Update Gnulib; add new modules.

[bpt/guile.git] / lib / socket.c

diff --git a/lib/socket.c b/lib/socket.c
new file mode 100644 (file)
index 0000000..600a145
--- /dev/null
+++ b/lib/socket.c
@@ -0,0 +1,49 @@
+/* socket.c --- wrappers for Windows socket function
+
+   Copyright (C) 2008-2011 Free Software Foundation, Inc.
+
+   This program is free software: you can redistribute it and/or modify
+   it under the terms of the GNU Lesser 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 Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser 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"
+
+#include "sockets.h"
+
+int
+rpl_socket (int domain, int type, int protocol)
+{
+  SOCKET fh;
+
+  gl_sockets_startup (SOCKETS_1_1);
+
+  /* We have to use WSASocket() to create non-overlapped IO sockets.
+     Overlapped IO sockets cannot be used with read/write.  */
+  fh = WSASocket (domain, type, protocol, NULL, 0, 0);
+
+  if (fh == INVALID_SOCKET)
+    {
+      set_winsock_errno ();
+      return -1;
+    }
+  else
+    return SOCKET_TO_FD (fh);
+}