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1 | // Copyright 2014 Renato Tegon Forti, Antony Polukhin. |
2 | // | |
3 | // Distributed under the Boost Software License, Version 1.0. | |
4 | // (See accompanying file LICENSE_1_0.txt | |
5 | // or copy at http://www.boost.org/LICENSE_1_0.txt) | |
6 | ||
7 | #ifndef BOOST_DLL_SYSTEM_ERROR_HPP | |
8 | #define BOOST_DLL_SYSTEM_ERROR_HPP | |
9 | ||
10 | #include <boost/config.hpp> | |
11 | #include <boost/predef/os.h> | |
12 | #include <boost/system/error_code.hpp> | |
13 | #include <boost/system/system_error.hpp> | |
14 | #include <boost/throw_exception.hpp> | |
15 | ||
16 | #if !BOOST_OS_WINDOWS | |
17 | # include <dlfcn.h> | |
18 | #endif | |
19 | ||
20 | #ifdef BOOST_HAS_PRAGMA_ONCE | |
21 | # pragma once | |
22 | #endif | |
23 | ||
24 | namespace boost { namespace dll { namespace detail { | |
25 | ||
26 | inline void reset_dlerror() BOOST_NOEXCEPT { | |
27 | #if !BOOST_OS_WINDOWS | |
28 | const char* const error_txt = dlerror(); | |
29 | (void)error_txt; | |
30 | #endif | |
31 | } | |
32 | ||
33 | inline void report_error(const boost::system::error_code& ec, const char* message) { | |
34 | #if !BOOST_OS_WINDOWS | |
35 | const char* const error_txt = dlerror(); | |
36 | if (error_txt) { | |
37 | boost::throw_exception( | |
38 | boost::system::system_error( | |
39 | ec, | |
40 | message + std::string(" (dlerror system message: ") + error_txt + std::string(")") | |
41 | ) | |
42 | ); | |
43 | } | |
44 | #endif | |
45 | ||
46 | boost::throw_exception( | |
47 | boost::system::system_error( | |
48 | ec, message | |
49 | ) | |
50 | ); | |
51 | } | |
52 | ||
53 | }}} // boost::dll::detail | |
54 | ||
55 | #endif // BOOST_DLL_SYSTEM_ERROR_HPP | |
56 |