[tex-live] Status of restricted \write18 and epstopdf conversion

Alexander Cherepanov cherepan at mccme.ru
Mon Oct 19 23:01:35 CEST 2009

Hi Akira!
On Tue, 20 Oct 2009 01:47:58 +0900, "Akira Kakuto" <kakuto at fuk.kindai.ac.jp> wrote:

>> > Please take a look at the screen output -- it shows "Pwned" twice.

>> Very strange!
>> I cannot reproduce your result.
>> Here all three lines are
>> !!! Error: Unknown option or too many input files
>> without printing "Pwned".
>> I'll investigate the problem.

> I've found the reason.


> I'm not using texlua as a wrapper of repstopdf etc., while TeX Live

BTW why wrappers around .bat files are needed in texlive?

> uses texlua.  texlua can set shellenabledp independently of
> texmf.cnf. I have found that luatex
> set shell escape enabled in texlua mode. The source is
>     if (lua_only)
>         shellenabledp = true;
> in luainit.c.
> Therefore in all commands called by TeX Live wrappers,
> shell escape is fully allowed!!

Well, I will leave it for others to assess.

Alexander Cherepanov

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