xref: /aosp_15_r20/external/libchrome/base/containers/stack.h (revision 635a864187cb8b6c713ff48b7e790a6b21769273)
1*635a8641SAndroid Build Coastguard Worker // Copyright 2017 The Chromium Authors. All rights reserved.
2*635a8641SAndroid Build Coastguard Worker // Use of this source code is governed by a BSD-style license that can be
3*635a8641SAndroid Build Coastguard Worker // found in the LICENSE file.
4*635a8641SAndroid Build Coastguard Worker 
5*635a8641SAndroid Build Coastguard Worker #ifndef BASE_CONTAINERS_STACK_H_
6*635a8641SAndroid Build Coastguard Worker #define BASE_CONTAINERS_STACK_H_
7*635a8641SAndroid Build Coastguard Worker 
8*635a8641SAndroid Build Coastguard Worker #include <stack>
9*635a8641SAndroid Build Coastguard Worker 
10*635a8641SAndroid Build Coastguard Worker #include "base/containers/circular_deque.h"
11*635a8641SAndroid Build Coastguard Worker 
12*635a8641SAndroid Build Coastguard Worker namespace base {
13*635a8641SAndroid Build Coastguard Worker 
14*635a8641SAndroid Build Coastguard Worker // Provides a definition of base::stack that's like std::stack but uses a
15*635a8641SAndroid Build Coastguard Worker // base::circular_deque instead of std::deque. Since std::stack is just a
16*635a8641SAndroid Build Coastguard Worker // wrapper for an underlying type, we can just provide a typedef for it that
17*635a8641SAndroid Build Coastguard Worker // defaults to the base circular_deque.
18*635a8641SAndroid Build Coastguard Worker template <class T, class Container = circular_deque<T>>
19*635a8641SAndroid Build Coastguard Worker using stack = std::stack<T, Container>;
20*635a8641SAndroid Build Coastguard Worker 
21*635a8641SAndroid Build Coastguard Worker }  // namespace base
22*635a8641SAndroid Build Coastguard Worker 
23*635a8641SAndroid Build Coastguard Worker #endif  // BASE_CONTAINERS_STACK_H_
24