Error.hpp

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/**
 * MOAB, a Mesh-Oriented datABase, is a software component for creating,
 * storing and accessing finite element mesh data.
 *
 * Copyright 2004 Sandia Corporation.  Under the terms of Contract
 * DE-AC04-94AL85000 with Sandia Corporation, the U.S. Government
 * retains certain rights in this software.
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 *
 */

/*
 *
 *  File:      Error.hpp
 *
 *  Purpose:   To keep track of detail information about errors that occur
 *             in MB.
 *
 *  Date:      9-26-2002
 *
 *  Author:    Clinton Stimpson
 *
 */

#ifndef MOAB_ERROR_HPP
#define MOAB_ERROR_HPP

#ifndef IS_BUILDING_MB
#error "Error.hpp isn't supposed to be included into an application"
#endif

#include 
#include 
#include 

#include "moab/Types.hpp"
#include "moab/Compiler.hpp"

#ifdef WIN32
#define VSNPRINTF _vsnprintf
#else
#define VSNPRINTF vsnprintf
#endif

namespace moab
{

class Error
{
    //! string to hold the last error that occurred in MB
    std::string mLastError;

  public:
    Error() {}
    ~Error() {}

    ErrorCode set_last_error( const std::string& error )
    {
        mLastError = error;
        return MB_SUCCESS;
    }

    inline ErrorCode set_last_error( const char* fmt, ... ) MB_PRINTF( 1 );

    ErrorCode set_last_error( const char* fmt, va_list args )
    {
        char text[1024];
        VSNPRINTF( text, sizeof( text ), fmt, args );
        mLastError = text;
        return MB_SUCCESS;
    }

    ErrorCode get_last_error( std::string& error ) const
    {
        error = mLastError;
        return MB_SUCCESS;
    }
};

inline ErrorCode Error::set_last_error( const char* fmt, ... )
{
    ErrorCode result = MB_FAILURE;
    if( fmt )
    {
        va_list args;
        va_start( args, fmt );
        result = set_last_error( fmt, args );
        va_end( args );
    }
    return result;
}

}  // namespace moab

#endif