some fixes/cleanups for the init scripts

SVN-Revision: 2152

openwrt/package/base-files/default/etc/firewall.user

@@ -1,5 +1,7 @@
 #!/bin/sh
 . /etc/functions.sh
+. /etc/network.overrides
+[ "$FAILSAFE" != "true" -a -e /etc/config/network ] && . /etc/config/network
 
 WAN=$(nvram get wan_ifname)
 LAN=$(nvram get lan_ifname)

openwrt/package/base-files/default/etc/init.d/S50httpd

@@ -1,2 +1,2 @@
 #!/bin/sh
-[ -d /www ] && httpd -p 80 -h /www -r WRT54G Router
+[ -d /www ] && httpd -p 80 -h /www -r OpenWrt

openwrt/package/base-files/default/etc/preinit

@@ -7,7 +7,7 @@ insmod diag
 sleep 1
 if [ -f /proc/sys/reset ] && [ $(cat /proc/sys/reset) = 1 -o "$(nvram get failsafe)" = 1 ]; then
 	export FAILSAFE=true
-	[ "$(nvram get boot_wait)" != "on" ] && {
+	[ -x /usr/sbin/nvram -a "$(nvram get boot_wait)" != "on" ] && {
 		nvram set boot_wait=on
 		nvram commit
 	}

openwrt/package/base-files/default/sbin/mount_root

@@ -13,7 +13,7 @@ if [ "$1" != "failsafe" ]; then
 			mount -o remount,rw /dev/root /
 		fi
 	else
-		if [ -z "$(nvram get no_root_swap)" ]; then
+		if [ \! -x /usr/sbin/nvram -o -z "$(nvram get no_root_swap)" ]; then
 			mtd unlock OpenWrt
 			mount -t jffs2 /dev/mtdblock/4 /jffs
 			pivot_root /jffs /jffs/rom