+/* -*- mode: c; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4; c-file-style: "stroustrup"; -*-
+ *
+ *
+ * This source code is part of
+ *
+ * G R O M A C S
+ *
+ * GROningen MAchine for Chemical Simulations
+ *
+ * Written by the Gromacs development team under coordination of
+ * David van der Spoel, Berk Hess, and Erik Lindahl.
+ *
+ * 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
+ * of the License, or (at your option) any later version.
+ *
+ * To help us fund GROMACS development, we humbly ask that you cite
+ * the research papers on the package. Check out http://www.gromacs.org
+ *
+ * And Hey:
+ * GROup of MAchos and Cynical Suckers
+ */
+
+#ifndef GMX_OMP_H
+#define GMX_OMP_H
+
+/* This module defines wrappers for OpenMP API functions and enables compiling
+ * code even when OpenMP is turned off in the build system.
+ * Therfore, OpenMP API functions should always be used through these wrappers
+ * and omp.h should never be directly included. Instead, this header should be
+ * used whnever OpenMP API functions are needed.
+ */
+
+/*! Sets the number of threads in subsequent parallel regions, unless overridden
+ * by a num_threads clause. Acts as a wrapper for omp_get_max_threads(void). */
+int gmx_omp_get_max_threads(void);
+
+/*! Returns the thread number of the thread executing within its thread team.
+ * Acts as a warpper for omp_get_thread_num(void). */
+int gmx_omp_get_thread_num(void);
+
+/*! Returns an integer that is equal to or greater than the number of threads
+ * that would be available if a parallel region without num_threads were
+ * defined at that point in the code. Acts as a wapepr for omp_set_num_threads(void). */
+void gmx_omp_set_num_threads(int num_threads);
+
+#endif /* GMX_OMP_H */