blob: ff06de0f8d1655a38abf95202c8550736404c88b (
plain) (
tree)
|
|
#define _GNU_SOURCE
#include <stdlib.h>
#include <sys/sysinfo.h>
int getloadavg(double *a, int n)
{
struct sysinfo si;
if (n <= 0) return n ? -1 : 0;
sysinfo(&si);
if (n > 3) n = 3;
for (int i=0; i<n; i++)
a[i] = 1.0/(1<<SI_LOAD_SHIFT) * si.loads[i];
return n;
}
|