[PATCH] shell script error management in ash (set of 6 patches)

[Denys Vlasenko]

Roberto, please send the patches as a series, not all in one email.
It's difficult to review them otherwise.

On Sat, Aug 14, 2021 at 6:15 PM Roberto A. Foglietta
<roberto.foglietta at gmail.com> wrote:
>
> Hi all,
>
>  I will send the whole six patches developed in these days with the test suite in a tarball.
>
> busybox-1.33.1-1of6-add-trap-ERR-to-ash.patch
> busybox-1.33.1-2of6-trap-ERR-fix-global-LINENO.patch
> busybox-1.33.1-3of6-set-E-error-trace-added.patch
> busybox-1.33.1-4of6-global-FUNCNAME.patch
> busybox-1.33.1-5of6-multiline-trap-LINENO-bugfix.patch
> busybox-1.33.1-6of6-when-FUNCNAME-is-null-bugfix.patch
>
>  The whole set enanches the shell script management in ash (compatible with bash)
>
>  Best regards,
> --
> Roberto A. Foglietta
> +39.349.33.30.697