ref: f7dc2e6ddef90c552c22663f8cc664a02c6f3d27
dir: /lib/std/mkpath.myr/
use "syswrap.use"
use "errno.use"
pkg std =
const mkpath : (p : byte[:] -> bool)
;;
const mkpath = {p
var st
for var i = 0; i < p.len; i++
if p[i] == '/' castto(byte) && i != 0
st = mkdir(p[:i], 0o777)
if st != 0 && (st castto(errno)) != Eexist
-> false
;;
;;
;;
-> true
}