/************************** Action handling ************************************/
-XBT_PUBLIC(smx_action_t) SIMIX_action_communicate(smx_host_t sender,smx_host_t receiver, char *name,
+XBT_PUBLIC(smx_action_t) SIMIX_action_communicate(smx_host_t sender,smx_host_t receiver, const char *name,
double size, double rate);
XBT_PUBLIC(smx_action_t) SIMIX_action_execute(smx_host_t host,char *name, double amount);
XBT_PUBLIC(smx_action_t) SIMIX_action_sleep(smx_host_t host, double amount);