examples/udhcp/simple.script: add possibility to use modern "ip"
Script uses "ifconfig" only, not up-to-date so much.
This patch adds "ip" in condition if exists.
Signed-off-by: Jiří Prchal <jiri.prchal@aksignal.cz>
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
diff --git a/examples/udhcp/simple.script b/examples/udhcp/simple.script
index e4c1f2d..44aa46e 100755
--- a/examples/udhcp/simple.script
+++ b/examples/udhcp/simple.script
@@ -6,19 +6,31 @@
[ -n "$1" ] || { echo "Error: should be called from udhcpc"; exit 1; }
NETMASK=""
-[ -n "$subnet" ] && NETMASK="netmask $subnet"
+if command -v ip >/dev/null; then
+ [ -n "$subnet" ] && NETMASK="/$subnet"
+else
+ [ -n "$subnet" ] && NETMASK="netmask $subnet"
+fi
BROADCAST="broadcast +"
[ -n "$broadcast" ] && BROADCAST="broadcast $broadcast"
case "$1" in
deconfig)
echo "Setting IP address 0.0.0.0 on $interface"
- ifconfig $interface 0.0.0.0
+ if command -v ip >/dev/null; then
+ ip addr flush dev $interface
+ else
+ ifconfig $interface 0.0.0.0
+ fi
;;
renew|bound)
echo "Setting IP address $ip on $interface"
- ifconfig $interface $ip $NETMASK $BROADCAST
+ if command -v ip >/dev/null; then
+ ip addr add $ip$NETMASK $BROADCAST dev $interface
+ else
+ ifconfig $interface $ip $NETMASK $BROADCAST
+ fi
if [ -n "$router" ] ; then
echo "Deleting routers"