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