#define _SIMPLE_MTX_H
#include "util/futex.h"
+#include "util/macros.h"
#include "c11/threads.h"
-#if defined(__GNUC__) && defined(HAVE_LINUX_FUTEX_H)
+#if UTIL_FUTEX_SUPPORTED
/* mtx_t - Fast, simple mutex
*
}
}
+static inline void
+simple_mtx_assert_locked(simple_mtx_t *mtx)
+{
+ assert(mtx->val);
+}
+
#else
typedef mtx_t simple_mtx_t;
mtx_unlock(mtx);
}
+static inline void
+simple_mtx_assert_locked(simple_mtx_t *mtx)
+{
+#ifdef DEBUG
+ /* NOTE: this would not work for recursive mutexes, but
+ * mtx_t doesn't support those
+ */
+ int ret = mtx_trylock(mtx);
+ assert(ret == thrd_busy);
+ if (ret == thrd_success)
+ mtx_unlock(mtx);
+#else
+ (void)mtx;
+#endif
+}
+
#endif
#endif