* The number of processors currently online (available).
*/
/* * - _SC_NPROCESSORS_CONF * The number of processors configured. * * - _SC_NPROCESSORS_ONLN * The number of processors currently online (available). */ #include #include
int main() { int cpu_num; cpu_num = sysconf(_SC_NPROCESSORS_CONF); printf("_SC_NPROCESSORS_CONF=%d\n",cpu_num);