141 строка
3.6 KiB
C
141 строка
3.6 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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/** @file **/
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#ifndef OMPI_MPI_ERRCODE_H
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#define OMPI_MPI_ERRCODE_H
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#include "ompi_config.h"
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#include "mpi.h"
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#include "opal/class/opal_object.h"
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#include "ompi/class/ompi_pointer_array.h"
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#if defined(c_plusplus) || defined(__cplusplus)
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extern "C" {
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#endif
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/**
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* Back-end type for MPI error codes
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*/
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struct ompi_mpi_errcode_t {
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opal_object_t super;
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int code;
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int cls;
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char errstring[MPI_MAX_ERROR_STRING];
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};
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typedef struct ompi_mpi_errcode_t ompi_mpi_errcode_t;
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OMPI_DECLSPEC extern ompi_pointer_array_t ompi_mpi_errcodes;
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OMPI_DECLSPEC extern int ompi_mpi_errcode_lastused;
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OMPI_DECLSPEC extern ompi_mpi_errcode_t ompi_err_unknown;
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/**
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* Check for a valid error code
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*/
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static inline bool ompi_mpi_errcode_is_invalid(int errcode)
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{
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if ( errcode >= 0 && errcode < ompi_mpi_errcode_lastused )
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return 0;
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else
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return 1;
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}
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/**
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* Return the error class
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*/
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static inline int ompi_mpi_errcode_get_class (int errcode)
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{
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ompi_mpi_errcode_t *err;
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err = (ompi_mpi_errcode_t *)ompi_pointer_array_get_item(&ompi_mpi_errcodes, errcode);
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/* If we get a bogus errcode, return MPI_ERR_UNKNOWN */
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if (NULL != err) {
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return err->cls;
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} else {
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return ompi_err_unknown.cls;
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}
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}
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/**
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* Return the error string
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*/
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static inline char* ompi_mpi_errcode_get_string (int errcode)
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{
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ompi_mpi_errcode_t *err;
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err = (ompi_mpi_errcode_t *)ompi_pointer_array_get_item(&ompi_mpi_errcodes, errcode);
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/* If we get a bogus errcode, return a string indicating that this
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truly should not happen */
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if (NULL != err) {
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return err->errstring;
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} else {
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return "Unknown error (this should not happen!)";
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}
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}
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/**
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* Initialize the error codes
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*
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* @returns OMPI_SUCCESS Upon success
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* @returns OMPI_ERROR Otherwise
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*
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* Invoked from ompi_mpi_init(); sets up all static MPI error codes,
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*/
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int ompi_mpi_errcode_init(void);
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/**
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* Finalize the error codes.
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*
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* @returns OMPI_SUCCESS Always
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*
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* Invokes from ompi_mpi_finalize(); tears down the error code array.
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*/
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int ompi_mpi_errcode_finalize(void);
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/**
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* Add an error code
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*
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* @param: error class to which this new error code belongs to
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*
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* @returns the new error code on SUCCESS (>0)
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* @returns OMPI_ERROR otherwise
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*
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*/
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int ompi_mpi_errcode_add (int errclass);
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/**
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* Add an error string to an error code
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*
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* @param: error code for which the string is defined
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* @param: error string to add
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* @param: length of the string
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*
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* @returns OMPI_SUCCESS on success
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* @returns OMPI_ERROR on error
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*/
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int ompi_mpi_errcode_add_string (int errcode, char* string, int len);
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#if defined(c_plusplus) || defined(__cplusplus)
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}
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#endif
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#endif /* OMPI_MPI_ERRCODE_H */
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