// License: GPLv3 Copyright: 2022, Kovid Goyal, <kovid at kovidgoyal.net>
//go:build darwin

package utils

import (
	"time"

	"golang.org/x/sys/unix"
)

// Go unix does not wrap pselect on darwin

func Select(nfd int, r *unix.FdSet, w *unix.FdSet, e *unix.FdSet, timeout time.Duration) (n int, err error) {
	if timeout < 0 {
		return unix.Select(nfd, r, w, e, nil)
	}
	ts := unix.NsecToTimeval(int64(timeout))
	return unix.Select(nfd, r, w, e, &ts)
}