1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
|
/* $Id$ */
#include <stdio.h>
#include <string.h>
#include "osdep.h"
#if defined( __FreeBSD__) || defined(_BSD_SOURCE)
#include <stdlib.h>
int
cpuload(char *str)
{
double l[3] = {-1, -1, -1};
if (getloadavg(l, 3) != 3)
l[0] = -1;
if (str) {
if (l[0] != -1)
sprintf(str, " %.2f %.2f %.2f", l[0], l[1], l[2]);
else
strcpy(str, " (unknown) ");
}
return (int)l[0];
}
#elif defined(__linux__)
int
cpuload(char *str)
{
double l[3] = {-1, -1, -1};
FILE *fp;
if ((fp = fopen("/proc/loadavg", "r"))) {
if (fscanf(fp, "%lf %lf %lf", &l[0], &l[1], &l[2]) != 3)
l[0] = -1;
fclose(fp);
}
if (str) {
if (l[0] != -1)
sprintf(str, " %.2f %.2f %.2f", l[0], l[1], l[2]);
else
strcpy(str, " (unknown) ");
}
return (int)l[0];
}
#else
int
cpuload(char *str)
{
strcpy(str, " (unknown) ");
return -1;
}
#endif
|
