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28 lines
659 B
Go
28 lines
659 B
Go
package backend
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import (
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"os/exec"
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"syscall"
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"github.com/restic/restic/internal/errors"
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)
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// StartForeground runs cmd in the foreground, by temporarily switching to the
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// new process group created for cmd. The returned function `bg` switches back
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// to the previous process group.
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func StartForeground(cmd *exec.Cmd) (bg func() error, err error) {
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// run the command in it's own process group so that SIGINT
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// is not sent to it.
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cmd.SysProcAttr = &syscall.SysProcAttr{
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Setpgid: true,
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}
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// start the process
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err = cmd.Start()
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if err != nil {
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return nil, errors.Wrap(err, "cmd.Start")
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}
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bg = func() error { return nil }
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return bg, nil
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}
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