update

main.go

@@ -0,0 +1,45 @@
+package main
+
+import (
+	"bufio"
+	"fmt"
+	"os/exec"
+	"sync"
+	"time"
+)
+
+func main() {
+	cmd := exec.Command("configui", "-p", "main.go")
+	out, _ := cmd.StdoutPipe()
+	stderr, _ := cmd.StderrPipe()
+	cmd.Start()
+	defer cmd.Process.Kill()
+	fmt.Println("start: ", cmd.Args, ", pid: ", cmd.Process.Pid)
+	<-time.After(time.Second * 1)
+	var outlock sync.Mutex
+	scanner := bufio.NewScanner(out)
+	go func() {
+		for {
+			<-time.After(time.Second)
+			fmt.Println("Usage: ", cmd.ProcessState.SysUsage())
+		}
+	}()
+	go func() {
+		for scanner.Scan() {
+			m := scanner.Text()
+			outlock.Lock()
+			fmt.Println(m)
+			outlock.Unlock()
+		}
+	}()
+	scannererr := bufio.NewScanner(stderr)
+	go func() {
+		for scannererr.Scan() {
+			m := scannererr.Text()
+			outlock.Lock()
+			fmt.Println(m)
+			outlock.Unlock()
+		}
+	}()
+	<-time.After(time.Second * 20)
+}