Re: [PATCH RFC v2 2/2] Move libgit.a sources into separate "lib/" directory

> The Git project is not exactly the easiest project to get started in:
> it's written in C and POSIX shell, with bits of Perl, Rust and other
> languages sprinkled into it. On top of that, the project has grown
> somewhat organically over time, making the codebase hard to navigate.
> 
> These are problems that we're aware of, and there have been and still
> are efforts to clean up some of the technical debt that is natural to
> exist an a project that is more than 20 years old. Furthermore, we
> provide resources to newcomers that help them out like our coding
> guidelines, code of conduct or "MyFirstContribution.adoc".
> 
> But there is a rather practical problem: finding your way around in our
> project's tree is not easy. Doing a directory listing in the top-level
> directory will present you with more than 550 files, which makes it
> extremely hard for a newcomer to figure out what files they are even
> supposed to look at. This makes the onboarding experience somewhat
> harder than it really needs to be. This isn't only a problem for
> newcomers though, as I myself struggle to find the files I am looking
> for because of the sheer number of files.
> 
> Besides the problem of discoverability it also creates a problem of
> structure. It is not obvious at all which files are part of "libgit.a"
> and which files are only linked into our final executables. So while we
> have this split in our build systems, that split is not evident at all
> in our tree.
> 
> Introduce a new "lib/" directory and move all of our sources for
> "libgit.a" into it to fix these issues. It makes the split we have
> evident and reduces the number of files in our top-level tree from 550
> files to ~80 files.
> 
> This is still a lot of files, but it's significantly easier to navigate
> already. Furthermore, we can further iterate after this step and think
> about introducing a better structure for remaining files, as well.