[libc-commits] [libc] [libc] Add program_invocation(_short)_name and tweak err.h functions (PR #212448)

[Jeff Bailey via libc-commits]

kaladron wrote:

> @kaladron is OOO this month. Would someone from @llvm/reviewers-libc  be able to take a look at this and help me finish this review?

I'm still reviewing things, just on a much slower basis :). I'm happy for others to look too, but I will still look at any I have in progress.

https://github.com/llvm/llvm-project/pull/212448