gcc/libgo/go/crypto/rand/eagain.go
2021-08-12 20:23:07 -07:00

29 lines
717 B
Go

// Copyright 2014 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 aix || darwin || dragonfly || freebsd || hurd || linux || netbsd || openbsd || solaris
// +build aix darwin dragonfly freebsd hurd linux netbsd openbsd solaris
package rand
import (
"io/fs"
"syscall"
)
func init() {
isEAGAIN = unixIsEAGAIN
}
// unixIsEAGAIN reports whether err is a syscall.EAGAIN wrapped in a PathError.
// See golang.org/issue/9205
func unixIsEAGAIN(err error) bool {
if pe, ok := err.(*fs.PathError); ok {
if errno, ok := pe.Err.(syscall.Errno); ok && errno == syscall.EAGAIN {
return true
}
}
return false
}