ref: 042899b8725429043304247c297d0344cffe4780
dir: /lib/std/writeall.myr/
use "errno" use "result" use "option" use "syswrap" use "types" pkg std = const writeall : (fd : fd, src : byte[:] -> (size, option(errno))) ;; const writeall = {fd, src var sz sz = src.len while src.len != 0 match std.write(fd, src) | `Ok n: src = src[n:] | `Err e: -> (sz - src.len, `Some e) ;; ;; -> (sz, `None) }