On 21.07.21 01:45, Alvaro Herrera wrote:
> <screen>
> -<userinput>gunzip postgresql-&version;.tar.gz</userinput>
> -<userinput>tar xf postgresql-&version;.tar</userinput>
> +<userinput>tar xfa postgresql-&version;.tar.gz</userinput>
> </screen>
The "a" option only applies when creating a tar archive ("c" command).
So adding it here does nothing.