From ef5c6a6edaf3dcf2cddd46841dc0dd8fce2bf967 Mon Sep 17 00:00:00 2001
From: Russ Cox <rsc@swtch.com>
Date: Fri, 3 Sep 2010 10:21:16 -0400
Subject: 9term, win: better echo cancellation

Also just drop \r from output.
It's a losing battle to keep turning it off.

R=rsc
http://codereview.appspot.com/2128042
---
 src/cmd/9term/bsdpty.c | 23 -----------------------
 1 file changed, 23 deletions(-)

(limited to 'src/cmd/9term/bsdpty.c')

diff --git a/src/cmd/9term/bsdpty.c b/src/cmd/9term/bsdpty.c
index 52b9bb8a..4836d24d 100644
--- a/src/cmd/9term/bsdpty.c
+++ b/src/cmd/9term/bsdpty.c
@@ -96,29 +96,6 @@ isecho(int fd)
 	return ttmode.c_lflag&ECHO;
 }
 
-int
-setecho(int fd, int newe)
-{
-	int old;
-
-	if(tcgetattr(fd, &ttmode) < 0)
-		fprint(2, "tcgetattr: %r\n");
-	old = ttmode.c_lflag & ECHO;
-	if(old != newe){
-		ttmode.c_lflag &= ~ECHO;
-		ttmode.c_lflag |= newe;
-		/*
-		 * I tried using TCSADRAIN here, but that causes
-		 * hangs if there is any output waiting for us.
-		 * I guess TCSADRAIN is intended for use by our
-		 * clients, not by us.
-		 */
-		if(tcsetattr(fd, 0, &ttmode) < 0)
-			fprint(2, "tcsetattr: %r\n");
-	}
-	return old;
-}
-
 int
 getintr(int fd)
 {
-- 
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