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/* -*- Mode: C; c-basic-offset:4 ; indent-tabs-mode:nil ; -*- */
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/*
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* (C) 2001 by Argonne National Laboratory.
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* See COPYRIGHT in top-level directory.
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*/
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#include "mpiimpl.h"
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/* -- Begin Profiling Symbol Block for routine MPI_Get_processor_name */
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#if defined(HAVE_PRAGMA_WEAK)
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#pragma weak MPI_Get_processor_name = PMPI_Get_processor_name
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#elif defined(HAVE_PRAGMA_HP_SEC_DEF)
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#pragma _HP_SECONDARY_DEF PMPI_Get_processor_name MPI_Get_processor_name
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#elif defined(HAVE_PRAGMA_CRI_DUP)
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#pragma _CRI duplicate MPI_Get_processor_name as PMPI_Get_processor_name
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#elif defined(HAVE_WEAK_ATTRIBUTE)
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int MPI_Get_processor_name(char *name, int *resultlen)
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__attribute__ ((weak, alias("PMPI_Get_processor_name")));
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#endif
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/* -- End Profiling Symbol Block */
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/* Define MPICH_MPI_FROM_PMPI if weak symbols are not supported to build
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the MPI routines. You can use USE_WEAK_SYMBOLS to see if MPICH is
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using weak symbols to implement the MPI routines. */
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#ifndef MPICH_MPI_FROM_PMPI
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#undef MPI_Get_processor_name
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#define MPI_Get_processor_name PMPI_Get_processor_name
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/* Any internal routines can go here. Make them static if possible. If they
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are used by both the MPI and PMPI versions, use PMPI_LOCAL instead of
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static; this macro expands into "static" if weak symbols are supported and
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into nothing otherwise. */
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#endif
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#undef FUNCNAME
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#define FUNCNAME MPI_Get_processor_name
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#undef FCNAME
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#define FCNAME MPL_QUOTE(FUNCNAME)
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/*@
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MPI_Get_processor_name - Gets the name of the processor
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Output Parameters:
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+ name - A unique specifier for the actual (as opposed to virtual) node. This
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must be an array of size at least 'MPI_MAX_PROCESSOR_NAME'.
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- resultlen - Length (in characters) of the name
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Notes:
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The name returned should identify a particular piece of hardware;
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the exact format is implementation defined. This name may or may not
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be the same as might be returned by 'gethostname', 'uname', or 'sysinfo'.
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.N ThreadSafe
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.N Fortran
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In Fortran, the character argument should be declared as a character string
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of 'MPI_MAX_PROCESSOR_NAME' rather than an array of dimension
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'MPI_MAX_PROCESSOR_NAME'. That is,
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.vb
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character*(MPI_MAX_PROCESSOR_NAME) name
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.ve
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rather than
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.vb
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character name(MPI_MAX_PROCESSOR_NAME)
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.ve
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The two
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.N FortranString
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.N Errors
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.N MPI_SUCCESS
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@*/
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int MPI_Get_processor_name(char *name, int *resultlen)
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{
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int mpi_errno = MPI_SUCCESS;
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MPIR_FUNC_TERSE_STATE_DECL(MPID_STATE_MPI_GET_PROCESSOR_NAME);
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MPIR_ERRTEST_INITIALIZED_ORDIE();
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MPIR_FUNC_TERSE_ENTER(MPID_STATE_MPI_GET_PROCESSOR_NAME);
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/* Validate parameters and objects (post conversion) */
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#ifdef HAVE_ERROR_CHECKING
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{
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MPID_BEGIN_ERROR_CHECKS;
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{
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MPIR_ERRTEST_ARGNULL(name, "name", mpi_errno);
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MPIR_ERRTEST_ARGNULL(resultlen, "resultlen", mpi_errno);
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}
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MPID_END_ERROR_CHECKS;
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}
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#endif /* HAVE_ERROR_CHECKING */
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/* ... body of routine ... */
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mpi_errno = MPID_Get_processor_name(name, MPI_MAX_PROCESSOR_NAME, resultlen);
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/* ... end of body of routine ... */
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if (mpi_errno != MPI_SUCCESS)
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goto fn_fail;
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fn_exit:
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MPIR_FUNC_TERSE_EXIT(MPID_STATE_MPI_GET_PROCESSOR_NAME);
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return mpi_errno;
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fn_fail:
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/* --BEGIN ERROR HANDLING-- */
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#ifdef HAVE_ERROR_CHECKING
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{
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mpi_errno =
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MPIR_Err_create_code(mpi_errno, MPIR_ERR_RECOVERABLE, FCNAME, __LINE__, MPI_ERR_OTHER,
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"**mpi_get_processor_name", "**mpi_get_processor_name %p %p", name,
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resultlen);
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}
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#endif
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mpi_errno = MPIR_Err_return_comm(NULL, FCNAME, mpi_errno);
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goto fn_exit;
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/* --END ERROR HANDLING-- */
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}
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