| 24 |
|
#include <unistd.h> |
| 25 |
|
|
| 26 |
|
int main(int argc, char **argv){ |
| 27 |
< |
|
| 27 |
> |
|
| 28 |
|
extern char *optarg; |
| 29 |
< |
extern int optind; |
| 30 |
< |
int c; |
| 29 |
> |
extern int optind; |
| 30 |
> |
int c; |
| 31 |
|
|
| 32 |
|
int delay = 1; |
| 33 |
|
cpu_percent_t *cpu_percent; |
| 34 |
|
|
| 35 |
< |
/* Throw away the first reading as thats averaged over the machines uptime */ |
| 36 |
< |
cpu_percent = cpu_percent_usage(); |
| 37 |
< |
|
| 38 |
< |
while ((c = getopt(argc, argv, "d:")) != EOF){ |
| 39 |
< |
switch (c){ |
| 40 |
< |
case 'd': |
| 41 |
< |
delay = atoi(optarg); |
| 42 |
< |
break; |
| 35 |
> |
while ((c = getopt(argc, argv, "d:")) != -1){ |
| 36 |
> |
switch (c){ |
| 37 |
> |
case 'd': |
| 38 |
> |
delay = atoi(optarg); |
| 39 |
> |
break; |
| 40 |
|
} |
| 41 |
|
} |
| 42 |
|
|
| 43 |
< |
/* Clear the screen ready for display the cpu usage */ |
| 44 |
< |
printf("\033[2J"); |
| 43 |
> |
/* Initialise statgrab */ |
| 44 |
> |
statgrab_init(); |
| 45 |
|
|
| 46 |
+ |
/* Throw away the first reading as thats averaged over the machines uptime */ |
| 47 |
+ |
cpu_percent = cpu_percent_usage(); |
| 48 |
+ |
|
| 49 |
+ |
/* Clear the screen ready for display the cpu usage */ |
| 50 |
+ |
printf("\033[2J"); |
| 51 |
+ |
|
| 52 |
|
while( (cpu_percent = cpu_percent_usage()) != NULL){ |
| 53 |
|
printf("\033[2;2H%-12s : %6.2f", "User CPU", cpu_percent->user); |
| 54 |
|
printf("\033[3;2H%-12s : %6.2f", "Kernel CPU", cpu_percent->kernel); |
| 62 |
|
|
| 63 |
|
exit(0); |
| 64 |
|
} |
| 62 |
– |
|
| 63 |
– |
|
| 64 |
– |
|
