From a46904b68e5ee48e9bfd8a1da1e1c48c1aa4b63a Mon Sep 17 00:00:00 2001
From: juhosg <juhosg@3c298f89-4303-0410-b956-a3cf2f4a3e73>
Date: Fri, 23 Sep 2011 19:56:38 +0000
Subject: ar71xx: enable login only on the system console by default

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@28294 3c298f89-4303-0410-b956-a3cf2f4a3e73
---
 target/linux/ar71xx/base-files/etc/inittab         |  2 --
 .../etc/uci-defaults/inittab-console-fixup         | 25 ++++++++++++++++++++++
 2 files changed, 25 insertions(+), 2 deletions(-)
 create mode 100755 target/linux/ar71xx/base-files/etc/uci-defaults/inittab-console-fixup

diff --git a/target/linux/ar71xx/base-files/etc/inittab b/target/linux/ar71xx/base-files/etc/inittab
index af4bf80dc..17f829f6d 100644
--- a/target/linux/ar71xx/base-files/etc/inittab
+++ b/target/linux/ar71xx/base-files/etc/inittab
@@ -1,4 +1,2 @@
 ::sysinit:/etc/init.d/rcS S boot
 ::shutdown:/etc/init.d/rcS K shutdown
-ttyS0::askfirst:/bin/ash --login
-ttyATH0::askfirst:/bin/ash --login
diff --git a/target/linux/ar71xx/base-files/etc/uci-defaults/inittab-console-fixup b/target/linux/ar71xx/base-files/etc/uci-defaults/inittab-console-fixup
new file mode 100755
index 000000000..4836817be
--- /dev/null
+++ b/target/linux/ar71xx/base-files/etc/uci-defaults/inittab-console-fixup
@@ -0,0 +1,25 @@
+#!/bin/sh
+#
+# Copyright (C) 2011 OpenWrt.org
+#
+
+enable_console_login() {
+	local cons=$1
+	local initline="$cons::askfirst:/bin/ash --login"
+
+	grep -qs "^$initline" /etc/inittab || {
+		echo "$initline" >> /etc/inittab
+		sync
+		kill -HUP 1
+	}
+}
+
+inittab_console_fixup() {
+	for cons in ttyS0 ttyATH0; do
+		grep -qs "console=$cons" /proc/cmdline && {
+			enable_console_login $cons
+		}
+	done
+}
+
+inittab_console_fixup
-- 
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