CommandLine.h

/*
** libutil++
** $Id: CommandLine.h 1653 2016-02-28 19:54:59Z sella $
** Copyright (c) 2011-2016 Digital Genesis, LLC. All Rights Reserved.
** Released under the LGPL Version 2.1 License.
** http://www.digitalgenesis.com
*/

#ifndef __libutilxx__sella__util__CommandLine_H__
#define __libutilxx__sella__util__CommandLine_H__

#include "../../common.h"

#include "CommandLineOption.h"

#include <stdio.h>
#include <getopt.h>
#include <values.h>

#include <exception>
#include <string>
#include <list>
#include <map>

namespace sella {
        namespace util {
                class CommandLine;
        }
}

class sella::util::CommandLine {
        public:
                CommandLine(int argc, char **argv) throw ();

                CommandLine(const CommandLine &copy) throw ();
                virtual ~CommandLine() throw ();

        public:
                CommandLine& operator=(const CommandLine &other) throw ();

        public:
                void add(char opt, const std::string &option, const std::string &usage, const std::string &label = "", const std::string &value = "") throw ();
                void add(char opt, const std::string &option, const std::string &usage, const std::string &label, long value, long min = MINLONG, long max = MINLONG) throw ();
                void add(const CommandLineOption &option = CommandLineOption()) throw ();
                void add(const std::string &argument, const std::string &usage) throw ();

                std::map<std::string, std::string> parse(FILE *stream) const throw ();
                void usage(FILE *stream, int result = 0) const throw ();

        protected:
                struct option build(char tag, const std::string &name, bool argument) const throw ();
                const std::string tag(char tag, bool argument) const throw ();

        private:
                int                                                                                                                     argc;
                char                                                                                                                    **argv;

                std::list<CommandLineOption>                                                    option;
                std::list<std::pair<std::string, std::string>>  argument;

                size_t                                                                                                          width;
};

#endif

/*
** vim: noet ts=3 sw=3
*/