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-rw-r--r--winsup/cygwin/fhandler.cc3
1 files changed, 3 insertions, 0 deletions
diff --git a/winsup/cygwin/fhandler.cc b/winsup/cygwin/fhandler.cc
index bc30a396c..a479d1b28 100644
--- a/winsup/cygwin/fhandler.cc
+++ b/winsup/cygwin/fhandler.cc
@@ -1639,6 +1639,7 @@ fhandler_base::wait_overlapped (bool& res, bool writing, DWORD *bytes)
switch (WaitForMultipleObjects (n, w4, false, INFINITE))
{
case WAIT_OBJECT_0:
+ debug_printf ("normal read");
if (!bytes ||
GetOverlappedResult (h, get_overlapped (), bytes, false))
res = 1;
@@ -1649,12 +1650,14 @@ fhandler_base::wait_overlapped (bool& res, bool writing, DWORD *bytes)
}
break;
case WAIT_OBJECT_0 + 1:
+ debug_printf ("got a signal");
CancelIo (h);
set_errno (EINTR);
res = 0;
break;
default:
err = GetLastError ();
+ debug_printf ("WFMO error, %E");
goto err;
break;
}