[LyX/master] Improve LaTeX version checking

[Jean-Marc Lasgouttes]

Le 08/01/2023 à 19:49, Jean-Marc Lasgouttes a écrit :
> For some reason (maybe because I am in C++11 mode) the eatLine() does 
> not grab the potential second part of the line, but the package name in 
> the next line.

OK, ignore that. It turns out I had an old version of chkconfig.ltx in 
my ~/.lyx directory (don't ask why, I do not know). It produced a 
packages.lst file without trailing space, whence the issue.


I am still interested in the thing below, though (and in the 'magic' use 
of \@parse at command in chkconfig.ltx).

JMarc

>> +bool LaTeXPackages::isAvailableAtLeastFrom(string const & name,
>> +                       int const y, int const m, int const d)
>> +{
> 
> Is there a reason why we need that instead of comparing dates as string? 
> Something like
>      if (package_date >= "2015/09/01") {
>          [...]