[luatex] Using libraries from luarocks
henrimenke at gmail.com
Mon Oct 8 09:15:09 CEST 2018
On 10/8/18 12:08 AM, Nils Pickert wrote:
> Hi all
> I would like to use a library installed by Luarocks with LuaLaTeX (this
> one: https://github.com/minoki/luaexif )
> As the wiki is currently not working for me and I am a complete Noob:
> how do I do this?
> LuaLateX does not find the library (because it seems to look in the
> texmf paths for it...), so I linked the .so file in the same folder as
> my main tex file.
> It is then found, but complains "Symbol not found: _lua_isinteger"
Typeset your document with luatex53. The LuaTeX 1.07 shipped with TeX
Live 2018 still uses Lua 5.2 which does not know about integers (all
numbers are doubles).
> My TeX File:
> local exif = require("exif")
> local data = exif.loadfile("DSCF0274.jpg")
> I am using MacTeX 2018, which has luatex 1.07.0 (TeX Live 2018)
> The library was installed with luarocks, luarocks itself from homebrew.
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