+ /* create an action null only if there are no actions already on the condition, usefull if the host crashs */
+ if (xbt_fifo_size(cond->actions) ==0 ) {
+ act_sleep = SIMIX_action_sleep(SIMIX_host_self(), -1);
+ SIMIX_register_action_to_condition(act_sleep,cond);
+ SIMIX_register_condition_to_action(act_sleep,cond);
+ __SIMIX_cond_wait(cond);
+ xbt_fifo_pop(act_sleep->cond_list);
+ SIMIX_action_destroy(act_sleep);
+ }
+ else {
+ __SIMIX_cond_wait(cond);
+ }