65 строки
1.9 KiB
C
65 строки
1.9 KiB
C
/*
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* Copyright (c) 2004-2005 The Trustees of Indiana University and Indiana
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* University Research and Technology
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* Corporation. All rights reserved.
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* Copyright (c) 2004-2005 The University of Tennessee and The University
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* of Tennessee Research Foundation. All rights
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* reserved.
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* Copyright (c) 2004-2005 High Performance Computing Center Stuttgart,
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* University of Stuttgart. All rights reserved.
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* Copyright (c) 2004-2005 The Regents of the University of California.
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* 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 "mpi/c/bindings.h"
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#include "ompi/mca/pml/pml.h"
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#if OMPI_HAVE_WEAK_SYMBOLS && OMPI_PROFILING_DEFINES
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#pragma weak MPI_Iprobe = PMPI_Iprobe
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#endif
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#if OMPI_PROFILING_DEFINES
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#include "mpi/c/profile/defines.h"
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#endif
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static const char FUNC_NAME[] = "MPI_Iprobe";
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int MPI_Iprobe(int source, int tag, MPI_Comm comm, int *flag, MPI_Status *status)
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{
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int rc;
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if (source == MPI_PROC_NULL) {
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if (status) {
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status->MPI_SOURCE = MPI_PROC_NULL;
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status->MPI_TAG = MPI_ANY_TAG;
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status->MPI_ERROR = MPI_SUCCESS;
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status->_count = 0;
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}
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return MPI_SUCCESS;
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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 && ompi_comm_peer_invalid(comm, source)) {
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rc = MPI_ERR_RANK;
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}
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OMPI_ERRHANDLER_CHECK(rc, comm, rc, FUNC_NAME);
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}
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rc = MCA_PML_CALL(iprobe(source, tag, comm, flag, status));
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OMPI_ERRHANDLER_RETURN(rc, comm, rc, FUNC_NAME);
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}
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