X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=acinclude.m4;h=cabe7d3a74cafee3f4a175d854c183646372916f;hb=2158888d8d8f3b4c00dcf979390a19fa7fcf7942;hp=e074c7d47ebb0cb006ae9aa1cefe917a8cf11a9d;hpb=49c36903d6d65bed96cba31f05534510a21a68d7;p=sliver-openvswitch.git diff --git a/acinclude.m4 b/acinclude.m4 index e074c7d47..cabe7d3a7 100644 --- a/acinclude.m4 +++ b/acinclude.m4 @@ -1,6 +1,6 @@ # -*- autoconf -*- -# Copyright (c) 2008, 2009 Nicira Networks. +# Copyright (c) 2008, 2009, 2010 Nicira Networks. # # Licensed under the Apache License, Version 2.0 (the "License"); # you may not use this file except in compliance with the License. @@ -24,6 +24,10 @@ AC_DEFUN([OVS_CHECK_LINUX26], [ [KBUILD26="$withval"], [KBUILD26=])dnl if test -n "$KBUILD26"; then KBUILD26=`eval echo "$KBUILD26"` + case $KBUILD26 in + /*) ;; + *) KBUILD26=`pwd`/$KBUILD26 ;; + esac # The build directory is what the user provided. # Make sure that it exists. @@ -42,7 +46,14 @@ AC_DEFUN([OVS_CHECK_LINUX26], [ AC_MSG_CHECKING([for Linux 2.6 source directory]) KSRC26=$KBUILD26 if test ! -e $KSRC26/include/linux/kernel.h; then - KSRC26=`(cd $KBUILD26 && pwd -P) | sed 's,-[[^-]]*$,-common,'` + case `echo "$KBUILD26" | sed 's,/*$,,'` in # ( + */build) + KSRC26=`echo "$KBUILD26" | sed 's,/build/*$,/source,'` + ;; # ( + *) + KSRC26=`(cd $KBUILD26 && pwd -P) | sed 's,-[[^-]]*$,-common,'` + ;; + esac if test ! -e $KSRC26/include/linux/kernel.h; then AC_MSG_ERROR([cannot find source directory]) fi @@ -63,8 +74,9 @@ AC_DEFUN([OVS_CHECK_LINUX26], [ AC_ERROR([Linux kernel in build tree $KBUILD26 (source tree $KSRC26) is not version 2.6]) fi fi - if ! test -e "$KBUILD26"/include/linux/version.h || \ - ! test -e "$KBUILD26"/include/linux/autoconf.h; then + if test ! -e "$KBUILD26"/include/linux/version.h || \ + (test ! -e "$KBUILD26"/include/linux/autoconf.h && \ + test ! -e "$KBUILD26"/include/generated/autoconf.h); then AC_MSG_ERROR([Linux kernel source in $KBUILD26 is not configured]) fi OVS_CHECK_LINUX26_COMPAT @@ -101,16 +113,6 @@ AC_DEFUN([OVS_DEFINE], [ echo '#define $1 1' >> datapath/linux-2.6/kcompat.h.new ]) -AC_DEFUN([OVS_CHECK_VETH], [ - AC_MSG_CHECKING([whether to build veth module]) - if test "$sublevel" = 18; then - AC_MSG_RESULT([yes]) - AC_SUBST([BUILD_VETH], 1) - else - AC_MSG_RESULT([no]) - fi -]) - AC_DEFUN([OVS_CHECK_LOG2_H], [ AC_MSG_CHECKING([for $KSRC26/include/linux/log2.h]) if test -e $KSRC26/include/linux/log2.h; then @@ -129,21 +131,18 @@ AC_DEFUN([OVS_CHECK_LINUX26_COMPAT], [ rm -f datapath/linux-2.6/kcompat.h.new mkdir -p datapath/linux-2.6 : > datapath/linux-2.6/kcompat.h.new - OVS_GREP_IFELSE([$KSRC26/include/linux/skbuff.h], [skb_transport_header], - [OVS_DEFINE([HAVE_SKBUFF_HEADER_HELPERS])]) - OVS_GREP_IFELSE([$KSRC26/include/linux/skbuff.h], [raw], - [OVS_DEFINE([HAVE_MAC_RAW])]) - OVS_GREP_IFELSE([$KSRC26/include/linux/skbuff.h], - [skb_copy_from_linear_data_offset], - [OVS_DEFINE([HAVE_SKB_COPY_FROM_LINEAR_DATA_OFFSET])]) - OVS_GREP_IFELSE([$KSRC26/include/net/netlink.h], [NLA_NUL_STRING], - [OVS_DEFINE([HAVE_NLA_NUL_STRING])]) + OVS_GREP_IFELSE([$KSRC26/include/linux/err.h], [ERR_CAST], [OVS_DEFINE([HAVE_ERR_CAST])]) - OVS_GREP_IFELSE([$KSRC26/include/net/checksum.h], [csum_unfold], - [OVS_DEFINE([HAVE_CSUM_UNFOLD])]) - OVS_GREP_IFELSE([$KSRC26/include/linux/skbuff.h], [skb_cow], - [OVS_DEFINE([HAVE_SKB_COW])]) + + OVS_GREP_IFELSE([$KSRC26/include/linux/in.h], [ipv4_is_multicast], + [OVS_DEFINE([HAVE_IPV4_IS_MULTICAST])]) + + OVS_GREP_IFELSE([$KSRC26/include/linux/netdevice.h], [dev_disable_lro], + [OVS_DEFINE([HAVE_DEV_DISABLE_LRO])]) + OVS_GREP_IFELSE([$KSRC26/include/linux/netdevice.h], [dev_get_stats], + [OVS_DEFINE([HAVE_DEV_GET_STATS])]) + # Check for the proto_data_valid member in struct sk_buff. The [^@] # is necessary because some versions of this header remove the # member but retain the kerneldoc comment that describes it (which @@ -151,8 +150,36 @@ AC_DEFUN([OVS_CHECK_LINUX26_COMPAT], [ # quoting rules. OVS_GREP_IFELSE([$KSRC26/include/linux/skbuff.h], [[[^@]]proto_data_valid], [OVS_DEFINE([HAVE_PROTO_DATA_VALID])]) + OVS_GREP_IFELSE([$KSRC26/include/linux/skbuff.h], [raw], + [OVS_DEFINE([HAVE_MAC_RAW])]) + OVS_GREP_IFELSE([$KSRC26/include/linux/skbuff.h], [skb_dst(], + [OVS_DEFINE([HAVE_SKB_DST_ACCESSOR_FUNCS])]) + OVS_GREP_IFELSE([$KSRC26/include/linux/skbuff.h], + [skb_copy_from_linear_data_offset], + [OVS_DEFINE([HAVE_SKB_COPY_FROM_LINEAR_DATA_OFFSET])]) + OVS_GREP_IFELSE([$KSRC26/include/linux/skbuff.h], [skb_cow], + [OVS_DEFINE([HAVE_SKB_COW])]) + OVS_GREP_IFELSE([$KSRC26/include/linux/skbuff.h], [skb_transport_header], + [OVS_DEFINE([HAVE_SKBUFF_HEADER_HELPERS])]) + OVS_GREP_IFELSE([$KSRC26/include/linux/skbuff.h], [skb_warn_if_lro], + [OVS_DEFINE([HAVE_SKB_WARN_LRO])]) + + OVS_GREP_IFELSE([$KSRC26/include/linux/string.h $KSRC26/include/linux/slab.h], + [kmemdup], [OVS_DEFINE([HAVE_KMEMDUP])]) + + OVS_GREP_IFELSE([$KSRC26/include/linux/types.h], [bool], + [OVS_DEFINE([HAVE_BOOL_TYPE])]) + + OVS_GREP_IFELSE([$KSRC26/include/net/checksum.h], [csum_unfold], + [OVS_DEFINE([HAVE_CSUM_UNFOLD])]) + + OVS_GREP_IFELSE([$KSRC26/include/net/netlink.h], [NLA_NUL_STRING], + [OVS_DEFINE([HAVE_NLA_NUL_STRING])]) + OVS_GREP_IFELSE([$KSRC26/include/net/netlink.h], [nla_get_be16], + [OVS_DEFINE([HAVE_NLA_GET_BE16])]) + OVS_CHECK_LOG2_H - OVS_CHECK_VETH + if cmp -s datapath/linux-2.6/kcompat.h.new \ datapath/linux-2.6/kcompat.h >/dev/null 2>&1; then rm datapath/linux-2.6/kcompat.h.new @@ -191,6 +218,7 @@ AC_DEFUN([OVS_CHECK_STRTOK_R], char *token1, *token2; token1 = strtok_r(string, ":", &save_ptr); token2 = strtok_r(NULL, ":", &save_ptr); + freopen ("/dev/null", "w", stdout); printf ("%s %s\n", token1, token2); return 0; ]])],