void parameter on functions of arity 0

src/sched/process.h

@@ -27,12 +27,12 @@ struct process_t {
     struct process_t* next;
 };
 
-void process_init();
+void process_init(void);
 struct process_t* process_create(char* name, void(*function)(void*), void* arg);
 void process_add(struct process_t** processes_list, struct process_t* process);
 void process_delete(struct process_t** processes_list, struct process_t* process);
 struct process_t* process_get_next(struct process_t* process);
-void process_exit();
+void process_exit(void);
 
 void process_display_list(struct process_t* processes_list);
 

src/sched/scheduler.h

@@ -8,6 +8,6 @@
 #define SCHEDULER_H
 
 struct cpu_status_t* scheduler_schedule(struct cpu_status_t* context);
-void scheduler_init();
+void scheduler_init(void);
 
 #endif