1.1.13: will be tagged as "sbcl-1.1.13"

[sbcl.git] / src / code / serve-event.lisp

diff --git a/src/code/serve-event.lisp b/src/code/serve-event.lisp
index ca055ed..8fd5321 100644 (file)
--- a/src/code/serve-event.lisp
+++ b/src/code/serve-event.lisp
@@ -206,10 +206,14 @@ waiting."
                                      (+ (* 1000 to-sec) (truncate to-usec 1000))
                                      -1)
                    when (or #!+win32 (eq direction :output)
+                            #!+win32 (sb!win32:handle-listen
+                                      (sb!win32:get-osfhandle fd))
+                            #!-win32
                             (sb!unix:unix-simple-poll fd direction to-msec))
                    do (return-from wait-until-fd-usable t)
                    else
-                   do (when to-sec (maybe-update-timeout))))))))
+                   do (when to-sec (maybe-update-timeout))
+                   #!+win32 (sb!thread:thread-yield)))))))
 \f
 ;;; Wait for up to timeout seconds for an event to happen. Make sure all
 ;;; pending events are processed before returning.