From 44f8e1caffce2e887682c3314ee22becc09e1d3c Mon Sep 17 00:00:00 2001
From: Nicholas Marriott <nicm@openbsd.org>
Date: Tue, 15 Jan 2013 23:18:55 +0000
Subject: Implement ECH (erase character, CSI X). Reported by Christian
 Neukirchen.

---
 tty.c | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)

(limited to 'tty.c')

diff --git a/tty.c b/tty.c
index 6bc7139c..a650c836 100644
--- a/tty.c
+++ b/tty.c
@@ -718,6 +718,23 @@ tty_cmd_deletecharacter(struct tty *tty, const struct tty_ctx *ctx)
 		tty_emulate_repeat(tty, TTYC_DCH, TTYC_DCH1, ctx->num);
 }
 
+void
+tty_cmd_clearcharacter(struct tty *tty, const struct tty_ctx *ctx)
+{
+	u_int	i;
+
+	tty_reset(tty);
+
+	tty_cursor_pane(tty, ctx, ctx->ocx, ctx->ocy);
+
+	if (tty_term_has(tty->term, TTYC_ECH))
+		tty_putcode1(tty, TTYC_ECH, ctx->num);
+	else {
+		for (i = 0; i < ctx->num; i++)
+			tty_putc(tty, ' ');
+	}
+}
+
 void
 tty_cmd_insertline(struct tty *tty, const struct tty_ctx *ctx)
 {
-- 
cgit