/*
 * Compile: g++ aff.c -o aff
 */

#define __USE_GNU
#include <unistd.h>
#include <sched.h>
#include <stdio.h>

int main() {
	cpu_set_t mask;

	int NUM_PROCS = sysconf(_SC_NPROCESSORS_CONF);
	printf("cpus: %d\n", NUM_PROCS);

	CPU_ZERO(&mask);
	CPU_SET(0, &mask);
	int ret = sched_setaffinity(0, sizeof(mask), &mask);
	printf("sched_setaffinity said: %d\n", ret);
}