configure: add configure option to disable building brcompat

[sliver-openvswitch.git] / m4 / openvswitch.m4

diff --git a/m4/openvswitch.m4 b/m4/openvswitch.m4
index 9b2a5ba..d4f8fa6 100644 (file)
--- a/m4/openvswitch.m4
+++ b/m4/openvswitch.m4
@@ -354,3 +354,23 @@ AC_DEFUN([OVS_CHECK_GROFF],
        ovs_cv_groff=no
      fi])
    AM_CONDITIONAL([HAVE_GROFF], [test "$ovs_cv_groff" = yes])])
+
+dnl Checks for --disable-brcompat and undefines BUILD_BRCOMPAT if it is specified.
+AC_DEFUN([OVS_CHECK_BRCOMPAT],
+  [AC_ARG_ENABLE(
+     [brcompat],
+     [AC_HELP_STRING([--disable-brcompat],
+                     [Disable building brcompat])],
+     [case "${enableval}" in
+        (yes) brcompat=true ;;
+        (no)  brcompat=false ;;
+        (*) AC_MSG_ERROR([bad value ${enableval} for --enable-brcompat]) ;;
+      esac],
+     [brcompat=true])
+   if test x$brcompat = xtrue; then
+      BUILD_BRCOMPAT=yes
+   else
+      BUILD_BRCOMPAT=""
+   fi
+   AC_SUBST([BUILD_BRCOMPAT])
+   AM_CONDITIONAL([BUILD_BRCOMPAT], [test x$brcompat = xtrue])])