Wouldn't the above also break for this?

    function unhash() { ... }

It would be nice if we could add a feature such that the "builtin"
identifier cannot be overloaded.

*Zach Riggle*


On Fri, Aug 12, 2022 at 1:43 PM Lawrence Velázquez <larryv@zsh.org> wrote:

> On Fri, Aug 12, 2022, at 3:57 AM, Stephane Chazelas wrote:
> > On 2022-08-12 08:12, Daniel Shahaf wrote:
> > [...]
> >> «unset 'functions[unfunction]'», provided (zsh/parameter is available
> >> and) someone hasn't created an unset() function as well.
> > [...]
> >
> > Or the standard "unset -f builtin"
> >
> > Or functions=()
> >
> > (or exec zsh -f)
> >
> > Or
> >
> > builtin() {
> >    echo my builtin wrapper
> >    set -o localoptions -o posixbuiltins
> >    command builtin "$@"
> > }
>
> Or ''unhash -f builtin''.
>
> I (perhaps overzealously) interpreted the original question as
> asking for a method that is impervious to interference from *any*
> function (and maybe alias?) definition.  But if you've broken your
> shell so hard that *none* of these suggestions works, then, as they
> say in the IRC channel, you get to keep the pieces.
>
> --
> vq
>