X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=acinclude.m4;h=fdcdf4491f664d690c36961cb342a56b94c4e08f;hb=ec988646afe6aee6a63d6894a3e9b50f715d5941;hp=1509b2e1c17769408e42afee267d9bdd5cbff249;hpb=da4bbeb70a38a92e110ffc0b266b7482ba75bdfe;p=sliver-openvswitch.git

diff --git a/acinclude.m4 b/acinclude.m4
index 1509b2e1c..fdcdf4491 100644
--- a/acinclude.m4
+++ b/acinclude.m4
@@ -1,6 +1,6 @@
 # -*- autoconf -*-
 
-# Copyright (c) 2008, 2009, 2010, 2011, 2012, 2013 Nicira, Inc.
+# Copyright (c) 2008, 2009, 2010, 2011, 2012, 2013, 2014 Nicira, Inc.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
@@ -134,10 +134,10 @@ AC_DEFUN([OVS_CHECK_LINUX], [
     AC_MSG_RESULT([$kversion])
 
     if test "$version" -ge 3; then
-       if test "$version" = 3 && test "$patchlevel" -le 11; then
+       if test "$version" = 3 && test "$patchlevel" -le 13; then
           : # Linux 3.x
        else
-         AC_ERROR([Linux kernel in $KBUILD is version $kversion, but version newer than 3.11.x is not supported])
+         AC_ERROR([Linux kernel in $KBUILD is version $kversion, but version newer than 3.13.x is not supported (please refer to the FAQ for advice)])
        fi
     else
        if test "$version" -le 1 || test "$patchlevel" -le 5 || test "$sublevel" -le 31; then
@@ -157,6 +157,32 @@ AC_DEFUN([OVS_CHECK_LINUX], [
   AM_CONDITIONAL(LINUX_ENABLED, test -n "$KBUILD")
 ])
 
+dnl OVS_CHECK_DPDK
+dnl
+dnl Configure DPDK source tree
+AC_DEFUN([OVS_CHECK_DPDK], [
+  AC_ARG_WITH([dpdk],
+              [AC_HELP_STRING([--with-dpdk=/path/to/dpdk],
+                              [Specify the DPDP build directory])])
+
+  if test X"$with_dpdk" != X; then
+    RTE_SDK=$with_dpdk
+
+    DPDK_INCLUDE=$RTE_SDK/include
+    DPDK_LIB_DIR=$RTE_SDK/lib
+    DPDK_LIBS="$DPDK_LIB_DIR/libintel_dpdk.a"
+
+    LIBS="$DPDK_LIBS $LIBS"
+    CPPFLAGS="-I$DPDK_INCLUDE $CPPFLAGS"
+
+    AC_DEFINE([DPDK_NETDEV], [1], [System uses the DPDK module.])
+  else
+    RTE_SDK=
+  fi
+
+  AM_CONDITIONAL([DPDK_NETDEV], test -n "$RTE_SDK")
+])
+
 dnl OVS_GREP_IFELSE(FILE, REGEX, [IF-MATCH], [IF-NO-MATCH])
 dnl
 dnl Greps FILE for REGEX.  If it matches, runs IF-MATCH, otherwise IF-NO-MATCH.
@@ -233,6 +259,7 @@ AC_DEFUN([OVS_CHECK_LINUX_COMPAT], [
   OVS_GREP_IFELSE([$KSRC/include/linux/rcupdate.h], [rcu_read_lock_held], [],
                   [OVS_GREP_IFELSE([$KSRC/include/linux/rtnetlink.h],
                                    [rcu_read_lock_held])])
+  OVS_GREP_IFELSE([$KSRC/include/linux/rtnetlink.h], [lockdep_rtnl_is_held])
   
   # Check for the proto_data_valid member in struct sk_buff.  The [^@]
   # is necessary because some versions of this header remove the
@@ -261,6 +288,7 @@ AC_DEFUN([OVS_CHECK_LINUX_COMPAT], [
   OVS_GREP_IFELSE([$KSRC/include/linux/skbuff.h], [__skb_fill_page_desc])
   OVS_GREP_IFELSE([$KSRC/include/linux/skbuff.h], [skb_reset_mac_len])
   OVS_GREP_IFELSE([$KSRC/include/linux/skbuff.h], [skb_unclone])
+  OVS_GREP_IFELSE([$KSRC/include/linux/skbuff.h], [skb_orphan_frags])
 
   OVS_GREP_IFELSE([$KSRC/include/linux/types.h], [bool],
                   [OVS_DEFINE([HAVE_BOOL_TYPE])])
@@ -273,12 +301,15 @@ AC_DEFUN([OVS_CHECK_LINUX_COMPAT], [
   OVS_GREP_IFELSE([$KSRC/include/net/checksum.h], [csum_unfold])
 
   OVS_GREP_IFELSE([$KSRC/include/net/genetlink.h], [parallel_ops])
+  OVS_GREP_IFELSE([$KSRC/include/net/gre.h], [gre_cisco_register])
   OVS_GREP_IFELSE([$KSRC/include/net/netlink.h], [nla_get_be16])
   OVS_GREP_IFELSE([$KSRC/include/net/netlink.h], [nla_put_be16])
   OVS_GREP_IFELSE([$KSRC/include/net/netlink.h], [nla_put_be32])
   OVS_GREP_IFELSE([$KSRC/include/net/netlink.h], [nla_put_be64])
   OVS_GREP_IFELSE([$KSRC/include/net/netlink.h], [nla_find_nested])
 
+  OVS_GREP_IFELSE([$KSRC/include/net/sctp/checksum.h], [sctp_compute_cksum])
+
   OVS_GREP_IFELSE([$KSRC/include/linux/if_vlan.h], [ADD_ALL_VLANS_CMD],
                   [OVS_DEFINE([HAVE_VLAN_BUG_WORKAROUND])])
 
@@ -575,3 +606,18 @@ AC_DEFUN([OVS_CHECK_PTHREAD_SET_NAME],
 	  ;;
      esac
    fi])
+
+dnl OVS_CHECK_LINUX_HOST.
+dnl
+dnl Checks whether we're building for a Linux host, based on the presence of
+dnl the __linux__ preprocessor symbol, and sets up an Automake conditional
+dnl LINUX based on the result.
+AC_DEFUN([OVS_CHECK_LINUX_HOST],
+  [AC_CACHE_CHECK(
+     [whether __linux__ is defined],
+     [ovs_cv_linux],
+     [AC_COMPILE_IFELSE(
+        [AC_LANG_PROGRAM([enum { LINUX = __linux__};], [])],
+        [ovs_cv_linux=true],
+        [ovs_cv_linux=false])])
+   AM_CONDITIONAL([LINUX], [$ovs_cv_linux])])