Tar version being used

[Jonathan Wakely]

On Mon, 27 Jul 2020 at 12:34, Jonathan Wakely <jwakely.gcc@gmail.com> wrote:
>
> On Mon, 27 Jul 2020 at 11:59, CHIGOT, CLEMENT via Gcc <gcc@gcc.gnu.org> wrote:
> >
> > Hi everyone,
> >
> > I'm wondering if someone knows which tar version / configuration was being used when creating gcc-10.2.0 tarballs ?
>
> GNU tar 1.30, I think.

I've been informed that the tarball isn't necessarily created on the
gcc.gnu.org server, and so it could be using a different version of
tar. The 1.30 version was indeed used for GCC 10.1.0 though/

The advice about using GNU tar still holds though ...

>
> >
> > I'm getting some directory checksum errors while trying to unpack it with the AIX tar (which can be a bit old). But they are disappearing when I'm building these tarballs on Ubuntu-18.04, even with the last tar version 1.32.
>
> https://gcc.gnu.org/install/prerequisites.html says:
>
> "GNU tar version 1.14 (or later)
> Necessary (only on some platforms) to untar the source code. Many
> systems’ tar programs will also work, only try GNU tar if you have
> problems."
>
>
> > Note that gcc-10.1.0 doesn't have these problems, so maybe something have changed since.
>
> I think it's the same version of GNU tar on the same system.