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// +build freebsd linux darwin
package widgets
import (
"os/exec"
"strconv"
"strings"
)
func (self *Proc) update() {
processes := Processes()
// have to iterate like this in order to actually change the value
for i, _ := range processes {
processes[i].CPU /= self.cpuCount
}
self.ungroupedProcs = processes
self.groupedProcs = Group(processes)
self.Sort()
}
func Processes() []Process {
output, _ := exec.Command("ps", "--no-headers", "-axo", "pid,comm,pcpu,pmem,args").Output()
strOutput := strings.TrimSpace(string(output))
processes := []Process{}
for _, line := range strings.Split(strOutput, "\n") {
split := strings.Fields(line)
pid, _ := strconv.Atoi(split[0])
cpu, _ := strconv.ParseFloat(split[2], 64)
mem, _ := strconv.ParseFloat(split[3], 64)
process := Process{
PID: pid,
Command: split[1],
CPU: cpu,
Mem: mem,
Args: strings.Join(split[4:], " "),
}
processes = append(processes, process)
}
return processes
}
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