/*
 * Copyright (C) by Argonne National Laboratory
 *     See COPYRIGHT 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_IREAD_AT(MPI_Fint *, MPI_Offset *, void *, MPI_Fint *,
                                                    MPI_Fint *, MPI_Fint *, MPI_Fint *);
#pragma weak MPI_FILE_IREAD_AT = PMPI_FILE_IREAD_AT
#elif defined(FORTRANDOUBLEUNDERSCORE)
extern FORTRAN_API void FORT_CALL mpi_file_iread_at__(MPI_Fint *, MPI_Offset *, void *, MPI_Fint *,
                                                      MPI_Fint *, MPI_Fint *, MPI_Fint *);
#pragma weak mpi_file_iread_at__ = pmpi_file_iread_at__
#elif !defined(FORTRANUNDERSCORE)
extern FORTRAN_API void FORT_CALL mpi_file_iread_at(MPI_Fint *, MPI_Offset *, void *, MPI_Fint *,
                                                    MPI_Fint *, MPI_Fint *, MPI_Fint *);
#pragma weak mpi_file_iread_at = pmpi_file_iread_at
#else
extern FORTRAN_API void FORT_CALL mpi_file_iread_at_(MPI_Fint *, MPI_Offset *, void *, MPI_Fint *,
                                                     MPI_Fint *, MPI_Fint *, MPI_Fint *);
#pragma weak mpi_file_iread_at_ = pmpi_file_iread_at_
#endif

#elif defined(HAVE_PRAGMA_HP_SEC_DEF)
#if defined(FORTRANCAPS)
#pragma _HP_SECONDARY_DEF PMPI_FILE_IREAD_AT MPI_FILE_IREAD_AT
#elif defined(FORTRANDOUBLEUNDERSCORE)
#pragma _HP_SECONDARY_DEF pmpi_file_iread_at__ mpi_file_iread_at__
#elif !defined(FORTRANUNDERSCORE)
#pragma _HP_SECONDARY_DEF pmpi_file_iread_at mpi_file_iread_at
#else
#pragma _HP_SECONDARY_DEF pmpi_file_iread_at_ mpi_file_iread_at_
#endif

#elif defined(HAVE_PRAGMA_CRI_DUP)
#if defined(FORTRANCAPS)
#pragma _CRI duplicate MPI_FILE_IREAD_AT as PMPI_FILE_IREAD_AT
#elif defined(FORTRANDOUBLEUNDERSCORE)
#pragma _CRI duplicate mpi_file_iread_at__ as pmpi_file_iread_at__
#elif !defined(FORTRANUNDERSCORE)
#pragma _CRI duplicate mpi_file_iread_at as pmpi_file_iread_at
#else
#pragma _CRI duplicate mpi_file_iread_at_ as pmpi_file_iread_at_
#endif

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

#ifdef FORTRANCAPS
#define mpi_file_iread_at_ PMPI_FILE_IREAD_AT
#elif defined(FORTRANDOUBLEUNDERSCORE)
#define mpi_file_iread_at_ pmpi_file_iread_at__
#elif !defined(FORTRANUNDERSCORE)
#if defined(HPUX) || defined(SPPUX)
#pragma _HP_SECONDARY_DEF pmpi_file_iread_at pmpi_file_iread_at_
#endif
#define mpi_file_iread_at_ pmpi_file_iread_at
#else
#if defined(HPUX) || defined(SPPUX)
#pragma _HP_SECONDARY_DEF pmpi_file_iread_at_ pmpi_file_iread_at
#endif
#define mpi_file_iread_at_ pmpi_file_iread_at_
#endif

#else

#ifdef FORTRANCAPS
#define mpi_file_iread_at_ MPI_FILE_IREAD_AT
#elif defined(FORTRANDOUBLEUNDERSCORE)
#define mpi_file_iread_at_ mpi_file_iread_at__
#elif !defined(FORTRANUNDERSCORE)
#if defined(HPUX) || defined(SPPUX)
#pragma _HP_SECONDARY_DEF mpi_file_iread_at mpi_file_iread_at_
#endif
#define mpi_file_iread_at_ mpi_file_iread_at
#else
#if defined(HPUX) || defined(SPPUX)
#pragma _HP_SECONDARY_DEF mpi_file_iread_at_ mpi_file_iread_at
#endif
#endif
#endif

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

void mpi_file_iread_at_(MPI_Fint * fh, MPI_Offset * offset, void *buf,
                        MPI_Fint * count, MPI_Fint * datatype, MPI_Fint * request, MPI_Fint * ierr)
{
    MPI_File fh_c;
    MPIO_Request req_c;
    MPI_Datatype datatype_c;

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

    *ierr = MPI_File_iread_at(fh_c, *offset, buf, *count, datatype_c, &req_c);

    *request = MPIO_Request_c2f(req_c);
}
#else
/* Prototype to keep compiler happy */
FORTRAN_API void FORT_CALL mpi_file_iread_at_(MPI_Fint * fh, MPI_Offset * offset, void *buf,
                                              MPI_Fint * count, MPI_Datatype * datatype,
                                              MPI_Fint * request, MPI_Fint * ierr);

FORTRAN_API void FORT_CALL mpi_file_iread_at_(MPI_Fint * fh, MPI_Offset * offset, void *buf,
                                              MPI_Fint * count, MPI_Datatype * datatype,
                                              MPI_Fint * request, MPI_Fint * ierr)
{
    MPI_File fh_c;
    MPIO_Request req_c;

    fh_c = MPI_File_f2c(*fh);
    *ierr = MPI_File_iread_at(fh_c, *offset, buf, *count, *datatype, &req_c);
    *request = MPIO_Request_c2f(req_c);
}
#endif
