From d36ee8f0b67776cfbbbbe62f07d837c34dd20199 Mon Sep 17 00:00:00 2001
From: Love Hornquist Astrand <lha@h5l.org>
Date: Sat, 27 Nov 2010 19:51:26 -0800
Subject: [PATCH] add readline alternative

---
 kuser/kswitch.c | 16 +++++++++++++++-
 1 file changed, 15 insertions(+), 1 deletion(-)

diff --git a/kuser/kswitch.c b/kuser/kswitch.c
index 45305f07f..c6915f7bd 100644
--- a/kuser/kswitch.c
+++ b/kuser/kswitch.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2008 Kungliga Tekniska Högskolan
+ * Copyright (c) 2008 - 2010 Kungliga Tekniska Högskolan
  * (Royal Institute of Technology, Stockholm, Sweden).
  * All rights reserved.
  *
@@ -36,6 +36,20 @@
 
 #ifdef HAVE_READLINE
 char *readline(char *prompt);
+#else
+
+static char *
+readline(char *prompt)
+{
+    char buf[BUFSIZ];
+    printf ("%s", prompt);
+    fflush (stdout);
+    if(fgets(buf, sizeof(buf), stdin) == NULL)
+	return NULL;
+    buf[strcspn(buf, "\r\n")] = '\0';
+    return strdup(buf);
+}
+
 #endif
 
 /*