]>
Commit | Line | Data |
---|---|---|
7c673cae FG |
1 | // boost/filesystem/exception.hpp -----------------------------------------------------// |
2 | ||
3 | // Copyright Beman Dawes 2003 | |
92f5a8d4 | 4 | // Copyright Andrey Semashev 2019 |
7c673cae | 5 | |
92f5a8d4 TL |
6 | // Distributed under the Boost Software License, Version 1.0. |
7 | // See http://www.boost.org/LICENSE_1_0.txt | |
8 | ||
9 | // Library home page: http://www.boost.org/libs/filesystem | |
10 | ||
1e59de90 TL |
11 | #ifndef BOOST_FILESYSTEM_EXCEPTION_HPP |
12 | #define BOOST_FILESYSTEM_EXCEPTION_HPP | |
92f5a8d4 TL |
13 | |
14 | #include <boost/filesystem/config.hpp> | |
15 | #include <boost/filesystem/path.hpp> | |
16 | ||
17 | #include <string> | |
18 | #include <boost/system/error_code.hpp> | |
19 | #include <boost/system/system_error.hpp> | |
20 | #include <boost/smart_ptr/intrusive_ptr.hpp> | |
21 | #include <boost/smart_ptr/intrusive_ref_counter.hpp> | |
22 | ||
1e59de90 | 23 | #include <boost/filesystem/detail/header.hpp> // must be the last #include |
92f5a8d4 TL |
24 | |
25 | namespace boost { | |
26 | namespace filesystem { | |
27 | ||
28 | //--------------------------------------------------------------------------------------// | |
29 | // // | |
30 | // class filesystem_error // | |
31 | // // | |
32 | //--------------------------------------------------------------------------------------// | |
33 | ||
1e59de90 TL |
34 | class BOOST_SYMBOL_VISIBLE filesystem_error : |
35 | public system::system_error | |
92f5a8d4 | 36 | { |
1e59de90 | 37 | // see http://www.boost.org/more/error_handling.html for design rationale |
92f5a8d4 TL |
38 | |
39 | public: | |
1e59de90 TL |
40 | BOOST_FILESYSTEM_DECL filesystem_error(const char* what_arg, system::error_code ec); |
41 | BOOST_FILESYSTEM_DECL filesystem_error(std::string const& what_arg, system::error_code ec); | |
42 | BOOST_FILESYSTEM_DECL filesystem_error(const char* what_arg, path const& path1_arg, system::error_code ec); | |
43 | BOOST_FILESYSTEM_DECL filesystem_error(std::string const& what_arg, path const& path1_arg, system::error_code ec); | |
44 | BOOST_FILESYSTEM_DECL filesystem_error(const char* what_arg, path const& path1_arg, path const& path2_arg, system::error_code ec); | |
45 | BOOST_FILESYSTEM_DECL filesystem_error(std::string const& what_arg, path const& path1_arg, path const& path2_arg, system::error_code ec); | |
92f5a8d4 | 46 | |
1e59de90 TL |
47 | BOOST_FILESYSTEM_DECL filesystem_error(filesystem_error const& that); |
48 | BOOST_FILESYSTEM_DECL filesystem_error& operator=(filesystem_error const& that); | |
92f5a8d4 | 49 | |
1e59de90 | 50 | BOOST_FILESYSTEM_DECL ~filesystem_error() BOOST_NOEXCEPT_OR_NOTHROW; |
92f5a8d4 | 51 | |
1e59de90 TL |
52 | path const& path1() const BOOST_NOEXCEPT |
53 | { | |
54 | return m_imp_ptr.get() ? m_imp_ptr->m_path1 : get_empty_path(); | |
55 | } | |
56 | path const& path2() const BOOST_NOEXCEPT | |
57 | { | |
58 | return m_imp_ptr.get() ? m_imp_ptr->m_path2 : get_empty_path(); | |
59 | } | |
92f5a8d4 | 60 | |
1e59de90 | 61 | BOOST_FILESYSTEM_DECL const char* what() const BOOST_NOEXCEPT_OR_NOTHROW BOOST_OVERRIDE; |
92f5a8d4 TL |
62 | |
63 | private: | |
1e59de90 | 64 | BOOST_FILESYSTEM_DECL static path const& get_empty_path() BOOST_NOEXCEPT; |
92f5a8d4 TL |
65 | |
66 | private: | |
1e59de90 TL |
67 | struct impl : |
68 | public boost::intrusive_ref_counter< impl > | |
69 | { | |
70 | path m_path1; // may be empty() | |
71 | path m_path2; // may be empty() | |
72 | std::string m_what; // not built until needed | |
73 | ||
74 | BOOST_DEFAULTED_FUNCTION(impl(), {}) | |
75 | explicit impl(path const& path1) : | |
76 | m_path1(path1) | |
77 | { | |
78 | } | |
79 | impl(path const& path1, path const& path2) : | |
80 | m_path1(path1), m_path2(path2) | |
81 | { | |
82 | } | |
83 | }; | |
84 | boost::intrusive_ptr< impl > m_imp_ptr; | |
92f5a8d4 TL |
85 | }; |
86 | ||
87 | } // namespace filesystem | |
88 | } // namespace boost | |
89 | ||
1e59de90 | 90 | #include <boost/filesystem/detail/footer.hpp> |
92f5a8d4 | 91 | |
1e59de90 | 92 | #endif // BOOST_FILESYSTEM_EXCEPTION_HPP |