gintenlib/destructor.hpp

   1 #ifndef GINTENLIB_INCLUDED_DESTRUCTOR_HPP_
   2 #define GINTENLIB_INCLUDED_DESTRUCTOR_HPP_
   3
   4 /*
   5
   6       <gintenlib/destructor.hpp>
   7
   8   destructor ¡§ ¥Ç¥¹¥È¥é¥¯¥¿¸Æ¤Ó½Ð¤·¤ÈÅù²Á¤Ê¥Õ¥¡¥ó¥¯¥¿
   9   typed_destructor ¡§ ·¿¤Î»ØÄê¤µ¤ì¤¿ destructor
  10
  11   µ¡Ç½¡§
  12     ¥Ç¥¹¥È¥é¥¯¥¿¸Æ¤Ó½Ð¤·ÍÑ¤Î´Ø¿ô¥ª¥Ö¥¸¥§¥¯¥È¤Ç¤¹¡£¤½¤ì°Ê³°¤Î²¿Êª¤Ç¤â¤¢¤ê¤Þ¤»¤ó¡£
  13     deleter ¤Ï boost::checked_delete ¤ò¸Æ¤ó¤Ç¤Þ¤¹¤¬¡¢¤³¤ÎÃæ¤Ç¤ÏÃ±¤Ë delete ±é»»»Ò¤ò¸Æ¤ó¤Ç¤¤¤ë¤À¤±¡£
  14     dummy_deleter ¤Ï delete ±é»»»Ò¤¹¤é¸Æ¤Ð¤Ê¤¤¡¢Ã±¤Ê¤ë¥×¥ì¡¼¥¹¥Û¥ë¥À¡¼¤È¤·¤Æµ¡Ç½¤·¤Þ¤¹¡£
  15     ¤½¤ì¤¾¤ì·¿ÉÕ¥Ð¡¼¥¸¥ç¥ó¤â¤¢¤ê¡¢¤½¤ì¤é¤Ï unary_function ¤Î¾ò·ï¤òËþ¤¿¤·¤Æ¤¤¤Þ¤¹¡£
  16
  17 */
  18
  19 #include <functional>
  20 #include <boost/checked_delete.hpp>
  21
  22 namespace gintenlib
  23 {
  24   // ¥Ç¥¹¥È¥é¥¯¥¿¤ò¸Æ¤Ó½Ð¤¹¥Õ¥¡¥ó¥¯¥¿
  25   struct destructor
  26   {
  27     typedef void result_type;
  28
  29     template<typename T>
  30     void operator()( T* p ) const
  31     {
  32       p->~T();
  33     }
  34
  35   };  // struct destructor
  36
  37   // ·¿¤ÎÂ«Çû¤µ¤ì¤¿ destructor
  38   template<typename T>
  39   struct typed_destructor
  40     : std::unary_function<T*, void>
  41   {
  42     void operator()( T* p ) const
  43     {
  44       destructor().operator()<T>( p );
  45     }
  46
  47   };  // struct typed_destructor<T>
  48
  49 }   // namespace gintenlib
  50
  51 #endif  // #ifndef GINTENLIB_INCLUDED_DESTRUCTOR_HPP_