Re: $var not expanded in ${x?$var}

[Bart Schaefer <schaefer@xxxxxxxxxxxxxxxx>]

On Wed, Feb 21, 2024 at 11:45 AM Stephane Chazelas
<stephane@xxxxxxxxxxxx> wrote:
>
> 2024-02-20 20:44:47 -0800, Bart Schaefer:
> [...]
> > +         case 'S':
> > +             str = va_arg(ap, const char *);
> > +             fprintf(file, "%s", str);
> > +             break;
> [...]
>
> I suspect there's something wrong with that as it could not
> possibly work for ${var?$'\0'}.

What would you expect it to do?  You can't have it both raw and not
raw.  With the patch applied:

% : ${var?$'\0oopsie'}
zsh: var: ? oopsie

Might try running that through valgrind later, not presently on a
machine that has valgrind.