From 5fa829d0bd4c4783c2d926d6a56c75d3060a5519 Mon Sep 17 00:00:00 2001
From: cgd <cgd@NetBSD.org>
Date: Sat, 19 Jun 1999 00:13:19 +0000
Subject: [PATCH] teach the message prompting code to use control-U as line
 kill character. (not really the right thing, but it already hard-codes
 backspace and delete rather than using the terminal settings...)

---
 usr.bin/msgc/msg_sys.def | 15 ++++++++++++---
 1 file changed, 12 insertions(+), 3 deletions(-)

diff --git a/usr.bin/msgc/msg_sys.def b/usr.bin/msgc/msg_sys.def
index a071ce928f8e..be27279c3604 100644
--- a/usr.bin/msgc/msg_sys.def
+++ b/usr.bin/msgc/msg_sys.def
@@ -1,4 +1,4 @@
-/*	$NetBSD: msg_sys.def,v 1.3 1999/06/19 00:00:48 cgd Exp $	*/
+/*	$NetBSD: msg_sys.def,v 1.4 1999/06/19 00:13:19 cgd Exp $	*/
 
 /*
  * Copyright 1997 Piermont Information Systems Inc.
@@ -157,8 +157,17 @@ static void msg_vprompt (char *msg, char *def, char *val, int max_chars,
 				}
 			} else
 				msg_beep ();
-		}
-		else if (count < (max_chars - 1) && isprint(ch)) {
+		} else if (ch == 0x15) {	/* ^U; line kill */
+			while (count > 0) {
+				count--;
+				if (do_echo) {
+					getyx(msg_win, y, x);
+					x--;
+					wmove(msg_win, y, x);
+					wdelch(msg_win);
+				}
+			}
+		} else if (count < (max_chars - 1) && isprint(ch)) {
 			if (do_echo)
 				waddch (msg_win, ch);
 			ibuf[count++] = ch;