ref: 6c0e6856de4a72b7d6ab99a184d213b18a3dea14
dir: /lib/std/mkpath.myr/
use "syswrap" use "errno" pkg std = const mkpath : (p : byte[:] -> errno) ;; const mkpath = {p var st for var i = 0; i < p.len; i++ if p[i] == ('/' : byte) && i != 0 if !fexists(p[:i]) st = mkdir(p[:i], 0o755) if st != 0 -> st ;; ;; ;; ;; st = mkdir(p, 0o755) -> Enone }