ClickHouse/base/glibc-compatibility/musl/sched_cpucount.c
2020-02-14 17:48:30 +03:00

12 lines
251 B
C

#define _GNU_SOURCE
#include <sched.h>
int __sched_cpucount(size_t size, const cpu_set_t *set)
{
size_t i, j, cnt=0;
const unsigned char *p = (const void *)set;
for (i=0; i<size; i++) for (j=0; j<8; j++)
if (p[i] & (1<<j)) cnt++;
return cnt;
}