view lib/shutdown.c @ 17149:a49df7b88261

errno: port to LynxOS 178 2.2.2 Problem reported by Joel Brobecker in <http://lists.gnu.org/archive/html/bug-gnulib/2012-10/msg00088.html>. * doc/posix-headers/errno.texi (errno.h): Document this. * lib/errno.in.h (EILSEQ, GNULIB_defined_EILSEQ) [!EILSEQ]: New macros. * lib/strerror-override.c, lib/strerror-override.h (strerror_override): Supply a string for EILSEQ. * m4/errno_h.m4 (gl_HEADER_ERRNO_H): Check for EILSEQ.
author Paul Eggert <eggert@cs.ucla.edu>
date Thu, 01 Nov 2012 15:29:14 -0700
parents 8250f2777afc
children e542fd46ad6f
line wrap: on
line source

/* shutdown.c --- wrappers for Windows shutdown function

   Copyright (C) 2008-2012 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 <http://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 shutdown

int
rpl_shutdown (int fd, int how)
{
  SOCKET sock = FD_TO_SOCKET (fd);

  if (sock == INVALID_SOCKET)
    {
      errno = EBADF;
      return -1;
    }
  else
    {
      int r = shutdown (sock, how);
      if (r < 0)
        set_winsock_errno ();

      return r;
    }
}