Re: name of cache used by mkiv and lmtx

[Aditya Mahajan <adityam@umich.edu>]

On Sun, 7 Apr 2019, Hans Hagen wrote:

> On 4/6/2019 8:49 PM, Aditya Mahajan wrote:
>> On Sat, 6 Apr 2019, Alan Braslau wrote:
>> 
>>> On Sat, 6 Apr 2019 13:46:57 -0400 (EDT)
>>> Aditya Mahajan <adityam@umich.edu> wrote:
>>> 
>>>> Is there a way to avoid that? I can, of course, set different values of
>>>> TEXMFCACHE for both distributions, but does it make sense to to use a
>>>> different hash (5fe67e...) for the two?
>>> 
>>> Why do you set TEXMFCACHE
>>> and not simply keep separate texmf-cache directories
>>> under your lmtx and mkiv CONTEXTROOT directories?
>> 
>> I install both mkiv and lmtx at /opt/... so that the installations can be 
>> shared by multiple users. TEXMFCACHE needs to be writable by the user, so 
>> the natural choice is to set TEXMFCACHE to $HOME/texmf-cache.
>
> We only make an engine distinction (luatex luajittex luametatex) in the 
> format file not in the cache and that is because the formats can differ but 
> in other places the suffix makes the difference
>
> doing that in the cache in possible but in the end i don't expect one 
> installation to have both engines because then we might that granularity in 
> more places

Ok.

> we have tma tmc (lua) tmb (jit) ... one option is to use tmd (or so) for 
> luametatex but for that we need to adapt some lua code

There is really no need to introduce more complexity into the code. As I 
said, it is straight forward for me to use different cache directories for 
mkiv and lmtx.

Thanks,
Aditya
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