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+/**
+ * @file backend_config.h
+ *
+ * @brief Compile-time backend selection
+ *
+ * This file is part of the bladeRF project:
+ * http://www.github.com/nuand/bladeRF
+ *
+ * Copyright (C) 2013 Nuand LLC
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#ifndef BACKEND_BACKEND_CONFIG_H_
+#define BACKEND_BACKEND_CONFIG_H_
+
+#cmakedefine ENABLE_BACKEND_USB
+#cmakedefine ENABLE_BACKEND_LIBUSB
+#cmakedefine ENABLE_BACKEND_CYAPI
+#cmakedefine ENABLE_BACKEND_DUMMY
+#cmakedefine ENABLE_BACKEND_LINUX_DRIVER
+
+#include "backend/backend.h"
+#include "backend/usb/usb.h"
+
+#ifdef ENABLE_BACKEND_DUMMY
+extern const struct backend_fns backend_fns_dummy;
+#define BACKEND_DUMMY &backend_fns_dummy,
+#else
+#define BACKEND_DUMMY
+#endif
+
+#ifdef ENABLE_BACKEND_USB
+extern const struct backend_fns backend_fns_usb;
+#define BACKEND_USB &backend_fns_usb,
+
+#ifdef ENABLE_BACKEND_LIBUSB
+extern const struct usb_driver usb_driver_libusb;
+#define BACKEND_USB_LIBUSB &usb_driver_libusb,
+#else
+#define BACKEND_USB_LIBUSB
+#endif
+
+#ifdef ENABLE_BACKEND_CYAPI
+extern const struct usb_driver usb_driver_cypress;
+#define BACKEND_USB_CYAPI &usb_driver_cypress,
+#else
+#define BACKEND_USB_CYAPI
+#endif
+
+#define BLADERF_USB_BACKEND_LIST \
+ { \
+ BACKEND_USB_LIBUSB \
+ BACKEND_USB_CYAPI \
+ }
+
+#if !defined(ENABLE_BACKEND_LIBUSB) && !defined(ENABLE_BACKEND_CYAPI)
+#error "No USB backends are enabled. One or more must be enabled."
+#endif
+
+#else
+#define BACKEND_USB
+#endif
+
+#if !defined(ENABLE_BACKEND_USB) && !defined(ENABLE_BACKEND_DUMMY)
+#error "No backends are enabled. One more more must be enabled."
+#endif
+
+/* This list should be ordered by preference (highest first) */
+#define BLADERF_BACKEND_LIST \
+ { \
+ BACKEND_USB \
+ BACKEND_DUMMY \
+ }
+
+#endif