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zebra: handle RTF_CLONING removal from FreeBSD 8.0

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The RTF_CLONING flag has been removed in FreeBSD 8.0 with arp-v2 (see
http://svn.freebsd.org/viewvc/base/stable/8/UPDATING?view=markup),
since it no longer has any meaning. This patch checks if RTF_CLONING
exists before using it.
This commit is contained in:
David Ward 2009-12-03 21:43:11 +03:00 committed by Denis Ovsienko
parent 4a4bba04c7
commit e6f148e6e0
1 changed files with 7 additions and 0 deletions
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7
zebra/kernel_socket.c
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@ -173,7 +173,9 @@ static const struct message rtm_flag_str[] =
#ifdef RTF_MASK #ifdef RTF_MASK
{RTF_MASK, "MASK"}, {RTF_MASK, "MASK"},
#endif /* RTF_MASK */ #endif /* RTF_MASK */
#ifdef RTF_CLONING
{RTF_CLONING, "CLONING"}, {RTF_CLONING, "CLONING"},
#endif /* RTF_CLONING */
{RTF_XRESOLVE, "XRESOLVE"}, {RTF_XRESOLVE, "XRESOLVE"},
{RTF_LLINFO, "LLINFO"}, {RTF_LLINFO, "LLINFO"},
{RTF_STATIC, "STATIC"}, {RTF_STATIC, "STATIC"},
@ -999,9 +1001,14 @@ rtm_write (int message,
if (gate && message == RTM_ADD) if (gate && message == RTM_ADD)
msg.rtm.rtm_flags |= RTF_GATEWAY; msg.rtm.rtm_flags |= RTF_GATEWAY;
/* When RTF_CLONING is unavailable on BSD, should we set some
* other flag instead?
*/
#ifdef RTF_CLONING
if (! gate && message == RTM_ADD && ifp && if (! gate && message == RTM_ADD && ifp &&
(ifp->flags & IFF_POINTOPOINT) == 0) (ifp->flags & IFF_POINTOPOINT) == 0)
msg.rtm.rtm_flags |= RTF_CLONING; msg.rtm.rtm_flags |= RTF_CLONING;
#endif /* RTF_CLONING */
/* If no protocol specific gateway is specified, use link /* If no protocol specific gateway is specified, use link
address for gateway. */ address for gateway. */