getpot_parse.C

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// The libMesh Finite Element Library.
// Copyright (C) 2002-2019 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
 
 
 
// Open the getpot input file given by the input file name; write out
// all GetPot object data to the output file name
#include "libmesh/libmesh_config.h"
#include "libmesh/getpot.h"
 
#include <fstream>
 
int main(int argc, char ** argv)
{
  using namespace libMesh;
 
  if (argc < 2)
    libmesh_error_msg("Usage: " << argv[0] << " inputconfigfile [outputconfigfile]");
 
  GetPot gp(argv[1]);
 
  std::ostream *my_out;
  std::ofstream fout;
  fout.exceptions ( std::ofstream::failbit | std::ofstream::badbit );
 
  if (argc < 3)
    my_out = &std::cout;
  else
    {
      fout.open(argv[2]);
      my_out = &fout;
    }
 
  gp.print("", *my_out, 1);
}