DOKK / manpages / debian 11 / tex-common / update-language.8.en
UPDATE-LANGUAGE(8) System Administration Utilities UPDATE-LANGUAGE(8)

update-language - generate hyphenation configuration for TeX engines

update-language(-dat,-def,-lua) [OPTIONS ...]

Generate hyphenation configuration files language.dat, .def, .dat.lua

When called as update-language, all three configurations files are generated. Otherwise only the selected one.

file giving additional hyphen specifications

-o, --output-file=FILE file to write the output to

directory where files are written
perform sanity checks on the generated config file
don't write anything to the standard output during normal operation
display this help message and exit
output version information and exit

The default output directory is

/var/lib/texmf/tex/generic/config

The default output files are

language.dat
language.def
language.dat.lua

If -o/--output-file is given, it overrides all defaults.

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