LeoArg - Command line parser - Example Documentation

#include <LeoArg.hh>
#include <iostream>

using std::cout;
using std::endl;

#define bfunc( f ) if( f ) cout << "true "; else cout << "false ";
#define plist( l ) for( LeoArg::ArgListIt it = l.begin(); it != l.end(); it++ ) cout << *it << " ";

int main( int argc, char** argv )
{
  try
    {
      LeoArg arg( argc, argv );

      // has parameters
      cout << "has parameters: "; bfunc( arg.has_parameters() ); cout << endl;

      // first 
      std::string s1;
      cout << "first: "; bfunc( arg.get_first( s1 ) ); cout << s1 << endl;

      // first list
      LeoArg::ArgList al;
      cout << "first list: "; bfunc( arg.get_first( al ) ); plist( al ); cout << endl;

      
      // last 
      cout << "last: "; bfunc( arg.get_last( s1 ) ); cout << s1 << endl;

      // last list
      al.clear();
      cout << "last list: "; bfunc( arg.get_last( al ) ); plist( al ); cout << endl;

      LeoArg::Option o( "infile", "if" );
      arg.get_option( o );
      cout << "option infile: " 
           << "long option: " << o.long_option << endl
           << "short option: " << o.short_option << endl
           << "flag: " << o.flag << endl
           << "bool: " << o.bool_value << endl
           << "int: " << o.int_num << endl
           << "double: " << o.double_num << endl
           << "string: " << o.str << endl
           << "list: "; plist( o.arglist ); 
      cout << endl << endl;
           
      o = LeoArg::Option( "sos", "s" );
      arg.short_option_string( true );
      arg.get_option( o );
      cout << "option sos: " 
           << "flag: " << o.flag;
      cout << endl;
           

    }
  catch( LeoArg::InvalidSetting is )
    {
      cout << is.err << endl;
    }
  catch( LeoArg::InvalidOption io )
    {
      cout << io.err << endl;
    }

  return 0;
}
leoargmain.cpp
