Golang-Get-exit-code

package main

import "os/exec"
import "log"
import "syscall"

func main() {
    cmd := exec.Command("git", "blub")

    if err := cmd.Start(); err != nil {
    log.Fatalf("cmd.Start: %v")
    }

    if err := cmd.Wait(); err != nil {
    if exiterr, ok := err.(*exec.ExitError); ok {
        // The program has exited with an exit code != 0

        // There is no plattform independent way to retrieve
        // the exit code, but the following will work on Unix
        if status, ok := exiterr.Sys().(syscall.WaitStatus); ok {
        log.Printf("Exit Status: %d", status.ExitStatus())
        }
    } else {
        log.Fatalf("cmd.Wait: %v", err)
    }
    }
}

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