build: properly pass CPP and CXX flags in HOST_MAKE_VARS

Signed-off-by: Jo-Philipp Wich <jo@mein.io>

diff --git a/include/host-build.mk b/include/host-build.mk
index c54ee3755cfa6cb547694ad4f44a265e08440b38..70bf6e5a399615edb91edfae3c43a93504d7b5d8 100644 (file)
--- a/include/host-build.mk
+++ b/include/host-build.mk
@@ -69,7 +69,8 @@ HOST_CONFIGURE_ARGS = \
 
 HOST_MAKE_VARS = \
        CFLAGS="$(HOST_CFLAGS)" \
-       CXXFLAGS="$(HOST_CPPFLAGS)" \
+       CPPFLAGS="$(HOST_CPPFLAGS)" \
+       CXXFLAGS="$(HOST_CXXFLAGS)" \
        LDFLAGS="$(HOST_LDFLAGS)"
 
 HOST_MAKE_FLAGS =