/usr/include/trilinos/Teuchos_Utils.hpp is in libtrilinos-teuchos-dev 12.10.1-3.
This file is owned by root:root, with mode 0o644.
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// ***********************************************************************
//
// Teuchos: Common Tools Package
// Copyright (2004) Sandia Corporation
//
// Under terms of Contract DE-AC04-94AL85000, there is a non-exclusive
// license for use of this work by or on behalf of the U.S. Government.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
//
// 1. Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
//
// 2. Redistributions in binary form must reproduce the above copyright
// notice, this list of conditions and the following disclaimer in the
// documentation and/or other materials provided with the distribution.
//
// 3. Neither the name of the Corporation nor the names of the
// contributors may be used to endorse or promote products derived from
// this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY SANDIA CORPORATION "AS IS" AND ANY
// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
// PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL SANDIA CORPORATION OR THE
// CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
// EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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// SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
//
// Questions? Contact Michael A. Heroux (maherou@sandia.gov)
//
// ***********************************************************************
// @HEADER
#ifndef TEUCHOS_UTILS_H
#define TEUCHOS_UTILS_H
/*! \file Teuchos_Utils.hpp
\brief A utilities class for Teuchos
*/
#include "Teuchos_toString.hpp"
/*! \class Teuchos::Utils
\brief This class provides some basic std::string and floating-point utilities for Teuchos
*/
namespace Teuchos
{
using std::string;
class TEUCHOSCORE_LIB_DLL_EXPORT Utils
{
public:
/** \brief print a description of the current build. */
static void aboutBuild();
/** \brief Set a number to zero if it is less than
* <tt>getChopVal()</tt>. */
static double chop(const double& x);
/** \brief Get the chopping value, below which numbers are considered to
* be zero. */
static double getChopVal() {return chopVal_;}
/** \brief Set the chopping value, below which numbers are considered to
* be zero. */
static void setChopVal(double chopVal) {chopVal_ = chopVal;}
/** \brief Determine if a char is whitespace or not. */
static bool isWhiteSpace( const char c )
{ return ( c==' ' || c =='\t' || c=='\n' ); }
/** \brief Trim whitespace from beginning and end of std::string. */
static std::string trimWhiteSpace( const std::string& str );
/** \brief Write a double as a std::string. */
static std::string toString(const double& x);
/** \brief Write an int as a std::string. */
static std::string toString(const int& x);
/** \brief Write an unsigned int as a std::string. */
static std::string toString(const unsigned int& x);
/** \brief pi. */
#ifdef M_PI
static double pi() {return M_PI;}
#else
static double pi() {return 3.14159265358979323846;}
#endif
/** \brief Get a parallel file name extention . */
static std::string getParallelExtension(
int procRank = -1
,int numProcs = -1
);
private:
static double chopVal_;
};
} // end namespace Teuchos
#endif
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