Fix temperatures on FreeBSD

src/widgets/temp_freebsd.go

@@ -0,0 +1,71 @@
+package widgets
+
+import (
+	"fmt"
+	"log"
+	"os/exec"
+	"strconv"
+	"strings"
+
+	"github.com/cjbassi/gotop/src/utils"
+)
+
+var sensorOIDS = map[string]string{
+	"dev.cpu.0.temperature":           "CPU 0 ",
+	"hw.acpi.thermal.tz0.temperature": "Thermal zone 0",
+}
+
+type sensorMeasurement struct {
+	name        string
+	temperature float64
+}
+
+func removeUnusedChars(s string) string {
+	s1 := strings.Replace(s, "C", "", 1)
+	s2 := strings.TrimSuffix(s1, "\n")
+	return s2
+}
+
+func refineOutput(output []byte) (float64, error) {
+	convertedOutput := utils.ConvertLocalizedString(removeUnusedChars(string(output)))
+	value, err := strconv.ParseFloat(convertedOutput, 64)
+	if err != nil {
+		return 0, err
+	}
+	return value, nil
+}
+
+func collectSensors() ([]sensorMeasurement, error) {
+	var measurements []sensorMeasurement
+	for k, v := range sensorOIDS {
+		output, err := exec.Command("sysctl", "-n", k).Output()
+		if err != nil {
+			return nil, fmt.Errorf("failed to execute 'sysctl' command: %v", err)
+		}
+
+		value, err := refineOutput(output)
+		if err != nil {
+			return nil, fmt.Errorf("failed to execute 'sysctl' command: %v", err)
+		}
+
+		measurements = append(measurements, sensorMeasurement{v, value})
+
+	}
+	return measurements, nil
+
+}
+
+func (self *TempWidget) update() {
+	sensors, err := collectSensors()
+	if err != nil {
+		log.Printf("error recieved from gopsutil: %v", err)
+	}
+	for _, sensor := range sensors {
+		switch self.TempScale {
+		case Fahrenheit:
+			self.Data[sensor.name] = utils.CelsiusToFahrenheit(int(sensor.temperature))
+		case Celcius:
+			self.Data[sensor.name] = int(sensor.temperature)
+		}
+	}
+}

src/widgets/temp_linux.go

@@ -1,5 +1,3 @@
-// +build linux freebsd
-
 package widgets
 
 import (