# -*- autoconf -*-
-# Copyright (c) 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016 Nicira, Inc.
+# Copyright (c) 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017 Nicira, Inc.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
AC_CONFIG_COMMANDS_PRE(
[if test "X$enable_Werror" = Xyes; then
OVS_CFLAGS="$OVS_CFLAGS -Werror"
- fi])])
+ fi])
+
+ # Unless --enable-Werror is specified, report but do not fail the build
+ # for errors reported by flake8.
+ if test "X$enable_Werror" = Xyes; then
+ FLAKE8_WERROR=
+ else
+ FLAKE8_WERROR=-
+ fi
+ AC_SUBST([FLAKE8_WERROR])])
dnl OVS_CHECK_LINUX
dnl
AC_MSG_RESULT([$kversion])
if test "$version" -ge 4; then
- if test "$version" = 4 && test "$patchlevel" -le 9; then
+ if test "$version" = 4 && test "$patchlevel" -le 13; then
: # Linux 4.x
else
- AC_ERROR([Linux kernel in $KBUILD is version $kversion, but version newer than 4.9.x is not supported (please refer to the FAQ for advice)])
+ AC_ERROR([Linux kernel in $KBUILD is version $kversion, but version newer than 4.13.x is not supported (please refer to the FAQ for advice)])
fi
elif test "$version" = 3 && test "$patchlevel" -ge 10; then
: # Linux 3.x
AM_CONDITIONAL(LINUX_ENABLED, test -n "$KBUILD")
])
+dnl OVS_CHECK_LINUX_TC
+dnl
+dnl Configure Linux tc compat.
+AC_DEFUN([OVS_CHECK_LINUX_TC], [
+ AC_COMPILE_IFELSE([
+ AC_LANG_PROGRAM([#include <linux/pkt_cls.h>], [
+ int x = TCA_FLOWER_KEY_IP_TTL_MASK;
+ ])],
+ [AC_DEFINE([HAVE_TCA_FLOWER_KEY_IP_TTL_MASK], [1],
+ [Define to 1 if TCA_FLOWER_KEY_IP_TTL_MASK is avaiable.])])
+
+ AC_COMPILE_IFELSE([
+ AC_LANG_PROGRAM([#include <linux/tc_act/tc_vlan.h>], [
+ int x = TCA_VLAN_PUSH_VLAN_PRIORITY;
+ ])],
+ [AC_DEFINE([HAVE_TCA_VLAN_PUSH_VLAN_PRIORITY], [1],
+ [Define to 1 if TCA_VLAN_PUSH_VLAN_PRIORITY is avaiable.])])
+
+ AC_COMPILE_IFELSE([
+ AC_LANG_PROGRAM([#include <linux/tc_act/tc_tunnel_key.h>], [
+ int x = TCA_TUNNEL_KEY_ENC_DST_PORT;
+ ])],
+ [AC_DEFINE([HAVE_TCA_TUNNEL_KEY_ENC_DST_PORT], [1],
+ [Define to 1 if TCA_TUNNEL_KEY_ENC_DST_PORT is avaiable.])])
+])
+
dnl OVS_CHECK_DPDK
dnl
dnl Configure DPDK source tree
case "$with_dpdk" in
yes)
DPDK_AUTO_DISCOVER="true"
- DPDK_INCLUDE="/usr/local/include/dpdk -I/usr/include/dpdk"
+ PKG_CHECK_MODULES([DPDK], [libdpdk],
+ [DPDK_INCLUDE="$DPDK_CFLAGS"],
+ [DPDK_INCLUDE="-I/usr/local/include/dpdk -I/usr/include/dpdk"])
;;
*)
DPDK_AUTO_DISCOVER="false"
- DPDK_INCLUDE="$with_dpdk/include"
+ DPDK_INCLUDE_PATH="$with_dpdk/include"
# If 'with_dpdk' is passed install directory, point to headers
# installed in $DESTDIR/$prefix/include/dpdk
- AC_CHECK_FILE([$DPDK_INCLUDE/rte_config.h], [],
- [AC_CHECK_FILE([$DPDK_INCLUDE/dpdk/rte_config.h],
- [DPDK_INCLUDE=$DPDK_INCLUDE/dpdk], [])])
+ if test -e "$DPDK_INCLUDE_PATH/rte_config.h"; then
+ DPDK_INCLUDE="-I$DPDK_INCLUDE_PATH"
+ elif test -e "$DPDK_INCLUDE_PATH/dpdk/rte_config.h"; then
+ DPDK_INCLUDE="-I$DPDK_INCLUDE_PATH/dpdk"
+ fi
DPDK_LIB_DIR="$with_dpdk/lib"
;;
esac
ovs_save_CFLAGS="$CFLAGS"
ovs_save_LDFLAGS="$LDFLAGS"
- CFLAGS="$CFLAGS -I$DPDK_INCLUDE"
+ CFLAGS="$CFLAGS $DPDK_INCLUDE"
if test "$DPDK_AUTO_DISCOVER" = "false"; then
LDFLAGS="$LDFLAGS -L${DPDK_LIB_DIR}"
fi
if test "$DPDK_AUTO_DISCOVER" = "false"; then
OVS_LDFLAGS="$OVS_LDFLAGS -L$DPDK_LIB_DIR"
fi
- OVS_CFLAGS="$OVS_CFLAGS -I$DPDK_INCLUDE"
+ OVS_CFLAGS="$OVS_CFLAGS $DPDK_INCLUDE"
OVS_ENABLE_OPTION([-mssse3])
# DPDK pmd drivers are not linked unless --whole-archive is used.
[OVS_GREP_IFELSE([$KSRC/include/net/dst_cache.h], [dst_cache],
[OVS_DEFINE([USE_UPSTREAM_TUNNEL])])])])
+ OVS_GREP_IFELSE([$KSRC/include/net/mpls.h], [mpls_hdr],
+ [OVS_DEFINE([MPLS_HEADER_IS_L3])])
OVS_GREP_IFELSE([$KSRC/include/linux/net.h], [sock_create_kern.*net],
[OVS_DEFINE([HAVE_SOCK_CREATE_KERN_NET])])
OVS_GREP_IFELSE([$KSRC/include/linux/netdevice.h], [ndo_fill_metadata_dst])
[OVS_DEFINE([HAVE_PCPU_SW_NETSTATS])])
OVS_GREP_IFELSE([$KSRC/include/linux/netdevice.h], [netif_needs_gso.*net_device],
[OVS_DEFINE([HAVE_NETIF_NEEDS_GSO_NETDEV])])
+ OVS_GREP_IFELSE([$KSRC/include/linux/netdevice.h], [skb_csum_hwoffload_help])
OVS_GREP_IFELSE([$KSRC/include/linux/netdevice.h], [udp_offload])
OVS_GREP_IFELSE([$KSRC/include/linux/netdevice.h], [udp_offload.*uoff],
[OVS_DEFINE([HAVE_UDP_OFFLOAD_ARG_UOFF])])
OVS_FIND_PARAM_IFELSE([$KSRC/include/linux/netdevice.h],
[netdev_master_upper_dev_link], [upper_priv],
[OVS_DEFINE([HAVE_NETDEV_MASTER_UPPER_DEV_LINK_PRIV])])
+ OVS_GREP_IFELSE([$KSRC/include/linux/netdevice.h],
+ [netdev_master_upper_dev_link_rh],
+ [OVS_DEFINE([HAVE_NETDEV_MASTER_UPPER_DEV_LINK_RH])])
+
+ OVS_FIND_FIELD_IFELSE([$KSRC/include/linux/netdevice.h], [net_device],
+ [max_mtu])
OVS_GREP_IFELSE([$KSRC/include/linux/netfilter.h], [nf_hook_state])
OVS_GREP_IFELSE([$KSRC/include/linux/netfilter.h], [nf_register_net_hook])
OVS_FIND_FIELD_IFELSE([$KSRC/include/linux/netfilter_ipv6.h], [nf_ipv6_ops],
[fragment.*sock], [OVS_DEFINE([HAVE_NF_IPV6_OPS_FRAGMENT])])
+ OVS_FIND_FIELD_IFELSE([$KSRC/include/net/netfilter/nf_conntrack.h],
+ [nf_conn], [struct timer_list[[ \t]]*timeout],
+ [OVS_DEFINE([HAVE_NF_CONN_TIMER])])
+ OVS_GREP_IFELSE([$KSRC/include/net/netfilter/nf_conntrack.h],
+ [nf_ct_delete(], [OVS_DEFINE([HAVE_NF_CT_DELETE])])
+
OVS_FIND_PARAM_IFELSE([$KSRC/include/net/netfilter/nf_conntrack.h],
[nf_ct_tmpl_alloc], [nf_conntrack_zone],
[OVS_DEFINE([HAVE_NF_CT_TMPL_ALLOC_TAKES_STRUCT_ZONE])])
OVS_FIND_PARAM_IFELSE([$KSRC/include/net/netfilter/nf_conntrack.h],
[nf_ct_get_tuplepr], [struct.net],
[OVS_DEFINE([HAVE_NF_CT_GET_TUPLEPR_TAKES_STRUCT_NET])])
+ OVS_GREP_IFELSE([$KSRC/include/net/netfilter/nf_conntrack.h],
+ [nf_ct_set])
+ OVS_GREP_IFELSE([$KSRC/include/net/netfilter/nf_conntrack.h],
+ [nf_ct_is_untracked])
OVS_GREP_IFELSE([$KSRC/include/net/netfilter/nf_conntrack_zones.h],
[nf_ct_zone_init])
OVS_GREP_IFELSE([$KSRC/include/net/netfilter/nf_conntrack_labels.h],
[OVS_DEFINE([HAVE_NF_CONNLABELS_GET_TAKES_BIT])])
OVS_FIND_FIELD_IFELSE([$KSRC/include/net/netfilter/nf_conntrack_labels.h],
[nf_conn_labels], [words])
- OVS_GREP_IFELSE([$KSRC/include/net/netfilter/ipv6/nf_defrag_ipv6.h],
- [nf_ct_frag6_consume_orig])
- OVS_GREP_IFELSE([$KSRC/include/net/netfilter/ipv6/nf_defrag_ipv6.h],
- [nf_ct_frag6_output])
OVS_GREP_IFELSE([$KSRC/include/net/netfilter/nf_nat.h], [nf_ct_nat_ext_add])
OVS_GREP_IFELSE([$KSRC/include/net/netfilter/nf_nat.h], [nf_nat_alloc_null_binding])
OVS_GREP_IFELSE([$KSRC/include/net/netfilter/nf_conntrack_seqadj.h], [nf_ct_seq_adjust])
[OVS_DEFINE([HAVE_L4_RXHASH])])
OVS_GREP_IFELSE([$KSRC/include/linux/skbuff.h], [skb_ensure_writable])
OVS_GREP_IFELSE([$KSRC/include/linux/skbuff.h], [skb_vlan_pop])
+ OVS_GREP_IFELSE([$KSRC/include/linux/skbuff.h], [__skb_vlan_pop])
OVS_GREP_IFELSE([$KSRC/include/linux/skbuff.h], [skb_vlan_push])
OVS_GREP_IFELSE([$KSRC/include/linux/skbuff.h], [skb_clear_hash_if_not_l4])
OVS_GREP_IFELSE([$KSRC/include/linux/skbuff.h], [skb_postpush_rcsum])
OVS_GREP_IFELSE([$KSRC/include/linux/skbuff.h], [lco_csum])
+ OVS_GREP_IFELSE([$KSRC/include/linux/skbuff.h], [skb_nfct])
+ OVS_GREP_IFELSE([$KSRC/include/linux/skbuff.h], [skb_put_zero])
OVS_GREP_IFELSE([$KSRC/include/linux/types.h], [bool],
[OVS_DEFINE([HAVE_BOOL_TYPE])])
OVS_GREP_IFELSE([$KSRC/include/net/netlink.h], [nla_is_last])
OVS_GREP_IFELSE([$KSRC/include/linux/netlink.h], [void.*netlink_set_err],
[OVS_DEFINE([HAVE_VOID_NETLINK_SET_ERR])])
+ OVS_FIND_PARAM_IFELSE([$KSRC/include/net/netlink.h],
+ [nla_parse], [netlink_ext_ack],
+ [OVS_DEFINE([HAVE_NETLINK_EXT_ACK])])
OVS_GREP_IFELSE([$KSRC/include/net/sctp/checksum.h], [sctp_compute_cksum])
OVS_GREP_IFELSE([$KSRC/include/linux/if_vlan.h], [__vlan_insert_tag])
OVS_GREP_IFELSE([$KSRC/include/linux/if_vlan.h], [vlan_get_protocol])
OVS_GREP_IFELSE([$KSRC/include/linux/if_vlan.h], [skb_vlan_tagged])
+ OVS_GREP_IFELSE([$KSRC/include/linux/if_vlan.h], [eth_type_vlan])
+
+ OVS_FIND_PARAM_IFELSE([$KSRC/include/net/dst_metadata.h],
+ [metadata_dst_alloc], [metadata_type])
OVS_GREP_IFELSE([$KSRC/include/linux/u64_stats_sync.h], [u64_stats_fetch_begin_irq])
OVS_FIND_PARAM_IFELSE([$KSRC/include/net/protocol.h],
[udp_add_offload], [net],
[OVS_DEFINE([HAVE_UDP_ADD_OFFLOAD_TAKES_NET])])
-
+ OVS_FIND_PARAM_IFELSE([$KSRC/include/net/netfilter/ipv6/nf_defrag_ipv6.h],
+ [nf_defrag_ipv6_enable], [net],
+ [OVS_DEFINE([HAVE_DEFRAG_ENABLE_TAKES_NET])])
+ OVS_GREP_IFELSE([$KSRC/include/net/genetlink.h], [family_list],
+ [OVS_DEFINE([HAVE_GENL_FAMILY_LIST])])
+ OVS_FIND_FIELD_IFELSE([$KSRC/include/linux/netdevice.h], [net_device],
+ [needs_free_netdev],
+ [OVS_DEFINE([HAVE_NEEDS_FREE_NETDEV])])
+ OVS_FIND_FIELD_IFELSE([$KSRC/include/net/vxlan.h], [vxlan_dev], [cfg],
+ [OVS_DEFINE([HAVE_VXLAN_DEV_CFG])])
+ OVS_GREP_IFELSE([$KSRC/include/net/netfilter/nf_conntrack_helper.h],
+ [nf_conntrack_helper_put],
+ [OVS_DEFINE(HAVE_NF_CONNTRACK_HELPER_PUT)])
+ OVS_GREP_IFELSE([$KSRC/include/linux/skbuff.h],[SKB_GSO_UDP],
+ [OVS_DEFINE([HAVE_SKB_GSO_UDP])])
+ OVS_GREP_IFELSE([$KSRC/include/net/dst.h],[DST_NOCACHE],
+ [OVS_DEFINE([HAVE_DST_NOCACHE])])
+ OVS_FIND_FIELD_IFELSE([$KSRC/include/net/rtnetlink.h], [rtnl_link_ops],
+ [extack],
+ [OVS_DEFINE([HAVE_EXT_ACK_IN_RTNL_LINKOPS])])
+ OVS_FIND_FIELD_IFELSE([$KSRC/include/linux/netfilter.h], [nf_hook_ops],
+ [list],
+ [OVS_DEFINE([HAVE_LIST_IN_NF_HOOK_OPS])])
if cmp -s datapath/linux/kcompat.h.new \
datapath/linux/kcompat.h >/dev/null 2>&1; then
;;
esac])
-dnl OVS_MAKE_HAS_IF([if-true], [if-false])
-dnl
-dnl Checks whether make has the GNU make $(if condition,then,else) extension.
-dnl Runs 'if-true' if so, 'if-false' otherwise.
-AC_DEFUN([OVS_CHECK_MAKE_IF],
- [AC_CACHE_CHECK(
- [whether ${MAKE-make} has GNU make \$(if) extension],
- [ovs_cv_gnu_make_if],
- [cat <<'EOF' > conftest.mk
-conftest.out:
- echo $(if x,y,z) > conftest.out
-.PHONY: all
-EOF
- rm -f conftest.out
- AS_ECHO(["$as_me:$LINENO: invoking ${MAKE-make} -f conftest.mk all:"]) >&AS_MESSAGE_LOG_FD 2>&1
- ${MAKE-make} -f conftest.mk conftest.out >&AS_MESSAGE_LOG_FD 2>&1
- AS_ECHO(["$as_me:$LINENO: conftest.out contains:"]) >&AS_MESSAGE_LOG_FD 2>&1
- cat conftest.out >&AS_MESSAGE_LOG_FD 2>&1
- result=`cat conftest.out`
- rm -f conftest.mk conftest.out
- if test "X$result" = "Xy"; then
- ovs_cv_gnu_make_if=yes
- else
- ovs_cv_gnu_make_if=no
- fi])])
-
-dnl OVS_CHECK_GNU_MAKE
-dnl
-dnl Checks whether make is GNU make (because Linux kernel Makefiles
-dnl only work with GNU make).
-AC_DEFUN([OVS_CHECK_GNU_MAKE],
- [AC_CACHE_CHECK(
- [whether ${MAKE-make} is GNU make],
- [ovs_cv_gnu_make],
- [rm -f conftest.out
- AS_ECHO(["$as_me:$LINENO: invoking ${MAKE-make} --version:"]) >&AS_MESSAGE_LOG_FD 2>&1
- ${MAKE-make} --version >conftest.out 2>&1
- cat conftest.out >&AS_MESSAGE_LOG_FD 2>&1
- result=`cat conftest.out`
- rm -f conftest.mk conftest.out
-
- case $result in # (
- GNU*) ovs_cv_gnu_make=yes ;; # (
- *) ovs_cv_gnu_make=no ;;
- esac])
- AM_CONDITIONAL([GNU_MAKE], [test $ovs_cv_gnu_make = yes])])
-
dnl OVS_CHECK_SPARSE_TARGET
dnl
dnl The "cgcc" script from "sparse" isn't very good at detecting the
dnl OVS_ENABLE_SPARSE
AC_DEFUN([OVS_ENABLE_SPARSE],
[AC_REQUIRE([OVS_CHECK_SPARSE_TARGET])
- AC_REQUIRE([OVS_CHECK_MAKE_IF])
AC_REQUIRE([OVS_SPARSE_EXTRA_INCLUDES])
: ${SPARSE=sparse}
AC_SUBST([SPARSE])
AC_CONFIG_COMMANDS_PRE(
- [if test $ovs_cv_gnu_make_if = yes; then
- CC='$(if $(C),env REAL_CC="'"$CC"'" CHECK="$(SPARSE) -I $(top_srcdir)/include/sparse $(SPARSEFLAGS) $(SPARSE_EXTRA_INCLUDES) " cgcc $(CGCCFLAGS),'"$CC"')'
- fi])])
+ [CC='$(if $(C),env REAL_CC="'"$CC"'" CHECK="$(SPARSE) -I $(top_srcdir)/include/sparse $(SPARSEFLAGS) $(SPARSE_EXTRA_INCLUDES) " cgcc $(CGCCFLAGS),'"$CC"')'])])
+
+dnl OVS_CTAGS_IDENTIFIERS
+dnl
+dnl ctags ignores symbols with extras identifiers. This builds a list of
+dnl specially handled identifiers to be ignored.
+AC_DEFUN([OVS_CTAGS_IDENTIFIERS],
+ AC_SUBST([OVS_CTAGS_IDENTIFIERS_LIST],
+ [`printf %s '-I "'; sed -n 's/^#define \(OVS_[A-Z_]\+\)(\.\.\.)$/\1+/p' ${srcdir}/include/openvswitch/compiler.h | tr \\\n ' ' ; printf '"'`] ))
dnl OVS_PTHREAD_SET_NAME
dnl