1 | #ifndef BOOST_SMART_PTR_MAKE_SHARED_HPP_INCLUDED |
---|
2 | #define BOOST_SMART_PTR_MAKE_SHARED_HPP_INCLUDED |
---|
3 | |
---|
4 | // make_shared.hpp |
---|
5 | // |
---|
6 | // Copyright (c) 2007, 2008 Peter Dimov |
---|
7 | // |
---|
8 | // Distributed under the Boost Software License, Version 1.0. |
---|
9 | // See accompanying file LICENSE_1_0.txt or copy at |
---|
10 | // http://www.boost.org/LICENSE_1_0.txt |
---|
11 | // |
---|
12 | // See http://www.boost.org/libs/smart_ptr/make_shared.html |
---|
13 | // for documentation. |
---|
14 | |
---|
15 | #include <boost/config.hpp> |
---|
16 | #include <boost/smart_ptr/shared_ptr.hpp> |
---|
17 | #include <boost/type_traits/type_with_alignment.hpp> |
---|
18 | #include <boost/type_traits/alignment_of.hpp> |
---|
19 | #include <cstddef> |
---|
20 | #include <new> |
---|
21 | |
---|
22 | namespace boost |
---|
23 | { |
---|
24 | |
---|
25 | namespace detail |
---|
26 | { |
---|
27 | |
---|
28 | template< std::size_t N, std::size_t A > struct sp_aligned_storage |
---|
29 | { |
---|
30 | union type |
---|
31 | { |
---|
32 | char data_[ N ]; |
---|
33 | typename boost::type_with_alignment< A >::type align_; |
---|
34 | }; |
---|
35 | }; |
---|
36 | |
---|
37 | template< class T > class sp_ms_deleter |
---|
38 | { |
---|
39 | private: |
---|
40 | |
---|
41 | typedef typename sp_aligned_storage< sizeof( T ), ::boost::alignment_of< T >::value >::type storage_type; |
---|
42 | |
---|
43 | bool initialized_; |
---|
44 | storage_type storage_; |
---|
45 | |
---|
46 | private: |
---|
47 | |
---|
48 | void destroy() |
---|
49 | { |
---|
50 | if( initialized_ ) |
---|
51 | { |
---|
52 | reinterpret_cast< T* >( storage_.data_ )->~T(); |
---|
53 | initialized_ = false; |
---|
54 | } |
---|
55 | } |
---|
56 | |
---|
57 | public: |
---|
58 | |
---|
59 | sp_ms_deleter(): initialized_( false ) |
---|
60 | { |
---|
61 | } |
---|
62 | |
---|
63 | // optimization: do not copy storage_ |
---|
64 | sp_ms_deleter( sp_ms_deleter const & ): initialized_( false ) |
---|
65 | { |
---|
66 | } |
---|
67 | |
---|
68 | ~sp_ms_deleter() |
---|
69 | { |
---|
70 | destroy(); |
---|
71 | } |
---|
72 | |
---|
73 | void operator()( T * ) |
---|
74 | { |
---|
75 | destroy(); |
---|
76 | } |
---|
77 | |
---|
78 | void * address() |
---|
79 | { |
---|
80 | return storage_.data_; |
---|
81 | } |
---|
82 | |
---|
83 | void set_initialized() |
---|
84 | { |
---|
85 | initialized_ = true; |
---|
86 | } |
---|
87 | }; |
---|
88 | |
---|
89 | #if defined( BOOST_HAS_RVALUE_REFS ) |
---|
90 | |
---|
91 | template< class T > T&& sp_forward( T & t ) |
---|
92 | { |
---|
93 | return static_cast< T&& >( t ); |
---|
94 | } |
---|
95 | |
---|
96 | #endif |
---|
97 | |
---|
98 | } // namespace detail |
---|
99 | |
---|
100 | // Zero-argument versions |
---|
101 | // |
---|
102 | // Used even when variadic templates are available because of the new T() vs new T issue |
---|
103 | |
---|
104 | template< class T > boost::shared_ptr< T > make_shared() |
---|
105 | { |
---|
106 | boost::shared_ptr< T > pt( static_cast< T* >( 0 ), boost::detail::sp_ms_deleter< T >() ); |
---|
107 | |
---|
108 | boost::detail::sp_ms_deleter< T > * pd = boost::get_deleter< boost::detail::sp_ms_deleter< T > >( pt ); |
---|
109 | |
---|
110 | void * pv = pd->address(); |
---|
111 | |
---|
112 | ::new( pv ) T(); |
---|
113 | pd->set_initialized(); |
---|
114 | |
---|
115 | T * pt2 = static_cast< T* >( pv ); |
---|
116 | |
---|
117 | boost::detail::sp_enable_shared_from_this( &pt, pt2, pt2 ); |
---|
118 | return boost::shared_ptr< T >( pt, pt2 ); |
---|
119 | } |
---|
120 | |
---|
121 | template< class T, class A > boost::shared_ptr< T > allocate_shared( A const & a ) |
---|
122 | { |
---|
123 | boost::shared_ptr< T > pt( static_cast< T* >( 0 ), boost::detail::sp_ms_deleter< T >(), a ); |
---|
124 | |
---|
125 | boost::detail::sp_ms_deleter< T > * pd = boost::get_deleter< boost::detail::sp_ms_deleter< T > >( pt ); |
---|
126 | |
---|
127 | void * pv = pd->address(); |
---|
128 | |
---|
129 | ::new( pv ) T(); |
---|
130 | pd->set_initialized(); |
---|
131 | |
---|
132 | T * pt2 = static_cast< T* >( pv ); |
---|
133 | |
---|
134 | boost::detail::sp_enable_shared_from_this( &pt, pt2, pt2 ); |
---|
135 | return boost::shared_ptr< T >( pt, pt2 ); |
---|
136 | } |
---|
137 | |
---|
138 | #if defined( BOOST_HAS_VARIADIC_TMPL ) && defined( BOOST_HAS_RVALUE_REFS ) |
---|
139 | |
---|
140 | // Variadic templates, rvalue reference |
---|
141 | |
---|
142 | template< class T, class Arg1, class... Args > boost::shared_ptr< T > make_shared( Arg1 && arg1, Args && ... args ) |
---|
143 | { |
---|
144 | boost::shared_ptr< T > pt( static_cast< T* >( 0 ), boost::detail::sp_ms_deleter< T >() ); |
---|
145 | |
---|
146 | boost::detail::sp_ms_deleter< T > * pd = boost::get_deleter< boost::detail::sp_ms_deleter< T > >( pt ); |
---|
147 | |
---|
148 | void * pv = pd->address(); |
---|
149 | |
---|
150 | ::new( pv ) T( boost::detail::sp_forward<Arg1>( arg1 ), boost::detail::sp_forward<Args>( args )... ); |
---|
151 | pd->set_initialized(); |
---|
152 | |
---|
153 | T * pt2 = static_cast< T* >( pv ); |
---|
154 | |
---|
155 | boost::detail::sp_enable_shared_from_this( &pt, pt2, pt2 ); |
---|
156 | return boost::shared_ptr< T >( pt, pt2 ); |
---|
157 | } |
---|
158 | |
---|
159 | template< class T, class A, class Arg1, class... Args > boost::shared_ptr< T > allocate_shared( A const & a, Arg1 && arg1, Args && ... args ) |
---|
160 | { |
---|
161 | boost::shared_ptr< T > pt( static_cast< T* >( 0 ), boost::detail::sp_ms_deleter< T >(), a ); |
---|
162 | |
---|
163 | boost::detail::sp_ms_deleter< T > * pd = boost::get_deleter< boost::detail::sp_ms_deleter< T > >( pt ); |
---|
164 | |
---|
165 | void * pv = pd->address(); |
---|
166 | |
---|
167 | ::new( pv ) T( boost::detail::sp_forward<Arg1>( arg1 ), boost::detail::sp_forward<Args>( args )... ); |
---|
168 | pd->set_initialized(); |
---|
169 | |
---|
170 | T * pt2 = static_cast< T* >( pv ); |
---|
171 | |
---|
172 | boost::detail::sp_enable_shared_from_this( &pt, pt2, pt2 ); |
---|
173 | return boost::shared_ptr< T >( pt, pt2 ); |
---|
174 | } |
---|
175 | |
---|
176 | #else |
---|
177 | |
---|
178 | // C++03 version |
---|
179 | |
---|
180 | template< class T, class A1 > |
---|
181 | boost::shared_ptr< T > make_shared( A1 const & a1 ) |
---|
182 | { |
---|
183 | boost::shared_ptr< T > pt( static_cast< T* >( 0 ), boost::detail::sp_ms_deleter< T >() ); |
---|
184 | |
---|
185 | boost::detail::sp_ms_deleter< T > * pd = boost::get_deleter< boost::detail::sp_ms_deleter< T > >( pt ); |
---|
186 | |
---|
187 | void * pv = pd->address(); |
---|
188 | |
---|
189 | ::new( pv ) T( a1 ); |
---|
190 | pd->set_initialized(); |
---|
191 | |
---|
192 | T * pt2 = static_cast< T* >( pv ); |
---|
193 | |
---|
194 | boost::detail::sp_enable_shared_from_this( &pt, pt2, pt2 ); |
---|
195 | return boost::shared_ptr< T >( pt, pt2 ); |
---|
196 | } |
---|
197 | |
---|
198 | template< class T, class A, class A1 > |
---|
199 | boost::shared_ptr< T > allocate_shared( A const & a, A1 const & a1 ) |
---|
200 | { |
---|
201 | boost::shared_ptr< T > pt( static_cast< T* >( 0 ), boost::detail::sp_ms_deleter< T >(), a ); |
---|
202 | |
---|
203 | boost::detail::sp_ms_deleter< T > * pd = boost::get_deleter< boost::detail::sp_ms_deleter< T > >( pt ); |
---|
204 | |
---|
205 | void * pv = pd->address(); |
---|
206 | |
---|
207 | ::new( pv ) T( a1 ); |
---|
208 | pd->set_initialized(); |
---|
209 | |
---|
210 | T * pt2 = static_cast< T* >( pv ); |
---|
211 | |
---|
212 | boost::detail::sp_enable_shared_from_this( &pt, pt2, pt2 ); |
---|
213 | return boost::shared_ptr< T >( pt, pt2 ); |
---|
214 | } |
---|
215 | |
---|
216 | template< class T, class A1, class A2 > |
---|
217 | boost::shared_ptr< T > make_shared( A1 const & a1, A2 const & a2 ) |
---|
218 | { |
---|
219 | boost::shared_ptr< T > pt( static_cast< T* >( 0 ), boost::detail::sp_ms_deleter< T >() ); |
---|
220 | |
---|
221 | boost::detail::sp_ms_deleter< T > * pd = boost::get_deleter< boost::detail::sp_ms_deleter< T > >( pt ); |
---|
222 | |
---|
223 | void * pv = pd->address(); |
---|
224 | |
---|
225 | ::new( pv ) T( a1, a2 ); |
---|
226 | pd->set_initialized(); |
---|
227 | |
---|
228 | T * pt2 = static_cast< T* >( pv ); |
---|
229 | |
---|
230 | boost::detail::sp_enable_shared_from_this( &pt, pt2, pt2 ); |
---|
231 | return boost::shared_ptr< T >( pt, pt2 ); |
---|
232 | } |
---|
233 | |
---|
234 | template< class T, class A, class A1, class A2 > |
---|
235 | boost::shared_ptr< T > allocate_shared( A const & a, A1 const & a1, A2 const & a2 ) |
---|
236 | { |
---|
237 | boost::shared_ptr< T > pt( static_cast< T* >( 0 ), boost::detail::sp_ms_deleter< T >(), a ); |
---|
238 | |
---|
239 | boost::detail::sp_ms_deleter< T > * pd = boost::get_deleter< boost::detail::sp_ms_deleter< T > >( pt ); |
---|
240 | |
---|
241 | void * pv = pd->address(); |
---|
242 | |
---|
243 | ::new( pv ) T( a1, a2 ); |
---|
244 | pd->set_initialized(); |
---|
245 | |
---|
246 | T * pt2 = static_cast< T* >( pv ); |
---|
247 | |
---|
248 | boost::detail::sp_enable_shared_from_this( &pt, pt2, pt2 ); |
---|
249 | return boost::shared_ptr< T >( pt, pt2 ); |
---|
250 | } |
---|
251 | |
---|
252 | template< class T, class A1, class A2, class A3 > |
---|
253 | boost::shared_ptr< T > make_shared( A1 const & a1, A2 const & a2, A3 const & a3 ) |
---|
254 | { |
---|
255 | boost::shared_ptr< T > pt( static_cast< T* >( 0 ), boost::detail::sp_ms_deleter< T >() ); |
---|
256 | |
---|
257 | boost::detail::sp_ms_deleter< T > * pd = boost::get_deleter< boost::detail::sp_ms_deleter< T > >( pt ); |
---|
258 | |
---|
259 | void * pv = pd->address(); |
---|
260 | |
---|
261 | ::new( pv ) T( a1, a2, a3 ); |
---|
262 | pd->set_initialized(); |
---|
263 | |
---|
264 | T * pt2 = static_cast< T* >( pv ); |
---|
265 | |
---|
266 | boost::detail::sp_enable_shared_from_this( &pt, pt2, pt2 ); |
---|
267 | return boost::shared_ptr< T >( pt, pt2 ); |
---|
268 | } |
---|
269 | |
---|
270 | template< class T, class A, class A1, class A2, class A3 > |
---|
271 | boost::shared_ptr< T > allocate_shared( A const & a, A1 const & a1, A2 const & a2, A3 const & a3 ) |
---|
272 | { |
---|
273 | boost::shared_ptr< T > pt( static_cast< T* >( 0 ), boost::detail::sp_ms_deleter< T >(), a ); |
---|
274 | |
---|
275 | boost::detail::sp_ms_deleter< T > * pd = boost::get_deleter< boost::detail::sp_ms_deleter< T > >( pt ); |
---|
276 | |
---|
277 | void * pv = pd->address(); |
---|
278 | |
---|
279 | ::new( pv ) T( a1, a2, a3 ); |
---|
280 | pd->set_initialized(); |
---|
281 | |
---|
282 | T * pt2 = static_cast< T* >( pv ); |
---|
283 | |
---|
284 | boost::detail::sp_enable_shared_from_this( &pt, pt2, pt2 ); |
---|
285 | return boost::shared_ptr< T >( pt, pt2 ); |
---|
286 | } |
---|
287 | |
---|
288 | template< class T, class A1, class A2, class A3, class A4 > |
---|
289 | boost::shared_ptr< T > make_shared( A1 const & a1, A2 const & a2, A3 const & a3, A4 const & a4 ) |
---|
290 | { |
---|
291 | boost::shared_ptr< T > pt( static_cast< T* >( 0 ), boost::detail::sp_ms_deleter< T >() ); |
---|
292 | |
---|
293 | boost::detail::sp_ms_deleter< T > * pd = boost::get_deleter< boost::detail::sp_ms_deleter< T > >( pt ); |
---|
294 | |
---|
295 | void * pv = pd->address(); |
---|
296 | |
---|
297 | ::new( pv ) T( a1, a2, a3, a4 ); |
---|
298 | pd->set_initialized(); |
---|
299 | |
---|
300 | T * pt2 = static_cast< T* >( pv ); |
---|
301 | |
---|
302 | boost::detail::sp_enable_shared_from_this( &pt, pt2, pt2 ); |
---|
303 | return boost::shared_ptr< T >( pt, pt2 ); |
---|
304 | } |
---|
305 | |
---|
306 | template< class T, class A, class A1, class A2, class A3, class A4 > |
---|
307 | boost::shared_ptr< T > allocate_shared( A const & a, A1 const & a1, A2 const & a2, A3 const & a3, A4 const & a4 ) |
---|
308 | { |
---|
309 | boost::shared_ptr< T > pt( static_cast< T* >( 0 ), boost::detail::sp_ms_deleter< T >(), a ); |
---|
310 | |
---|
311 | boost::detail::sp_ms_deleter< T > * pd = boost::get_deleter< boost::detail::sp_ms_deleter< T > >( pt ); |
---|
312 | |
---|
313 | void * pv = pd->address(); |
---|
314 | |
---|
315 | ::new( pv ) T( a1, a2, a3, a4 ); |
---|
316 | pd->set_initialized(); |
---|
317 | |
---|
318 | T * pt2 = static_cast< T* >( pv ); |
---|
319 | |
---|
320 | boost::detail::sp_enable_shared_from_this( &pt, pt2, pt2 ); |
---|
321 | return boost::shared_ptr< T >( pt, pt2 ); |
---|
322 | } |
---|
323 | |
---|
324 | template< class T, class A1, class A2, class A3, class A4, class A5 > |
---|
325 | boost::shared_ptr< T > make_shared( A1 const & a1, A2 const & a2, A3 const & a3, A4 const & a4, A5 const & a5 ) |
---|
326 | { |
---|
327 | boost::shared_ptr< T > pt( static_cast< T* >( 0 ), boost::detail::sp_ms_deleter< T >() ); |
---|
328 | |
---|
329 | boost::detail::sp_ms_deleter< T > * pd = boost::get_deleter< boost::detail::sp_ms_deleter< T > >( pt ); |
---|
330 | |
---|
331 | void * pv = pd->address(); |
---|
332 | |
---|
333 | ::new( pv ) T( a1, a2, a3, a4, a5 ); |
---|
334 | pd->set_initialized(); |
---|
335 | |
---|
336 | T * pt2 = static_cast< T* >( pv ); |
---|
337 | |
---|
338 | boost::detail::sp_enable_shared_from_this( &pt, pt2, pt2 ); |
---|
339 | return boost::shared_ptr< T >( pt, pt2 ); |
---|
340 | } |
---|
341 | |
---|
342 | template< class T, class A, class A1, class A2, class A3, class A4, class A5 > |
---|
343 | boost::shared_ptr< T > allocate_shared( A const & a, A1 const & a1, A2 const & a2, A3 const & a3, A4 const & a4, A5 const & a5 ) |
---|
344 | { |
---|
345 | boost::shared_ptr< T > pt( static_cast< T* >( 0 ), boost::detail::sp_ms_deleter< T >(), a ); |
---|
346 | |
---|
347 | boost::detail::sp_ms_deleter< T > * pd = boost::get_deleter< boost::detail::sp_ms_deleter< T > >( pt ); |
---|
348 | |
---|
349 | void * pv = pd->address(); |
---|
350 | |
---|
351 | ::new( pv ) T( a1, a2, a3, a4, a5 ); |
---|
352 | pd->set_initialized(); |
---|
353 | |
---|
354 | T * pt2 = static_cast< T* >( pv ); |
---|
355 | |
---|
356 | boost::detail::sp_enable_shared_from_this( &pt, pt2, pt2 ); |
---|
357 | return boost::shared_ptr< T >( pt, pt2 ); |
---|
358 | } |
---|
359 | |
---|
360 | template< class T, class A1, class A2, class A3, class A4, class A5, class A6 > |
---|
361 | boost::shared_ptr< T > make_shared( A1 const & a1, A2 const & a2, A3 const & a3, A4 const & a4, A5 const & a5, A6 const & a6 ) |
---|
362 | { |
---|
363 | boost::shared_ptr< T > pt( static_cast< T* >( 0 ), boost::detail::sp_ms_deleter< T >() ); |
---|
364 | |
---|
365 | boost::detail::sp_ms_deleter< T > * pd = boost::get_deleter< boost::detail::sp_ms_deleter< T > >( pt ); |
---|
366 | |
---|
367 | void * pv = pd->address(); |
---|
368 | |
---|
369 | ::new( pv ) T( a1, a2, a3, a4, a5, a6 ); |
---|
370 | pd->set_initialized(); |
---|
371 | |
---|
372 | T * pt2 = static_cast< T* >( pv ); |
---|
373 | |
---|
374 | boost::detail::sp_enable_shared_from_this( &pt, pt2, pt2 ); |
---|
375 | return boost::shared_ptr< T >( pt, pt2 ); |
---|
376 | } |
---|
377 | |
---|
378 | template< class T, class A, class A1, class A2, class A3, class A4, class A5, class A6 > |
---|
379 | boost::shared_ptr< T > allocate_shared( A const & a, A1 const & a1, A2 const & a2, A3 const & a3, A4 const & a4, A5 const & a5, A6 const & a6 ) |
---|
380 | { |
---|
381 | boost::shared_ptr< T > pt( static_cast< T* >( 0 ), boost::detail::sp_ms_deleter< T >(), a ); |
---|
382 | |
---|
383 | boost::detail::sp_ms_deleter< T > * pd = boost::get_deleter< boost::detail::sp_ms_deleter< T > >( pt ); |
---|
384 | |
---|
385 | void * pv = pd->address(); |
---|
386 | |
---|
387 | ::new( pv ) T( a1, a2, a3, a4, a5, a6 ); |
---|
388 | pd->set_initialized(); |
---|
389 | |
---|
390 | T * pt2 = static_cast< T* >( pv ); |
---|
391 | |
---|
392 | boost::detail::sp_enable_shared_from_this( &pt, pt2, pt2 ); |
---|
393 | return boost::shared_ptr< T >( pt, pt2 ); |
---|
394 | } |
---|
395 | |
---|
396 | template< class T, class A1, class A2, class A3, class A4, class A5, class A6, class A7 > |
---|
397 | boost::shared_ptr< T > make_shared( A1 const & a1, A2 const & a2, A3 const & a3, A4 const & a4, A5 const & a5, A6 const & a6, A7 const & a7 ) |
---|
398 | { |
---|
399 | boost::shared_ptr< T > pt( static_cast< T* >( 0 ), boost::detail::sp_ms_deleter< T >() ); |
---|
400 | |
---|
401 | boost::detail::sp_ms_deleter< T > * pd = boost::get_deleter< boost::detail::sp_ms_deleter< T > >( pt ); |
---|
402 | |
---|
403 | void * pv = pd->address(); |
---|
404 | |
---|
405 | ::new( pv ) T( a1, a2, a3, a4, a5, a6, a7 ); |
---|
406 | pd->set_initialized(); |
---|
407 | |
---|
408 | T * pt2 = static_cast< T* >( pv ); |
---|
409 | |
---|
410 | boost::detail::sp_enable_shared_from_this( &pt, pt2, pt2 ); |
---|
411 | return boost::shared_ptr< T >( pt, pt2 ); |
---|
412 | } |
---|
413 | |
---|
414 | template< class T, class A, class A1, class A2, class A3, class A4, class A5, class A6, class A7 > |
---|
415 | boost::shared_ptr< T > allocate_shared( A const & a, A1 const & a1, A2 const & a2, A3 const & a3, A4 const & a4, A5 const & a5, A6 const & a6, A7 const & a7 ) |
---|
416 | { |
---|
417 | boost::shared_ptr< T > pt( static_cast< T* >( 0 ), boost::detail::sp_ms_deleter< T >(), a ); |
---|
418 | |
---|
419 | boost::detail::sp_ms_deleter< T > * pd = boost::get_deleter< boost::detail::sp_ms_deleter< T > >( pt ); |
---|
420 | |
---|
421 | void * pv = pd->address(); |
---|
422 | |
---|
423 | ::new( pv ) T( a1, a2, a3, a4, a5, a6, a7 ); |
---|
424 | pd->set_initialized(); |
---|
425 | |
---|
426 | T * pt2 = static_cast< T* >( pv ); |
---|
427 | |
---|
428 | boost::detail::sp_enable_shared_from_this( &pt, pt2, pt2 ); |
---|
429 | return boost::shared_ptr< T >( pt, pt2 ); |
---|
430 | } |
---|
431 | |
---|
432 | template< class T, class A1, class A2, class A3, class A4, class A5, class A6, class A7, class A8 > |
---|
433 | boost::shared_ptr< T > make_shared( A1 const & a1, A2 const & a2, A3 const & a3, A4 const & a4, A5 const & a5, A6 const & a6, A7 const & a7, A8 const & a8 ) |
---|
434 | { |
---|
435 | boost::shared_ptr< T > pt( static_cast< T* >( 0 ), boost::detail::sp_ms_deleter< T >() ); |
---|
436 | |
---|
437 | boost::detail::sp_ms_deleter< T > * pd = boost::get_deleter< boost::detail::sp_ms_deleter< T > >( pt ); |
---|
438 | |
---|
439 | void * pv = pd->address(); |
---|
440 | |
---|
441 | ::new( pv ) T( a1, a2, a3, a4, a5, a6, a7, a8 ); |
---|
442 | pd->set_initialized(); |
---|
443 | |
---|
444 | T * pt2 = static_cast< T* >( pv ); |
---|
445 | |
---|
446 | boost::detail::sp_enable_shared_from_this( &pt, pt2, pt2 ); |
---|
447 | return boost::shared_ptr< T >( pt, pt2 ); |
---|
448 | } |
---|
449 | |
---|
450 | template< class T, class A, class A1, class A2, class A3, class A4, class A5, class A6, class A7, class A8 > |
---|
451 | boost::shared_ptr< T > allocate_shared( A const & a, A1 const & a1, A2 const & a2, A3 const & a3, A4 const & a4, A5 const & a5, A6 const & a6, A7 const & a7, A8 const & a8 ) |
---|
452 | { |
---|
453 | boost::shared_ptr< T > pt( static_cast< T* >( 0 ), boost::detail::sp_ms_deleter< T >(), a ); |
---|
454 | |
---|
455 | boost::detail::sp_ms_deleter< T > * pd = boost::get_deleter< boost::detail::sp_ms_deleter< T > >( pt ); |
---|
456 | |
---|
457 | void * pv = pd->address(); |
---|
458 | |
---|
459 | ::new( pv ) T( a1, a2, a3, a4, a5, a6, a7, a8 ); |
---|
460 | pd->set_initialized(); |
---|
461 | |
---|
462 | T * pt2 = static_cast< T* >( pv ); |
---|
463 | |
---|
464 | boost::detail::sp_enable_shared_from_this( &pt, pt2, pt2 ); |
---|
465 | return boost::shared_ptr< T >( pt, pt2 ); |
---|
466 | } |
---|
467 | |
---|
468 | template< class T, class A1, class A2, class A3, class A4, class A5, class A6, class A7, class A8, class A9 > |
---|
469 | boost::shared_ptr< T > make_shared( A1 const & a1, A2 const & a2, A3 const & a3, A4 const & a4, A5 const & a5, A6 const & a6, A7 const & a7, A8 const & a8, A9 const & a9 ) |
---|
470 | { |
---|
471 | boost::shared_ptr< T > pt( static_cast< T* >( 0 ), boost::detail::sp_ms_deleter< T >() ); |
---|
472 | |
---|
473 | boost::detail::sp_ms_deleter< T > * pd = boost::get_deleter< boost::detail::sp_ms_deleter< T > >( pt ); |
---|
474 | |
---|
475 | void * pv = pd->address(); |
---|
476 | |
---|
477 | ::new( pv ) T( a1, a2, a3, a4, a5, a6, a7, a8, a9 ); |
---|
478 | pd->set_initialized(); |
---|
479 | |
---|
480 | T * pt2 = static_cast< T* >( pv ); |
---|
481 | |
---|
482 | boost::detail::sp_enable_shared_from_this( &pt, pt2, pt2 ); |
---|
483 | return boost::shared_ptr< T >( pt, pt2 ); |
---|
484 | } |
---|
485 | |
---|
486 | template< class T, class A, class A1, class A2, class A3, class A4, class A5, class A6, class A7, class A8, class A9 > |
---|
487 | boost::shared_ptr< T > allocate_shared( A const & a, A1 const & a1, A2 const & a2, A3 const & a3, A4 const & a4, A5 const & a5, A6 const & a6, A7 const & a7, A8 const & a8, A9 const & a9 ) |
---|
488 | { |
---|
489 | boost::shared_ptr< T > pt( static_cast< T* >( 0 ), boost::detail::sp_ms_deleter< T >(), a ); |
---|
490 | |
---|
491 | boost::detail::sp_ms_deleter< T > * pd = boost::get_deleter< boost::detail::sp_ms_deleter< T > >( pt ); |
---|
492 | |
---|
493 | void * pv = pd->address(); |
---|
494 | |
---|
495 | ::new( pv ) T( a1, a2, a3, a4, a5, a6, a7, a8, a9 ); |
---|
496 | pd->set_initialized(); |
---|
497 | |
---|
498 | T * pt2 = static_cast< T* >( pv ); |
---|
499 | |
---|
500 | boost::detail::sp_enable_shared_from_this( &pt, pt2, pt2 ); |
---|
501 | return boost::shared_ptr< T >( pt, pt2 ); |
---|
502 | } |
---|
503 | |
---|
504 | #endif |
---|
505 | |
---|
506 | } // namespace boost |
---|
507 | |
---|
508 | #endif // #ifndef BOOST_SMART_PTR_MAKE_SHARED_HPP_INCLUDED |
---|