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author | peter <peter@FreeBSD.org> | 2008-06-01 00:03:21 +0000 |
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committer | peter <peter@FreeBSD.org> | 2008-06-01 00:03:21 +0000 |
commit | a2be5f0c15218b0177d73b17d9bcb7589965d685 (patch) | |
tree | c9f0cd9c22378356a1716d32e13e70bc90f98b9c /libg++/libstdc++/stl/defalloc.h | |
parent | 9e0f3cc19c9df1594c9cc36cfd8fddc83c52ad12 (diff) | |
download | FreeBSD-src-a2be5f0c15218b0177d73b17d9bcb7589965d685.zip FreeBSD-src-a2be5f0c15218b0177d73b17d9bcb7589965d685.tar.gz |
Reorganize the gcc vendor import work area. This flattens out a bunch
of unnecessary path components that are relics of cvs2svn.
(These are directory moves)
Diffstat (limited to 'libg++/libstdc++/stl/defalloc.h')
-rw-r--r-- | libg++/libstdc++/stl/defalloc.h | 176 |
1 files changed, 176 insertions, 0 deletions
diff --git a/libg++/libstdc++/stl/defalloc.h b/libg++/libstdc++/stl/defalloc.h new file mode 100644 index 0000000..388e58f --- /dev/null +++ b/libg++/libstdc++/stl/defalloc.h @@ -0,0 +1,176 @@ +/* + * + * Copyright (c) 1994 + * Hewlett-Packard Company + * + * Permission to use, copy, modify, distribute and sell this software + * and its documentation for any purpose is hereby granted without fee, + * provided that the above copyright notice appear in all copies and + * that both that copyright notice and this permission notice appear + * in supporting documentation. Hewlett-Packard Company makes no + * representations about the suitability of this software for any + * purpose. It is provided "as is" without express or implied warranty. + * + */ + +#ifndef DEFALLOC_H +#define DEFALLOC_H + +#include <new.h> +#include <stddef.h> +#include <stdlib.h> +#include <limits.h> +#include <iostream.h> +#include <algobase.h> + +#ifndef __GNUG__ +inline void* operator new(size_t, void* p) {return p;} +#endif + +/* + * the following template function is replaced by the following two functions + * due to the fact that the Borland compiler doesn't change prediff_t type + * to type long when compile with -ml or -mh. + +template <class T> +inline T* allocate(ptrdiff_t size, T*) { + set_new_handler(0); + T* tmp = (T*)(::operator new((size_t)(size * sizeof(T)))); + if (tmp == 0) { + cerr << "out of memory" << endl; + exit(1); + } + return tmp; +} +*/ + +template <class T> +inline T* allocate(int size, T*) { + set_new_handler(0); + T* tmp = (T*)(::operator new((unsigned int)(size * sizeof(T)))); + if (tmp == 0) { + cerr << "out of memory" << endl; + exit(1); + } + return tmp; +} + +template <class T> +inline T* allocate(long size, T*) { + set_new_handler(0); + T* tmp = (T*)(::operator new((unsigned long)(size * sizeof(T)))); + if (tmp == 0) { + cerr << "out of memory" << endl; + exit(1); + } + return tmp; +} + +template <class T> +inline void deallocate(T* buffer) { + ::operator delete(buffer); +} + +template <class T> +inline void destroy(T* pointer) { + pointer->~T(); +} + +inline void destroy(char*) {} +inline void destroy(unsigned char*) {} +inline void destroy(short*) {} +inline void destroy(unsigned short*) {} +inline void destroy(int*) {} +inline void destroy(unsigned int*) {} +inline void destroy(long*) {} +inline void destroy(unsigned long*) {} +inline void destroy(float*) {} +inline void destroy(double*) {} +inline void destroy(char**) {} +inline void destroy(unsigned char**) {} +inline void destroy(short**) {} +inline void destroy(unsigned short**) {} +inline void destroy(int**) {} +inline void destroy(unsigned int**) {} +inline void destroy(long**) {} +inline void destroy(unsigned long**) {} +inline void destroy(float**) {} +inline void destroy(double**) {} + +inline void destroy(char*, char*) {} +inline void destroy(unsigned char*, unsigned char*) {} +inline void destroy(short*, short*) {} +inline void destroy(unsigned short*, unsigned short*) {} +inline void destroy(int*, int*) {} +inline void destroy(unsigned int*, unsigned int*) {} +inline void destroy(long*, long*) {} +inline void destroy(unsigned long*, unsigned long*) {} +inline void destroy(float*, float*) {} +inline void destroy(double*, double*) {} +inline void destroy(char**, char**) {} +inline void destroy(unsigned char**, unsigned char**) {} +inline void destroy(short**, short**) {} +inline void destroy(unsigned short**, unsigned short**) {} +inline void destroy(int**, int**) {} +inline void destroy(unsigned int**, unsigned int**) {} +inline void destroy(long**, long**) {} +inline void destroy(unsigned long**, unsigned long**) {} +inline void destroy(float**, float**) {} +inline void destroy(double**, double**) {} + +template <class T1, class T2> +inline void construct(T1* p, const T2& value) { + new (p) T1(value); +} + +template <class T> +class allocator { +public: + typedef T value_type; + typedef T* pointer; + typedef const T* const_pointer; + typedef T& reference; + typedef const T& const_reference; + typedef size_t size_type; + typedef ptrdiff_t difference_type; +#ifdef __GNUG__ + static pointer allocate(size_type n) { + return ::allocate((difference_type)n, (pointer)0); + } + static void deallocate(pointer p) { ::deallocate(p); } + static pointer address(reference x) { return (pointer)&x; } + static const_pointer const_address(const_reference x) { + return (const_pointer)&x; + } + static size_type init_page_size() { + return max(size_type(1), size_type(4096/sizeof(T))); + } + static size_type max_size() { + return max(size_type(1), size_type(UINT_MAX/sizeof(T))); + } +#else + pointer allocate(size_type n) { + return ::allocate((difference_type)n, (pointer)0); + } + void deallocate(pointer p) { ::deallocate(p); } + pointer address(reference x) { return (pointer)&x; } + const_pointer const_address(const_reference x) { + return (const_pointer)&x; + } + size_type init_page_size() { + return max(size_type(1), size_type(4096/sizeof(T))); + } + size_type max_size() const { + return max(size_type(1), size_type(UINT_MAX/sizeof(T))); + } +#endif +}; + +class allocator<void> { +public: + typedef void* pointer; +}; + + + +#endif |