golang error_unix_test 代码
文件路径：/src/net/error_unix_test.go
// Copyright 2015 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.
//go:build !plan9 && !windows
package net
import (
"errors"
"os"
"syscall"
)
var (
errTimedout = syscall.ETIMEDOUT
errOpNotSupported = syscall.EOPNOTSUPP
abortedConnRequestErrors = []error{syscall.ECONNABORTED} // see accept in fd_unix.go
)
func isPlatformError(err error) bool {
_, ok := err.(syscall.Errno)
return ok
}
func samePlatformError(err, want error) bool {
if op, ok := err.(*OpError); ok {
err = op.Err
}
if sys, ok := err.(*os.SyscallError); ok {
err = sys.Err
}
return err == want
}
func isENOBUFS(err error) bool {
return errors.Is(err, syscall.ENOBUFS)
}