Tulip issue #204: Fix IocpProactor.accept_pipe()

Overlapped.ConnectNamedPipe() now returns a boolean: True if the pipe is
connected (if ConnectNamedPipe() failed with ERROR_PIPE_CONNECTED), False if
the connection is in progress.

This change removes multiple hacks in IocpProactor.

1 files changed, 2 insertions, 2 deletions

diff --git a/overlapped.c b/overlapped.c
index 8fe2e24..4661152 100644
--- a/overlapped.c
+++ b/overlapped.c
@@ -1117,10 +1117,10 @@ Overlapped_ConnectNamedPipe(OverlappedObject *self, PyObject *args)
     switch (err) {
         case ERROR_PIPE_CONNECTED:
             mark_as_completed(&self->overlapped);
-            Py_RETURN_NONE;
+            Py_RETURN_TRUE;
         case ERROR_SUCCESS:
         case ERROR_IO_PENDING:
-            Py_RETURN_NONE;
+            Py_RETURN_FALSE;
         default:
             self->type = TYPE_NOT_STARTED;
             return SetFromWindowsErr(err);