/usr/include/libmesh/o_f_stream.h is in libmesh-dev 0.7.1-2ubuntu1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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// The libMesh Finite Element Library.
// Copyright (C) 2002-2008 Benjamin S. Kirk, John W. Peterson, Roy H. Stogner
// 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.
// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
// Lesser General Public License for more details.
// You should have received a copy of the GNU Lesser General Public
// License along with this library; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
#ifndef __o_f_stream_h__
#define __o_f_stream_h__
// C++ includes
#include <fstream>
#include <string>
#include <vector>
// Local Includes
#include "libmesh_common.h"
/*
* Some compilers, at least HP \p aCC do not even
* accept empty classes derived from \p std::ostringstream.
* Therefore, resort to preprocessor definitions.
*/
#ifndef LIBMESH_BROKEN_IOSTREAM
/*
* ---------------------------------------------------------------------------------
* Everything for a clean iostream
*/
# include <iomanip>
/*
* Outputs \p Real \p d with width
* \p v in scientific format to stream \p o.
*/
# define OFSRealscientific(o,v,d) (o) << std::setprecision(v) << std::scientific << (d)
/*
* Outputs \p Number \p d, (note that \p Number
* may be either real or complex) with width
* \p v in scientific format to stream \p o.
*/
# if defined(LIBMESH_USE_COMPLEX_NUMBERS)
# define OFSNumberscientific(o,v,d) (o) << std::setprecision(v) << std::scientific << (d).real() << " " \
<< std::setprecision(v) << std::scientific << (d).imag()
# else
# define OFSNumberscientific(o,v,d) (o) << std::setprecision(v) << std::scientific << (d)
# endif
/*
* class alias
*/
# define OFStream std::ofstream
#else
/*
* ---------------------------------------------------------------------------------
* Everything for broken iostream
*/
# include <cstdio>
/*
* Outputs \p Real \p d with width
* \p v in scientific format to stream \p o.
*/
# define OFSRealscientific(o,v,d) (o).scientific( (v), (d) )
/*
* Outputs \p Number \p d, (note that \p Number
* may be either real or complex) with width
* \p v in scientific format to stream \p o.
*/
# define OFSNumberscientific(o,v,d) (o).scientific( (v), (d) )
// /*
// * class alias
// */
// # define OFSOFStream OFStream
namespace libMesh
{
/**
* This class provides a compatibility class for broken
* features in the \p std::ofstream of the older \p GCC
* versions. Other compilers do not see this class.
*/
// ------------------------------------------------------------
// OFStream class definition
class OFStream : public std::ofstream
{
public:
/**
* Default constructor.
*/
OFStream () {};
/**
* Default destructor.
*/
~OFStream () {};
/**
* convenient typedef
*/
typedef std::string::size_type sizetype;
/**
* @returns a \p OFStream, where \p r
* was directed in scientific style with
* size \p w.
*/
template <typename T>
OFStream& scientific (const sizetype w,
const T r);
};
} // namespace libMesh
// ------------------------------------------------------------
// OFStream inline methods
#endif // ifndef ... else ... LIBMESH_BROKEN_IOSTREAM
#endif // ifndef __o_f_stream_h__
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