diff options
Diffstat (limited to 'security/sandbox/chromium/base/at_exit.cc')
-rw-r--r-- | security/sandbox/chromium/base/at_exit.cc | 82 |
1 files changed, 0 insertions, 82 deletions
diff --git a/security/sandbox/chromium/base/at_exit.cc b/security/sandbox/chromium/base/at_exit.cc deleted file mode 100644 index 0fba35569..000000000 --- a/security/sandbox/chromium/base/at_exit.cc +++ /dev/null @@ -1,82 +0,0 @@ -// Copyright (c) 2011 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 "base/at_exit.h" - -#include <stddef.h> -#include <ostream> - -#include "base/bind.h" -#include "base/callback.h" -#include "base/logging.h" - -namespace base { - -// Keep a stack of registered AtExitManagers. We always operate on the most -// recent, and we should never have more than one outside of testing (for a -// statically linked version of this library). Testing may use the shadow -// version of the constructor, and if we are building a dynamic library we may -// end up with multiple AtExitManagers on the same process. We don't protect -// this for thread-safe access, since it will only be modified in testing. -static AtExitManager* g_top_manager = NULL; - -AtExitManager::AtExitManager() : next_manager_(g_top_manager) { -// If multiple modules instantiate AtExitManagers they'll end up living in this -// module... they have to coexist. -#if !defined(COMPONENT_BUILD) - DCHECK(!g_top_manager); -#endif - g_top_manager = this; -} - -AtExitManager::~AtExitManager() { - if (!g_top_manager) { - NOTREACHED() << "Tried to ~AtExitManager without an AtExitManager"; - return; - } - DCHECK_EQ(this, g_top_manager); - - ProcessCallbacksNow(); - g_top_manager = next_manager_; -} - -// static -void AtExitManager::RegisterCallback(AtExitCallbackType func, void* param) { - DCHECK(func); - RegisterTask(base::Bind(func, param)); -} - -// static -void AtExitManager::RegisterTask(base::Closure task) { - if (!g_top_manager) { - NOTREACHED() << "Tried to RegisterCallback without an AtExitManager"; - return; - } - - AutoLock lock(g_top_manager->lock_); - g_top_manager->stack_.push(task); -} - -// static -void AtExitManager::ProcessCallbacksNow() { - if (!g_top_manager) { - NOTREACHED() << "Tried to ProcessCallbacksNow without an AtExitManager"; - return; - } - - AutoLock lock(g_top_manager->lock_); - - while (!g_top_manager->stack_.empty()) { - base::Closure task = g_top_manager->stack_.top(); - task.Run(); - g_top_manager->stack_.pop(); - } -} - -AtExitManager::AtExitManager(bool shadow) : next_manager_(g_top_manager) { - DCHECK(shadow || !g_top_manager); - g_top_manager = this; -} - -} // namespace base |