PATCH iproute2] catch iptables interface changes

[Jamal Hadi Salim <jhs@mojatatu.com>]

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Thanks to Jan for this suggestion.
Hopefully this would ease some of the pain.

cheers,
jamal

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commit ba9b18dbcad853e22ea2b8ecf87d53ef2f6cf58c
Author: Jamal Hadi Salim <jhs@mojatatu.com>
Date:   Sun Apr 28 07:41:47 2013 -0400

    Detect future iptable changes interfaces earlier in the dev
    cycles. Hopefully someone is going to complain about such breakage
    and we'll get the fix in sooner.
    
    Signed-off-by: Jamal Hadi Salim <jhs@mojatatu.com>

diff --git a/tc/m_xt.c b/tc/m_xt.c
index 3edf520..b266337 100644
--- a/tc/m_xt.c
+++ b/tc/m_xt.c
@@ -129,6 +129,10 @@ static int parse_ipt(struct action_util *a,int *argc_p,
 	__u32 hook = 0, index = 0;
 	struct option *opts = NULL;
 
+#if (XTABLES_VERSION_CODE > 7)
+#error Someone call the guy who changed xtables ver 7 and \
+	make him fix it^W^W^W^W say you need help.
+#endif
 	xtables_init_all(&tcipt_globals, NFPROTO_IPV4);
 	set_lib_dir();