From 10bdc84297efb85211908adaff7ba20f72275bdc Mon Sep 17 00:00:00 2001
From: sascha <sascha@nomad.localdomain>
Date: Tue, 16 Oct 2007 23:08:37 +0200
Subject: [PATCH] implement delete key in readline

---
 lib/readline.c | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/lib/readline.c b/lib/readline.c
index ce63bc29c..2cf90eca8 100644
--- a/lib/readline.c
+++ b/lib/readline.c
@@ -255,6 +255,18 @@ int readline(const char *prompt, char *buf, int len)
 				eol_num--;
 			}
 			break;
+		case KEY_DEL:
+			if (num < eol_num) {
+				wlen = eol_num - num;
+				memmove(&buf[num], &buf[num+1], wlen);
+				putnstr(buf + num, wlen);
+				getcmd_putch(' ');
+				do {
+					getcmd_putch(CTL_BACKSPACE);
+				} while (--wlen);
+				eol_num--;
+			}
+			break;
 		case KEY_UP:
 		case KEY_DOWN:
 		{