Hacky building of latex style files

build_newfloat.sh

#!/bin/bash

mkdir .latexbuild
cd .latexbuild
wget http://mirrors.ctan.org/macros/latex/contrib/caption/newfloat.dtx

cat << EOF > buildnewfloat.ins
\def\batchfile{buildnewfloat.ins}
\input docstrip
\generate{\file{newfloat.sty}{\from{newfloat.dtx}{package}}}
EOF

latex buildnewfloat.ins
cd ..
cp .latexbuild/newfloat.sty .
rm -r .latexbuild