#include "simdag/datatypes.h"
#include "surf/surf.h"
-#define SD_CHECK_INIT_DONE() xbt_assert0(sd_global != NULL, "Call SD_init() first")
+#define SD_INITIALISED() (sd_global != NULL)
+#define SD_CHECK_INIT_DONE() xbt_assert0(SD_INITIALISED(), "Call SD_init() first")
/* Global variables */