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
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
|
/*
htop - CPUMeter.c
(C) 2004-2006 Hisham H. Muhammad
Released under the GNU GPL, see the COPYING file
in the source distribution for its full text.
*/
#include "CPUMeter.h"
#include "Meter.h"
#include "ProcessList.h"
#include <stdlib.h>
#include <curses.h>
#include <string.h>
#include <math.h>
#include "debug.h"
#include <assert.h>
/*{
typedef struct CPUMeter_ CPUMeter;
struct CPUMeter_ {
Meter super;
ProcessList* pl;
int processor;
};
}*/
#ifndef MIN
#define MIN(a,b) ((a)<(b)?(a):(b))
#endif
#ifndef MAX
#define MAX(a,b) ((a)>(b)?(a):(b))
#endif
CPUMeter* CPUMeter_new(ProcessList* pl, int processor) {
CPUMeter* this = malloc(sizeof(CPUMeter));
char* caption;
if (pl->processorCount == 1 || processor == 0) {
caption = String_copy("CPU");
} else {
caption = (char*) malloc(4);
sprintf(caption, "%-3d", processor);
}
Meter_init((Meter*)this, NULL, caption, 3);
((Meter*)this)->name = malloc(20);
sprintf(((Meter*)this)->name, "CPU(%d)", processor);
((Meter*)this)->attributes[0] = CPU_NICE;
((Meter*)this)->attributes[1] = CPU_NORMAL;
((Meter*)this)->attributes[2] = CPU_KERNEL;
((Meter*)this)->setValues = CPUMeter_setValues;
((Object*)this)->display = CPUMeter_display;
((Meter*)this)->total = 1.0;
Meter_setMode((Meter*)this, BAR);
this->processor = processor;
this->pl = pl;
return this;
}
void CPUMeter_setValues(Meter* cast) {
CPUMeter* this = (CPUMeter*)cast;
cast->values[0] = this->pl->nicePeriod[this->processor] / (double)this->pl->totalPeriod[this->processor];
cast->values[1] = this->pl->userPeriod[this->processor] / (double)this->pl->totalPeriod[this->processor];
cast->values[2] = this->pl->systemPeriod[this->processor] / (double)this->pl->totalPeriod[this->processor];
double cpu = MIN(100.0, MAX(0.0, (cast->values[0]+cast->values[1]+cast->values[2])*100.0 ));
snprintf(cast->displayBuffer.c, 7, "%5.1f%%", cpu );
}
void CPUMeter_display(Object* cast, RichString* out) {
char buffer[50];
Meter* this = (Meter*)cast;
RichString_prune(out);
sprintf(buffer, "%5.1f%% ", this->values[1] * 100.0);
RichString_append(out, CRT_colors[METER_TEXT], ":");
RichString_append(out, CRT_colors[CPU_NORMAL], buffer);
sprintf(buffer, "%5.1f%% ", this->values[2] * 100.0);
RichString_append(out, CRT_colors[METER_TEXT], "sys:");
RichString_append(out, CRT_colors[CPU_KERNEL], buffer);
sprintf(buffer, "%5.1f%% ", this->values[0] * 100.0);
RichString_append(out, CRT_colors[METER_TEXT], "low:");
RichString_append(out, CRT_colors[CPU_NICE], buffer);
}
|