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| author | Christopher Faylor <me@cgf.cx> | 2008-08-25 21:27:06 +0400 |
|---|---|---|
| committer | Christopher Faylor <me@cgf.cx> | 2008-08-25 21:27:06 +0400 |
| commit | 30caac0569067a4cc59a77c99db1c52fd8001591 (patch) | |
| tree | b92ebff1a47736fec7a95286ed7d6481d73c6d4f | |
| parent | 7e1645ce4dae960a11127e8e56b1e991d0872ab3 (diff) | |
add comments
| -rw-r--r-- | winsup/cygwin/fhandler.cc | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/winsup/cygwin/fhandler.cc b/winsup/cygwin/fhandler.cc index 49af86f9e..a6eec3f4a 100644 --- a/winsup/cygwin/fhandler.cc +++ b/winsup/cygwin/fhandler.cc @@ -1740,6 +1740,10 @@ err: __seterrno_from_win_error (err); res = -1; out: + /* Make sure the event is unsignalled (this is a potential race in a multi-threaded + app. Sigh.). Must do this after WFMO and GetOverlappedResult or suffer + occasional sporadic problems: + http://cygwin.com/ml/cygwin/2008-08/msg00511.html */ ResetEvent (get_overlapped ()->hEvent); if (writing && (err == ERROR_NO_DATA || err == ERROR_BROKEN_PIPE)) raise (SIGPIPE); |