--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/defical-c/src/basic/Argument_helper.h	Fri Apr 02 23:11:57 2010 +0700
@@ -0,0 +1,161 @@
+/*
+*
+* Argument Helper
+*
+* Daniel Russel drussel@alumni.princeton.edu
+* Stanford University
+*
+*
+* This software is not subject to copyright protection and is in the
+* public domain. Neither Stanford nor the author assume any
+* responsibility whatsoever for its use by other parties, and makes no
+* guarantees, expressed or implied, about its quality, reliability, or
+* any other characteristic.
+*
+*/
+#ifdef _MSC_VER
+#define my_sscanf sscanf_s
+#else
+#define my_sscanf sscanf
+#endif
+#include <sstream>
+
+#ifndef _DSR_ARGS_H_
+#define _DSR_ARGS_H_
+#include <vector>
+#include <map>
+#include <list>
+#include <string>
+#include <string.h>
+
+namespace dsr{
+	extern bool verbose, VERBOSE;
+
+
+	class Argument_helper{
+	private:
+		class Argument_target;
+
+
+		class FlagTarget;
+		class DoubleTarget;
+		class IntTarget;
+		class UIntTarget;
+		class StringTarget;
+		class CharTarget;
+		class StringVectorTarget;
+
+	public:
+		Argument_helper();
+		void new_flag(char key, const char *long_name, const char *description,bool &dest);
+
+		void new_string( const char *arg_description, const char *description, std::string &dest);
+		void new_named_string(char key, const char *long_name,
+			const char *arg_description,
+			const char *description,  std::string &dest);
+		void new_optional_string( const char *arg_description, const char *description, std::string &dest);
+
+		void new_int( const char *arg_description, const char *description, int &dest);
+		void new_named_int(char key, const char *long_name,const char *value_name,
+			const char *description,
+			int &dest);
+		void new_optional_int(const char *value_name,
+			const char *description,
+			int &dest);
+
+		void new_double(const char *value_name,
+			const char *description,
+			double &dest);
+
+		void new_named_double(char key, const char *long_name,const char *value_name,
+			const char *description,
+			double &dest);
+		void new_optional_double(const char *value_name,
+			const char *description,
+			double &dest);
+
+		void new_char(const char *value_name,
+			const char *description,
+			char &dest);
+		void new_named_char(char key, const char *long_name,const char *value_name,
+			const char *description,
+			char &dest);
+		void new_optional_char(const char *value_name,
+			const char *description,
+			char &dest);
+
+		void new_unsigned_int(const char *value_name, const char *description,
+			unsigned int &dest);
+		void new_optional_unsigned_int(const char *value_name, const char *description,
+			unsigned int &dest);
+		void new_named_unsigned_int(char key, const char *long_name,
+			const char *value_name, const char *description,
+			unsigned int &dest);
+
+
+
+		void new_named_string_vector(char key, const char *long_name,
+			const char *value_name, const char *description,
+			std::vector<std::string> &dest);
+
+
+		void set_string_vector(const char *arg_description, const char *description, std::vector<std::string> &dest);
+
+		void set_author(const char *author);
+
+		void set_description(const char *descr);
+
+		void set_version(float v);
+		void set_version(const char *str);
+
+		void set_name(const char *name);
+
+		void set_build_date(const char *date);
+
+
+		void process(int argc, const char **argv);
+		void process(int argc, char **argv){
+			process(argc, const_cast<const char **>(argv));
+		}
+		void write_usage(std::ostream &out) const;
+		void write_values(std::ostream &out) const;
+
+		~Argument_helper();
+	protected:
+		typedef std::map<char, Argument_target*> SMap;
+		typedef std::map<std::string, Argument_target*> LMap;
+		typedef std::vector<Argument_target*> UVect;
+		// A map from short names to arguments.
+		SMap short_names_;
+		// A map from long names to arguments.
+		LMap long_names_;
+		std::string author_;
+		std::string name_;
+		std::string description_;
+		std::string date_;
+		float version_;
+		bool seen_end_named_;
+		// List of unnamed arguments
+		std::vector<Argument_target*> unnamed_arguments_;
+		std::vector<Argument_target*> optional_unnamed_arguments_;
+		std::vector<Argument_target*> all_arguments_;
+		std::string extra_arguments_descr_;
+		std::string extra_arguments_arg_descr_;
+		std::vector<std::string> *extra_arguments_;
+		std::vector<Argument_target*>::iterator current_unnamed_;
+		std::vector<Argument_target*>::iterator current_optional_unnamed_;
+		void new_argument_target(Argument_target*);
+		void handle_error() const;
+	private:
+		Argument_helper(const Argument_helper &){};
+		const Argument_helper& operator=(const Argument_helper &){return *this;}
+	};
+
+}
+
+#define ARGUMENT_HELPER_BASICS(ah) ah.set_author("Daniel Russel, drussel@stanford.edu");\
+	ah.set_version(VERSION);\
+	ah.set_build_date(__DATE__);
+
+#endif
+