CEDET: Across the Language Barrier
Emacs at its core is a Lisp interpreter written in C. If you are an Emacs developer, this means you often need to jump between C and Lisp programming languages. CEDET is capable of maintaining project-wide tag database and hence allows the user to seamlessly jump across the definitions in either C or Lisp. Demo: Jump to definition across Lisp and C (including pre-processor) using CEDET . Note: Emacs provides necessary tools to make development easier. find-function will also do the job. However, this article is about CEDET. Another useful application is when you are editing an HTML which usually entails editing HTML, CSS and JS. Setup instructions are here: https://lifeofpenguin.blogspot.com/2021/04/gnu-emacs-as-lightweight-ide.html