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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-28 09:00:29 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-28 09:00:29 +0000
commit52e25213825024b8bb446eb26b03bedc9d5c2103 (patch)
treeda70bf44b2423f6f8e9a070c063fed79d190b489 /LoadAverageMeter.c
parentInitial commit. (diff)
downloadhtop-upstream.tar.xz
htop-upstream.zip
Adding upstream version 3.2.2.upstream/3.2.2upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r--LoadAverageMeter.c134
1 files changed, 134 insertions, 0 deletions
diff --git a/LoadAverageMeter.c b/LoadAverageMeter.c
new file mode 100644
index 0000000..3fe3d90
--- /dev/null
+++ b/LoadAverageMeter.c
@@ -0,0 +1,134 @@
+/*
+htop - LoadAverageMeter.c
+(C) 2004-2011 Hisham H. Muhammad
+Released under the GNU GPLv2+, see the COPYING file
+in the source distribution for its full text.
+*/
+
+#include "LoadAverageMeter.h"
+
+#include "CRT.h"
+#include "Object.h"
+#include "Platform.h"
+#include "ProcessList.h"
+#include "RichString.h"
+#include "XUtils.h"
+
+
+static const int LoadAverageMeter_attributes[] = {
+ LOAD_AVERAGE_ONE,
+ LOAD_AVERAGE_FIVE,
+ LOAD_AVERAGE_FIFTEEN
+};
+
+static const int LoadMeter_attributes[] = {
+ LOAD
+};
+
+static const int OK_attributes[] = {
+ METER_VALUE_OK
+};
+
+static const int Medium_attributes[] = {
+ METER_VALUE_WARN
+};
+
+static const int High_attributes[] = {
+ METER_VALUE_ERROR
+};
+
+static void LoadAverageMeter_updateValues(Meter* this) {
+ Platform_getLoadAverage(&this->values[0], &this->values[1], &this->values[2]);
+
+ // only show bar for 1min value
+ this->curItems = 1;
+
+ // change bar color and total based on value
+ if (this->values[0] < 1.0) {
+ this->curAttributes = OK_attributes;
+ this->total = 1.0;
+ } else if (this->values[0] < this->pl->activeCPUs) {
+ this->curAttributes = Medium_attributes;
+ this->total = this->pl->activeCPUs;
+ } else {
+ this->curAttributes = High_attributes;
+ this->total = 2 * this->pl->activeCPUs;
+ }
+
+ xSnprintf(this->txtBuffer, sizeof(this->txtBuffer), "%.2f/%.2f/%.2f", this->values[0], this->values[1], this->values[2]);
+}
+
+static void LoadAverageMeter_display(const Object* cast, RichString* out) {
+ const Meter* this = (const Meter*)cast;
+ char buffer[20];
+ int len;
+
+ len = xSnprintf(buffer, sizeof(buffer), "%.2f ", this->values[0]);
+ RichString_appendnAscii(out, CRT_colors[LOAD_AVERAGE_ONE], buffer, len);
+ len = xSnprintf(buffer, sizeof(buffer), "%.2f ", this->values[1]);
+ RichString_appendnAscii(out, CRT_colors[LOAD_AVERAGE_FIVE], buffer, len);
+ len = xSnprintf(buffer, sizeof(buffer), "%.2f ", this->values[2]);
+ RichString_appendnAscii(out, CRT_colors[LOAD_AVERAGE_FIFTEEN], buffer, len);
+}
+
+static void LoadMeter_updateValues(Meter* this) {
+ double five, fifteen;
+ Platform_getLoadAverage(&this->values[0], &five, &fifteen);
+
+ // change bar color and total based on value
+ if (this->values[0] < 1.0) {
+ this->curAttributes = OK_attributes;
+ this->total = 1.0;
+ } else if (this->values[0] < this->pl->activeCPUs) {
+ this->curAttributes = Medium_attributes;
+ this->total = this->pl->activeCPUs;
+ } else {
+ this->curAttributes = High_attributes;
+ this->total = 2 * this->pl->activeCPUs;
+ }
+
+ xSnprintf(this->txtBuffer, sizeof(this->txtBuffer), "%.2f", this->values[0]);
+}
+
+static void LoadMeter_display(const Object* cast, RichString* out) {
+ const Meter* this = (const Meter*)cast;
+ char buffer[20];
+ int len;
+
+ len = xSnprintf(buffer, sizeof(buffer), "%.2f ", this->values[0]);
+ RichString_appendnAscii(out, CRT_colors[LOAD], buffer, len);
+}
+
+const MeterClass LoadAverageMeter_class = {
+ .super = {
+ .extends = Class(Meter),
+ .delete = Meter_delete,
+ .display = LoadAverageMeter_display,
+ },
+ .updateValues = LoadAverageMeter_updateValues,
+ .defaultMode = TEXT_METERMODE,
+ .maxItems = 3,
+ .total = 100.0,
+ .attributes = LoadAverageMeter_attributes,
+ .name = "LoadAverage",
+ .uiName = "Load average",
+ .description = "Load averages: 1 minute, 5 minutes, 15 minutes",
+ .caption = "Load average: "
+};
+
+const MeterClass LoadMeter_class = {
+ .super = {
+ .extends = Class(Meter),
+ .delete = Meter_delete,
+ .display = LoadMeter_display,
+ },
+ .updateValues = LoadMeter_updateValues,
+ .defaultMode = TEXT_METERMODE,
+ .maxItems = 1,
+ .total = 100.0,
+ .attributes = LoadMeter_attributes,
+ .name = "Load",
+ .uiName = "Load",
+ .description = "Load: average of ready processes in the last minute",
+ .caption = "Load: "
+};