[tex-live] Strange update this morning

[Herbert Schulz]

On Mar 16, 2013, at 1:02 PM, Herbert Schulz <herbs at wideopenwest.com> wrote:

> 
> On Mar 16, 2013, at 12:21 PM, Robert Alessi <alessi at robertalessi.net> wrote:
> 
>> Hi,
>> 
>> On Wed, Mar 13, 2013 at 07:45:14AM +0100, Denis Bitouzé wrote:
>>> Hi,
>>> 
>>> this morning, the TL update looked rather strange (look at the final revision number,
>>> 29349, the same for all the packages):
>>> 
>> 
>> Since I updated this morning, I can't anymore compile even a minimal
>> XeLaTeX like this one:
>> 
>> -----
>> \documentclass{article}
>> 
>> \usepackage{fontspec}
>> 
>> \begin{document}
>> 
>> Hello world!
>> 
>> \end{document}
>> -----
>> 
>> The log reads as follows:
>> 
>> -----
>> (/usr/local/texlive/2012/texmf-dist/tex/latex/fontspec/fontspec.cfg
>> ! Undefined control sequence.
>> <argument> \c_keys_code_root_tl 
>>                               fontspec/Ligatures/Historical
>> l.8 ...tureoption{Ligatures}{Historic}{Historical}
>> 
>> ?
>> -----
>> 
>> Is anybody experiencing the same error after having fetched this
>> update?
>> 
>> -- 
>> Robert
>> 
> 
> 
> Howdy,
> 
> The recnt update to expl3 & friends has changed the names of some commands. Will robertson know about the problem and is working on a fix. Until then add the lines
> 
> % temp fix for fontspec & unicode-math
> \usepackage{expl3}
> \ExplSyntaxOn
> \providecommand{\tl_length:n}[1]{\tl_count:n{#1}}
> \providecommand{\chk_if_free_cs:N}[1]{\__chk_if_free_cs:N{#1}}
> \ExplSyntaxOff
> % temp fix for fontspec & unicode-math
> 
> before the \usepackage{fontspec} (and \usepackage{unicode-math}) and the file will typeset.
> 
> Good Luck,
> 
> Herb Schulz
> (herbs at wideopenwest dot com)
> 
> 
> 

Good Luck,

Herb Schulz
(herbs at wideopenwest dot com)