/* -*- Mode: C; c-basic-offset:4 ; indent-tabs-mode:nil ; -*- */

/*

 *

 *   Copyright (C) 1997 University of Chicago.

 *   See COPYRIGHT notice in top-level directory.

 */

#include "mpioimpl.h"

#ifdef HAVE_WEAK_SYMBOLS

#if defined(HAVE_PRAGMA_WEAK)

#pragma weak MPIO_Wait = PMPIO_Wait

#elif defined(HAVE_PRAGMA_HP_SEC_DEF)

#pragma _HP_SECONDARY_DEF PMPIO_Wait MPIO_Wait

#elif defined(HAVE_PRAGMA_CRI_DUP)

#pragma _CRI duplicate MPIO_Wait as PMPIO_Wait

/* end of weak pragmas */

#endif

/* Include mapping from MPI->PMPI */

#define MPIO_BUILD_PROFILING

#include "mpioprof.h"

#endif

/* status object not filled currently */

/*@

    MPIO_Wait - Waits for the completion of a nonblocking read or write

Input Parameters:

. request - request object (handle)

Output Parameters:

. status - status object (Status)

.N fortran

@*/

#ifdef HAVE_MPI_GREQUEST

int MPIO_Wait(MPIO_Request * request, MPI_Status * status)

{

    return (MPI_Wait(request, status));

}

#else

int MPIO_Wait(MPIO_Request * request, MPI_Status * status)

{

    int error_code;

    static char myname[] = "MPIO_WAIT";

#ifdef MPI_hpux

    int fl_xmpi;

    if (*request != MPIO_REQUEST_NULL) {

        HPMP_IO_WSTART(fl_xmpi, BLKMPIOWAIT, TRDTBLOCK, (*request)->fd);

    }

#endif /* MPI_hpux */

    ROMIO_THREAD_CS_ENTER();

    if (*request == MPIO_REQUEST_NULL) {

        error_code = MPI_SUCCESS;

        goto fn_exit;

    }

    /* --BEGIN ERROR HANDLING-- */

    if ((*request < (MPIO_Request) 0) || ((*request)->cookie != ADIOI_REQ_COOKIE)) {

        error_code = MPIO_Err_create_code(MPI_SUCCESS, MPIR_ERR_RECOVERABLE,

                                          myname, __LINE__, MPI_ERR_REQUEST, "**request", 0);

        error_code = MPIO_Err_return_file(MPI_FILE_NULL, error_code);

        goto fn_exit;

    }

    /* --END ERROR HANDLING-- */

    switch ((*request)->optype) {

        case ADIOI_READ:

            ADIO_ReadComplete(request, status, &error_code);

            break;

        case ADIOI_WRITE:

            ADIO_WriteComplete(request, status, &error_code);

            break;

    }

#ifdef MPI_hpux

    HPMP_IO_WEND(fl_xmpi);

#endif /* MPI_hpux */

  fn_exit:

    ROMIO_THREAD_CS_EXIT();

    return error_code;

}

#endif