Here is a script and a Makefile for generating a Flex docset for Dash. The script is based on the dash-docset-generation-template

- Flex: https://github.com/westes/flex
- Dash: https://kapeli.com/dash
- dash-docset-generation-template: https://github.com/lshprung/dash-docset-generation-template

To generate a docset from the latest edition of the Flex Manual, simply
execute `make` from the same directory as this README file. The latest edition
will be downloaded from https://github.com/westes/flex and packaged appropriately.
A specific version can be specified in the Makefile.

Requirements:

- any POSIX-compliant shell
- curl
- make
- pup
- sqlite3
- texinfo