\input docstrip
\preamble

Maintained on GitHub: https://github.com/texjporg/jsclasses

\endpreamble

\def\batchfile{okumacro.ins}
\input docstrip.tex
\keepsilent
\generateFile{okumacro.sty}{f}{\from{okumacro.dtx}{okumacro}}

\endbatchfile