package main

/*
#ifndef _GNU_SOURCE
#define _GNU_SOURCE // SCHED_IDLE
#endif

#include <sched.h>

const struct sched_param param = { .sched_priority = 0 };
const int NIX_TOOL_SCHED_IDLE = SCHED_IDLE;
*/
import "C"

var (
	SCHED_IDLE = int(C.NIX_TOOL_SCHED_IDLE)
)

func schedSetPolicy(pid, policy int) error {
	r, err := C.sched_setscheduler(C.pid_t(pid), C.int(policy), &C.param)
	if r != 0 {
		return err
	}
	return nil
}