From b8649fdf00d0ddab8c95df2a5af80a5c3c97fca1 Mon Sep 17 00:00:00 2001
From: Ben Noordhuis <info@bnoordhuis.nl>
Date: Mon, 13 Feb 2012 22:37:21 +0100
Subject: [PATCH] unix: don't flush tty on switch to raw mode

Drain, don't flush the tty when switching from cooked to raw mode. Prevents
buffered keystrokes from getting lost. Switching back to cooked mode still
flushes.

Fixes joyent/node#2744.
---
 src/unix/tty.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/unix/tty.c b/src/unix/tty.c
index 18a89216..c1429660 100644
--- a/src/unix/tty.c
+++ b/src/unix/tty.c
@@ -76,8 +76,8 @@ int uv_tty_set_mode(uv_tty_t* tty, int mode) {
     raw.c_cc[VMIN] = 1;
     raw.c_cc[VTIME] = 0;
 
-    /* Put terminal in raw mode after flushing */
-    if (tcsetattr(fd, TCSAFLUSH, &raw)) {
+    /* Put terminal in raw mode after draining */
+    if (tcsetattr(fd, TCSADRAIN, &raw)) {
       goto fatal;
     }