package main

import (
    "fmt"
    "os"
    "os/signal"
    "syscall"
)

func working() {
    fmt.Printf("working....\n")
}

func main() {
    sigs := make(chan os.Signal, 1)
    done := make(chan bool, 1)

    signal.Notify(sigs, os.Interrupt, syscall.SIGTERM)

    go func() {
        <-sigs
        done <- true
    }()

    go working()

    <-done
    fmt.Printf("exist\n")
}
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原文链接：https://blog.csdn.net/humanbeng/article/details/128836661