text: /*
   * Copyright (c) 2004-2007 The Trustees of Indiana University and Indiana
   *                         University Research and Technology
   *                         Corporation.  All rights reserved.
   * Copyright (c) 2004-2005 The University of Tennessee and The University
   *                         of Tennessee Research Foundation.  All rights
   *                         reserved.
   * Copyright (c) 2004-2008 High Performance Computing Center Stuttgart,
   *                         University of Stuttgart.  All rights reserved.
   * Copyright (c) 2004-2005 The Regents of the University of California.
   *                         All rights reserved.
   * Copyright (c) 2015      Research Organization for Information Science
   *                         and Technology (RIST). 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/communicator/communicator.h"
  #include "ompi/errhandler/errhandler.h"
  #include "ompi/mca/pml/pml.h"
  #include "ompi/memchecker.h"
  #include "ompi/request/request.h"
  
  #if OMPI_BUILD_MPI_PROFILING
  #if OPAL_HAVE_WEAK_SYMBOLS
  #pragma weak MPI_Recv = PMPI_Recv
  #endif
  #define MPI_Recv PMPI_Recv
  #endif
  
  static const char FUNC_NAME[] = "MPI_Recv";
  
  
  int MPI_Recv(void *buf, int count, MPI_Datatype type, int source,
               int tag, MPI_Comm comm, MPI_Status *status)
  {
      int rc = MPI_SUCCESS;
  
      MEMCHECKER(
          memchecker_datatype(type);
          memchecker_call(&opal_memchecker_base_isaddressable, buf, count, type);
          memchecker_comm(comm);
      );
  
      if ( MPI_PARAM_CHECK ) {
          OMPI_ERR_INIT_FINALIZE(FUNC_NAME);
          OMPI_CHECK_DATATYPE_FOR_RECV(rc, type, count);
          OMPI_CHECK_USER_BUFFER(rc, buf, type, count);
  
          if (ompi_comm_invalid(comm)) {
              return OMPI_ERRHANDLER_INVOKE(MPI_COMM_WORLD, MPI_ERR_COMM, FUNC_NAME);
          } else if (((tag < 0) && (tag != MPI_ANY_TAG)) || (tag > mca_pml.pml_max_tag)) {
              rc = MPI_ERR_TAG;
          } else if ((source != MPI_ANY_SOURCE) &&
                     (MPI_PROC_NULL != source) &&
                     ompi_comm_peer_invalid(comm, source)) {
              rc = MPI_ERR_RANK;
          }
  
          OMPI_ERRHANDLER_CHECK(rc, comm, rc, FUNC_NAME);
      }
  
      if (MPI_PROC_NULL == source) {
          if (MPI_STATUS_IGNORE != status) {
              *status = ompi_request_empty.req_status;
          }
          return MPI_SUCCESS;
      }
  
      rc = MCA_PML_CALL(recv(buf, count, type, source, tag, comm, status));
      OMPI_ERRHANDLER_RETURN(rc, comm, rc, FUNC_NAME);
  }
  