
+
+#ifndef JALV_JACK_IMPL_H
+#define JALV_JACK_IMPL_H
+
+#include "attributes.h"
+
+#include <jack/jack.h>
+
+#include <stdbool.h>
+
+// Definition of Jack backend structure (private to implementation)
+JALV_BEGIN_DECLS
+
+struct JalvBackendImpl {
+  jack_client_t* client;             ///< Jack client
+  bool           is_internal_client; ///< Running inside jackd
+};
+
+JALV_END_DECLS
+
+#endif // JALV_JACK_IMPL_H