blob: 7e6d422d621cda8bf433e593d3e22f19a0f89d47 [file] [log] [blame]
// Copyright 2013 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
// This file implements accept for platforms that do not provide a fast path for
// setting SetNonblock and CloseOnExec.
//go:build aix || darwin || (js && wasm) || (solaris && !illumos)
// +build aix darwin js,wasm solaris,!illumos
package poll
import (
// Wrapper around the accept system call that marks the returned file
// descriptor as nonblocking and close-on-exec.
func accept(s int) (int, syscall.Sockaddr, string, error) {
// See ../syscall/exec_unix.go for description of ForkLock.
// It is probably okay to hold the lock across syscall.Accept
// because we have put fd.sysfd into non-blocking mode.
// However, a call to the File method will put it back into
// blocking mode. We can't take that risk, so no use of ForkLock here.
ns, sa, err := AcceptFunc(s)
if err == nil {
if err != nil {
return -1, nil, "accept", err
if err = syscall.SetNonblock(ns, true); err != nil {
return -1, nil, "setnonblock", err
return ns, sa, "", nil