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1 | // -*- C++ -*- header wrapper. |
2 | ||
3 | // Copyright (C) 1997-1999, 2000 Free Software Foundation, Inc. | |
4 | // | |
5 | // This file is part of the GNU ISO C++ Library. This library is free | |
6 | // software; you can redistribute it and/or modify it under the | |
7 | // terms of the GNU General Public License as published by the | |
8 | // Free Software Foundation; either version 2, or (at your option) | |
9 | // any later version. | |
10 | ||
11 | // This library is distributed in the hope that it will be useful, | |
12 | // but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | // GNU General Public License for more details. | |
15 | ||
16 | // You should have received a copy of the GNU General Public License along | |
17 | // with this library; see the file COPYING. If not, write to the Free | |
18 | // Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, | |
19 | // USA. | |
20 | ||
21 | // As a special exception, you may use this file as part of a free software | |
22 | // library without restriction. Specifically, if other files instantiate | |
23 | // templates or use macros or inline functions from this file, or you compile | |
24 | // this file and link it with other files to produce an executable, this | |
25 | // file does not by itself cause the resulting executable to be covered by | |
26 | // the GNU General Public License. This exception does not however | |
27 | // invalidate any other reasons why the executable file might be covered by | |
28 | // the GNU General Public License. | |
29 | ||
30 | // | |
31 | // ISO C++ 14882: 18.2.2 Implementation properties: C library | |
32 | // | |
33 | ||
34 | #ifndef _CPP_CFLOAT | |
35 | #define _CPP_CFLOAT 1 | |
36 | ||
37 | # ifdef _IN_C_LEGACY_ /* sub-included by a C header */ | |
38 | // get out of the "legacy" | |
39 | } // close extern "C" | |
40 | } // close namespace _C_legacy:: | |
41 | # undef _IN_C_LEGACY_ | |
42 | # define _FLOAT_NEED_C_LEGACY_ | |
43 | # endif | |
44 | ||
45 | namespace _C_legacy { | |
46 | extern "C" { | |
47 | # define _IN_C_LEGACY_ | |
48 | # pragma GCC system_header | |
49 | # include_next <float.h> | |
50 | } | |
51 | } // namespace _C_legacy | |
52 | ||
53 | # undef _IN_C_LEGACY_ | |
54 | ||
55 | // Expose global C names, including non-standard ones, but shadow | |
56 | // some names and types with the std:: C++ version. | |
57 | ||
58 | # ifdef _FLOAT_NEED_C_LEGACY_ | |
59 | // dive back into the "swamp" | |
60 | namespace _C_legacy { | |
61 | extern "C" { | |
62 | # define _IN_C_LEGACY_ | |
63 | # undef _FLOAT_NEED_C_LEGACY_ | |
64 | # endif /* _FLOAT_NEED_C_LEGACY_ */ | |
65 | ||
66 | #endif /*_CPP_CFLOAT*/ | |
67 | ||
68 | ||
69 | ||
70 | ||
71 | ||
72 | ||
73 |