[NTG-context] mtxrun uses 'nil' for platform

Hans Hagen j.hagen at xs4all.nl
Mon Apr 16 10:47:32 CEST 2018


On 4/16/2018 6:08 AM, Vladimir Lomov wrote:
> Hello list,
> recent update of context suite (beta) changed something in the code of
> 'mtxrun' so now it shows me a warning:
>    ${CONTEXT}/bin/mtxrun:20683: attempt to concatenate a nil value (field 'platform')
> I didn't notice this warning earilier.
> 
> The line 20683 in 'mtxrun' is
>      local texos="texmf-"..os.platform
> 
> To check the return of 'os.platform' I made small lua script and run it
> as
>    mtxrun --script SCRIPT --platform=linux-64
> It returned 'nil nil'. Is this expected behavior?
> 
> % SCRIPT.lua
> ----------------------- 8< ------------------------
> local plat=os.platform
> local plat2=os.getenv("MTX_PLATFORM")
> print("platform = ", plat)
> print("platform2 = ", plat2)
> ----------------------- 8< ------------------------

it should be

         local platform     = os.getenv("MTX_PLATFORM") or ""



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