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Source file src/net/main_conf_test.go

Documentation: net

  // 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.
  
  // +build !nacl,!plan9,!windows
  
  package net
  
  // forceGoDNS forces the resolver configuration to use the pure Go resolver
  // and returns a fixup function to restore the old settings.
  func forceGoDNS() func() {
  	c := systemConf()
  	oldGo := c.netGo
  	oldCgo := c.netCgo
  	fixup := func() {
  		c.netGo = oldGo
  		c.netCgo = oldCgo
  	}
  	c.netGo = true
  	c.netCgo = false
  	return fixup
  }
  
  // forceCgoDNS forces the resolver configuration to use the cgo resolver
  // and returns a fixup function to restore the old settings.
  // (On non-Unix systems forceCgoDNS returns nil.)
  func forceCgoDNS() func() {
  	c := systemConf()
  	oldGo := c.netGo
  	oldCgo := c.netCgo
  	fixup := func() {
  		c.netGo = oldGo
  		c.netCgo = oldCgo
  	}
  	c.netGo = false
  	c.netCgo = true
  	return fixup
  }
  

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