Fix testsuite on ancient GLib.

[gob-dx.git] / configure.ac

diff --git a/configure.ac b/configure.ac
index 89d0d855a3b16183ddb824618c9fb5f38f17a9e1..e190000a7c9ba004daeaf211ffa83b4e78f8c4bd 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -41,6 +41,24 @@ dnl Dependencies for test suite
 DX_LIB_GLIB2([], [gobject], [HAVE_GOBJECT=true], [HAVE_GOBJECT=false])
 AC_SUBST([HAVE_GOBJECT])
 
+AS_IF([$HAVE_GOBJECT],
+  [AC_CACHE_CHECK([whether libgobject supports private data members],
+    [dx_cv_libgobject_privates],
+[save_CFLAGS=$CFLAGS
+CFLAGS="$CFLAGS $LIBGOBJECT_CFLAGS"
+AC_COMPILE_IFELSE([AC_LANG_SOURCE(
+[#include <glib-object.h>
+#if defined(G_ADD_PRIVATE) || defined(G_TYPE_INSTANCE_GET_PRIVATE)
+#else
+DX_LIB_COMPILE_ERROR([private members not supported])
+#endif
+])], [dx_cv_libgobject_privates=yes], [dx_cv_libgobject_privates=no])
+CFLAGS=$save_CFLAGS])])
+
+AS_IF([test x"$dx_cv_libgobject_privates" = x"yes"],
+  [HAVE_GOBJECT_PRIVATES=true], [HAVE_GOBJECT_PRIVATES=false])
+AC_SUBST([HAVE_GOBJECT_PRIVATES])
+
 DX_LIB_GTK2([], [HAVE_GTK2=true], [HAVE_GTK2=false])
 AC_SUBST([HAVE_GTK2])