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| author | Jozsef Kadlecsik <kadlec@netfilter.org> | 2021-06-26 23:06:20 +0200 |
|---|---|---|
| committer | Jozsef Kadlecsik <kadlec@netfilter.org> | 2021-06-26 23:06:20 +0200 |
| commit | 55923f521476a601feeea5ab3a12273ac2141441 (patch) | |
| tree | 9bb7939f15f03662a1fbccf97ddf777ead2df08c /configure.ac | |
| parent | 039125a8bd085706ca2868f028a3ad79ab8578a5 (diff) | |
Backport "netfilter: use nfnetlink_unicast()"
Backport patch "netfilter: use nfnetlink_unicast()" from
Pablo Neira Ayuso <pablo@netfilter.org>.
Signed-off-by: Jozsef Kadlecsik <kadlec@netfilter.org>
Diffstat (limited to 'configure.ac')
| -rw-r--r-- | configure.ac | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/configure.ac b/configure.ac index 60c0a6b..61f6adb 100644 --- a/configure.ac +++ b/configure.ac @@ -816,6 +816,26 @@ else AC_SUBST(HAVE_NFNL_CALLBACK_TYPE, undef) fi +AC_MSG_CHECKING([kernel source of handling -EAGAIN in nfnetlink_unicast]) +if test -f $ksourcedir/net/netfilter/nfnetlink.c && \ + $AWK '/nfnetlink_unicast\(/,/^}/' $ksourcedir/net/netfilter/nfnetlink.c | $GREP -q 'err == -EAGAIN'; then + AC_MSG_RESULT(yes) + AC_SUBST(HAVE_EAGAIN_IN_NFNETLINK_UNICAST, define) +else + AC_MSG_RESULT(no) + AC_SUBST(HAVE_EAGAIN_IN_NFNETLINK_UNICAST, undef) +fi + +AC_MSG_CHECKING([kernel source for nlmsg_unicast which returns zero in case of success]) +if test -f $ksourcedir/include/net/netlink.h && \ + $AWK '/static inline int nlmsg_unicast\(/,/^}/' $ksourcedir/include/net/netlink.h | $GREP -q 'err > 0'; then + AC_MSG_RESULT(yes) + AC_SUBST(HAVE_NLMSG_UNICAST, define) +else + AC_MSG_RESULT(no) + AC_SUBST(HAVE_NLMSG_UNICAST, undef) +fi + AC_MSG_CHECKING([kernel source for kvzalloc() in mm.h]) if test -f $ksourcedir/include/linux/mm.h && \ $GREP -q 'static inline void \*kvzalloc(' $ksourcedir/include/linux/mm.h; then |