From c9a2a086cab64b567f4fc14ad0e61a020f2d841e Mon Sep 17 00:00:00 2001
From: Ben Moyer <ben.s.moyer@gmail.com>
Date: Fri, 19 May 2017 16:57:59 -0700
Subject: [PATCH] implement flushInput and flushOutput for windows

---
 src/impl/win.cc | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

diff --git a/src/impl/win.cc b/src/impl/win.cc
index 3446160..87eef13 100644
--- a/src/impl/win.cc
+++ b/src/impl/win.cc
@@ -471,13 +471,19 @@ Serial::SerialImpl::flush ()
 void
 Serial::SerialImpl::flushInput ()
 {
-  THROW (IOException, "flushInput is not supported on Windows.");
+  if (is_open_ == false) {
+    throw PortNotOpenedException("Serial::flushInput");
+  }
+  PurgeComm(fd_, PURGE_RXCLEAR);
 }
 
 void
 Serial::SerialImpl::flushOutput ()
 {
-  THROW (IOException, "flushOutput is not supported on Windows.");
+  if (is_open_ == false) {
+    throw PortNotOpenedException("Serial::flushOutput");
+  }
+  PurgeComm(fd_, PURGE_TXCLEAR);
 }
 
 void