#include "xbt/log.h"
#include "xbt/swag.h"
#include "private.h"
+#define HAVE_RUBY /* HACK HACK */
+
+#ifdef HAVE_RUBY
+extern void SIMIX_ctx_ruby_factory_init(smx_context_factory_t *factory);
+#endif
XBT_LOG_NEW_DEFAULT_SUBCATEGORY(simix_context, simix, "Context switching mecanism");