#include <sched.h>

#define T(t) (t*)0;

#define F(t,n) {t *y = &x.;;}

#define C(n) switch(n){case n:;}

static void f()

{

#ifdef X_PS

T(pid_t)

#endif

T(time_t)

T(struct timespec)

{

struct sched_param x;

F(int,sched_priority)

F(int,sched_ss_low_priority)

F(struct timespec,sched_ss_repl_period)

F(struct timespec,sched_ss_init_budget)

F(int,sched_ss_max_repl)

}

C(SCHED_SPORADIC)

{int(*p)(void) = sched_yield;}

#if defined(X_PS) || defined(X_TPS)

C(SCHED_FIFO)

C(SCHED_RR)

C(SCHED_OTHER)

{int(*p)(int) = sched_get_priority_max;}

{int(*p)(int) = sched_get_priority_min;}

{int(*p)(pid_t,struct timespec*) = sched_rr_get_interval;}

#endif

#ifdef X_PS

{int(*p)(pid_t,struct sched_param*) = sched_getparam;}

{int(*p)(pid_t) = sched_getscheduler;}

{int(*p)(pid_t,const struct sched_param*) = sched_setparam;}

{int(*p)(pid_t,int,const struct sched_param*) = sched_setscheduler;}

#endif

}