From 2489f03d17f65312c4370377c30587ab801b844f Mon Sep 17 00:00:00 2001
From: Jan Dubois <jand@activestate.com>
Date: Wed, 11 Nov 2009 15:29:39 -0800
Subject: [PATCH] Map winsock error codes to POSIX errno values

---
 ext/POSIX/POSIX.xs | 123 +++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 123 insertions(+)

diff --git a/ext/POSIX/POSIX.xs b/ext/POSIX/POSIX.xs
index eccbb31..5b7ade6 100644
--- a/ext/POSIX/POSIX.xs
+++ b/ext/POSIX/POSIX.xs
@@ -216,6 +216,129 @@ char *tzname[] = { "" , "" };
 #endif /* WIN32 || NETWARE */
 #endif /* __VMS */
 
+#ifdef WIN32
+   /* Perl on Windows assigns WSAGetLastError() return values to errno
+    * (in win32/win32sck.c).  Therefore we need to map these values
+    * back to standard symbolic names, as long as the same name isn't
+    * already defined by errno.h itself.  The Errno.pm module does
+    * a similar mapping.
+    */
+#  ifndef EWOULDBLOCK
+#    define EWOULDBLOCK WSAEWOULDBLOCK
+#  endif
+#  ifndef EINPROGRESS
+#    define EINPROGRESS WSAEINPROGRESS
+#  endif
+#  ifndef EALREADY
+#    define EALREADY WSAEALREADY
+#  endif
+#  ifndef ENOTSOCK
+#    define ENOTSOCK WSAENOTSOCK
+#  endif
+#  ifndef EDESTADDRREQ
+#    define EDESTADDRREQ WSAEDESTADDRREQ
+#  endif
+#  ifndef EMSGSIZE
+#    define EMSGSIZE WSAEMSGSIZE
+#  endif
+#  ifndef EPROTOTYPE
+#    define EPROTOTYPE WSAEPROTOTYPE
+#  endif
+#  ifndef ENOPROTOOPT
+#    define ENOPROTOOPT WSAENOPROTOOPT
+#  endif
+#  ifndef EPROTONOSUPPORT
+#    define EPROTONOSUPPORT WSAEPROTONOSUPPORT
+#  endif
+#  ifndef ESOCKTNOSUPPORT
+#    define ESOCKTNOSUPPORT WSAESOCKTNOSUPPORT
+#  endif
+#  ifndef EOPNOTSUPP
+#    define EOPNOTSUPP WSAEOPNOTSUPP
+#  endif
+#  ifndef EPFNOSUPPORT
+#    define EPFNOSUPPORT WSAEPFNOSUPPORT
+#  endif
+#  ifndef EAFNOSUPPORT
+#    define EAFNOSUPPORT WSAEAFNOSUPPORT
+#  endif
+#  ifndef EADDRINUSE
+#    define EADDRINUSE WSAEADDRINUSE
+#  endif
+#  ifndef EADDRNOTAVAIL
+#    define EADDRNOTAVAIL WSAEADDRNOTAVAIL
+#  endif
+#  ifndef ENETDOWN
+#    define ENETDOWN WSAENETDOWN
+#  endif
+#  ifndef ENETUNREACH
+#    define ENETUNREACH WSAENETUNREACH
+#  endif
+#  ifndef ENETRESET
+#    define ENETRESET WSAENETRESET
+#  endif
+#  ifndef ECONNABORTED
+#    define ECONNABORTED WSAECONNABORTED
+#  endif
+#  ifndef ECONNRESET
+#    define ECONNRESET WSAECONNRESET
+#  endif
+#  ifndef ENOBUFS
+#    define ENOBUFS WSAENOBUFS
+#  endif
+#  ifndef EISCONN
+#    define EISCONN WSAEISCONN
+#  endif
+#  ifndef ENOTCONN
+#    define ENOTCONN WSAENOTCONN
+#  endif
+#  ifndef ESHUTDOWN
+#    define ESHUTDOWN WSAESHUTDOWN
+#  endif
+#  ifndef ETOOMANYREFS
+#    define ETOOMANYREFS WSAETOOMANYREFS
+#  endif
+#  ifndef ETIMEDOUT
+#    define ETIMEDOUT WSAETIMEDOUT
+#  endif
+#  ifndef ECONNREFUSED
+#    define ECONNREFUSED WSAECONNREFUSED
+#  endif
+#  ifndef ELOOP
+#    define ELOOP WSAELOOP
+#  endif
+#  ifndef ENAMETOOLONG
+#    define ENAMETOOLONG WSAENAMETOOLONG
+#  endif
+#  ifndef EHOSTDOWN
+#    define EHOSTDOWN WSAEHOSTDOWN
+#  endif
+#  ifndef EHOSTUNREACH
+#    define EHOSTUNREACH WSAEHOSTUNREACH
+#  endif
+#  ifndef ENOTEMPTY
+#    define ENOTEMPTY WSAENOTEMPTY
+#  endif
+#  ifndef EPROCLIM
+#    define EPROCLIM WSAEPROCLIM
+#  endif
+#  ifndef EUSERS
+#    define EUSERS WSAEUSERS
+#  endif
+#  ifndef EDQUOT
+#    define EDQUOT WSAEDQUOT
+#  endif
+#  ifndef ESTALE
+#    define ESTALE WSAESTALE
+#  endif
+#  ifndef EREMOTE
+#    define EREMOTE WSAEREMOTE
+#  endif
+#  ifndef EDISCON
+#    define EDISCON WSAEDISCON
+#  endif
+#endif
+
 typedef int SysRet;
 typedef long SysRetLong;
 typedef sigset_t* POSIX__SigSet;
-- 
2.7.4