libstdc++
csetjmp
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1 // -*- C++ -*- forwarding header.
2 
3 // Copyright (C) 1997-2017 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 3, 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 // Under Section 7 of GPL version 3, you are granted additional
17 // permissions described in the GCC Runtime Library Exception, version
18 // 3.1, as published by the Free Software Foundation.
19 
20 // You should have received a copy of the GNU General Public License and
21 // a copy of the GCC Runtime Library Exception along with this program;
22 // see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
23 // <http://www.gnu.org/licenses/>.
24 
25 /** @file csetjmp
26  * This is a Standard C++ Library file. You should @c \#include this file
27  * in your programs, rather than any of the @a *.h implementation files.
28  *
29  * This is the C++ version of the Standard C Library header @c setjmp.h,
30  * and its contents are (mostly) the same as that header, but are all
31  * contained in the namespace @c std (except for names which are defined
32  * as macros in C).
33  */
34 
35 //
36 // ISO C++ 14882: 20.4.6 C library
37 //
38 
39 #pragma GCC system_header
40 
41 #include <bits/c++config.h>
42 #include <setjmp.h>
43 
44 #ifndef _GLIBCXX_CSETJMP
45 #define _GLIBCXX_CSETJMP 1
46 
47 // Get rid of those macros defined in <setjmp.h> in lieu of real functions.
48 #undef longjmp
49 
50 // Adhere to section 17.4.1.2 clause 5 of ISO 14882:1998
51 #ifndef setjmp
52 #define setjmp(env) setjmp (env)
53 #endif
54 
55 namespace std
56 {
57  using ::jmp_buf;
58  using ::longjmp;
59 } // namespace std
60 
61 #endif
ISO C++ entities toplevel namespace is std.