1 files changed, 42 insertions, 0 deletions
diff --git a/src/compat.h b/src/compat.h
new file mode 100644
index 0000000000..5c1fcc3d6e
--- /dev/null
+++ b/src/compat.h
@@ -0,0 +1,42 @@
+// Copyright (c) 2009-2010 Satoshi Nakamoto
+// Copyright (c) 2011 The Bitcoin developers
+// Distributed under the MIT/X11 software license, see the accompanying
+// file license.txt or http://www.opensource.org/licenses/mit-license.php.
+#ifndef _BITCOIN_COMPAT_H
+#define _BITCOIN_COMPAT_H 1
+
+typedef u_int SOCKET;
+#ifdef WIN32
+#define MSG_NOSIGNAL        0
+#define MSG_DONTWAIT        0
+typedef int socklen_t;
+#else
+#include "errno.h"
+#define WSAGetLastError()   errno
+#define WSAEINVAL           EINVAL
+#define WSAEALREADY         EALREADY
+#define WSAEWOULDBLOCK      EWOULDBLOCK
+#define WSAEMSGSIZE         EMSGSIZE
+#define WSAEINTR            EINTR
+#define WSAEINPROGRESS      EINPROGRESS
+#define WSAEADDRINUSE       EADDRINUSE
+#define WSAENOTSOCK         EBADF
+#define INVALID_SOCKET      (SOCKET)(~0)
+#define SOCKET_ERROR        -1
+#endif
+
+inline int myclosesocket(SOCKET& hSocket)
+{
+    if (hSocket == INVALID_SOCKET)
+        return WSAENOTSOCK;
+#ifdef WIN32
+    int ret = closesocket(hSocket);
+#else
+    int ret = close(hSocket);
+#endif
+    hSocket = INVALID_SOCKET;
+    return ret;
+}
+#define closesocket(s)      myclosesocket(s)
+
+#endif