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Source file src/crypto/rand/eagain.go

Documentation: crypto/rand

  // 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.
  
  // +build darwin dragonfly freebsd linux nacl netbsd openbsd solaris
  
  package rand
  
  import (
  	"os"
  	"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.(*os.PathError); ok {
  		if errno, ok := pe.Err.(syscall.Errno); ok && errno == syscall.EAGAIN {
  			return true
  		}
  	}
  	return false
  }
  

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