83 строки
2.3 KiB
C
83 строки
2.3 KiB
C
/*
|
|
* Copyright (c) 2011 Sandia National Laboratories. All rights reserved.
|
|
* Copyright (c) 2012 Cisco Systems, Inc. All rights reserved.
|
|
* $COPYRIGHT$
|
|
*
|
|
* Additional copyrights may follow
|
|
*
|
|
* $HEADER$
|
|
*/
|
|
|
|
#include "ompi_config.h"
|
|
|
|
#include "ompi/mpi/c/bindings.h"
|
|
#include "ompi/runtime/params.h"
|
|
#include "ompi/mca/pml/pml.h"
|
|
#include "ompi/memchecker.h"
|
|
#include "ompi/request/request.h"
|
|
#include "ompi/message/message.h"
|
|
|
|
#if OPAL_HAVE_WEAK_SYMBOLS && OMPI_PROFILING_DEFINES
|
|
#pragma weak MPI_Improbe = PMPI_Improbe
|
|
#endif
|
|
|
|
#if OMPI_PROFILING_DEFINES
|
|
#include "ompi/mpi/c/profile/defines.h"
|
|
#endif
|
|
|
|
static const char FUNC_NAME[] = "MPI_Improbe";
|
|
|
|
|
|
int MPI_Improbe(int source, int tag, MPI_Comm comm, int *flag,
|
|
MPI_Message *message, MPI_Status *status)
|
|
{
|
|
int rc;
|
|
|
|
MEMCHECKER(
|
|
memchecker_comm(comm);
|
|
);
|
|
|
|
if ( MPI_PARAM_CHECK ) {
|
|
rc = MPI_SUCCESS;
|
|
OMPI_ERR_INIT_FINALIZE(FUNC_NAME);
|
|
if (((tag < 0) && (tag != MPI_ANY_TAG)) || (tag > mca_pml.pml_max_tag)) {
|
|
rc = MPI_ERR_TAG;
|
|
} else if (ompi_comm_invalid(comm)) {
|
|
rc = MPI_ERR_COMM;
|
|
} else if ((source != MPI_ANY_SOURCE) &&
|
|
(MPI_PROC_NULL != source) &&
|
|
ompi_comm_peer_invalid(comm, source)) {
|
|
rc = MPI_ERR_RANK;
|
|
} else if (NULL == message) {
|
|
rc = MPI_ERR_REQUEST;
|
|
}
|
|
OMPI_ERRHANDLER_CHECK(rc, comm, rc, FUNC_NAME);
|
|
}
|
|
|
|
if (MPI_PROC_NULL == source) {
|
|
if (MPI_STATUS_IGNORE != status) {
|
|
*status = ompi_request_empty.req_status;
|
|
/* Per MPI-1, the MPI_ERROR field is not defined for
|
|
single-completion calls */
|
|
MEMCHECKER(
|
|
opal_memchecker_base_mem_undefined(&status->MPI_ERROR, sizeof(int));
|
|
);
|
|
*message = &ompi_message_no_proc.message;
|
|
}
|
|
*flag = 1;
|
|
return MPI_SUCCESS;
|
|
}
|
|
|
|
OPAL_CR_ENTER_LIBRARY();
|
|
|
|
rc = MCA_PML_CALL(improbe(source, tag, comm, flag, message, status));
|
|
/* Per MPI-1, the MPI_ERROR field is not defined for
|
|
single-completion calls */
|
|
MEMCHECKER(
|
|
opal_memchecker_base_mem_undefined(&status->MPI_ERROR, sizeof(int));
|
|
);
|
|
|
|
OMPI_ERRHANDLER_RETURN(rc, comm, rc, FUNC_NAME);
|
|
}
|
|
|