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src/close.c

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00001 /*
00002      This file is part of PlibC.
00003      (C) 2005 Nils Durner (and other contributing authors)
00004 
00005            This library is free software; you can redistribute it and/or
00006            modify it under the terms of the GNU Lesser General Public
00007            License as published by the Free Software Foundation; either
00008            version 2.1 of the License, or (at your option) any later version.
00009         
00010            This library is distributed in the hope that it will be useful,
00011            but WITHOUT ANY WARRANTY; without even the implied warranty of
00012            MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00013            Lesser General Public License for more details.
00014         
00015            You should have received a copy of the GNU Lesser General Public
00016            License along with this library; if not, write to the Free Software
00017            Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
00018 */
00019 
00025 #include "plibc_private.h"
00026 
00027 extern unsigned int uiSockCount;
00028 extern Winsock *pSocks;
00029 extern HANDLE hSocksLock;
00030 
00031 int _win_close(int fd)
00032 {
00033   /* Windows sockets have to be closed using closesocket() */
00034   if (closesocket(fd) != 0)
00035   {
00036     if (0 != close(fd))
00037     {
00038       /* Close Windows handle */
00039       if (! CloseHandle((HANDLE) fd))
00040         return -1;
00041     } 
00042     else
00043     {
00044       /* discard blocking mode */
00045       unsigned int uiIndex;
00046       WaitForSingleObject(hSocksLock, INFINITE);
00047       for(uiIndex = 0; uiIndex < uiSockCount; uiIndex++)
00048         if (pSocks[uiIndex].s == fd)
00049           pSocks[uiIndex].s = -1;
00050       ReleaseMutex(hSocksLock);
00051     }
00052   }
00053   
00054   return 0;
00055 }
00056 
00057 /* end of close.c */

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