miniblog.

It is remarkably hard to escape command line arguments safely on Windows, and the standard libraries of multiple languages have needed patching: https://flatt.tech/research/posts/batbadbut-you-cant-securely-execute-commands-on-windows/

I would have thought that invoking a C compiler would be a solved problem. Looking at Rust's cc crate there's a remarkable long tail of corner cases to fix. Exotic CPUs, microarchitectures, compiler differences, operating system differences, etc. https://github.com/rust-lang/cc-rs/blob/main/CHANGELOG.md

Some delightful examples of good compiler error messages in the latest Gleam release: https://gleam.run/news/context-aware-compilation/