/* -*- Mode: C; c-basic-offset:4 ; indent-tabs-mode:nil ; -*- */
/*
 *
 *   Copyright (C) 1997 University of Chicago.
 *   See COPYRIGHT notice in top-level directory.
 */

#include "adio.h"
#include "mpio.h"


#if defined(MPIO_BUILD_PROFILING) || defined(HAVE_WEAK_SYMBOLS)

#if defined(HAVE_WEAK_SYMBOLS)
#if defined(HAVE_PRAGMA_WEAK)
#if defined(FORTRANCAPS)
extern FORTRAN_API void FORT_CALL MPI_FILE_READ_AT(MPI_Fint *, MPI_Offset *, void *, MPI_Fint *,
                                                   MPI_Fint *, MPI_Status *, MPI_Fint *);
#pragma weak MPI_FILE_READ_AT = PMPI_FILE_READ_AT
#elif defined(FORTRANDOUBLEUNDERSCORE)
extern FORTRAN_API void FORT_CALL mpi_file_read_at__(MPI_Fint *, MPI_Offset *, void *, MPI_Fint *,
                                                     MPI_Fint *, MPI_Status *, MPI_Fint *);
#pragma weak mpi_file_read_at__ = pmpi_file_read_at__
#elif !defined(FORTRANUNDERSCORE)
extern FORTRAN_API void FORT_CALL mpi_file_read_at(MPI_Fint *, MPI_Offset *, void *, MPI_Fint *,
                                                   MPI_Fint *, MPI_Status *, MPI_Fint *);
#pragma weak mpi_file_read_at = pmpi_file_read_at
#else
extern FORTRAN_API void FORT_CALL mpi_file_read_at_(MPI_Fint *, MPI_Offset *, void *, MPI_Fint *,
                                                    MPI_Fint *, MPI_Status *, MPI_Fint *);
#pragma weak mpi_file_read_at_ = pmpi_file_read_at_
#endif

#elif defined(HAVE_PRAGMA_HP_SEC_DEF)
#if defined(FORTRANCAPS)
#pragma _HP_SECONDARY_DEF PMPI_FILE_READ_AT MPI_FILE_READ_AT
#elif defined(FORTRANDOUBLEUNDERSCORE)
#pragma _HP_SECONDARY_DEF pmpi_file_read_at__ mpi_file_read_at__
#elif !defined(FORTRANUNDERSCORE)
#pragma _HP_SECONDARY_DEF pmpi_file_read_at mpi_file_read_at
#else
#pragma _HP_SECONDARY_DEF pmpi_file_read_at_ mpi_file_read_at_
#endif

#elif defined(HAVE_PRAGMA_CRI_DUP)
#if defined(FORTRANCAPS)
#pragma _CRI duplicate MPI_FILE_READ_AT as PMPI_FILE_READ_AT
#elif defined(FORTRANDOUBLEUNDERSCORE)
#pragma _CRI duplicate mpi_file_read_at__ as pmpi_file_read_at__
#elif !defined(FORTRANUNDERSCORE)
#pragma _CRI duplicate mpi_file_read_at as pmpi_file_read_at
#else
#pragma _CRI duplicate mpi_file_read_at_ as pmpi_file_read_at_
#endif

/* end of weak pragmas */
#endif
/* Include mapping from MPI->PMPI */
#include "mpioprof.h"
#endif

#ifdef FORTRANCAPS
#define mpi_file_read_at_ PMPI_FILE_READ_AT
#elif defined(FORTRANDOUBLEUNDERSCORE)
#define mpi_file_read_at_ pmpi_file_read_at__
#elif !defined(FORTRANUNDERSCORE)
#if defined(HPUX) || defined(SPPUX)
#pragma _HP_SECONDARY_DEF pmpi_file_read_at pmpi_file_read_at_
#endif
#define mpi_file_read_at_ pmpi_file_read_at
#else
#if defined(HPUX) || defined(SPPUX)
#pragma _HP_SECONDARY_DEF pmpi_file_read_at_ pmpi_file_read_at
#endif
#define mpi_file_read_at_ pmpi_file_read_at_
#endif

#else

#ifdef FORTRANCAPS
#define mpi_file_read_at_ MPI_FILE_READ_AT
#elif defined(FORTRANDOUBLEUNDERSCORE)
#define mpi_file_read_at_ mpi_file_read_at__
#elif !defined(FORTRANUNDERSCORE)
#if defined(HPUX) || defined(SPPUX)
#pragma _HP_SECONDARY_DEF mpi_file_read_at mpi_file_read_at_
#endif
#define mpi_file_read_at_ mpi_file_read_at
#else
#if defined(HPUX) || defined(SPPUX)
#pragma _HP_SECONDARY_DEF mpi_file_read_at_ mpi_file_read_at
#endif
#endif
#endif

#if defined(MPIHP)
/* Prototype to keep compiler happy */
void mpi_file_read_at_(MPI_Fint * fh, MPI_Offset * offset, void *buf,
                       MPI_Fint * count, MPI_Fint * datatype, MPI_Status * status, MPI_Fint * ierr);

void mpi_file_read_at_(MPI_Fint * fh, MPI_Offset * offset, void *buf,
                       MPI_Fint * count, MPI_Fint * datatype, MPI_Status * status, MPI_Fint * ierr)
{
    MPI_File fh_c;
    MPI_Datatype datatype_c;

    fh_c = MPI_File_f2c(*fh);
    datatype_c = MPI_Type_f2c(*datatype);

    *ierr = MPI_File_read_at(fh_c, *offset, buf, *count, datatype_c, status);
}
#else
/* Prototype to keep compiler happy */
FORTRAN_API void FORT_CALL mpi_file_read_at_(MPI_Fint * fh, MPI_Offset * offset, void *buf,
                                             MPI_Fint * count, MPI_Fint * datatype,
                                             MPI_Status * status, MPI_Fint * ierr);

FORTRAN_API void FORT_CALL mpi_file_read_at_(MPI_Fint * fh, MPI_Offset * offset, void *buf,
                                             MPI_Fint * count, MPI_Fint * datatype,
                                             MPI_Status * status, MPI_Fint * ierr)
{
    MPI_File fh_c;

    fh_c = MPI_File_f2c(*fh);
    *ierr = MPI_File_read_at(fh_c, *offset, buf, *count, (MPI_Datatype) * datatype, status);
}
#endif