ufo_unit.C File Reference

#include "grins_config.h"
#include <iostream>
#include "grins/simulation_builder.h"
#include "grins/simulation.h"
#include "libmesh/parallel.h"

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Go to the source code of this file.

Functions
int	main (int argc, char *argv[])

Function Documentation

int main	(	int	argc,
		char *	argv[]
	)

Definition at line 36 of file ufo_unit.C.

{
  // Check command line count.
  if( argc < 2 )
    {
      // TODO: Need more consistent error handling.
      std::cerr << "Error: Must specify libMesh input file." << std::endl;
      exit(1); // TODO: something more sophisticated for parallel runs?
    }

  // libMesh input file should be first argument
  std::string libMesh_input_filename = argv[1];

  // Initialize libMesh library.
  libMesh::LibMeshInit libmesh_init(argc, argv);

  // Create our GetPot object.
  GetPot libMesh_inputfile( libMesh_input_filename );

  GetPot command_line(argc,argv);

  // GetPot doesn't throw an error for a nonexistent file?
  {
    std::ifstream i(libMesh_input_filename.c_str());
    if (!i)
      {
        std::cerr << "Error: Could not read from libMesh input file "
                << libMesh_input_filename << std::endl;
        exit(1);
      }
  }

  GRINS::SimulationBuilder sim_builder;

  GRINS::Simulation grins( libMesh_inputfile,
                           command_line,
                           sim_builder,
                           libmesh_init.comm() );

  return 0;
}