X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=acinclude.m4;h=e37a316dffa97a99d069ed2bd0687f591deca7d9;hb=0a9126739bc5cd60d3666f4bd574217545001b06;hp=767414e604d1d4102ec604acdb38c1e14e39ba36;hpb=83f6c0502c67ea117c73d3bbb91f9b9e0e81bf87;p=openvswitch

diff --git a/acinclude.m4 b/acinclude.m4
index 767414e6..e37a316d 100644
--- a/acinclude.m4
+++ b/acinclude.m4
@@ -230,8 +230,9 @@ AC_DEFUN([OVS_CHECK_CC_OPTION],
 
 dnl OVS_ENABLE_OPTION([OPTION])
 dnl Check whether the given C compiler OPTION is accepted.
-dnl If so, add it to CFLAGS.
+dnl If so, add it to WARNING_FLAGS.
 dnl Example: OVS_ENABLE_OPTION([-Wdeclaration-after-statement])
 AC_DEFUN([OVS_ENABLE_OPTION], 
-  [OVS_CHECK_CC_OPTION([$1], [CFLAGS="$CFLAGS $1"])])
+  [OVS_CHECK_CC_OPTION([$1], [WARNING_FLAGS="$WARNING_FLAGS $1"])
+   AC_SUBST([WARNING_FLAGS])])
 dnl ----------------------------------------------------------------------