[texdoc] nonstandard arg parsing

[Manuel Pégourié-Gonnard]

Karl Berry a écrit :
>     unless the LuaTeX devs decide to include it.
> 
> From everything I have heard, I think that is well outside anything
> Roberto wants to add to the Lua core.
> 
Ok.

>     didn't event know that POSIX said anything about command-line options)
> 
> Yes, and it specifies that -iw generally means -i -w :).
> 
Not so surprisingly :-)

> What POSIX doesn't say anything about are --long-options.
> 
Those are mainly a GNU thing, right?

> Getopt::Long has many options and features we don't need.  But we need
> the basic functionality of the original GNU getopt_long.
> 
Ok.

> I certainly agree with Reinhard that it's not a trivial project to
> implement a getopt_long in pure Lua.  But that is what is needed.  If
> someone else has written it, great.  If not, seems like it should not be
> *that* hard.  Of course, all of us are already so overloaded ...
> 
Yep. If I have time (maybe in a few month) and nobody did it before, I
think I could enjoy doing it.

Manuel.