Samuel Tardieu

You can also use your phone and drive it with [scrcpy](https://github.com/Genymobile/scrcpy) which is an absolute delight to work from the computer on a real device. That's what I did.

> Do you do crosscompilation? Do you compile on the phone? For this test, I compiled coreutils on my phone. > I tried to compile on the phone: > >...

Compiling your PR branch, I get 7 failures: ``` failures: test_df::test_type_option_with_file test_head::test_read_backwards_bytes_proc_fs_modules test_head::test_read_backwards_bytes_proc_fs_version test_head::test_read_backwards_bytes_sys_kernel_profiling test_head::test_read_backwards_lines_proc_fs_modules test_ls::test_ls_allocation_size test_tail::test_follow_name_truncate4 test result: FAILED. 2500 passed; 7 failed; 30 ignored; ``` but I suspect...

> I'm failing to get a remote debugging running. Have you ever tried this? Do you have recommendations? I haven't attempted it. Why not a local debugging with gdb? Isn't...

> @samueltardieu: I pushed some more changes to make all the tests green for me. Can you confirm? All green for me too, congrats! > @sylvestre I think this pull...

> I did a cleanup of the commits. Hope its fine now. :-) It is much more readable indeed! (well, but for the latest commit title which is too long...

On my device, two tests fail on main: ``` failures: test_df::test_type_option_with_file test_ls::test_ls_allocation_size test result: FAILED. 2573 passed; 2 failed; 27 ignored; 0 measured; 0 filtered out; finished in 21.55s ```...

## About the organization ~The split between the printf application and core functionality seems weird sometimes, as error messages are emitted from the core library. Maybe it would make sense...

> Re: quotes. These probably depend on locale. We chose to follow the C locale until we have proper locale support, which uses `'`. Interesting. I only had set `LC_NUMERIC=C`,...

Fixed quotes