]>
Commit | Line | Data |
---|---|---|
2673bae9 JW |
1 | // <experimental/source_location> -*- C++ -*- |
2 | ||
a945c346 | 3 | // Copyright (C) 2015-2024 Free Software Foundation, Inc. |
2673bae9 JW |
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 experimental/source_location | |
26 | * This is a TS C++ Library header. | |
1ababc8b | 27 | * @ingroup libfund-ts |
2673bae9 JW |
28 | */ |
29 | ||
30 | #ifndef _GLIBCXX_EXPERIMENTAL_SRCLOC | |
31 | #define _GLIBCXX_EXPERIMENTAL_SRCLOC 1 | |
32 | ||
18f176d0 AA |
33 | #include <bits/requires_hosted.h> // experimental is currently omitted |
34 | ||
ab9bd932 | 35 | #if __cplusplus >= 201402L |
2673bae9 JW |
36 | #include <cstdint> |
37 | ||
38 | namespace std { | |
2673bae9 JW |
39 | _GLIBCXX_BEGIN_NAMESPACE_VERSION |
40 | ||
4a15d842 FD |
41 | namespace experimental { |
42 | inline namespace fundamentals_v2 { | |
2673bae9 JW |
43 | #define __cpp_lib_experimental_source_location 201505 |
44 | ||
45 | struct source_location | |
46 | { | |
2673bae9 JW |
47 | // 14.1.2, source_location creation |
48 | static constexpr source_location | |
49 | current(const char* __file = __builtin_FILE(), | |
50 | const char* __func = __builtin_FUNCTION(), | |
51 | int __line = __builtin_LINE(), | |
52 | int __col = 0) noexcept | |
53 | { | |
54 | source_location __loc; | |
55 | __loc._M_file = __file; | |
56 | __loc._M_func = __func; | |
57 | __loc._M_line = __line; | |
58 | __loc._M_col = __col; | |
59 | return __loc; | |
60 | } | |
61 | ||
62 | constexpr source_location() noexcept | |
63 | : _M_file("unknown"), _M_func(_M_file), _M_line(0), _M_col(0) | |
64 | { } | |
65 | ||
66 | // 14.1.3, source_location field access | |
67 | constexpr uint_least32_t line() const noexcept { return _M_line; } | |
68 | constexpr uint_least32_t column() const noexcept { return _M_col; } | |
69 | constexpr const char* file_name() const noexcept { return _M_file; } | |
70 | constexpr const char* function_name() const noexcept { return _M_func; } | |
71 | ||
72 | private: | |
73 | const char* _M_file; | |
74 | const char* _M_func; | |
75 | uint_least32_t _M_line; | |
76 | uint_least32_t _M_col; | |
77 | }; | |
2673bae9 JW |
78 | } // namespace fundamentals_v2 |
79 | } // namespace experimental | |
4a15d842 FD |
80 | |
81 | _GLIBCXX_END_NAMESPACE_VERSION | |
2673bae9 JW |
82 | } // namespace std |
83 | ||
ab9bd932 JW |
84 | #endif // C++14 |
85 | #endif // _GLIBCXX_EXPERIMENTAL_SRCLOC |