source:
code/trunk/src/external/loki/NullType.h
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[7266] | 1 | //////////////////////////////////////////////////////////////////////////////// |
2 | // The Loki Library | |
3 | // Copyright (c) 2001 by Andrei Alexandrescu | |
4 | // This code accompanies the book: | |
5 | // Alexandrescu, Andrei. "Modern C++ Design: Generic Programming and Design | |
6 | // Patterns Applied". Copyright (c) 2001. Addison-Wesley. | |
7 | // Permission to use, copy, modify, distribute and sell this software for any | |
8 | // purpose is hereby granted without fee, provided that the above copyright | |
9 | // notice appear in all copies and that both that copyright notice and this | |
10 | // permission notice appear in supporting documentation. | |
11 | // The author or Addison-Wesley Longman make no representations about the | |
12 | // suitability of this software for any purpose. It is provided "as is" | |
13 | // without express or implied warranty. | |
14 | //////////////////////////////////////////////////////////////////////////////// | |
15 | #ifndef LOKI_NULLTYPE_INC_ | |
16 | #define LOKI_NULLTYPE_INC_ | |
17 | ||
18 | // $Id: NullType.h 751 2006-10-17 19:50:37Z syntheticpp $ | |
19 | ||
20 | ||
21 | namespace Loki | |
22 | { | |
23 | //////////////////////////////////////////////////////////////////////////////// | |
24 | // class NullType | |
25 | // Used as a placeholder for "no type here" | |
26 | // Useful as an end marker in typelists | |
27 | //////////////////////////////////////////////////////////////////////////////// | |
28 | ||
29 | class NullType {}; | |
30 | ||
31 | } // namespace Loki | |
32 | ||
33 | ||
34 | #endif // end file guardian |
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