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1.6 KiB
C
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/* -*- Mode: C; c-basic-offset:4 ; indent-tabs-mode:nil ; -*- */
/*
*
* Copyright (C) 2003 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_Waitall = PMPIO_Waitall
#elif defined(HAVE_PRAGMA_HP_SEC_DEF)
#pragma _HP_SECONDARY_DEF PMPIO_Waitall MPIO_Waitall
#elif defined(HAVE_PRAGMA_CRI_DUP)
#pragma _CRI duplicate MPIO_Waitall as PMPIO_Waitall
/* end of weak pragmas */
#endif
/* Include mapping from MPI->PMPI */
#define MPIO_BUILD_PROFILING
#include "mpioprof.h"
#endif
/*
This is a temporary function until we switch to using MPI-2's generalized
requests.
*/
int MPIO_Waitall( int count, MPIO_Request requests[], MPI_Status statuses[] )
{
int notdone, i, flag, err;
MPID_THREADPRIV_DECL;
ROMIO_THREAD_CS_ENTER();
if (count == 1) {
err = MPIO_Wait(requests, statuses);
goto fn_exit;
}
do {
notdone = 0;
for (i=0; i<count; i++) {
if (requests[i] != MPIO_REQUEST_NULL) {
err = MPIO_Test( &requests[i], &flag, &statuses[i] );
if (!flag) notdone = 1;
if (err) goto fn_exit;
}
else {
#ifdef MPICH
/* need to set empty status */
if (statuses != MPI_STATUSES_IGNORE) {
statuses[i].MPI_SOURCE = MPI_ANY_SOURCE;
statuses[i].MPI_TAG = MPI_ANY_TAG;
MPIR_STATUS_SET_COUNT(statuses[i], 0);
MPIR_STATUS_SET_CANCEL_BIT(statuses[i], 0);
}
#else
;
#endif
}
}
} while (notdone);
err = MPI_SUCCESS;
fn_exit:
ROMIO_THREAD_CS_EXIT();
return err;
}