1.1 --- a/epoc32/include/stdapis/stlport/stl/_alloc.h Tue Mar 16 16:12:26 2010 +0000
1.2 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000
1.3 @@ -1,543 +0,0 @@
1.4 -/*
1.5 - *
1.6 - * Copyright (c) 1996,1997
1.7 - * Silicon Graphics Computer Systems, Inc.
1.8 - *
1.9 - * Copyright (c) 1997
1.10 - * Moscow Center for SPARC Technology
1.11 - *
1.12 - * Copyright (c) 1999
1.13 - * Boris Fomitchev
1.14 - *
1.15 - * This material is provided "as is", with absolutely no warranty expressed
1.16 - * or implied. Any use is at your own risk.
1.17 - *
1.18 - * Permission to use or copy this software for any purpose is hereby granted
1.19 - * without fee, provided the above notices are retained on all copies.
1.20 - * Permission to modify the code and to distribute modified code is granted,
1.21 - * provided the above notices are retained, and a notice that the code was
1.22 - * modified is included with the above copyright notice.
1.23 - *
1.24 - */
1.25 -
1.26 -/* NOTE: This is an internal header file, included by other STL headers.
1.27 - * You should not attempt to use it directly.
1.28 - */
1.29 -
1.30 -#ifndef _STLP_INTERNAL_ALLOC_H
1.31 -#define _STLP_INTERNAL_ALLOC_H
1.32 -
1.33 -# ifndef _STLP_CSTDDEF
1.34 -# include <cstddef>
1.35 -# endif
1.36 -
1.37 -#if !defined (_STLP_DEBUG_H) && (defined (_STLP_DEBUG) || defined (_STLP_ASSERTIONS))
1.38 -# include <stl/debug/_debug.h>
1.39 -#endif
1.40 -
1.41 -# ifndef _STLP_CSTDLIB
1.42 -# include <cstdlib>
1.43 -# endif
1.44 -# ifndef _STLP_CSTRING
1.45 -# include <cstring>
1.46 -# endif
1.47 -
1.48 -# ifndef __THROW_BAD_ALLOC
1.49 -# if !defined(_STLP_USE_EXCEPTIONS)
1.50 -# if !defined (_STLP_CSTDIO)
1.51 -# include <cstdio>
1.52 -# endif
1.53 -# if !defined (_STLP_CSTDLIB)
1.54 -# include <cstdlib>
1.55 -# endif
1.56 -# define __THROW_BAD_ALLOC puts("out of memory\n"); exit(1)
1.57 -# else /* !defined(_STLP_USE_EXCEPTIONS) */
1.58 -# define __THROW_BAD_ALLOC throw _STLP_STD::bad_alloc()
1.59 -# endif /* !defined(_STLP_USE_EXCEPTIONS) */
1.60 -# endif /* __THROW_BAD_ALLOC */
1.61 -
1.62 -# ifndef _STLP_INTERNAL_NEW_HEADER
1.63 -# include <stl/_new.h>
1.64 -# endif
1.65 -
1.66 -// #if ! defined (__SYMBIAN32__)
1.67 -#if /* defined (_STLP_THREADS) && */ ! defined (_STLP_INTERNAL_THREADS_H)
1.68 -# include <stl/_threads.h>
1.69 -// #endif
1.70 -#endif
1.71 -
1.72 -#ifndef _STLP_INTERNAL_CONSTRUCT_H
1.73 -# include <stl/_construct.h>
1.74 -#endif
1.75 -
1.76 -#ifndef __ALLOC
1.77 -# define __ALLOC __sgi_alloc
1.78 -#endif
1.79 -
1.80 -# ifndef __RESTRICT
1.81 -# define __RESTRICT
1.82 -# endif
1.83 -
1.84 -#if defined (_STLP_THREADS) || (defined(_STLP_OWN_IOSTREAMS) && ! defined (_STLP_NO_THREADS) && ! defined (_NOTHREADS) )
1.85 -# define _STLP_NODE_ALLOCATOR_THREADS true
1.86 -#else
1.87 -# define _STLP_NODE_ALLOCATOR_THREADS false
1.88 -#endif
1.89 -
1.90 -_STLP_BEGIN_NAMESPACE
1.91 -
1.92 -# if defined (_STLP_USE_RAW_SGI_ALLOCATORS)
1.93 -template <class _Tp, class _Alloc> struct __allocator;
1.94 -# endif
1.95 -
1.96 -#ifndef _STLP_NO_NODE_ALLOC
1.97 -
1.98 -// Malloc-based allocator. Typically slower than default alloc below.
1.99 -// Typically thread-safe and more storage efficient.
1.100 -
1.101 -typedef void (* __oom_handler_type)();
1.102 -
1.103 -template <int __inst>
1.104 -class __malloc_alloc {
1.105 -private:
1.106 - static void* _STLP_CALL _S_oom_malloc(size_t);
1.107 - static __oom_handler_type __oom_handler;
1.108 -public:
1.109 - // this one is needed for proper simple_alloc wrapping
1.110 - typedef char value_type;
1.111 -# if defined (_STLP_MEMBER_TEMPLATE_CLASSES) && defined (_STLP_USE_RAW_SGI_ALLOCATORS)
1.112 - template <class _Tp1> struct rebind {
1.113 - typedef __allocator<_Tp1, __malloc_alloc<__inst> > other;
1.114 - };
1.115 -# endif
1.116 - static void* _STLP_CALL allocate(size_t __n) {
1.117 - void* __result = malloc(__n);
1.118 - if (0 == __result) __result = _S_oom_malloc(__n);
1.119 - return __result;
1.120 - }
1.121 - static void _STLP_CALL deallocate(void* __p, size_t /* __n */) { free((char*)__p); }
1.122 - static __oom_handler_type _STLP_CALL set_malloc_handler(__oom_handler_type __f) {
1.123 - __oom_handler_type __old = __oom_handler;
1.124 - __oom_handler = __f;
1.125 - return(__old);
1.126 - }
1.127 -};
1.128 -
1.129 -# endif
1.130 -
1.131 -// New-based allocator. Typically slower than default alloc below.
1.132 -// Typically thread-safe and more storage efficient.
1.133 -class _STLP_CLASS_DECLSPEC __new_alloc {
1.134 -public:
1.135 - // this one is needed for proper simple_alloc wrapping
1.136 - typedef char value_type;
1.137 -# if defined (_STLP_MEMBER_TEMPLATE_CLASSES) && defined(_STLP_USE_RAW_SGI_ALLOCATORS)
1.138 - template <class _Tp1> struct rebind {
1.139 - typedef __allocator<_Tp1, __new_alloc > other;
1.140 - };
1.141 -# endif
1.142 - static void* _STLP_CALL allocate(size_t __n) {
1.143 - return __stl_new(__n);
1.144 - }
1.145 - static void _STLP_CALL deallocate(void* __p, size_t) { __stl_delete(__p); }
1.146 -};
1.147 -
1.148 -
1.149 -// Allocator adaptor to check size arguments for debugging.
1.150 -// Reports errors using assert. Checking can be disabled with
1.151 -// NDEBUG, but it's far better to just use the underlying allocator
1.152 -// instead when no checking is desired.
1.153 -// There is some evidence that this can confuse Purify.
1.154 -// This adaptor can only be applied to raw allocators
1.155 -
1.156 -template <class _Alloc>
1.157 -class __debug_alloc : public _Alloc {
1.158 -public:
1.159 - typedef _Alloc __allocator_type;
1.160 - typedef typename _Alloc::value_type value_type;
1.161 -private:
1.162 - struct __alloc_header {
1.163 - size_t __magic: 16;
1.164 - size_t __type_size:16;
1.165 - _STLP_UINT32_T _M_size;
1.166 - }; // that is 8 bytes for sure
1.167 - // Sunpro CC has bug on enums, so extra_before/after set explicitly
1.168 - enum { __pad=8, __magic=0xdeba, __deleted_magic = 0xdebd,
1.169 - __shred_byte= _STLP_SHRED_BYTE
1.170 - };
1.171 -
1.172 - enum { __extra_before = 16, __extra_after = 8 };
1.173 - // Size of space used to store size. Note
1.174 - // that this must be large enough to preserve
1.175 - // alignment.
1.176 - static size_t _STLP_CALL __extra_before_chunk() {
1.177 - return (long)__extra_before/sizeof(value_type)+
1.178 - (size_t)((long)__extra_before%sizeof(value_type)>0);
1.179 - }
1.180 - static size_t _STLP_CALL __extra_after_chunk() {
1.181 - return (long)__extra_after/sizeof(value_type)+
1.182 - (size_t)((long)__extra_after%sizeof(value_type)>0);
1.183 - }
1.184 -public:
1.185 -# if defined (_STLP_MEMBER_TEMPLATE_CLASSES) && defined (_STLP_USE_RAW_SGI_ALLOCATORS)
1.186 - template <class _Tp1> struct rebind {
1.187 - typedef __allocator< _Tp1, __debug_alloc<_Alloc> > other;
1.188 - };
1.189 -# endif
1.190 - __debug_alloc() {}
1.191 - ~__debug_alloc() {}
1.192 - static void * _STLP_CALL allocate(size_t);
1.193 - static void _STLP_CALL deallocate(void *, size_t);
1.194 -};
1.195 -
1.196 -# if defined(__OS400__)
1.197 -enum {_ALIGN = 16, _ALIGN_SHIFT=4, _MAX_BYTES = 256};
1.198 -# define _STLP_NFREELISTS 16
1.199 -# else
1.200 -enum {_ALIGN = 8, _ALIGN_SHIFT=3, _MAX_BYTES = 128};
1.201 -# define _STLP_NFREELISTS 16
1.202 -# endif /* __OS400__ */
1.203 -
1.204 -#ifndef _STLP_NO_NODE_ALLOC
1.205 -
1.206 -// Default node allocator.
1.207 -// With a reasonable compiler, this should be roughly as fast as the
1.208 -// original STL class-specific allocators, but with less fragmentation.
1.209 -// Default_alloc_template parameters are experimental and MAY
1.210 -// DISAPPEAR in the future. Clients should just use alloc for now.
1.211 -//
1.212 -// Important implementation properties:
1.213 -// 1. If the client request an object of size > _MAX_BYTES, the resulting
1.214 -// object will be obtained directly from malloc.
1.215 -// 2. In all other cases, we allocate an object of size exactly
1.216 -// _S_round_up(requested_size). Thus the client has enough size
1.217 -// information that we can return the object to the proper free list
1.218 -// without permanently losing part of the object.
1.219 -//
1.220 -
1.221 -// The first template parameter specifies whether more than one thread
1.222 -// may use this allocator. It is safe to allocate an object from
1.223 -// one instance of a default_alloc and deallocate it with another
1.224 -// one. This effectively transfers its ownership to the second one.
1.225 -// This may have undesirable effects on reference locality.
1.226 -// The second parameter is unreferenced and serves only to allow the
1.227 -// creation of multiple default_alloc instances.
1.228 -
1.229 -class _STLP_CLASS_DECLSPEC _Node_alloc_obj {
1.230 -public:
1.231 - _Node_alloc_obj * _M_free_list_link;
1.232 -};
1.233 -
1.234 -template <bool __threads, int __inst>
1.235 -class __node_alloc {
1.236 - _STLP_PRIVATE:
1.237 - static inline size_t _STLP_CALL _S_round_up(size_t __bytes) { return (((__bytes) + (size_t)_ALIGN-1) & ~((size_t)_ALIGN - 1)); }
1.238 - typedef _Node_alloc_obj _Obj;
1.239 -private:
1.240 - // Returns an object of size __n, and optionally adds to size __n free list.
1.241 - static void* _STLP_CALL _S_refill(size_t __n);
1.242 - // Allocates a chunk for nobjs of size size. nobjs may be reduced
1.243 - // if it is inconvenient to allocate the requested number.
1.244 - static char* _STLP_CALL _S_chunk_alloc(size_t __p_size, int& __nobjs);
1.245 - // Chunk allocation state.
1.246 - static _Node_alloc_obj * _STLP_VOLATILE _S_free_list[_STLP_NFREELISTS];
1.247 - static char* _S_start_free;
1.248 - static char* _S_end_free;
1.249 - static size_t _S_heap_size;
1.250 - static void * _STLP_CALL _M_allocate(size_t __n);
1.251 - /* __p may not be 0 */
1.252 - static void _STLP_CALL _M_deallocate(void *__p, size_t __n);
1.253 -public:
1.254 - // this one is needed for proper simple_alloc wrapping
1.255 - typedef char value_type;
1.256 -# if defined (_STLP_MEMBER_TEMPLATE_CLASSES) && defined (_STLP_USE_RAW_SGI_ALLOCATORS)
1.257 - template <class _Tp1> struct rebind {
1.258 - typedef __allocator<_Tp1, __node_alloc<__threads, __inst> > other;
1.259 - };
1.260 -# endif
1.261 - /* __n must be > 0 */
1.262 - static void * _STLP_CALL allocate(size_t __n) {
1.263 -return (__n > (size_t)_MAX_BYTES) ? __stl_new(__n) : _M_allocate(__n); }
1.264 - /* __p may not be 0 */
1.265 - static void _STLP_CALL deallocate(void *__p, size_t __n) {
1.266 -if (__n > (size_t)_MAX_BYTES) __stl_delete(__p); else _M_deallocate(__p, __n); }
1.267 -};
1.268 -
1.269 -# if defined (_STLP_USE_TEMPLATE_EXPORT)
1.270 -_STLP_EXPORT_TEMPLATE_CLASS __malloc_alloc<0>;
1.271 -_STLP_EXPORT_TEMPLATE_CLASS __node_alloc<_STLP_NODE_ALLOCATOR_THREADS, 0>;
1.272 -# endif /* _STLP_USE_TEMPLATE_EXPORT */
1.273 -typedef __node_alloc<_STLP_NODE_ALLOCATOR_THREADS, 0> _Node_alloc;
1.274 -# if defined (_STLP_USE_TEMPLATE_EXPORT)
1.275 -_STLP_EXPORT_TEMPLATE_CLASS __debug_alloc<_Node_alloc>;
1.276 -_STLP_EXPORT_TEMPLATE_CLASS __debug_alloc<__new_alloc>;
1.277 -_STLP_EXPORT_TEMPLATE_CLASS __debug_alloc<__malloc_alloc<0> >;
1.278 -# endif
1.279 -
1.280 -#endif
1.281 -
1.282 -# if defined (_STLP_USE_PERTHREAD_ALLOC)
1.283 -
1.284 -_STLP_END_NAMESPACE
1.285 -// include additional header here
1.286 -# include <stl/_pthread_alloc.h>
1.287 -_STLP_BEGIN_NAMESPACE
1.288 -
1.289 -# if defined ( _STLP_DEBUG_ALLOC )
1.290 -typedef __debug_alloc<__pthread_alloc> __sgi_alloc;
1.291 -# else
1.292 -typedef __pthread_alloc __sgi_alloc;
1.293 -# endif /* _STLP_DEBUG_ALLOC */
1.294 -
1.295 -typedef __pthread_alloc __single_client_alloc;
1.296 -typedef __pthread_alloc __multithreaded_alloc;
1.297 -
1.298 -# else
1.299 -
1.300 -# if defined ( _STLP_USE_NEWALLOC )
1.301 -
1.302 -# if defined ( _STLP_DEBUG_ALLOC )
1.303 -typedef __debug_alloc<__new_alloc> __sgi_alloc;
1.304 -# else
1.305 -typedef __new_alloc __sgi_alloc;
1.306 -# endif /* _STLP_DEBUG_ALLOC */
1.307 -
1.308 -typedef __new_alloc __single_client_alloc;
1.309 -typedef __new_alloc __multithreaded_alloc;
1.310 -
1.311 -# elif defined (_STLP_USE_MALLOC)
1.312 -
1.313 -# if defined ( _STLP_DEBUG_ALLOC )
1.314 -typedef __debug_alloc<__malloc_alloc<0> > __sgi_alloc;
1.315 -# else
1.316 -typedef __malloc_alloc<0> __sgi_alloc;
1.317 -# endif /* _STLP_DEBUG_ALLOC */
1.318 -
1.319 -typedef __malloc_alloc<0> __single_client_alloc;
1.320 -typedef __malloc_alloc<0> __multithreaded_alloc;
1.321 -
1.322 -# else
1.323 -
1.324 -# if defined ( _STLP_DEBUG_ALLOC )
1.325 -typedef __debug_alloc<_Node_alloc> __sgi_alloc;
1.326 -# else
1.327 -typedef _Node_alloc __sgi_alloc;
1.328 -# endif
1.329 -
1.330 -typedef __node_alloc<false, 0> __single_client_alloc;
1.331 -typedef __node_alloc<true, 0> __multithreaded_alloc;
1.332 -
1.333 -# endif /* _STLP_USE_NEWALLOC */
1.334 -# endif /* PTHREAD_ALLOC */
1.335 -
1.336 -// This implements allocators as specified in the C++ standard.
1.337 -//
1.338 -// Note that standard-conforming allocators use many language features
1.339 -// that are not yet widely implemented. In particular, they rely on
1.340 -// member templates, partial specialization, partial ordering of function
1.341 -// templates, the typename keyword, and the use of the template keyword
1.342 -// to refer to a template member of a dependent type.
1.343 -
1.344 -template <class _Tp>
1.345 -class allocator {
1.346 -public:
1.347 -
1.348 - typedef _Tp value_type;
1.349 - typedef value_type * pointer;
1.350 - typedef const _Tp* const_pointer;
1.351 - typedef _Tp& reference;
1.352 - typedef const _Tp& const_reference;
1.353 - typedef size_t size_type;
1.354 - typedef ptrdiff_t difference_type;
1.355 -# if defined (_STLP_MEMBER_TEMPLATE_CLASSES)
1.356 - template <class _Tp1> struct rebind {
1.357 - typedef allocator<_Tp1> other;
1.358 - };
1.359 -# endif
1.360 - allocator() _STLP_NOTHROW {}
1.361 - # if defined (_STLP_MEMBER_TEMPLATES)
1.362 - template <class _Tp1> allocator(const allocator<_Tp1>&) _STLP_NOTHROW {}
1.363 - # endif
1.364 - allocator(const allocator<_Tp>&) _STLP_NOTHROW {}
1.365 - ~allocator() _STLP_NOTHROW {}
1.366 - pointer address(reference __x) const { return &__x; }
1.367 - const_pointer address(const_reference __x) const { return &__x; }
1.368 - // __n is permitted to be 0. The C++ standard says nothing about what the return value is when __n == 0.
1.369 - _Tp* allocate(size_type __n, const void* = 0) {
1.370 - return __n != 0 ? __REINTERPRET_CAST(value_type*,__sgi_alloc::allocate(__n * sizeof(value_type))) : 0;
1.371 - }
1.372 - // __p is permitted to be a null pointer, only if n==0.
1.373 - void deallocate(pointer __p, size_type __n) {
1.374 - _STLP_ASSERT( (__p == 0) == (__n == 0) )
1.375 - if (__p != 0) __sgi_alloc::deallocate((void*)__p, __n * sizeof(value_type));
1.376 - }
1.377 - // backwards compatibility
1.378 - void deallocate(pointer __p) const { if (__p != 0) __sgi_alloc::deallocate((void*)__p, sizeof(value_type)); }
1.379 - size_type max_size() const _STLP_NOTHROW { return size_t(-1) / sizeof(value_type); }
1.380 - void construct(pointer __p, const _Tp& __val) { _STLP_STD::_Construct(__p, __val); }
1.381 - void destroy(pointer __p) { _STLP_STD::_Destroy(__p); }
1.382 -# if defined(__MRC__)||(defined(__SC__) && !defined(__DMC__))
1.383 - template <class _T2> bool operator==(const allocator<_T2>&) const _STLP_NOTHROW { return true; }
1.384 - template <class _T2> bool operator!=(const allocator<_T2>&) const _STLP_NOTHROW { return false; }
1.385 -# endif
1.386 -};
1.387 -
1.388 -_STLP_TEMPLATE_NULL
1.389 -class _STLP_CLASS_DECLSPEC allocator<void> {
1.390 -public:
1.391 - typedef size_t size_type;
1.392 - typedef ptrdiff_t difference_type;
1.393 - typedef void* pointer;
1.394 - typedef const void* const_pointer;
1.395 -# if defined (_STLP_CLASS_PARTIAL_SPECIALIZATION)
1.396 - typedef void value_type;
1.397 -# endif
1.398 -# if defined (_STLP_MEMBER_TEMPLATE_CLASSES)
1.399 - template <class _Tp1> struct rebind {
1.400 - typedef allocator<_Tp1> other;
1.401 - };
1.402 -# endif
1.403 -# if defined(__MRC__)||(defined(__SC__)&&!defined(__DMC__)) //*ty 03/24/2001 - MPW compilers get confused on these operator definitions
1.404 - template <class _T2> bool operator==(const allocator<_T2>&) const _STLP_NOTHROW { return true; }
1.405 - template <class _T2> bool operator!=(const allocator<_T2>&) const _STLP_NOTHROW { return false; }
1.406 -# endif
1.407 -};
1.408 -
1.409 -#if !(defined(__MRC__)||(defined(__SC__)&&!defined(__DMC__))) //*ty 03/24/2001 - MPW compilers get confused on these operator definitions
1.410 -template <class _T1, class _T2> inline bool _STLP_CALL operator==(const allocator<_T1>&, const allocator<_T2>&) _STLP_NOTHROW { return true; }
1.411 -template <class _T1, class _T2> inline bool _STLP_CALL operator!=(const allocator<_T1>&, const allocator<_T2>&) _STLP_NOTHROW { return false; }
1.412 -#endif
1.413 -
1.414 -# if defined (_STLP_USE_TEMPLATE_EXPORT)
1.415 -_STLP_EXPORT_TEMPLATE_CLASS allocator<char>;
1.416 -# if defined (_STLP_HAS_WCHAR_T)
1.417 -_STLP_EXPORT_TEMPLATE_CLASS allocator<wchar_t>;
1.418 -# endif
1.419 -# endif /* _STLP_USE_TEMPLATE_EXPORT */
1.420 -
1.421 -// Another allocator adaptor: _Alloc_traits. This serves two
1.422 -// purposes. First, make it possible to write containers that can use
1.423 -// either SGI-style allocators or standard-conforming allocator.
1.424 -
1.425 -// The fully general version.
1.426 -template <class _Tp, class _Allocator>
1.427 -struct _Alloc_traits
1.428 -{
1.429 - typedef _Allocator _Orig;
1.430 -# if defined (_STLP_USE_NESTED_TCLASS_THROUGHT_TPARAM)
1.431 - typedef typename _Allocator::_STLP_TEMPLATE rebind<_Tp> _Rebind_type;
1.432 - typedef typename _Rebind_type::other allocator_type;
1.433 - static allocator_type create_allocator(const _Orig& __a) { return allocator_type(__a); }
1.434 -# else
1.435 - // this is not actually true, used only to pass this type through
1.436 - // to dynamic overload selection in _STLP_alloc_proxy methods
1.437 - typedef _Allocator allocator_type;
1.438 -# endif /* _STLP_USE_NESTED_TCLASS_THROUGHT_TPARAM */
1.439 -};
1.440 -
1.441 -#ifndef _STLP_FORCE_ALLOCATORS
1.442 -#define _STLP_FORCE_ALLOCATORS(a,y)
1.443 -#endif
1.444 -
1.445 -#if defined (_STLP_CLASS_PARTIAL_SPECIALIZATION) && ! defined (_STLP_MEMBER_TEMPLATE_CLASSES)
1.446 -// The version for the default allocator, for rare occasion when we have partial spec w/o member template classes
1.447 -template <class _Tp, class _Tp1>
1.448 -struct _Alloc_traits<_Tp, allocator<_Tp1> > {
1.449 - typedef allocator<_Tp1> _Orig;
1.450 - typedef allocator<_Tp> allocator_type;
1.451 - static allocator_type create_allocator(const allocator<_Tp1 >& __a) { return allocator_type(__a); }
1.452 -};
1.453 -#endif /* _STLP_CLASS_PARTIAL_SPECIALIZATION */
1.454 -
1.455 -/* macro to convert the allocator for initialization
1.456 - * not using MEMBER_TEMPLATE_CLASSES as it should work given template constructor */
1.457 -#if defined (_STLP_MEMBER_TEMPLATES) || ! defined (_STLP_CLASS_PARTIAL_SPECIALIZATION)
1.458 -/* if _STLP_NO_TEMPLATE_CONVERSIONS is set, the member template constructor is
1.459 - * not used implicitly to convert allocator parameter, so let us do it explicitly */
1.460 -# if defined (_STLP_MEMBER_TEMPLATE_CLASSES) && defined (_STLP_NO_TEMPLATE_CONVERSIONS)
1.461 -# define _STLP_CONVERT_ALLOCATOR(__a, _Tp) __stl_alloc_create(__a,(_Tp*)0)
1.462 -# else
1.463 -# define _STLP_CONVERT_ALLOCATOR(__a, _Tp) __a
1.464 -# endif
1.465 -/* else convert, but only if partial specialization works, since else
1.466 - * Container::allocator_type won't be different */
1.467 -#else
1.468 -# define _STLP_CONVERT_ALLOCATOR(__a, _Tp) __stl_alloc_create(__a,(_Tp*)0)
1.469 -#endif
1.470 -
1.471 -# if defined (_STLP_USE_NESTED_TCLASS_THROUGHT_TPARAM)
1.472 -template <class _Tp, class _Alloc>
1.473 -inline _STLP_TYPENAME_ON_RETURN_TYPE _Alloc_traits<_Tp, _Alloc>::allocator_type _STLP_CALL
1.474 -__stl_alloc_create(const _Alloc& __a, const _Tp*) {
1.475 - typedef typename _Alloc::_STLP_TEMPLATE rebind<_Tp>::other _Rebound_type;
1.476 - return _Rebound_type(__a);
1.477 -}
1.478 -#else
1.479 -// If custom allocators are being used without member template classes support :
1.480 -// user (on purpose) is forced to define rebind/get operations !!!
1.481 -template <class _Tp1, class _Tp2>
1.482 -inline allocator<_Tp2>& _STLP_CALL
1.483 -__stl_alloc_rebind(allocator<_Tp1>& __a, const _Tp2*) { return (allocator<_Tp2>&)(__a); }
1.484 -template <class _Tp1, class _Tp2>
1.485 -inline allocator<_Tp2> _STLP_CALL
1.486 -__stl_alloc_create(const allocator<_Tp1>&, const _Tp2*) { return allocator<_Tp2>(); }
1.487 -#endif /* _STLP_USE_NESTED_TCLASS_THROUGHT_TPARAM */
1.488 -
1.489 -# ifdef _STLP_USE_RAW_SGI_ALLOCATORS
1.490 -// move obsolete stuff out of the way
1.491 -# include <stl/_alloc_old.h>
1.492 -# endif
1.493 -
1.494 -// inheritance is being used for EBO optimization
1.495 -template <class _Value, class _Tp, class _MaybeReboundAlloc>
1.496 -class _STLP_alloc_proxy : public _MaybeReboundAlloc {
1.497 -private:
1.498 - typedef _MaybeReboundAlloc _Base;
1.499 - typedef _STLP_alloc_proxy<_Value, _Tp, _MaybeReboundAlloc> _Self;
1.500 -public:
1.501 - _Value _M_data;
1.502 - inline _STLP_alloc_proxy(const _MaybeReboundAlloc& __a, _Value __p) : _MaybeReboundAlloc(__a), _M_data(__p) {}
1.503 -
1.504 -# if 0
1.505 - inline _STLP_alloc_proxy(const _Self& __x) : _MaybeReboundAlloc(__x), _M_data(__x._M_data) {}
1.506 - // construction/destruction
1.507 - inline _Self& operator = (const _Self& __x) {
1.508 - *(_MaybeReboundAlloc*)this = *(_MaybeReboundAlloc*)__x;
1.509 - _M_data = __x._M_data; return *this;
1.510 - }
1.511 - inline _Self& operator = (const _Base& __x) { ((_Base&)*this) = __x; return *this; }
1.512 -# endif
1.513 - // Unified interface to perform allocate()/deallocate() with limited
1.514 - // language support
1.515 -#if ! defined (_STLP_USE_NESTED_TCLASS_THROUGHT_TPARAM)
1.516 - // else it is rebound already, and allocate() member is accessible
1.517 - inline _Tp* allocate(size_t __n) {
1.518 - return __stl_alloc_rebind(__STATIC_CAST(_Base&,*this),(_Tp*)0).allocate(__n,0);
1.519 - }
1.520 - inline void deallocate(_Tp* __p, size_t __n) {
1.521 - __stl_alloc_rebind(__STATIC_CAST(_Base&, *this),(_Tp*)0).deallocate(__p, __n);
1.522 - }
1.523 -#endif /* !_STLP_USE_NESTED_TCLASS_THROUGHT_TPARAM */
1.524 -};
1.525 -
1.526 -# if defined (_STLP_USE_TEMPLATE_EXPORT)
1.527 -_STLP_EXPORT_TEMPLATE_CLASS _STLP_alloc_proxy<char *,char,allocator<char> >;
1.528 -# if defined (_STLP_HAS_WCHAR_T)
1.529 -_STLP_EXPORT_TEMPLATE_CLASS _STLP_alloc_proxy<wchar_t *,wchar_t,allocator<wchar_t> >;
1.530 -# endif
1.531 -# endif /* _STLP_USE_TEMPLATE_EXPORT */
1.532 -
1.533 -# undef _STLP_NODE_ALLOCATOR_THREADS
1.534 -
1.535 -_STLP_END_NAMESPACE
1.536 -
1.537 -# if defined (_STLP_EXPOSE_GLOBALS_IMPLEMENTATION) && !defined (_STLP_LINK_TIME_INSTANTIATION)
1.538 -# include <stl/_alloc.c>
1.539 -# endif
1.540 -
1.541 -#endif /* _STLP_INTERNAL_ALLOC_H */
1.542 -
1.543 -// Local Variables:
1.544 -// mode:C++
1.545 -// End:
1.546 -