qBittorrent
global.h
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1 /*
2  * Bittorrent Client using Qt and libtorrent.
3  * Copyright (C) 2016 Mike Tzou
4  *
5  * This program is free software; you can redistribute it and/or
6  * modify it under the terms of the GNU General Public License
7  * as published by the Free Software Foundation; either version 2
8  * of the License, or (at your option) any later version.
9  *
10  * This program is distributed in the hope that it will be useful,
11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13  * GNU General Public License for more details.
14  *
15  * You should have received a copy of the GNU General Public License
16  * along with this program; if not, write to the Free Software
17  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
18  *
19  * In addition, as a special exception, the copyright holders give permission to
20  * link this program with the OpenSSL project's "OpenSSL" library (or with
21  * modified versions of it that use the same license as the "OpenSSL" library),
22  * and distribute the linked executables. You must obey the GNU General Public
23  * License in all respects for all of the code used other than "OpenSSL". If you
24  * modify file(s), you may extend this exception to your version of the file(s),
25  * but you are not obligated to do so. If you do not wish to do so, delete this
26  * exception statement from your version.
27  */
28 
29 #pragma once
30 
31 #include <type_traits>
32 #include <QtGlobal>
33 
34 #if (QT_POINTER_SIZE == 8)
35 #define QBT_APP_64BIT
36 #endif
37 
38 inline const char C_TORRENT_FILE_EXTENSION[] = ".torrent";
39 inline const int MAX_TORRENT_SIZE = 100 * 1024 * 1024; // 100 MiB
40 
41 template <typename T>
42 constexpr typename std::add_const_t<T> &asConst(T &t) noexcept { return t; }
43 
44 // Forward rvalue as const
45 template <typename T>
46 constexpr typename std::add_const_t<T> asConst(T &&t) noexcept { return std::move(t); }
47 
48 // Prevent const rvalue arguments
49 template <typename T>
50 void asConst(const T &&) = delete;
const char C_TORRENT_FILE_EXTENSION[]
Definition: global.h:38
const int MAX_TORRENT_SIZE
Definition: global.h:39
constexpr std::add_const_t< T > & asConst(T &t) noexcept
Definition: global.h:42