new file mode 100644

@@ -0,0 +1,9 @@

+#include <Rdefines.h>

+#include "include/Rtreemix_patch.h"

+

+void _Rtreemix_exit(int status)

+{

+    Rf_error

+        ("internal: mtreemix invoked 'exit(%d)'; see warnings() and restart R",

+         status);

+}