anonymous_namespace{ReadWriteTest.cpp} Namespace Reference

Classes
struct	Config

Functions
void	print_usage (const char *program_name)
Config	parse_arguments (int argc, char **argv)
void	print_config (const Config &config, int rank, int nprocs)

Function Documentation

parse_arguments()

Config anonymous_namespace{ReadWriteTest.cpp}::parse_arguments	(	int	argc,
		char **	argv
	)

Examples

ReadWriteTest.cpp.

Definition at line 76 of file ReadWriteTest.cpp.

{
    Config config;
 
    // Set default values
#ifdef MOAB_HAVE_NETCDF
    config.input_file   = std::string( MESH_DIR ) + "/io/fv3x46x72.t.3.nc";
    config.output_file  = "ReadWriteTestOut.h5m";
    config.read_opts    = "PARALLEL=READ_PART;PARTITION_METHOD=SQIJ;PARALLEL_RESOLVE_SHARED_ENTS;VARIABLE=T,U";
    config.write_opts   = "PARALLEL=WRITE_PART";
    config.use_defaults = true;
#else
    if( argc < 3 )
    {
        print_usage( argv[0] );
        std::exit( 1 );
    }
#endif
 
    // Parse command line arguments if provided
    if( argc >= 3 )
    {
        config.input_file   = argv[1];
        config.output_file  = argv[2];
        config.use_defaults = false;
    }
 
    // Parse options
    for( int i = 3; i < argc; ++i )
    {
        std::string arg = argv[i];
        if( arg == "-O" && i + 1 < argc )
        {
            config.read_opts = argv[++i];
        }
        else if( arg == "-o" && i + 1 < argc )
        {
            config.write_opts = argv[++i];
        }
        else if( arg == "-h" || arg == "--help" )
        {
            print_usage( argv[0] );
            std::exit( 0 );
        }
    }
 
    return config;
}

References anonymous_namespace{ReadWriteTest.cpp}::Config::input_file, MESH_DIR, anonymous_namespace{ReadWriteTest.cpp}::Config::output_file, print_usage(), anonymous_namespace{ReadWriteTest.cpp}::Config::read_opts, anonymous_namespace{ReadWriteTest.cpp}::Config::use_defaults, and anonymous_namespace{ReadWriteTest.cpp}::Config::write_opts.

Referenced by main().

print_config()

void anonymous_namespace{ReadWriteTest.cpp}::print_config	(	const Config &	config,
		int	rank,
		int	nprocs
	)

Examples

ReadWriteTest.cpp.

Definition at line 126 of file ReadWriteTest.cpp.

{
    if( rank == 0 )
    {
        std::cout << "\n=== MOAB Parallel Read/Write Test ===\n"
                  << "Input file:  " << config.input_file << "\n"
                  << "Output file: " << config.output_file << "\n"
                  << "Read options: " << ( config.read_opts.empty() ? "(default)" : config.read_opts ) << "\n"
                  << "Write options: " << ( config.write_opts.empty() ? "(default)" : config.write_opts ) << "\n"
                  << "Running on " << nprocs << " MPI processes\n"
                  << std::endl;
    }
}

References anonymous_namespace{ReadWriteTest.cpp}::Config::input_file, anonymous_namespace{ReadWriteTest.cpp}::Config::output_file, anonymous_namespace{ReadWriteTest.cpp}::Config::read_opts, and anonymous_namespace{ReadWriteTest.cpp}::Config::write_opts.

Referenced by main().

print_usage()

void anonymous_namespace{ReadWriteTest.cpp}::print_usage

(

const char *

program_name

)

Examples

ReadWriteTest.cpp.

Definition at line 63 of file ReadWriteTest.cpp.

{
    std::cout << "Usage: mpiexec -np <num_procs> " << program_name << " [input_file] [output_file] [options]\n"
              << "Options:\n"
              << "  -O <read_opts>  Options for reading the input file\n"
              << "  -o <write_opts> Options for writing the output file\n"
              << "\nExample:\n"
              << "  mpiexec -np 4 " << program_name << " input.nc output.h5m \\\n"
              << "    -O \"PARALLEL=READ_PART;PARTITION_METHOD=SQIJ\" \\n"
              << "    -o \"PARALLEL=WRITE_PART\"\n";
}

Referenced by parse_arguments().