Mercurial > hg > CbC > CbC_gcc
view libgo/go/internal/poll/errno_unix.go @ 158:494b0b89df80 default tip
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author | Shinji KONO <kono@ie.u-ryukyu.ac.jp> |
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date | Mon, 25 May 2020 18:13:55 +0900 |
parents | 1830386684a0 |
children |
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// Copyright 2019 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 dragonfly freebsd hurd linux netbsd openbsd solaris package poll import "syscall" // Do the interface allocations only once for common // Errno values. var ( errEAGAIN error = syscall.EAGAIN errEINVAL error = syscall.EINVAL errENOENT error = syscall.ENOENT ) // errnoErr returns common boxed Errno values, to prevent // allocations at runtime. func errnoErr(e syscall.Errno) error { switch e { case 0: return nil case syscall.EAGAIN: return errEAGAIN case syscall.EINVAL: return errEINVAL case syscall.ENOENT: return errENOENT } return e }