| 29 |
|
#include <sys/sysinfo.h> |
| 30 |
|
#include <string.h> |
| 31 |
|
#endif |
| 32 |
+ |
#ifdef LINUX |
| 33 |
+ |
#include <stdio.h> |
| 34 |
+ |
#endif |
| 35 |
|
|
| 36 |
|
static cpu_states_t cpu_now; |
| 37 |
|
static int cpu_now_uninit=1; |
| 41 |
|
#ifdef SOLARIS |
| 42 |
|
kstat_ctl_t *kc; |
| 43 |
|
kstat_t *ksp; |
| 44 |
< |
cpu_stat_t cs; |
| 45 |
< |
|
| 44 |
> |
cpu_stat_t cs; |
| 45 |
> |
#endif |
| 46 |
> |
#ifdef LINUX |
| 47 |
> |
FILE *f; |
| 48 |
> |
#endif |
| 49 |
> |
|
| 50 |
|
cpu_now.user=0; |
| 51 |
+ |
/* Not stored in linux */ |
| 52 |
|
cpu_now.iowait=0; |
| 53 |
|
cpu_now.kernel=0; |
| 54 |
|
cpu_now.idle=0; |
| 55 |
+ |
/* Not stored in linux */ |
| 56 |
|
cpu_now.swap=0; |
| 57 |
|
cpu_now.total=0; |
| 58 |
|
/* Not stored in solaris */ |
| 59 |
|
cpu_now.nice=0; |
| 60 |
|
|
| 61 |
+ |
#ifdef SOLARIS |
| 62 |
|
if ((kc = kstat_open()) == NULL) { |
| 63 |
|
return NULL; |
| 64 |
|
} |
| 75 |
|
} |
| 76 |
|
|
| 77 |
|
cpu_now.total=cpu_now.user+cpu_now.iowait+cpu_now.kernel+cpu_now.idle+cpu_now.swap; |
| 78 |
< |
cpu_now_uninit=0; |
| 69 |
< |
|
| 78 |
> |
|
| 79 |
|
kstat_close(kc); |
| 80 |
|
#endif |
| 81 |
+ |
#ifdef LINUX |
| 82 |
+ |
if ((f=fopen("/proc/stat", "r" ))==NULL) { |
| 83 |
+ |
return NULL; |
| 84 |
+ |
} |
| 85 |
+ |
/* The very first line should be cpu */ |
| 86 |
+ |
if((fscanf(f, "cpu %lld %lld %lld %lld", \ |
| 87 |
+ |
&cpu_now.user, \ |
| 88 |
+ |
&cpu_now.nice, \ |
| 89 |
+ |
&cpu_now.kernel, \ |
| 90 |
+ |
&cpu_now.idle)) != 4){ |
| 91 |
+ |
return NULL; |
| 92 |
+ |
} |
| 93 |
|
|
| 94 |
+ |
fclose(f); |
| 95 |
+ |
|
| 96 |
+ |
cpu_now.total=cpu_now.user+cpu_now.nice+cpu_now.kernel+cpu_now.idle; |
| 97 |
+ |
#endif |
| 98 |
+ |
|
| 99 |
|
cpu_now.systime=time(NULL); |
| 100 |
+ |
cpu_now_uninit=0; |
| 101 |
+ |
|
| 102 |
|
|
| 103 |
|
return &cpu_now; |
| 104 |
|
} |
