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e2c09482 | 1 | // -fno-exceptions Support -*- C++ -*- |
725dc051 | 2 | |
99dee823 | 3 | // Copyright (C) 2001-2021 Free Software Foundation, Inc. |
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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 | |
748086b7 | 8 | // Free Software Foundation; either version 3, or (at your option) |
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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 | ||
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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/>. | |
725dc051 | 24 | |
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25 | /** @file bits/exception_defines.h |
26 | * This is an internal header file, included by other library headers. | |
27 | * Do not attempt to use it directly. @headername{exception} | |
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28 | */ |
29 | ||
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30 | #ifndef _EXCEPTION_DEFINES_H |
31 | #define _EXCEPTION_DEFINES_H 1 | |
628c731a | 32 | |
0f3d27f0 | 33 | #if ! __cpp_exceptions |
e2c09482 | 34 | // Iff -fno-exceptions, transform error handling code to work without it. |
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35 | # define __try if (true) |
36 | # define __catch(X) if (false) | |
e2c09482 | 37 | # define __throw_exception_again |
725dc051 | 38 | #else |
e2c09482 | 39 | // Else proceed normally. |
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40 | # define __try try |
41 | # define __catch(X) catch(X) | |
e2c09482 | 42 | # define __throw_exception_again throw |
725dc051 | 43 | #endif |
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44 | |
45 | #endif |