From dba6bd040e866529d033e0805b7ff42b24154a48 Mon Sep 17 00:00:00 2001
From: hobbs <hobbs>
Date: Wed, 24 Nov 1999 20:54:54 +0000
Subject: 	* doc/open.n: 	* win/tclWinSerial.c: adopted patch from
 Schroedter to handle 	fconfigure $sock -lasterror on Windows. [RFE: 3368]

---
 doc/open.n | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

diff --git a/doc/open.n b/doc/open.n
index cc60da6..ad37c29 100644
--- a/doc/open.n
+++ b/doc/open.n
@@ -5,7 +5,7 @@
 '\" See the file "license.terms" for information on usage and redistribution
 '\" of this file, and for a DISCLAIMER OF ALL WARRANTIES.
 '\" 
-'\" RCS: @(#) $Id: open.n,v 1.6 1999/11/10 02:51:42 hobbs Exp $
+'\" RCS: @(#) $Id: open.n,v 1.7 1999/11/24 20:54:54 hobbs Exp $
 '\" 
 .so man.macros
 .TH open n 7.6 Tcl "Tcl Built-In Commands"
@@ -153,6 +153,15 @@ set the maximum time between polling for fileevents.  This affects the
 time interval between checking for events throughout the Tcl
 interpreter (the smallest value always wins).  Use this option only if
 you want to poll the serial port more often than 10 msec (the default).
+.TP
+\fB\-lasterror
+.
+This option is available only on Windows for serial ports, and is
+query only (will only be reported when directly requested).
+In case of a serial communication error, \fBread\fR or \fBputs\fR
+returns a general Tcl file I/O error.
+\fBfconfigure -lasterror\fR can be called to get a list 
+of error details (e.g. FRAME RXOVER).
 .VE
 
 .VS
-- 
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