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+/**
+ * @file thread.h
+ *
+ * @brief Threading portability and debug wrappers
+ *
+ * This file is part of the bladeRF project:
+ * http://www.github.com/nuand/bladeRF
+ *
+ * Copyright (c) 2014 Nuand LLC
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+#ifndef BLADERF_THREAD_H_
+#define BLADERF_THREAD_H_
+
+/* Currently, only pthreads is supported. In the future, native windows threads
+ * may be used; one of the objectives of this file is to ease that transistion.
+ */
+#include <pthread.h>
+#include "rel_assert.h"
+
+#define MUTEX pthread_mutex_t
+
+#ifdef ENABLE_LOCK_CHECKS
+# define MUTEX_INIT(m) do { \
+ int status; \
+ pthread_mutexattr_t mutex_attr; \
+ status = pthread_mutexattr_init(&mutex_attr); \
+ assert(status == 0 && "Mutex attr init failure"); \
+ status = pthread_mutexattr_settype(&mutex_attr, \
+ PTHREAD_MUTEX_ERRORCHECK); \
+ assert(status == 0 && "Mutex attr setype failure"); \
+ status = pthread_mutex_init(m, &mutex_attr); \
+ assert(status == 0 && "Mutex init failure"); \
+ } while (0)
+
+# define MUTEX_LOCK(m) do { \
+ int status = pthread_mutex_lock(m); \
+ assert(status == 0 && "Mutex lock failure");\
+ } while (0)
+
+# define MUTEX_UNLOCK(m) do { \
+ int status = pthread_mutex_unlock(m); \
+ assert(status == 0 && "Mutex unlock failure");\
+ } while (0)
+
+# define MUTEX_DESTROY(m) do { \
+ int status = pthread_mutex_destroy(m); \
+ assert(status == 0 && "Mutex destroy failure");\
+ } while (0)
+#else
+# define MUTEX_INIT(m) pthread_mutex_init(m, NULL)
+# define MUTEX_LOCK(m) pthread_mutex_lock(m)
+# define MUTEX_UNLOCK(m) pthread_mutex_unlock(m)
+# define MUTEX_DESTROY(m) pthread_mutex_destroy(m)
+#endif
+
+#endif