/usr/include/gromacs/legacyheaders/gmx_omp_nthreads.h is in libgromacs-dev 5.1.2-1ubuntu1.
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* This file is part of the GROMACS molecular simulation package.
*
* Copyright (c) 2012,2013,2014, by the GROMACS development team, led by
* Mark Abraham, David van der Spoel, Berk Hess, and Erik Lindahl,
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#ifndef GMX_OMP_NTHREADS_H
#define GMX_OMP_NTHREADS_H
#include <stdio.h>
#include "gromacs/utility/basedefinitions.h"
#ifdef __cplusplus
extern "C" {
#endif
#if 0
}
#endif
struct t_commrec;
/** Enum values corresponding to multithreaded algorithmic modules. */
typedef enum module_nth
{
/* Default is meant to be used in OMP regions outside the named
* algorithmic modules listed below. */
emntDefault, emntDomdec, emntPairsearch, emntNonbonded,
emntBonded, emntPME, emntUpdate, emntVSITE, emntLINCS, emntSETTLE,
emntNR
} module_nth_t;
/*! \brief
* Initializes the per-module thread count.
*
* It is compatible with tMPI, thread-safety is ensured (for the features
* available with tMPI).
* This function should caled only once during the initialization of mdrun. */
void gmx_omp_nthreads_init(FILE *fplog, struct t_commrec *cr,
int nthreads_hw_avail,
int omp_nthreads_req,
int omp_nthreads_pme_req,
gmx_bool bCurrNodePMEOnly,
gmx_bool bFullOmpSupport);
/*! \brief
* Returns the number of threads to be used in the given module \p mod. */
int gmx_omp_nthreads_get(int mod);
/*! \brief Sets the number of threads to be used in module.
*
* Intended for use in testing. */
void gmx_omp_nthreads_set(int mod, int nthreads);
/*! \brief
* Read the OMP_NUM_THREADS env. var. and check against the value set on the
* command line. */
void gmx_omp_nthreads_read_env(int *nthreads_omp,
gmx_bool bIsSimMaster);
#if 0
{
#endif
#ifdef __cplusplus
}
#endif
#endif
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