--- parser3/src/include/pa_memory.h 2015/04/23 17:59:16 1.23 +++ parser3/src/include/pa_memory.h 2017/11/18 17:42:39 1.34 @@ -1,7 +1,7 @@ /** @file Parser: memory reference counting classes decls. - Copyright (c) 2001-2012 Art. Lebedev Studio (http://www.artlebedev.com) + Copyright (c) 2001-2017 Art. Lebedev Studio (http://www.artlebedev.com) Author: Alexandr Petrosian (http://paf.design.ru) */ @@ -9,15 +9,18 @@ #ifndef PA_MEMORY_H #define PA_MEMORY_H -#define IDENT_PA_MEMORY_H "$Id: pa_memory.h,v 1.23 2015/04/23 17:59:16 moko Exp $" +#define IDENT_PA_MEMORY_H "$Id: pa_memory.h,v 1.34 2017/11/18 17:42:39 moko Exp $" // include #include "pa_config_includes.h" #include "gc.h" +#include // define destructors use for Array, Hash and VMethodFrame #define USE_DESTRUCTORS +// std::basic_stringstream used in ^table.csv-string[] is compatible with delete usage check only under Debian 9 +// #define CHECK_DELETE_USAGE inline void* pa_gc_malloc(size_t size) { return GC_MALLOC(size); } inline void* pa_gc_malloc_atomic(size_t size) { return GC_MALLOC_ATOMIC(size); } @@ -69,60 +72,37 @@ inline void *pa_realloc(void *ptr, size_ return pa_fail_alloc("reallocate to", size); } -#define PointerFreeGC (true) - -//{@ Array-oriented -inline void *operator new[] (size_t size) { - return pa_malloc(size); -} -inline void *operator new[] (size_t size, bool) { // PointerFreeGC - return pa_malloc_atomic(size); -} -inline void operator delete[] (void *ptr) { - pa_free(ptr); -} -//}@ - -//{@ Structure-oriented -inline void *operator new(size_t size) { - return pa_malloc(size); -} -inline void *operator new (size_t size, bool) { // PointerFreeGC - return pa_malloc_atomic(size); -} -inline void operator delete(void *ptr) { - pa_free(ptr); -} -//}@ - -#ifndef _MSC_VER -// disabled from accidental use - -void *calloc_disabled(); -void *malloc_disabled(); -void *realloc_disabled(); -void free_disabled(); -char *strdup_disabled(); - -inline void *calloc(size_t){ return calloc_disabled(); } -inline void *malloc(size_t){ return malloc_disabled(); } -inline void *realloc(void *, size_t){ return realloc_disabled(); } -inline void free(void *){ free_disabled(); } -inline char *strdup(const char*, size_t){ return strdup_disabled(); } -#endif - /// memory allocation/dallocation goes via pa_malloc/pa_free. class PA_Allocated { public: /// the sole: instances allocated using our functions - static void *operator new(size_t size) { + static void *operator new(size_t size) { return pa_malloc(size); } static void operator delete(void *ptr) { pa_free(ptr); } + static void *operator new[](size_t size) { + return pa_malloc(size); + } + static void operator delete[](void *ptr) { + pa_free(ptr); + } }; +// new(PointerFreeGC)/new(PointerGC) should be used to allocate types not inherited from PA_Allocated + +#define PointerFreeGC (true) +#define PointerGC (false) + +inline void *operator new[] (size_t size, bool pointer_free) { + return pointer_free ? pa_malloc_atomic(size) : pa_malloc(size); +} + +inline void *operator new (size_t size, bool pointer_free) { + return pointer_free ? pa_malloc_atomic(size) : pa_malloc(size); +} + /// Base for all Parser classes typedef PA_Allocated PA_Object; @@ -131,4 +111,41 @@ typedef PA_Allocated PA_Object; #define override #define rethrow throw +#if defined(_MSC_VER) || (__cplusplus>=201103L) +#define PA_THROW(what) +#else +#define PA_THROW(what) throw(what) +#endif + +#ifndef _MSC_VER + +// regular new/delete are disabled from accidental use + +void *new_disabled(); +void delete_disabled(); + +inline void *operator new[] (std::size_t) PA_THROW(std::bad_alloc){ return new_disabled(); } +inline void operator delete[](void *) throw(){ delete_disabled(); } + +inline void *operator new(std::size_t) PA_THROW(std::bad_alloc){ return new_disabled(); } +#ifdef CHECK_DELETE_USAGE +inline void operator delete(void *) throw(){ delete_disabled(); } +#endif + +// other regular allocators as disabled from accidental use as well + +void *calloc_disabled(); +void *malloc_disabled(); +void *realloc_disabled(); +void free_disabled(); +char *strdup_disabled(); + +inline void *calloc(size_t) { return calloc_disabled(); } +inline void *malloc(size_t) { return malloc_disabled(); } +inline void *realloc(void *, size_t) { return realloc_disabled(); } +inline void free(void *) { free_disabled(); } +inline char *strdup(const char*, size_t){ return strdup_disabled(); } + +#endif + #endif