memfun.h

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/*********************************************************************/
/*                                                                   */
/*              Config files library  - (C) TGG 2015                 */
/*                                                                   */
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/*                          Warsaw 2008                              */
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/*                                                                   */
/* File: memfun.h                                                    */
/*                                                                   */
/* Written by: F.A.Dul, T.Grabowski                                  */
/*                                                                   */
/* Contents: smart memory functions, operators, macros               */
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/*********************************************************************/
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#ifndef _MEMFUN_H_
#define _MEMFUN_H_
 
#include <memory>
#include <cstdlib>
#include <cstring>
#include <iostream>
 
 
class MEMFUN
{
    public:
 
       static void* operator new ( size_t st , const char *text = "(unknown)", int ierr_print = 1 );
       
};
 
 
template <class typ> void ERASE( typ **ptr , const char *text = "(No name specified)" )
{
    if( *ptr )
      {
      //std::cerr << "Delete performed ptr " << (int)*ptr << text << std::endl;
      delete *ptr;
      *ptr = NULL;
      }
    else
      std::cerr << "Warning! Pointer to : " << text << " is NULL !!! No delete performed" << std::endl;
}
 
 
#define NEW_TAB( Var, Typ, Len ) \
{ \
    (Var) = new Typ[Len]; \
    std::cerr << " Creating object: " << #Var << " address = " << Var << " typ: " << #Typ << " size (type units) = " << Len << std::endl; \
    memset( (Var), 0, sizeof(Typ)*(Len) ); \
}
 
 
#ifndef DELETE_
#define DELETE_( OBJ ) \
{ \
    if( OBJ ) {delete OBJ; OBJ = NULL;} \
}
#endif
//    if( OBJ ) std::cerr << " Delete object: " << #OBJ << " address = " << OBJ << std::endl;
 
 
#ifndef DELETE_TAB
#define DELETE_TAB( OBJ ) \
{ \
    if( OBJ ) std::cerr << " Delete tab: " << #OBJ << " address = " << OBJ << std::endl; \
    if( OBJ ) {delete [] OBJ; OBJ = NULL;} \
}
#endif
 
#endif /*_MEMFUN_H_*/