This patch adds build support for libvirt checking for certain contents
of /usr/include/linux/if_link.h to see whether macvtap support is
compilable on that system. One can disable macvtap support in libvirt
via --without-macvtap passed to configure.
Signed-off-by: Stefan Berger <stefanb@xxxxxxxxxx>
Index: libvirt/src/Makefile.am
===================================================================
--- libvirt.orig/src/Makefile.am
+++ libvirt/src/Makefile.am
@@ -55,6 +55,7 @@ UTIL_SOURCES = \
util/ebtables.c util/ebtables.h \
util/json.c util/json.h \
util/logging.c util/logging.h \
+ util/macvtap.c util/macvtap.h \
util/memory.c util/memory.h \
util/pci.c util/pci.h \
util/processinfo.c util/processinfo.h \
@@ -784,12 +785,15 @@ if WITH_LINUX
USED_SYM_FILES += libvirt_linux.syms
endif
+USED_SYM_FILES += libvirt_macvtap.syms
+
EXTRA_DIST += \
libvirt_public.syms \
libvirt_private.syms \
libvirt_driver_modules.syms \
libvirt_bridge.syms \
- libvirt_linux.syms
+ libvirt_linux.syms \
+ libvirt_macvtap.syms
BUILT_SOURCES = libvirt.syms
Index: libvirt/src/libvirt_macvtap.syms
===================================================================
--- /dev/null
+++ libvirt/src/libvirt_macvtap.syms
@@ -0,0 +1,5 @@
+#
+
+# macvtap.h
+openMacvtapTap;
+delMacvtapByMACAddress;
Index: libvirt/configure.ac
===================================================================
--- libvirt.orig/configure.ac
+++ libvirt/configure.ac
@@ -1827,6 +1827,25 @@ AC_ARG_WITH([qemu-group],
AC_DEFINE_UNQUOTED([QEMU_USER], ["$QEMU_USER"], [QEMU user account])
AC_DEFINE_UNQUOTED([QEMU_GROUP], ["$QEMU_GROUP"], [QEMU group account])
+
+AC_ARG_WITH([macvtap],
+ AC_HELP_STRING([--with-macvtap],[enable macvtap device @<:@default=check@:>@]),
+ [with_macvtap=${withval}],
+ [with_macvtap=check])
+
+if test "$with_macvtap" != "no" ; then
+ AC_DEFINE_UNQUOTED([WITH_MACVTAP], 1, [whether macvtap support is enabled])
+ AC_TRY_COMPILE([ #include <linux/if_link.h> ],
+ [ int x = MACVLAN_MODE_BRIDGE; ],
+ [ with_macvtap=yes ],
+ [ if test "$with_macvtap" = "yes" ; then
+ AC_MSG_ERROR([Installed linux headers don't show support for macvtap device.])
+ fi
+ with_macvtap=no ])
+fi
+AM_CONDITIONAL([WITH_MACVTAP], [test "$with_macvtap" = "yes"])
+
+
# Only COPYING.LIB is under version control, yet COPYING
# is included as part of the distribution tarball.
# Copy one to the other, but only if this is a srcdir-build.
@@ -1878,6 +1897,7 @@ AC_MSG_NOTICE([ Remote: $with_remote])
AC_MSG_NOTICE([ Network: $with_network])
AC_MSG_NOTICE([Libvirtd: $with_libvirtd])
AC_MSG_NOTICE([ netcf: $with_netcf])
+AC_MSG_NOTICE([ macvtap: $with_macvtap])
AC_MSG_NOTICE([])
AC_MSG_NOTICE([Storage Drivers])
AC_MSG_NOTICE([])
--
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