mappingcopy.h

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/* This software and supporting documentation are distributed by
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#ifndef SOMAIO_ALLOCATOR_MAPPINGCOPY_H
#define SOMAIO_ALLOCATOR_MAPPINGCOPY_H
//--- soma-io ----------------------------------------------------------------
#include <soma-io/config/soma_config.h>
#include <soma-io/allocator/allocator.h>
//--- cartobase --------------------------------------------------------------
#include <cartobase/config/cartobase_config.h>
//--- system -----------------------------------------------------------------
#include <string>
#include <map>
#ifdef _WIN32
  #include <windows.h>
#endif
//----------------------------------------------------------------------------
 
namespace soma
{
 
  class MappingCopyAllocator : public LowLevelAllocator
  {
  public:
    virtual ~MappingCopyAllocator();
 
    virtual char *allocate( size_t n, size_t elemsize, 
                            DataSource* datasource ) const;
    virtual void deallocate( char* ptr, size_t n, size_t sz ) const;
 
    static const MappingCopyAllocator & singleton();
 
    friend std::ostream& operator << ( std::ostream&, 
                                       const MappingCopyAllocator & );
 
  private:
    MappingCopyAllocator() : LowLevelAllocator() { _allocptr() = 0; }
 
    static MappingCopyAllocator                 *&_allocptr();
    #ifdef _WIN32
      mutable std::map<char*, HANDLE>           _mapDesc;
    #else
      mutable std::map<char*, std::string>      _mapname;
      mutable std::map<char*, int>                    _mapDesc;
    #endif
 
  };
 
  std::ostream& operator << ( std::ostream& os, 
                              const MappingCopyAllocator & thing );
 
}
 
 
#endif