2006-03-20 17:12:09 +00:00
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/*
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2014-06-01 17:55:23 +00:00
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* Portions of this file are copyright Rebirth contributors and licensed as
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* described in COPYING.txt.
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* Portions of this file are copyright Parallax Software and licensed
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* according to the Parallax license below.
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* See COPYING.txt for license details.
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2006-03-20 17:12:09 +00:00
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THE COMPUTER CODE CONTAINED HEREIN IS THE SOLE PROPERTY OF PARALLAX
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SOFTWARE CORPORATION ("PARALLAX"). PARALLAX, IN DISTRIBUTING THE CODE TO
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END-USERS, AND SUBJECT TO ALL OF THE TERMS AND CONDITIONS HEREIN, GRANTS A
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ROYALTY-FREE, PERPETUAL LICENSE TO SUCH END-USERS FOR USE BY SUCH END-USERS
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IN USING, DISPLAYING, AND CREATING DERIVATIVE WORKS THEREOF, SO LONG AS
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SUCH USE, DISPLAY OR CREATION IS FOR NON-COMMERCIAL, ROYALTY OR REVENUE
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FREE PURPOSES. IN NO EVENT SHALL THE END-USER USE THE COMPUTER CODE
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CONTAINED HEREIN FOR REVENUE-BEARING PURPOSES. THE END-USER UNDERSTANDS
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AND AGREES TO THE TERMS HEREIN AND ACCEPTS THE SAME BY USE OF THIS FILE.
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COPYRIGHT 1993-1999 PARALLAX SOFTWARE CORPORATION. ALL RIGHTS RESERVED.
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*/
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2015-01-23 03:55:04 +00:00
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#pragma once
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2008-04-06 20:23:28 +00:00
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2006-03-20 17:12:09 +00:00
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#include <stdlib.h>
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2012-11-11 22:12:51 +00:00
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#ifdef __cplusplus
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2015-01-23 03:55:04 +00:00
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#include <memory>
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2013-12-18 21:47:20 +00:00
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#include "dxxsconf.h"
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2014-09-07 21:23:03 +00:00
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#include "compiler-exchange.h"
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2014-07-25 01:36:12 +00:00
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#include "compiler-type_traits.h"
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2012-11-11 22:12:51 +00:00
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2010-08-28 01:13:01 +00:00
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#define MEM_K 1.5 // Dynamic array growth factor
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2012-05-20 18:59:08 +00:00
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#ifdef DEBUG_MEMORY_ALLOCATIONS
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2012-09-02 17:16:21 +00:00
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void mem_init(void);
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2012-10-31 15:26:48 +00:00
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2006-03-20 17:12:09 +00:00
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void mem_display_blocks();
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2013-12-18 22:13:03 +00:00
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void * mem_malloc( unsigned int size, const char * var, const char * file, unsigned line) __attribute_alloc_size(1) __attribute_malloc();
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void * mem_calloc( size_t nmemb, size_t size, const char * var, const char * filename, unsigned line) __attribute_alloc_size(1,2) __attribute_malloc();
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void * mem_realloc( void * buffer, unsigned int size, const char * var, const char * file, int line ) __attribute_alloc_size(2);
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2006-03-20 17:12:09 +00:00
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extern void mem_free( void * buffer );
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/* DPH: Changed malloc, etc. to d_malloc. Overloading system calls is very evil and error prone */
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// Checks to see if any blocks are overwritten
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void mem_validate_heap();
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2013-07-13 04:23:18 +00:00
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#define mem_calloc(nmemb,size,var,file,line) ((mem_calloc)((size) ? (nmemb) : 0, (size), (var), (file), (line)))
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2006-03-20 17:12:09 +00:00
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2013-07-13 04:23:18 +00:00
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#else
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2006-03-20 17:12:09 +00:00
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2015-01-18 01:58:33 +00:00
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#define mem_malloc(size,var,file,line) ((void)var,(void)file,(void)line,malloc((size)))
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#define mem_calloc(nmemb,size,var,file,line) ((void)var,(void)file,(void)line,calloc((nmemb),(size)))
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#define mem_realloc(ptr,size,var,file,line) ((void)var,(void)file,(void)line,realloc((ptr),(size)))
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2013-07-13 04:23:18 +00:00
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#define mem_free free
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2006-03-20 17:12:09 +00:00
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2012-05-20 18:59:08 +00:00
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static inline void mem_init(void)
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{
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}
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2006-03-20 17:12:09 +00:00
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#endif
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2008-04-06 20:23:28 +00:00
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2014-07-25 01:36:12 +00:00
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template <typename T>
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2014-09-07 21:23:03 +00:00
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T *MALLOC(T *&r, std::size_t count, const char *var, const char *file, unsigned line)
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2014-07-25 01:36:12 +00:00
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{
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static_assert(tt::is_pod<T>::value, "MALLOC cannot allocate non-POD");
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2014-09-07 21:23:03 +00:00
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return r = reinterpret_cast<T *>(mem_malloc(count, var, file, line));
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2014-07-25 01:36:12 +00:00
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}
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template <typename T>
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2014-09-07 21:23:03 +00:00
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T *CALLOC(T *&r, std::size_t count, const char *var, const char *file, unsigned line)
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2014-07-25 01:36:12 +00:00
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{
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static_assert(tt::is_pod<T>::value, "CALLOC cannot allocate non-POD");
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2014-09-07 21:23:03 +00:00
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return r = reinterpret_cast<T *>(mem_calloc(count, sizeof(T), var, file, line));
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2014-07-25 01:36:12 +00:00
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}
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2013-07-13 04:23:18 +00:00
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#define d_malloc(size) mem_malloc((size),"Unknown", __FILE__,__LINE__ )
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#define d_calloc(nmemb,size) mem_calloc((nmemb),(size),"Unknown", __FILE__,__LINE__ )
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#define d_realloc(ptr,size) mem_realloc((ptr),(size),"Unknown", __FILE__,__LINE__ )
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2014-08-16 04:18:58 +00:00
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template <typename T>
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static inline void d_free(T *&ptr)
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{
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static_assert(tt::is_same<T, void>::value || tt::is_pod<T>::value, "d_free cannot free non-POD");
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2015-01-23 03:55:04 +00:00
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mem_free(exchange(ptr, nullptr));
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2014-08-16 04:18:58 +00:00
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}
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2013-07-13 04:23:18 +00:00
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2015-01-23 03:55:04 +00:00
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template <typename T>
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class RAIIdmem_deleter
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2013-12-08 18:22:17 +00:00
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{
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2015-01-23 03:55:04 +00:00
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public:
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void operator()(T *v) const
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2014-09-07 21:23:03 +00:00
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{
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2015-01-23 03:55:04 +00:00
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d_free(v);
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2013-12-08 18:22:17 +00:00
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}
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};
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2015-01-23 03:55:04 +00:00
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template <typename U, typename T = typename tt::remove_extent<U>::type>
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class RAIIdmem : public std::unique_ptr<U, RAIIdmem_deleter<T>>
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2013-12-08 18:22:17 +00:00
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{
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2014-08-16 04:18:58 +00:00
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static_assert(tt::is_pod<T>::value, "RAIIdmem cannot manage non-POD");
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2015-01-23 03:55:04 +00:00
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public:
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2015-01-23 03:55:04 +00:00
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DXX_INHERIT_CONSTRUCTORS(RAIIdmem, std::unique_ptr<U, RAIIdmem_deleter<T>>);
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2015-01-23 03:55:04 +00:00
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operator T*() const
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2014-09-07 21:54:30 +00:00
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#ifdef DXX_HAVE_CXX11_REF_QUALIFIER
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2015-01-23 03:55:04 +00:00
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&
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2014-09-07 21:54:30 +00:00
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#endif
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2015-01-23 03:55:04 +00:00
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{
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return this->get();
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}
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2013-12-08 18:22:17 +00:00
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};
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2014-09-07 21:23:03 +00:00
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template <typename T>
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T *MALLOC(RAIIdmem<T> &r, std::size_t count, const char *var, const char *file, unsigned line)
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{
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T *p;
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2015-01-23 03:55:04 +00:00
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return r.reset(MALLOC<T>(p, count, var, file, line)), p;
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2014-09-07 21:23:03 +00:00
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}
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template <typename T>
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T *CALLOC(RAIIdmem<T> &r, std::size_t count, const char *var, const char *file, unsigned line)
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{
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T *p;
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2015-01-23 03:55:04 +00:00
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return r.reset(CALLOC<T>(p, count, var, file, line)), p;
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2014-09-07 21:23:03 +00:00
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}
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#define MALLOC( var, type, count ) (MALLOC<type>(var, (count)*sizeof(type),#var, __FILE__,__LINE__ ))
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#define CALLOC( var, type, count ) (CALLOC<type>(var, (count),#var, __FILE__,__LINE__ ))
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2013-12-08 18:22:17 +00:00
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typedef RAIIdmem<unsigned char> RAIIdubyte;
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2013-12-08 18:41:36 +00:00
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typedef RAIIdmem<char> RAIIdchar;
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2012-11-11 22:12:51 +00:00
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#endif
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