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/* socketx.c - Extend WinSock functions to handle other objects than sockets
Contributed by Freddie Akeroyd.
Copyright 2007, 2008 Free Software Foundation, Inc.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2, or (at your option)
any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License along
with this program; if not, write to the Free Software Foundation,
Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */
#include <socketx.h>
#ifdef __MSVCRT__
int
win_close (int fd)
{
SOCKET sock = _get_osfhandle (fd);
WSANETWORKEVENTS ev;
ev.lNetworkEvents = 0xDEADBEEF;
WSAEnumNetworkEvents (sock, NULL, &ev);
if (ev.lNetworkEvents != 0xDEADBEEF)
{
int r = closesocket (sock);
/* FIXME: other applications, like squid, use an undocumented
_free_osfhnd free function. Instead, here we just close twice
the handle, once with closesocket and once with CloseHandle.
I could not get the former to work (pb, Sep 22 2008). */
_close (fd);
return r;
}
else
return _close (fd);
}
#endif