mirror of https://github.com/xzeldon/htop.git
64 lines
1.5 KiB
C
64 lines
1.5 KiB
C
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/*
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htop
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(C) 2004-2006 Hisham H. Muhammad
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Released under the GNU GPL, see the COPYING file
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in the source distribution for its full text.
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*/
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#include "LoadMeter.h"
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#include "Meter.h"
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#include "ProcessList.h"
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#include "debug.h"
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/*{
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typedef struct LoadMeter_ LoadMeter;
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struct LoadMeter_ {
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Meter super;
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ProcessList* pl;
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};
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}*/
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LoadMeter* LoadMeter_new() {
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LoadMeter* this = malloc(sizeof(LoadMeter));
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Meter_init((Meter*)this, String_copy("Load"), String_copy("Load: "), 1);
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((Meter*)this)->attributes[0] = LOAD;
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((Meter*)this)->setValues = LoadMeter_setValues;
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((Object*)this)->display = LoadMeter_display;
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Meter_setMode((Meter*)this, GRAPH);
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((Meter*)this)->total = 1.0;
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return this;
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}
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/* private */
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void LoadMeter_scan(double* one, double* five, double* fifteen) {
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int activeProcs, totalProcs, lastProc;
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FILE *fd = fopen(PROCDIR "/loadavg", "r");
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int read = fscanf(fd, "%lf %lf %lf %d/%d %d", one, five, fifteen,
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&activeProcs, &totalProcs, &lastProc);
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(void) read;
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assert(read == 6);
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fclose(fd);
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}
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void LoadMeter_setValues(Meter* cast) {
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double five, fifteen;
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LoadMeter_scan(&cast->values[0], &five, &fifteen);
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if (cast->values[0] > cast->total) {
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cast->total = cast->values[0];
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}
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snprintf(cast->displayBuffer.c, 7, "%.2f", cast->values[0]);
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}
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void LoadMeter_display(Object* cast, RichString* out) {
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LoadMeter* this = (LoadMeter*)cast;
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char buffer[20];
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RichString_prune(out);
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sprintf(buffer, "%.2f ", ((Meter*)this)->values[0]);
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RichString_append(out, CRT_colors[LOAD], buffer);
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}
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