[Buildroot] [PATCH/next v1] package/ifupdown-scripts: send udhcpc to background in case lease is not obtained

[Peter Korsgaard]

>>>>> "Peter" == Peter Seiderer <ps.report at gmx.net> writes:

 > - Add the 'udhcpc_opts -b' option to /etc/network/interfaces for the
 >   system dhcp configured interface. With this option ('-b: background if
 >   lease is not obtained') the udhcpc keeps running in case the initial
 >   dhcp requests are not answered immediately.

 > Signed-off-by: Peter Seiderer <ps.report at gmx.net>
 > ---
 >  package/ifupdown-scripts/ifupdown-scripts.mk | 1 +
 >  1 file changed, 1 insertion(+)

 > diff --git a/package/ifupdown-scripts/ifupdown-scripts.mk b/package/ifupdown-scripts/ifupdown-scripts.mk
 > index 5ef032142c..d3135b18b6 100644
 > --- a/package/ifupdown-scripts/ifupdown-scripts.mk
 > +++ b/package/ifupdown-scripts/ifupdown-scripts.mk
 > @@ -28,6 +28,7 @@ define IFUPDOWN_SCRIPTS_DHCP
 >  		echo "  pre-up /etc/network/nfs_check"; \
 >  		echo "  wait-delay 15"; \
 >  		echo "  hostname \$$(hostname)"; \
 > +		echo "  udhcpc_opts -b"; \

Wouldn't it make more sense to change the value of
CONFIG_IFUPDOWN_UDHCPC_CMD_OPTIONS in our default busybox.config instead
of hardcoding it here?

Does this still do the right thing for the fallback to IPv4LL addressing
if avahi-autoipd is enabled?

-- 
Bye, Peter Korsgaard