From 2de9ecb7221f0bfe6db88a6b30104bea82c6ceac Mon Sep 17 00:00:00 2001
From: root <root>
Date: Sun, 6 May 2012 19:29:59 +0000
Subject: *** empty log message ***

---
 Changes |  1 +
 ev.c    | 28 ++++++++++++++++++----------
 ev.pod  |  7 +++++++
 3 files changed, 26 insertions(+), 10 deletions(-)

diff --git a/Changes b/Changes
index 9f3bf5d..0852663 100644
--- a/Changes
+++ b/Changes
@@ -29,6 +29,7 @@ TODO: faq, process a thing in each iteration
         - include sys/syscall.h instead of plain syscall.h.
         - check for io watcher loops in ev_verify, check for the most
           common reported usage bug in ev_io_start.
+        - chose socket vs. WSASocket at compiletime using EV_USE_WSASOCKET.
 
 4.11 Sat Feb  4 19:52:39 CET 2012
 	- INCOMPATIBLE CHANGE: ev_timer_again now clears the pending status, as
diff --git a/ev.c b/ev.c
index c2720a7..fe7cfa7 100644
--- a/ev.c
+++ b/ev.c
@@ -1878,14 +1878,15 @@ evpipe_write (EV_P_ EV_ATOMIC_T *flag)
       else
 #endif
         {
-          /* win32 people keep sending patches that change this write() to send() */
-          /* and then run away. but send() is wrong, it wants a socket handle on win32 */
-          /* so when you think this write should be a send instead, please find out */
-          /* where your send() is from - it's definitely not the microsoft send, and */
-          /* tell me. thank you. */
-          /* it might be that your problem is that your environment needs EV_USE_WSASOCKET */
-          /* check the ev documentation on how to use this flag */
+#ifdef _WIN32
+          WSABUF buf;
+          DWORD sent;
+          buf.buf = &buf;
+          buf.len = 1;
+          WSASend (EV_FD_TO_WIN32_HANDLE (evpipe [1]), &buf, 1, &sent, 0, 0, 0);
+#else
           write (evpipe [1], &(evpipe [1]), 1);
+#endif
         }
 
       errno = old_errno;
@@ -1910,9 +1911,16 @@ pipecb (EV_P_ ev_io *iow, int revents)
       else
 #endif
         {
-          char dummy;
-          /* see discussion in evpipe_write when you think this read should be recv in win32 */
-          read (evpipe [0], &dummy, 1);
+          char dummy[4];
+#ifdef _WIN32
+          WSABUF buf;
+          DWORD recvd;
+          buf.buf = dummy;
+          buf.len = sizeof (dummy);
+          WSARecv (EV_FD_TO_WIN32_HANDLE (evpipe [0]), &buf, 1, &recvd, 0, 0, 0);
+#else
+          read (evpipe [0], &dummy, sizeof (dummy));
+#endif
         }
     }
 
diff --git a/ev.pod b/ev.pod
index 784a2fa..70c5f0a 100644
--- a/ev.pod
+++ b/ev.pod
@@ -4556,6 +4556,13 @@ macro can be used to override the C<close> function, useful to unregister
 file descriptors again. Note that the replacement function has to close
 the underlying OS handle.
 
+=item EV_USE_WSASOCKET
+
+If defined to be C<1>, libev will use C<WSASocket> to create its internal
+communication socket, which works better in some environments. Otherwise,
+the normal C<socket> function will be used, which works better in other
+enviornments.
+
 =item EV_USE_POLL
 
 If defined to be C<1>, libev will compile in support for the C<poll>(2)
-- 
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