Mercurial > hg > CbC > CbC_gcc
view libgo/go/internal/syscall/unix/nonblocking_libc.go @ 152:2b5abeee2509
update gcc11
author | anatofuz |
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date | Mon, 25 May 2020 07:50:57 +0900 |
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// Copyright 2018 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. // +build aix darwin solaris package unix import "syscall" //extern __go_fcntl_uintptr func fcntl(uintptr, uintptr, uintptr) (uintptr, uintptr) func IsNonblock(fd int) (nonblocking bool, err error) { flag, e1 := fcntl(uintptr(fd), syscall.F_GETFL, 0) if e1 != 0 { return false, syscall.Errno(e1) } return flag&syscall.O_NONBLOCK != 0, nil }