The Bourne shell was hilariously written in horribly deformed C resembling ALGOL by way of macros: https://www.tuhs.org/cgi-bin/utree.pl?file=V7/usr/src/cmd/sh

The Bourne shell was hilariously written in horribly deformed C resembling ALGOL by way of macros: https://www.tuhs.org/cgi-bin/utree.pl?file=V7/usr/src/cmd/sh/mac.h https://www.tuhs.org/cgi-bin/utree.pl?file=V7/usr/src/cmd/sh... https://news.ycombinator.com/item?id=22191790 https://news.ycombinator.com/item?id=22191790