Teuchos_Utils.hpp

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// @HEADER
// *****************************************************************************
//                    Teuchos: Common Tools Package
//
// Copyright 2004 NTESS and the Teuchos contributors.
// SPDX-License-Identifier: BSD-3-Clause
// *****************************************************************************
// @HEADER
 
#ifndef TEUCHOS_UTILS_H
#define TEUCHOS_UTILS_H

 
#include "Teuchos_toString.hpp"

 
namespace Teuchos
{
  using std::string;
 
  class TEUCHOSCORE_LIB_DLL_EXPORT Utils
    {
    public:

      static double chop(const double& x);

      static double getChopVal() {return chopVal_;}

      static void setChopVal(double chopVal) {chopVal_ = chopVal;}

      static bool isWhiteSpace( const char c )
        { return ( c==' ' || c =='\t' || c=='\n' ); }

      static std::string trimWhiteSpace( const std::string& str );

      static std::string toString(const double& x);

      static std::string toString(const int& x);

      static std::string toString(const long long& x);

      static std::string toString(const unsigned int& x);

#ifdef M_PI
      static double pi() {return M_PI;}
#else
      static double pi() {return 3.14159265358979323846;}
#endif

      static std::string getParallelExtension(
        int    procRank = -1
        ,int   numProcs = -1
        );
 
    private:
      static double chopVal_;
    };
 
 
} // end namespace Teuchos
 
#endif