Bug#683943: luatex: fontconfig overridden by OSFONTDIR in default settings
Reuben Thomas <email@example.com> writes:
> On 19 August 2012 20:43, Frank Kuester <firstname.lastname@example.org> wrote:
>> As far as I read the text quoted above, OSFONTDIR is _not_ meant for
>> this. It is meant to access fonts outside the TEXMF trees, and if an
>> engine has a better way to achieve this, I don't see how this engine
>> should require the variable to be unset.
> I would be very happy with this interpretation; I was trying, to see
> things from the implementors' point of view. In particular it seems
> logical to me that a TeX mechanism (OSFONTDIR kpathsea variable)
> should override a platform/build-specific mechanism (fontconfig).
Why override? Why not simply add an other possibility?
> The behaviour I've described is how it currently works (or at least,
> seems to),
... in luatex...
> and that in itself is something not to change lightly.
> to how it is intended to work, given the lack of authoritative
> documentation, I can only suggest you consult the source code (for
> comments) or failing that its author(s)/maintainer(s).
Since this seems to be something that affects many engines, I'd rather
ask on the texlive or tex-k lists first.