4 // Fraunhofer Institute for Open Communication Systems (FOKUS)
5 // Competence Center NETwork research (NET), St. Augustin, GERMANY
6 // Stefan Bund <g0dil@berlios.de>
8 // This program is free software; you can redistribute it and/or modify
9 // it under the terms of the GNU General Public License as published by
10 // the Free Software Foundation; either version 2 of the License, or
11 // (at your option) any later version.
13 // This program is distributed in the hope that it will be useful,
14 // but WITHOUT ANY WARRANTY; without even the implied warranty of
15 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 // GNU General Public License for more details.
18 // You should have received a copy of the GNU General Public License
19 // along with this program; if not, write to the
20 // Free Software Foundation, Inc.,
21 // 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
24 \brief ParsedCommand internal header */
26 #ifndef IH_ParsedCommand_
27 #define IH_ParsedCommand_ 1
31 ///////////////////////////////ih.p////////////////////////////////////////
39 struct ArgumentInfoBase
40 : public intrusive_refcount
42 typedef boost::intrusive_ptr<ArgumentInfoBase> ptr;
49 ArgumentInfoBase(std::string const & type);
51 virtual std::string defaultValueStr() const = 0;
54 template <class ParameterType>
56 : public ArgumentInfoBase
58 typedef boost::intrusive_ptr<ArgumentInfo> ptr;
63 ParameterType defaultValue;
65 virtual std::string defaultValueStr() const;
68 template <class Function, bool isFN=senf::is_any_function<Function>::value>
69 struct ParsedCommandTraits
72 // FirstArgType returns void, if the function has no arguments, otherwise it returns arg1_type
74 template <class Traits, bool flag=(Traits::arity>0)>
80 template <class Traits>
81 struct FirstArgType<Traits,true>
83 typedef typename Traits::arg1_type type;
86 template <class Function>
87 struct ParsedCommandTraits<Function, true>
89 typedef Function base_type;
90 typedef typename senf::remove_any_pointer<base_type>::type function_type;
91 typedef boost::function_traits<function_type> base_traits;
92 typedef typename FirstArgType<base_traits>::type first_arg_type;
94 static const bool has_ostream_arg = boost::is_same<first_arg_type, std::ostream &>::value;
96 typedef typename boost::mpl::if_c<
98 typename function_traits_remove_arg<base_traits>::type,
102 static const bool is_member = boost::is_member_pointer<base_type>::value;
104 typedef typename senf::member_class<base_type>::type class_type;
107 template <class Type>
108 struct CheckVoidReturn
111 static void call(Fn fn, std::ostream & os);
115 struct CheckVoidReturn<void>
118 static void call(Fn fn, std::ostream & os);
125 ///////////////////////////////ih.e////////////////////////////////////////
132 // comment-column: 40
133 // c-file-style: "senf"
134 // indent-tabs-mode: nil
135 // ispell-local-dictionary: "american"
136 // compile-command: "scons -u test"