[Toybox] new test failure on android

[enh]

On Fri, Jan 10, 2025 at 12:17 PM Rob Landley <rob at landley.net> wrote:
>
> On 1/10/25 09:19, enh wrote:
> > On Thu, Jan 9, 2025 at 5:41 PM Rob Landley <rob at landley.net> wrote:
> >> $ ./test abc '=~' a.c
> >> $ ./test abc =~ a.c
> >>
> >> Commit 2407a5f51b58 added support for "=~". Is your shell somehow
> >> expanding ~ maybe? (I thought that only happened when it was the first
> >> character of its word?)
> >
> > interesting you should say that because...
>
> Shenanigans in mksh was the main thing left to look at. And I went
> fairly thoroughly through this area implementing it myself.
>
>    https://landley.net/notes-2020.html#02-01-2020
>
> I don't remember if these are in sh.test or my sh-todo.txt but it's
> stuff I cared about getting right, none expand in bash:
>
>    echo ""~
>    echo ~"landley"
>    echo ~landle\y
>
> Aha! And I'm getting one wrong. Quote removal still needs to happen for
> ~"landley" it just happens _after_ tilde expansion fails...
>
> >>> 2|cheetah:/ # /system/bin/toybox test abc =~ a.c
> >>> test: too many arguments
> >>
> >> Try "echo abc =~ a.c" maybe?
> >>
> >>> 2|cheetah:/ # test abc =~ a.c
> >>> /system/bin/sh: test: =/: unexpected operator/operand
> >>> 2|cheetah:/ #
> >>
> >> Ok, not using the shell builtin. Huh.
> >
> > ...and look at the error: it says "test: =/: " implying that, yes, =~
> > has been turned into =/ by mksh.
>
> Commit c914983e3aee

still broken in the same way. i've tried various kinds of extra
escaping with no luck either...

> Rob