Initial import for public releaseHEADmain

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diff --git a/tools/iDSK/src/getopt_pp.h b/tools/iDSK/src/getopt_pp.h
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+++ b/tools/iDSK/src/getopt_pp.h
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+/*
+GetOpt_pp: Yet another C++ version of getopt.
+    This file is part of GetOpt_pp.
+    
+    Copyright (C) Daniel Gutson, FuDePAN 2007-2010
+    Distributed under the Boost Software License, Version 1.0.
+    (See accompanying file LICENSE_1_0.txt in the root directory or 
+    copy at http://www.boost.org/LICENSE_1_0.txt)
+    
+    GetOpt_pp IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+    IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+    FITNESS FOR A PARTICULAR PURPOSE, TITLE AND NON-INFRINGEMENT. IN NO EVENT
+    SHALL THE COPYRIGHT HOLDERS OR ANYONE DISTRIBUTING THE SOFTWARE BE LIABLE
+    FOR ANY DAMAGES OR OTHER LIABILITY, WHETHER IN CONTRACT, TORT OR OTHERWISE,
+    ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+    DEALINGS IN THE SOFTWARE.
+*/
+
+#ifndef GETOPT_PP_H
+#define GETOPT_PP_H
+
+#include <string>
+#include <vector>   // candidate to be removed
+#include <map>
+#include <sstream>
+#include <list>
+
+/*
+    DESIGN GOALS:
+        - EASY to use
+        - EASY to learn
+        - mimc STL's streams
+        - EASY to extend
+*/
+
+#ifndef GETOPT_INLINE
+#   define GETOPT_INLINE
+#endif
+
+namespace GetOpt
+{
+
+struct Token
+{
+    enum Type
+    {
+        ShortOption,
+        LongOption,
+        GlobalArgument,
+        GlobalArgumentUsed, // already read, skip in the next read
+        OptionArgument,
+        PossibleNegativeArgument,
+        UnknownYet  // can be a global option, or an option of the previous one
+    };
+
+    Type type;
+    std::string value;
+    Token* next;
+
+    Token(const std::string& value, Type type = UnknownYet)
+        : type(type), value(value), next(NULL)
+    {}
+
+    bool is_last() const
+    {
+        return next == NULL;
+    }
+
+    void link_to(Token* new_next)
+    {
+        next = new_next;
+    }
+
+    Token* get_next_option_argument() const
+    {
+        if (is_last())
+            return NULL;
+        else
+        {
+            if (next->type == UnknownYet || next->type == OptionArgument || next->type == PossibleNegativeArgument)
+                return next;
+            else
+                return NULL;
+        }
+    }
+};
+
+struct OptionData
+{
+    enum _Flags
+    {
+        CmdLine_NotExtracted,
+        CmdLine_Extracted,
+        Envir
+    };
+
+    _Flags flags;
+    Token* token;
+    OptionData() : flags(CmdLine_NotExtracted) {}
+};
+
+typedef std::map<std::string, OptionData> LongOptions;
+typedef std::map<char, OptionData> ShortOptions;
+
+
+struct _Option
+{
+    enum Result
+    {
+        OK,
+        ParsingError,
+        OptionNotFound,
+        BadType,
+        NoArgs,
+        TooManyArgs,
+        OptionNotFound_NoEx
+    };
+
+    virtual Result operator()(ShortOptions& short_ops, LongOptions& long_ops, Token* first, std::ios::fmtflags flags) const = 0;
+    virtual ~_Option() {}
+
+    static const char NO_SHORT_OPT = 0;
+protected:
+    static void setTokenAsUsed(Token* token, ShortOptions& short_ops, Token::Type usedAs)
+    {
+        if (token->type == Token::PossibleNegativeArgument)
+            short_ops.erase(token->value[1]);
+
+        token->type = usedAs;
+    }
+};
+
+template <class T> inline _Option::Result convert(const std::string& s, T& result, std::ios::fmtflags flags)
+{
+    std::stringstream ss;
+    ss.clear();
+    ss.flags(flags);
+    ss << s;
+    ss >> result;
+    if (ss.fail() || !ss.eof())
+        return _Option::BadType;
+    else
+        return _Option::OK;
+}
+
+template <> inline _Option::Result convert<std::string>(const std::string& s, std::string& result, std::ios::fmtflags /*flags*/)
+{
+    result = s;
+    return _Option::OK;
+}
+
+
+template <class T> class _OptionTBase : public _Option
+{
+    const char short_opt;
+    const std::string long_opt;
+protected:
+    T& target;
+    virtual Result _assign(Token* token, std::ios::fmtflags flags, ShortOptions& short_ops) const = 0;
+
+public:
+    _OptionTBase(const _OptionTBase<T>& other)
+        : _Option(), short_opt(other.short_opt), long_opt(other.long_opt), target(other.target)
+    {}
+
+    _OptionTBase(char short_opt, const std::string& long_opt, T& target)
+        : short_opt(short_opt), long_opt(long_opt), target(target)
+    {}
+
+    virtual Result operator()(ShortOptions& short_ops, LongOptions& long_ops, Token* /*first*/, std::ios::fmtflags flags) const
+    {
+        Result ret = OptionNotFound;
+        ShortOptions::iterator it;
+        if (short_opt == _Option::NO_SHORT_OPT)
+            it = short_ops.end();
+        else
+            it = short_ops.find(short_opt);
+
+        if (it != short_ops.end())
+        {
+            it->second.flags = OptionData::CmdLine_Extracted;
+            ret = _assign(it->second.token, flags, short_ops);
+        }
+        else if (!long_opt.empty())
+        {
+            LongOptions::iterator it = long_ops.find(long_opt);
+            if (it != long_ops.end())
+            {
+                it->second.flags = OptionData::CmdLine_Extracted;
+                ret = _assign(it->second.token, flags, short_ops);
+            }
+        }
+
+        return ret;
+    }
+};
+
+
+template <class T> class _OptionT : public _OptionTBase<T>
+{
+protected:
+    virtual _Option::Result _assign(Token* token, std::ios::fmtflags flags, ShortOptions& short_ops) const
+    {
+        Token* const option_token = token->get_next_option_argument();
+        if (option_token == NULL)
+            return _Option::NoArgs;
+        else
+        {
+            this->setTokenAsUsed(option_token, short_ops, Token::OptionArgument);
+            return convert<T>(option_token->value, this->target, flags);
+        }
+    }
+public:
+    _OptionT(const _OptionT<T>& other)
+        : _OptionTBase<T>(other)
+    {}
+
+    _OptionT(char short_opt, const std::string& long_opt, T& target)
+        : _OptionTBase<T>(short_opt, long_opt, target)
+    {}
+
+};
+
+template <class T> class _OptionT<std::vector<T> > : public _OptionTBase<std::vector<T> >
+{
+protected:
+    virtual _Option::Result _assign(Token* token, std::ios::fmtflags flags, ShortOptions& short_ops) const
+    {
+        Token* option_token = token->get_next_option_argument();
+        if (option_token != NULL)
+        {
+            _Option::Result result;
+            //OptionArgs::const_iterator it = args.begin();
+            T temp;
+
+            do
+            {
+                this->setTokenAsUsed(option_token, short_ops, Token::OptionArgument);
+                result = convert<T>(option_token->value, temp, flags);
+                if (result == _Option::OK)
+                    this->target.push_back(temp);
+
+                option_token = option_token->get_next_option_argument();
+            }
+            while (option_token != NULL && result == _Option::OK);
+
+            return result;
+        }
+        else
+            return _Option::NoArgs;
+    }
+
+public:
+    _OptionT(const _OptionT<std::vector<T> >& other)
+        : _OptionTBase<std::vector<T> >(other)
+    {}
+
+    _OptionT(char short_opt, const std::string& long_opt, std::vector<T>& target)
+        : _OptionTBase<std::vector<T> >(short_opt, long_opt, target)
+    {}
+};
+
+
+template <class T, class BaseOption>
+class _DefValOption : public BaseOption
+{
+    const T default_value;
+public:
+
+    _DefValOption(const _DefValOption<T, BaseOption>& other)
+        : BaseOption(other), default_value(other.default_value)
+    {}
+
+    _DefValOption(char short_opt, const std::string& long_opt, T& target, const T& default_value)
+        : BaseOption(short_opt, long_opt, target), default_value(default_value)
+    {}
+
+    virtual _Option::Result operator()(ShortOptions& short_ops, LongOptions& long_ops, Token* first, std::ios::fmtflags flags) const
+    {
+        _Option::Result ret = BaseOption::operator()(short_ops, long_ops, first, flags);
+
+        if (ret == _Option::OptionNotFound)
+        {
+            this->target = default_value;
+            ret = _Option::OK;
+        }
+
+        return ret;
+    }
+};
+
+template <class T>
+class _GlobalOption : public _Option
+{
+    T& target;
+    virtual Result operator()(ShortOptions& short_ops, LongOptions& long_ops, Token* first, std::ios::fmtflags flags) const
+    {
+        // find first token GlobalArgument or UnknownYet (candidate) or PossibleNegativeArgument (candidate too)
+        Token* token(first);
+        bool found(false);
+        while (token != NULL && !found)
+        {
+            found = (token->type == Token::GlobalArgument || token->type == Token::UnknownYet || token->type == Token::PossibleNegativeArgument);
+            if (!found)
+                token = token->next;
+        }
+        if (found)
+        {
+            this->setTokenAsUsed(token, short_ops, Token::GlobalArgumentUsed);
+            return convert<T>(token->value, target, flags);
+        }
+        else
+            return OptionNotFound;
+    }
+public:
+    _GlobalOption(const _GlobalOption<T>& other)
+        : target(other.target)
+    {}
+
+    _GlobalOption(T& target)
+        : target(target)
+    {}
+};
+
+template <class T>
+class _GlobalOption<std::vector<T> > : public _Option
+{
+    std::vector<T>& target;
+    virtual Result operator()(ShortOptions& short_ops, LongOptions& /*long_ops*/, Token* first, std::ios::fmtflags flags) const
+    {
+        // find first token GlobalArgument or UnknownYet (candidate) or PossibleNegativeArgument (candidate too)
+        Token* token(first);
+        bool found_any(false);
+        T tmp;
+        Result res(OK);
+
+        while (token != NULL && res == OK)
+        {
+            if (token->type == Token::GlobalArgument || token->type == Token::UnknownYet || token->type == Token::PossibleNegativeArgument)
+            {
+                res = convert<T>(token->value, tmp, flags);
+                if (res == OK)
+                {
+                    this->setTokenAsUsed(token, short_ops, Token::GlobalArgumentUsed);
+                    found_any = true;
+                    target.push_back(tmp);
+                }
+            }
+            token = token->next;
+        }
+        if (res == OK)
+        {
+            if (found_any)
+                return res;
+            else
+                return OptionNotFound;
+        }
+        else
+            return res;
+    }
+public:
+    _GlobalOption(const _GlobalOption<std::vector<T> >& other)
+        : target(other.target)
+    {}
+
+    _GlobalOption(std::vector<T>& target)
+        : target(target)
+    {}
+};
+
+template <class T>
+inline _OptionT<T> Option(char short_opt, const std::string& long_opt, T& target)
+{
+    return _OptionT<T>(short_opt, long_opt, target);
+}
+
+template <class T>
+inline _OptionT<T> Option(char short_opt, T& target)
+{
+    return _OptionT<T>(short_opt, std::string(), target);
+}
+
+// LongOpt only
+template <class T>
+inline _OptionT<T> Option(const std::string& long_opt, T& target)
+{
+    return _OptionT<T>(_Option::NO_SHORT_OPT, long_opt, target);
+}
+
+// Defaulted version
+template <class T>
+inline _DefValOption<T, _OptionT<T> >
+Option(char short_opt, const std::string& long_opt, T& target, const T& def)
+{
+    return _DefValOption<T, _OptionT<T> >(short_opt, long_opt, target, def);
+}
+
+template <class T>
+inline _DefValOption<T, _OptionT<T> > Option(char short_opt, T& target, const T& def)
+{
+    return _DefValOption<T, _OptionT<T> >(short_opt, std::string(), target, def);
+}
+
+//  no short opt.
+template <class T>
+inline _DefValOption<T, _OptionT<T> >
+Option(const std::string& long_opt, T& target, const T& def)
+{
+    return _DefValOption<T, _OptionT<T> >(_Option::NO_SHORT_OPT, long_opt, target, def);
+}
+
+// Defaults for strings:
+inline _DefValOption<std::string, _OptionT<std::string> >
+Option(char short_opt, const std::string& long_opt, std::string& target, const char* def)
+{
+    return _DefValOption<std::string, _OptionT<std::string> >(short_opt, long_opt, target, def);
+}
+
+inline _OptionT<std::string> Option(char short_opt, std::string& target, const char* def)
+{
+    return _DefValOption<std::string, _OptionT<std::string> >(short_opt, std::string(), target, def);
+}
+
+//  no short opt.
+inline _DefValOption<std::string, _OptionT<std::string> >
+Option(const std::string& long_opt, std::string& target, const char* def)
+{
+    return _DefValOption<std::string, _OptionT<std::string> >(_Option::NO_SHORT_OPT, long_opt, target, def);
+}
+
+// Global Option:
+template <class T>
+inline _GlobalOption<T> GlobalOption(T& target)
+{
+    return _GlobalOption<T>(target);
+}
+
+class OptionPresent : public _Option
+{
+    const char short_opt;
+    const std::string long_opt;
+    bool* const present;
+public:
+    // two combinations: with/without target, and with/without long opt.
+
+    // WITH long_opt:
+    OptionPresent(char short_opt, const std::string& long_opt, bool& present)
+        : short_opt(short_opt), long_opt(long_opt), present(&present)
+    {}
+
+    OptionPresent(char short_opt, const std::string& long_opt)
+        : short_opt(short_opt), long_opt(long_opt), present(NULL)
+    {}
+
+    // WITHOUT long_opt:
+    OptionPresent(char short_opt, bool& present)
+        : short_opt(short_opt), present(&present)
+    {}
+
+    OptionPresent(char short_opt)
+        : short_opt(short_opt), present(NULL)
+    {}
+
+    // WITHOUT short_opt
+    OptionPresent(const std::string& long_opt, bool& present)
+        : short_opt(_Option::NO_SHORT_OPT), long_opt(long_opt), present(&present)
+    {}
+
+    OptionPresent(const std::string& long_opt)
+        : short_opt(_Option::NO_SHORT_OPT), long_opt(long_opt), present(NULL)
+    {}
+protected:
+    virtual Result operator()(ShortOptions& short_ops, LongOptions& long_ops, Token* /*first*/, std::ios::fmtflags /*flags*/) const
+    {
+        bool found;
+        ShortOptions::iterator it = short_ops.find(short_opt);
+
+        found = (it != short_ops.end());
+        if (found)
+        {
+            it->second.flags = OptionData::CmdLine_Extracted;
+        }
+        else if (!long_opt.empty())
+        {
+            LongOptions::iterator it = long_ops.find(long_opt);
+            found = (it != long_ops.end());
+            if (found)
+            {
+                it->second.flags = OptionData::CmdLine_Extracted;
+            }
+        }
+
+        if (present != NULL)
+        {
+            *present = found;
+            return OK;
+        }
+        else
+        {
+            return found ? OK : OptionNotFound_NoEx;
+        }
+    }
+};
+
+class GetOptEx : public std::exception {};
+struct ParsingErrorEx : GetOptEx {};
+struct InvalidFormatEx : GetOptEx {};
+struct ArgumentNotFoundEx : GetOptEx {};
+struct TooManyArgumentsEx : GetOptEx {};
+struct OptionNotFoundEx : GetOptEx {};
+struct TooManyOptionsEx : GetOptEx {};
+struct OptionsFileNotFoundEx : GetOptEx
+{
+    const std::string targetFile;
+    OptionsFileNotFoundEx(const std::string& file) : targetFile(file) {}
+    ~OptionsFileNotFoundEx() throw() {}
+};
+
+enum _EnvTag
+{
+    Include_Environment
+};
+
+class GetOpt_pp
+{
+    ShortOptions _shortOps;
+    LongOptions _longOps;
+    std::ios_base::iostate _exc;
+    _Option::Result _last;
+    std::ios::fmtflags _flags;
+    std::string _app_name;
+    Token* _first_token;
+    Token* _last_token;
+
+    class TokensDeleter
+    {
+        Token*& _first;
+    public:
+        TokensDeleter(Token*& first) : _first(first) {}
+
+        GETOPT_INLINE ~TokensDeleter();
+    };
+
+    TokensDeleter _tokens_deleter;
+
+    GETOPT_INLINE Token* _add_token(const std::string& value, Token::Type type);
+    GETOPT_INLINE void _init_flags();
+    GETOPT_INLINE void _parse(const std::vector<std::string>& args);
+    GETOPT_INLINE void _parse_env();
+    static GETOPT_INLINE void _argc_argv_to_vector(int argc, const char* const* const argv, std::vector<std::string>& args);
+    GETOPT_INLINE void _parse_sub_file(const std::string& file);
+public:
+    GETOPT_INLINE GetOpt_pp(int argc, const char* const* const argv);
+    GETOPT_INLINE GetOpt_pp(int argc, const char* const* const argv, _EnvTag);
+
+    std::ios_base::iostate exceptions() const
+    {
+        return _exc;
+    }
+    void exceptions(std::ios_base::iostate except)
+    {
+        _exc = except;
+    }
+    void exceptions_all()
+    {
+        _exc = std::ios_base::failbit | std::ios_base::eofbit;
+    }
+
+    operator bool() const
+    {
+        return _last == _Option::OK;
+    }
+
+    GETOPT_INLINE bool options_remain() const;
+
+    void end_of_options() const throw(GetOptEx)
+    {
+        if (options_remain() && (_exc & std::ios_base::eofbit))
+            throw TooManyOptionsEx();
+    }
+
+    std::ios::fmtflags flags() const
+    {
+        return _flags;
+    }
+    void flags(std::ios::fmtflags flags)
+    {
+        _flags = flags;
+    }
+
+    const std::string& app_name() const
+    {
+        return _app_name;
+    }
+
+    GETOPT_INLINE GetOpt_pp& operator >> (const _Option& opt) throw(GetOptEx);
+
+    GETOPT_INLINE GetOpt_pp& operator >> (std::ios_base& (*iomanip)(std::ios_base&));
+
+    // Alternative to manipulators, for those who don't like them: the 'getopt' method :)
+    // Combination 1: with long option:
+    template <class T> inline T getopt(char short_opt, const std::string& long_opt) throw(GetOptEx)
+    {
+        T result;
+        operator >> (Option(short_opt, long_opt, result));
+        return result;
+    }
+
+    template <class T> inline T getopt(char short_opt, const std::string& long_opt, const T& def_value)
+    {
+        T result;
+        operator >> (Option(short_opt, long_opt, result, def_value));
+        return result;
+    }
+
+    // Combination 2: without long option:
+    template <class T> inline T getopt(char short_opt) throw(GetOptEx)
+    {
+        T result;
+        operator >> (Option(short_opt, result));
+        return result;
+    }
+
+    template <class T> inline T getopt(char short_opt, const T& def_value)
+    {
+        T result;
+        operator >> (Option(short_opt, result, def_value));
+        return result;
+    }
+
+    struct ItCtorData
+    {
+        ShortOptions::const_iterator short_iter;
+        LongOptions::const_iterator  long_iter;
+        GetOpt_pp* getopt_pp;
+    };
+
+    template <class Container, class Adapter, class OptionType>
+    class _iterator
+    {
+        typename Container::const_iterator _it;
+        GetOpt_pp* _getopt_pp;
+    public:
+        _iterator(const ItCtorData& ctor_data)
+        {
+            _it = Adapter::adapt(ctor_data);
+            _getopt_pp = ctor_data.getopt_pp;
+        }
+
+        _iterator() : _getopt_pp(NULL)
+        {}
+
+        _iterator<Container, Adapter, OptionType>& operator = (const _iterator<Container, Adapter, OptionType>& other)
+        {
+            _it = other._it;
+            _getopt_pp = other._getopt_pp;
+            return *this;
+        }
+
+        bool operator != (const _iterator<Container, Adapter, OptionType>& other) const
+        {
+            return _it != other._it;
+        }
+
+        OptionType option() const
+        {
+            return _it->first;
+        }
+        OptionType operator*() const
+        {
+            return option();
+        }
+
+        _iterator<Container, Adapter, OptionType>& operator ++()
+        {
+            ++_it;
+            return *this;
+        }
+
+        template <class T>
+        GetOpt_pp& operator >> (T& t)
+        {
+            Adapter::extract(t, *_getopt_pp, option());
+            return *_getopt_pp;
+        }
+    };
+
+    ItCtorData begin()
+    {
+        ItCtorData ret;
+        ret.short_iter = _shortOps.begin();
+        ret.long_iter  = _longOps.begin();
+        ret.getopt_pp  = this;
+        return ret;
+    }
+
+    ItCtorData end()
+    {
+        ItCtorData ret;
+        ret.short_iter = _shortOps.end();
+        ret.long_iter  = _longOps.end();
+        ret.getopt_pp  = this;
+        return ret;
+    }
+
+    struct ShortAdapter
+    {
+        static ShortOptions::const_iterator adapt(const ItCtorData& data)
+        {
+            return data.short_iter;
+        }
+
+        template <class T>
+        static void extract(T& t, GetOpt_pp& getopt_pp, char option)
+        {
+            getopt_pp >> Option(option, t);
+        }
+    };
+
+    struct LongAdapter
+    {
+        static LongOptions::const_iterator adapt(const ItCtorData& data)
+        {
+            return data.long_iter;
+        }
+
+        template <class T>
+        static void extract(T& t, GetOpt_pp& getopt_pp, const std::string& option)
+        {
+            getopt_pp >> Option('\0', option, t);
+        }
+    };
+
+    typedef _iterator<ShortOptions, ShortAdapter, char> short_iterator;
+    typedef _iterator<LongOptions, LongAdapter, const std::string&> long_iterator;
+};
+
+class Environment
+{
+    // Coming soon!
+};
+
+}
+
+#endif