MPD  0.20.18
Init.hxx
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1 /*
2  * Copyright 2003-2017 The Music Player Daemon Project
3  * http://www.musicpd.org
4  *
5  * This program is free software; you can redistribute it and/or modify
6  * it under the terms of the GNU General Public License as published by
7  * the Free Software Foundation; either version 2 of the License, or
8  * (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 along
16  * with this program; if not, write to the Free Software Foundation, Inc.,
17  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
18  */
19 
20 #ifndef NET_INIT_HXX
21 #define NET_INIT_HXX
22 
23 #include "check.h"
24 #include "SocketError.hxx"
25 
26 #ifdef _WIN32
27 #include <winsock2.h>
28 #endif
29 
30 class ScopeNetInit {
31 #ifdef _WIN32
32 public:
33  ScopeNetInit() {
34  WSADATA sockinfo;
35  int retval = WSAStartup(MAKEWORD(2, 2), &sockinfo);
36  if (retval != 0)
37  throw MakeSocketError(retval, "WSAStartup() failed");
38  }
39 
40  ~ScopeNetInit() noexcept {
41  WSACleanup();
42  }
43 #endif
44 };
45 
46 #endif
static gcc_const std::system_error MakeSocketError(socket_error_t code, const char *msg) noexcept