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1 | #ifndef BOOST_CORE_NO_EXCEPTIONS_SUPPORT_HPP |
2 | #define BOOST_CORE_NO_EXCEPTIONS_SUPPORT_HPP | |
3 | ||
4 | #if defined(_MSC_VER) | |
5 | # pragma once | |
6 | #endif | |
7 | ||
8 | //---------------------------------------------------------------------- | |
9 | // (C) Copyright 2004 Pavel Vozenilek. | |
10 | // Use, modification and distribution is subject to the Boost Software | |
11 | // License, Version 1.0. (See accompanying file LICENSE_1_0.txt | |
12 | // or copy at http://www.boost.org/LICENSE_1_0.txt) | |
13 | // | |
14 | // | |
15 | // This file contains helper macros used when exception support may be | |
16 | // disabled (as indicated by macro BOOST_NO_EXCEPTIONS). | |
17 | // | |
18 | // Before picking up these macros you may consider using RAII techniques | |
19 | // to deal with exceptions - their syntax can be always the same with | |
20 | // or without exception support enabled. | |
21 | //---------------------------------------------------------------------- | |
22 | ||
23 | #include <boost/config.hpp> | |
b32b8144 | 24 | #include <boost/config/workaround.hpp> |
7c673cae FG |
25 | |
26 | #if !(defined BOOST_NO_EXCEPTIONS) | |
27 | # define BOOST_TRY { try | |
28 | # define BOOST_CATCH(x) catch(x) | |
29 | # define BOOST_RETHROW throw; | |
30 | # define BOOST_CATCH_END } | |
31 | #else | |
32 | # if BOOST_WORKAROUND(__BORLANDC__, BOOST_TESTED_AT(0x564)) | |
33 | # define BOOST_TRY { if ("") | |
34 | # define BOOST_CATCH(x) else if (!"") | |
92f5a8d4 | 35 | # elif !defined(BOOST_MSVC) || BOOST_MSVC >= 1900 |
7c673cae FG |
36 | # define BOOST_TRY { if (true) |
37 | # define BOOST_CATCH(x) else if (false) | |
92f5a8d4 TL |
38 | # else |
39 | // warning C4127: conditional expression is constant | |
40 | # define BOOST_TRY { \ | |
41 | __pragma(warning(push)) \ | |
42 | __pragma(warning(disable: 4127)) \ | |
43 | if (true) \ | |
44 | __pragma(warning(pop)) | |
45 | # define BOOST_CATCH(x) else \ | |
46 | __pragma(warning(push)) \ | |
47 | __pragma(warning(disable: 4127)) \ | |
48 | if (false) \ | |
49 | __pragma(warning(pop)) | |
7c673cae FG |
50 | # endif |
51 | # define BOOST_RETHROW | |
52 | # define BOOST_CATCH_END } | |
53 | #endif | |
54 | ||
55 | ||
56 | #endif |