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Diff for /parser3/src/include/pa_memory.h between versions 1.26 and 1.45

version 1.26, 2015/10/12 14:36:56 version 1.45, 2024/11/04 03:53:25
Line 1 Line 1
 /** @file  /** @file
         Parser: memory reference counting classes decls.          Parser: memory reference counting classes decls.
   
         Copyright (c) 2001-2012 Art. Lebedev Studio (http://www.artlebedev.com)          Copyright (c) 2001-2024 Art. Lebedev Studio (http://www.artlebedev.com)
   
         Author: Alexandr Petrosian <paf@design.ru> (http://paf.design.ru)          Authors: Konstantin Morshnev <moko@design.ru>, Alexandr Petrosian <paf@design.ru>
 */  */
   
 #ifndef PA_MEMORY_H  #ifndef PA_MEMORY_H
Line 14 Line 14
 // include  // include
   
 #include "pa_config_includes.h"  #include "pa_config_includes.h"
 #include "gc.h"  
 #include <new>  #include <new>
   
 // define destructors use for Array, Hash and VMethodFrame  // define destructors use for Array, Hash and VMethodFrame
 #define USE_DESTRUCTORS  #define USE_DESTRUCTORS
   
 inline void* pa_gc_malloc(size_t size) { return GC_MALLOC(size); }  // std::basic_stringstream used in ^table.csv-string[] is compatible with delete usage check only under Debian 9/10, FreeBSD 12
 inline void* pa_gc_malloc_atomic(size_t size) { return GC_MALLOC_ATOMIC(size); }  // #define CHECK_DELETE_USAGE
 inline void* pa_gc_realloc(void* ptr, size_t size) { return GC_REALLOC(ptr, size); }  
 inline void pa_gc_free(void* ptr) { GC_FREE(ptr); }  
   
 // forwards  // forwards
   
Line 32  void *pa_fail_alloc(const char* what, si Line 29  void *pa_fail_alloc(const char* what, si
 // inlines  // inlines
   
 inline void *pa_malloc(size_t size) {  inline void *pa_malloc(size_t size) {
         if(void *result=pa_gc_malloc(size))          if(void *result=GC_MALLOC(size))
                 return result;                  return result;
   
         return pa_fail_alloc("allocate", size);          return pa_fail_alloc("allocate", size);
 }  }
   
 inline void *pa_malloc_atomic(size_t size) {  inline void *pa_malloc_atomic(size_t size) {
         if(void *result=pa_gc_malloc_atomic(size))          if(void *result=GC_MALLOC_ATOMIC(size))
                 return result;                  return result;
   
         return pa_fail_alloc("allocate clean", size);          return pa_fail_alloc("allocate clean", size);
 }  }
   
 /// @a length may be null, which mean "autocalc it"  /// length may be zero, and this is normal
 inline char *pa_strdup(const char* auto_variable_never_null, size_t helper_length=0) {  inline char *pa_strdup(const char* auto_variable_never_null, size_t known_length) {
         size_t known_length= helper_length ? helper_length : strlen(auto_variable_never_null);          if(char *result=static_cast<char*>(GC_MALLOC_ATOMIC(known_length+1))) {
   
         size_t size=known_length+1;  
         if(char *result=static_cast<char*>(pa_gc_malloc_atomic(size))) {  
                 memcpy(result, auto_variable_never_null, known_length);                  memcpy(result, auto_variable_never_null, known_length);
                 result[known_length]=0;                  result[known_length]=0;
                 return result;                  return result;
         }          }
   
         return static_cast<char*>(pa_fail_alloc("allocate clean", size));          return static_cast<char*>(pa_fail_alloc("allocate clean", known_length+1));
   }
   
   inline char *pa_strdup(const char* auto_variable_never_null) {
           return pa_strdup(auto_variable_never_null, strlen(auto_variable_never_null));
 }  }
   
 inline void pa_free(void *ptr) {  inline void pa_free(void *ptr) {
         pa_gc_free(ptr);          GC_FREE(ptr);
 }  }
   
 inline void *pa_realloc(void *ptr, size_t size) {  inline void *pa_realloc(void *ptr, size_t size) {
         if(void *result=pa_gc_realloc(ptr, size))          if(void *result=GC_REALLOC(ptr, size))
                 return result;                  return result;
   
         return pa_fail_alloc("reallocate to", size);          return pa_fail_alloc("reallocate to", size);
 }  }
   
 #ifdef _MSC_VER  /// memory allocation/dallocation goes via pa_malloc/pa_free.
 #define PA_THROW(what)  class PA_Allocated {
 #else  public:
 #define PA_THROW(what) throw(what)          /// the sole: instances allocated using our functions
 #endif          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 PointerFreeGC (true)
   #define PointerGC (false)
   
 //{@ Array-oriented  inline void *operator new[] (size_t size, bool pointer_free) {
 inline void *operator new[] (size_t size, bool) { // PointerFreeGC          return pointer_free ? pa_malloc_atomic(size) : pa_malloc(size);
         return pa_malloc_atomic(size);  
 }  
 inline void *operator new[] (std::size_t size) PA_THROW(std::bad_alloc) {  
         return pa_malloc(size);  
 }  }
 inline void operator delete[] (void *ptr) PA_THROW() {  
         pa_free(ptr);  
 }  
 //}@  
   
 //{@ Structure-oriented  inline void *operator new (size_t size, bool pointer_free) {
 inline void *operator new (size_t size, bool) { // PointerFreeGC          return pointer_free ? pa_malloc_atomic(size) : pa_malloc(size);
         return pa_malloc_atomic(size);  
 }  
 inline void *operator new(std::size_t size) PA_THROW(std::bad_alloc) {  
         return pa_malloc(size);  
 }  }
 inline void operator delete(void *ptr) PA_THROW() {  
         pa_free(ptr);  
 }  
 //}@  
   
 #ifndef _MSC_VER  /// Base for all Parser classes
 // disabled from accidental use  typedef PA_Allocated PA_Object;
   
   // defines
   
   #define override
   #define rethrow throw
   
   #if defined(_MSC_VER) || (__cplusplus>=201103L)
   #define PA_THROW(what)
   #else
   #define PA_THROW(what) throw(what)
   #endif
   
   #if !defined(_MSC_VER) && !defined(FREEBSD1X)
   // regular new/delete are disabled from accidental use
   // no checks for FreeBSD1X.X due to https://bugs.llvm.org/show_bug.cgi?id=40161 bug
   
   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 delete[](void *, std::size_t) 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
   
   #ifndef PA_DEBUG_DISABLE_GC
   // other regular allocators as disabled from accidental use as well
   
 void *calloc_disabled();  void *calloc_disabled();
 void *malloc_disabled();  void *malloc_disabled();
Line 116  inline void *malloc(size_t) { return mal Line 143  inline void *malloc(size_t) { return mal
 inline void *realloc(void *, size_t) { return realloc_disabled(); }  inline void *realloc(void *, size_t) { return realloc_disabled(); }
 inline void free(void *) { free_disabled(); }  inline void free(void *) { free_disabled(); }
 inline char *strdup(const char*, size_t){ return strdup_disabled(); }  inline char *strdup(const char*, size_t){ return strdup_disabled(); }
 #endif  #endif // PA_DEBUG_DISABLE_GC
   
 /// memory allocation/dallocation goes via pa_malloc/pa_free.  #endif // _MSC_VER
 class PA_Allocated {  
 public:  
         /// the sole: instances allocated using our functions  
         static void *operator new(size_t size) {   
                 return pa_malloc(size);  
         }  
         static void operator delete(void *ptr) {  
                 pa_free(ptr);  
         }  
 };  
   
 /// Base for all Parser classes  void pa_gc_collect(bool forced=false);
 typedef PA_Allocated PA_Object;  void pa_gc_set_free_space_divisor(int);
   
 // defines  
   
 #define override  
 #define rethrow throw  
   
 #endif  #endif
Removed from v.1.26  
changed lines
  Added in v.1.45

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