SG_BEGIN_DECL()
+/* Initialization of the simulation world. Do not call them in RL.
+ Indeed, do not call them at all. Let gras_stub_generator do it for you. */
+void gras_global_init(int *argc, char **argv);
+void gras_create_environment(const char *file);
+void gras_function_register(const char *name, xbt_main_func_t code);
+void gras_launch_application(const char *file);
+void gras_clean(void);
+void gras_main(void);
+
+
/** @addtogroup GRAS_virtu
* @brief System call abstraction layer.
*
