paludis  Version 2.6.0
tribool-fwd.hh
1 /* vim: set sw=4 sts=4 et foldmethod=syntax : */
2 
3 /*
4  * Copyright (c) 2008, 2009 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_TRIBOOL_FWD_HH
21 #define PALUDIS_GUARD_PALUDIS_UTIL_TRIBOOL_FWD_HH 1
22 
24 #include <paludis/util/no_type.hh>
25 #include <iosfwd>
26 
27 namespace paludis
28 {
29  class Tribool;
30 
31  typedef NoType<0u> * (* TriboolIndeterminateValueType) (const NoType<0u> * const);
32 
33  NoType<0u> * indeterminate(const NoType<0u> * const) PALUDIS_VISIBLE;
34 
35  std::ostream & operator<< (std::ostream &, const Tribool) PALUDIS_VISIBLE;
36  std::istream & operator>> (std::istream &, Tribool &) PALUDIS_VISIBLE;
37 }
38 
39 #endif
Definition: about_metadata-fwd.hh:23
STL namespace.
#define PALUDIS_VISIBLE
Definition: attributes.hh:59