Dear Aditya,

> Le 5 sept. 2023 à 04:21, Aditya Mahajan <adityam@umich.edu> a écrit :
> 
> On Mon, 4 Sep 2023, Fabrice L wrote:
> 
>> Dear list,
>> 
>> I have a problem with tikzCalendar on a recent installation. This minimal example :
>> 
>> 8< ————————
>> 
>> \usemodule[tikz]
>> \usetikzlibrary[calendar]
>> 
>> \starttext
>> This should works:
>> \blank
>> \tikz  \calendar[dates=2000-01-01 to 2000-01-31,week list];
>> \blank
>> but this does not !
>> \stoptext
>> 
>> 8< ————————
>> 
>> should work, but does not. The problem seems to be here:
>> 
>> open source     > level 2, order 61, name 'tikzlibrarycalendar.code.tex'
>> modules         > 'pgfcalendar' is not found
>> close source    > level 2, order 61, name ‘tikzlibrarycalendar.code.tex'
>> 
>> The file « tikzlibrarycalendar.code.tex » is read, but the file « pgfcalendar » seems missing. I have reinstall a new standalone version of ConTeXt, with all the modules (with the new script from ConTeXt Garden), but nothing works. 
> 
> Here is what is going on:
> 
> `tikzlibrarycalendar.code.tex` contains the line:
> 
>  \pgfutil@usemodule{pgfcalendar}
> 
> In `generic/pgf/utilities/pgfutil-context.def`, \pgfutil@usemodule is defined as:
> 
>  \def\pgfutil@usemodule#1{\usemodule[#1]}
> 
> which is supposed to load the file `plain/pgf/utilities/pgfcalendar.tex` which just a wrapper to load `pgfcalendar.code.tex`:
> 
> 
>    \edef\pgfcalendaratcode{\the\catcode`\@}
>    \catcode`\@=11
> 
>    \input pgfrcs.tex
>    \input pgfcalendar.code.tex
> 
>    \catcode`\@=\pgfcalendaratcode
> 
>    \endinput
> 
> Now, the reason that this is not working is that the new module installer for tikz removes all the files from `tex/plain`. It appears that tikz is at fault here. If the file `pgfcalendar.tex` is supposed to used by both plain and context, then it should be in `tex/generic` directory rather than `tex/plain` directory. 
> 
> However, moving the file to `tex/generic` will not fix the issue directly loading the above `pgfcalendar.code.tex` in context is surely going to fail because of the manual catcode changes that are being done by pgfcalendar. 
> 
> So, I propose that we add a file `m-tikz-pgfcalendar.tex` as a wrapper around `pgfcalendar.code.tex` and in `m-tikz.mk(xl|iv)` add
> 
> 
>  \definefilesynonym [pgfcalendar]      [tikz-pgfcalendar]
> 
> 
> I am attaching `m-tikz-calendar` which causes the original example to compile (provided one adds the definefilesynonym before calling \usetikzlibrary[calendar]). Can you please test if other features of pgfcalendar are working with this file.
> 

This is working, thanks ! I tested some features of the calendar, and everything seems in order. I will continue today to work on this (a course syllabus).

> Aditya

Thanks again, you are a life saver ! 
Fabrice.