xref: /aoo41x/main/stlport/systemstl/slist (revision 91a9c166)
1/**************************************************************
2 *
3 * Licensed to the Apache Software Foundation (ASF) under one
4 * or more contributor license agreements.  See the NOTICE file
5 * distributed with this work for additional information
6 * regarding copyright ownership.  The ASF licenses this file
7 * to you under the Apache License, Version 2.0 (the
8 * "License"); you may not use this file except in compliance
9 * with the License.  You may obtain a copy of the License at
10 *
11 *   http://www.apache.org/licenses/LICENSE-2.0
12 *
13 * Unless required by applicable law or agreed to in writing,
14 * software distributed under the License is distributed on an
15 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
16 * KIND, either express or implied.  See the License for the
17 * specific language governing permissions and limitations
18 * under the License.
19 *
20 *************************************************************/
21
22#ifndef SYSTEM_STL_SLIST
23#define SYSTEM_STL_SLIST
24
25#ifdef HAVE_STL_INCLUDE_PATH
26	// TODO: use computed include file name
27	#include_next <forward_list>
28#elif defined(_MSC_VER)
29	#include <../../VC/include/list>
30	#define STLP4_SLIST_WITH_LIST
31	// MSVC's list would cause a lot of expression-result-unused warnings
32	// unless it is compiled in iterator-debugging mode. Silence this noise
33	#pragma warning(disable:4555)
34#else // fall back to boost/tr1 (forward_list or plain list)
35	#include <boost/config.hpp>
36	#ifndef BOOST_NO_0X_HDR_FORWARD_LIST
37		#include <boost/tr1/tr1/forward_list>
38	#else // fall back to the classic list
39		#include <boost/tr1/tr1/list>
40		#define STLP4_SLIST_WITH_LIST
41	#endif
42#endif
43
44
45#ifndef NO_STLPORT4_EMULATION
46
47#ifndef STLP4_SLIST_WITH_LIST
48    #define STLP4_SLIST_EMUBASE std::forward_list
49#else
50    #define STLP4_SLIST_EMUBASE std::list
51#endif
52
53namespace std
54{
55using STLP4_SLIST_EMUBASE;
56
57// lame emulation of the pre-C++11 slist using the std::forward_list (or std::list)
58template< typename T, class A=allocator<T> >
59class slist : public STLP4_SLIST_EMUBASE<T,A>
60{
61public:
62	typedef typename STLP4_SLIST_EMUBASE<T,A> _super;
63	typedef typename _super::iterator slist_mit;
64	typedef typename _super::const_iterator slist_cit;
65#ifndef STLP4_SLIST_WITH_LIST
66	slist_mit insert( slist_cit aI, const T& rT) { return _super::insert_after( aI, rT); }
67#else
68private:
69	size_t size() const; // prevent use of slist::size() as forward_list doesn't have a size() method
70#endif
71};
72
73}
74
75#endif // NO_STLPORT4_EMULATION
76
77#endif
78
79