FilePathWatcher::Watch() - Listen for sub directory changes.

net/dns/dns_config_service_posix.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "net/dns/dns_config_service_posix.h"
 
 #include <string>
 
 #include "base/basictypes.h"
 #include "base/bind.h"
@@ skipping 41 matching lines @@
 
 static const FilePath::CharType* kFilePathConfig =
     FILE_PATH_LITERAL(_PATH_RESCONF);
 
 class ConfigWatcher {
  public:
   typedef base::Callback<void(bool succeeded)> CallbackType;
 
   bool Watch(const CallbackType& callback) {
     callback_ = callback;
-    return watcher_.Watch(FilePath(kFilePathConfig),
+    return watcher_.Watch(FilePath(kFilePathConfig), false,
                           base::Bind(&ConfigWatcher::OnCallback,
                                      base::Unretained(this)));
   }
 
  private:
   void OnCallback(const FilePath& path, bool error) {
     callback_.Run(!error);
   }
 
   base::files::FilePathWatcher watcher_;
@@ skipping 40 matching lines @@
   ~Watcher() {}
 
   bool Watch() {
     bool success = true;
     if (!config_watcher_.Watch(
         base::Bind(&DnsConfigServicePosix::OnConfigChanged,
                    base::Unretained(service_)))) {
       LOG(ERROR) << "DNS config watch failed to start.";
       success = false;
     }
-    if (!hosts_watcher_.Watch(FilePath(kFilePathHosts),
+    if (!hosts_watcher_.Watch(FilePath(kFilePathHosts), false,
                               base::Bind(&Watcher::OnHostsChanged,
                                          base::Unretained(this)))) {
       LOG(ERROR) << "DNS hosts watch failed to start.";
       success = false;
     }
     return success;
   }
 
  private:
   void OnHostsChanged(const FilePath& path, bool error) {
@@ skipping 233 matching lines @@
   virtual void ReadNow() OVERRIDE {}
   virtual bool StartWatching() OVERRIDE { return false; }
 };
 // static
 scoped_ptr<DnsConfigService> DnsConfigService::CreateSystemService() {
   return scoped_ptr<DnsConfigService>(new StubDnsConfigService());
 }
 #endif
 
 }  // namespace net