kc3-lang/gnulib/lib/recv.c

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• Hash : 281b825e
  Author :
  Date : 2018-01-01T00:57:25
  

  maint: Run 'make update-copyright'
  

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• lib/recv.c

• /* recv.c --- wrappers for Windows recv function
  
     Copyright (C) 2008-2018 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 3 of the License, 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, see <https://www.gnu.org/licenses/>.  */
  
  /* Written by Paolo Bonzini */
  
  #include <config.h>
  
  #define WIN32_LEAN_AND_MEAN
  /* Get winsock2.h. */
  #include <sys/socket.h>
  
  /* Get set_winsock_errno, FD_TO_SOCKET etc. */
  #include "w32sock.h"
  
  #undef recv
  
  ssize_t
  rpl_recv (int fd, void *buf, size_t len, int flags)
  {
    SOCKET sock = FD_TO_SOCKET (fd);
  
    if (sock == INVALID_SOCKET)
      {
        errno = EBADF;
        return -1;
      }
    else
      {
        int r = recv (sock, buf, len, flags);
        if (r < 0)
          set_winsock_errno ();
  
        return r;
      }
  }
  

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