File do.texdoc of Package Meta

#!/bin/bash

test -e texdoc.tar || { echo requires the unxzed texdoc.tar; exit 1; }
export TEXMFROOT=$PWD/texmf-dist/scripts
export TEXMFSYSVAR=$PWD/texmf-dist/scripts
mkdir -p $TEXMFROOT/tlpd
xzcat  texlive.tlpdb.xz > $TEXMFROOT/tlpd/texlive.tlpdb
texdoc -dtlpdb doesnotexit
mv ${TEXMFROOT}/texdoc/cache-tlpdb.lua ${TEXMFROOT}/texdoc/Data.tlpdb.lua
tar -uf texdoc.tar --add-file texmf-dist/scripts/texdoc/Data.tlpdb.lua
rm -r texmf-dist/