61 lines
961 B
Go
61 lines
961 B
Go
//go:build !windows
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// +build !windows
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package externalcmd
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import (
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"fmt"
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"os"
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"os/exec"
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"syscall"
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"github.com/kballard/go-shellquote"
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)
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func (e *Cmd) runOSSpecific() error {
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cmdParts, err := shellquote.Split(e.cmdstr)
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if err != nil {
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return err
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}
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cmd := exec.Command(cmdParts[0], cmdParts[1:]...)
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cmd.Env = append([]string(nil), os.Environ()...)
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for key, val := range e.env {
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cmd.Env = append(cmd.Env, key+"="+val)
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}
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cmd.Stdout = os.Stdout
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cmd.Stderr = os.Stderr
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err = cmd.Start()
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if err != nil {
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return err
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}
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cmdDone := make(chan int)
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go func() {
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cmdDone <- func() int {
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err := cmd.Wait()
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if err == nil {
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return 0
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}
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ee, ok := err.(*exec.ExitError)
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if !ok {
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return 0
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}
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return ee.ExitCode()
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}()
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}()
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select {
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case <-e.terminate:
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syscall.Kill(cmd.Process.Pid, syscall.SIGINT)
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<-cmdDone
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return errTerminated
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case c := <-cmdDone:
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return fmt.Errorf("command returned code %d", c)
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}
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}
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