On Wed, Apr 20, 2022 at 6:16 PM Dean Schulze <dean.w.schu...@gmail.com>
wrote:
> I need to execute this tar command
>
> *tar xzf dir1/dir2/somefile.tgz --directory=dir1/dir2/*
>
> from within a Go program. I've verified that it works from the command
> line. I've tried using
>
>
> *argStr := "xzf dir1/dir2/somefile.tgz --directory=dir1/dir2/"output, err
> := exec.Command("tar", argStr).Output()*
>
You need to pass the args separately, not as one string:
output, err := exec.Command("tar", "xzf", "dir1/dir2/somefile.tgz",
"--directory=dir1/dir2/").Output()
I also tend to set `cmd.Stderr = os.Stderr` to make sure I see error
messages, when executing commands.
>
>
> but it returns an error code of 2 with no other output indicating what is
> wrong.
>
> Using exec.Command(name, arg) is always a guessing game as to what the
> command name should be and what the argument should be. How do I execute
> this tar command from within Go?
>
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