netcdf_par.h

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/*
 * In order to use any of the netcdf_XXX.h files, it is necessary
 * to include netcdf.h followed by any netcdf_XXX.h files.
 * Various things (like EXTERNL) are defined in netcdf.h
 * to make them available for use by the netcdf_XXX.h files.
*/
 
#ifndef NETCDF_PAR_H
#define NETCDF_PAR_H 1
 
#include <mpi.h>

#define NC_INDEPENDENT 0
#define NC_COLLECTIVE 1
 
#if defined(__cplusplus)
extern "C" {
#endif
 
/* Create a file and enable parallel I/O. */
    EXTERNL int
    nc_create_par(const char *path, int cmode, MPI_Comm comm, MPI_Info info,
                  int *ncidp);
 
/* Open a file and enable parallel I/O. */
    EXTERNL int
    nc_open_par(const char *path, int mode, MPI_Comm comm, MPI_Info info,
                int *ncidp);
 
/* Change a variable from independent (the default) to collective
 * access. */
    EXTERNL int
    nc_var_par_access(int ncid, int varid, int par_access);
 
    EXTERNL int
    nc_create_par_fortran(const char *path, int cmode, int comm,
                          int info, int *ncidp);
    EXTERNL int
    nc_open_par_fortran(const char *path, int mode, int comm,
                        int info, int *ncidp);
 
#if defined(__cplusplus)
}
#endif
 
#endif /* NETCDF_PAR_H */