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Dynamically load libsensors at runtime

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This commit is contained in:
Christian Göttsche
2020-12-01 13:59:19 +01:00
committed by BenBE
parent f7a8952933
commit b76eaf187a
11 changed files with 147 additions and 59 deletions
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46
linux/LinuxProcessList.c
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@ -53,8 +53,8 @@ in the source distribution for its full text.
#include <sys/sysmacros.h>
#endif
#ifdef HAVE_LIBSENSORS
#include <sensors/sensors.h>
#ifdef HAVE_SENSORS_SENSORS_H
#include "LibSensors.h"
#endif
@ -1794,41 +1794,7 @@ static void LinuxProcessList_scanCPUFrequency(LinuxProcessList* this) {
scanCPUFreqencyFromCPUinfo(this);
}
#ifdef HAVE_LIBSENSORS
static int getCPUTemperatures(CPUData* cpus, int cpuCount) {
int tempCount = 0;
int n = 0;
for (const sensors_chip_name *chip = sensors_get_detected_chips(NULL, &n); chip; chip = sensors_get_detected_chips(NULL, &n)) {
char buffer[32];
sensors_snprintf_chip_name(buffer, sizeof(buffer), chip);
if (!String_startsWith(buffer, "coretemp") && !String_startsWith(buffer, "cpu_thermal"))
continue;
int m = 0;
for (const sensors_feature *feature = sensors_get_features(chip, &m); feature; feature = sensors_get_features(chip, &m)) {
if (feature->type != SENSORS_FEATURE_TEMP)
continue;
if (feature->number > cpuCount)
continue;
const sensors_subfeature *sub_feature = sensors_get_subfeature(chip, feature, SENSORS_SUBFEATURE_TEMP_INPUT);
if (sub_feature) {
double temp;
int r = sensors_get_value(chip, sub_feature->number, &temp);
if (r != 0)
continue;
cpus[feature->number].temperature = temp;
tempCount++;
}
}
}
return tempCount;
}
#ifdef HAVE_SENSORS_SENSORS_H
static void LinuxProcessList_scanCPUTemperature(LinuxProcessList* this) {
const int cpuCount = this->super.cpuCount;
@ -1836,10 +1802,10 @@ static void LinuxProcessList_scanCPUTemperature(LinuxProcessList* this) {
this->cpus[i].temperature = NAN;
}
int r = getCPUTemperatures(this->cpus, cpuCount);
int r = LibSensors_getCPUTemperatures(this->cpus, cpuCount);
/* No temperature - nothing to do */
if (r == 0)
if (r <= 0)
return;
/* Only package temperature - copy to all cpus */
@ -1878,7 +1844,7 @@ void ProcessList_goThroughEntries(ProcessList* super, bool pauseProcessUpdate) {
LinuxProcessList_scanCPUFrequency(this);
}
#ifdef HAVE_LIBSENSORS
#ifdef HAVE_SENSORS_SENSORS_H
if (settings->showCPUTemperature)
LinuxProcessList_scanCPUTemperature(this);
#endif