paludis  Version 2.6.0
make_named_values.hh
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1 /* vim: set sw=4 sts=4 et foldmethod=syntax : */
2 
3 /*
4  * Copyright (c) 2008, 2009, 2010 Ciaran McCreesh
5  *
6  * This file is part of the Paludis package manager. Paludis is free software;
7  * you can redistribute it and/or modify it under the terms of the GNU General
8  * Public License version 2, as published by the Free Software Foundation.
9  *
10  * Paludis is distributed in the hope that it will be useful, but WITHOUT ANY
11  * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
12  * FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
13  * details.
14  *
15  * You should have received a copy of the GNU General Public License along with
16  * this program; if not, write to the Free Software Foundation, Inc., 59 Temple
17  * Place, Suite 330, Boston, MA 02111-1307 USA
18  */
19 
20 #ifndef PALUDIS_GUARD_PALUDIS_UTIL_MAKE_NAMED_VALUES_HH
21 #define PALUDIS_GUARD_PALUDIS_UTIL_MAKE_NAMED_VALUES_HH 1
22 
23 /** \file
24  * A load of make_named_values functions.
25  *
26  * Bizarre oddity in C++98: you can only use an initialiser list when using
27  * equals to initialise a newly constructed object. C++0x fixes this, but GCC
28  * 4.4 is buggy, so for now we can't use braces directly...
29  */
30 
31 #include <utility>
32 
33 namespace paludis
34 {
35  template <typename R_, typename... T_>
36  R_ make_named_values(T_ && ... a)
37  {
38  R_ result = { std::forward<T_>(a)... };
39  return result;
40  }
41 }
42 
43 #endif
Definition: about_metadata-fwd.hh:23