1// -*- C++ -*-
2//===--------------------------- stdexcept --------------------------------===//
3//
4//                     The LLVM Compiler Infrastructure
5//
6// This file is dual licensed under the MIT and the University of Illinois Open
7// Source Licenses. See LICENSE.TXT for details.
8//
9//===----------------------------------------------------------------------===//
10
11#ifndef _LIBCPP_STDEXCEPT
12#define _LIBCPP_STDEXCEPT
13
14/*
15    stdexcept synopsis
16
17namespace std
18{
19
20class logic_error;
21    class domain_error;
22    class invalid_argument;
23    class length_error;
24    class out_of_range;
25class runtime_error;
26    class range_error;
27    class overflow_error;
28    class underflow_error;
29
30for each class xxx_error:
31
32class xxx_error : public exception // at least indirectly
33{
34public:
35    explicit xxx_error(const string& what_arg);
36    explicit xxx_error(const char*   what_arg);
37
38    virtual const char* what() const noexcept // returns what_arg
39};
40
41}  // std
42
43*/
44
45#include <__config>
46#include <exception>
47#include <iosfwd>  // for string forward decl
48#ifdef _LIBCPP_NO_EXCEPTIONS
49#include <cstdlib>
50#endif
51
52#if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
53#pragma GCC system_header
54#endif
55
56_LIBCPP_BEGIN_NAMESPACE_STD
57
58class _LIBCPP_HIDDEN __libcpp_refstring
59{
60    const char* __imp_;
61
62    bool __uses_refcount() const;
63public:
64    explicit __libcpp_refstring(const char* msg);
65    __libcpp_refstring(const __libcpp_refstring& s) _NOEXCEPT;
66    __libcpp_refstring& operator=(const __libcpp_refstring& s) _NOEXCEPT;
67    ~__libcpp_refstring();
68
69    const char* c_str() const _NOEXCEPT {return __imp_;}
70};
71
72_LIBCPP_END_NAMESPACE_STD
73
74namespace std  // purposefully not using versioning namespace
75{
76
77class _LIBCPP_EXCEPTION_ABI logic_error
78    : public exception
79{
80private:
81    _VSTD::__libcpp_refstring __imp_;
82public:
83    explicit logic_error(const string&);
84    explicit logic_error(const char*);
85
86    logic_error(const logic_error&) _NOEXCEPT;
87    logic_error& operator=(const logic_error&) _NOEXCEPT;
88
89    virtual ~logic_error() _NOEXCEPT;
90
91    virtual const char* what() const _NOEXCEPT;
92};
93
94class _LIBCPP_EXCEPTION_ABI runtime_error
95    : public exception
96{
97private:
98    _VSTD::__libcpp_refstring __imp_;
99public:
100    explicit runtime_error(const string&);
101    explicit runtime_error(const char*);
102
103    runtime_error(const runtime_error&) _NOEXCEPT;
104    runtime_error& operator=(const runtime_error&) _NOEXCEPT;
105
106    virtual ~runtime_error() _NOEXCEPT;
107
108    virtual const char* what() const _NOEXCEPT;
109};
110
111class _LIBCPP_EXCEPTION_ABI domain_error
112    : public logic_error
113{
114public:
115    _LIBCPP_INLINE_VISIBILITY explicit domain_error(const string& __s) : logic_error(__s) {}
116    _LIBCPP_INLINE_VISIBILITY explicit domain_error(const char* __s)   : logic_error(__s) {}
117
118    virtual ~domain_error() _NOEXCEPT;
119};
120
121class _LIBCPP_EXCEPTION_ABI invalid_argument
122    : public logic_error
123{
124public:
125    _LIBCPP_INLINE_VISIBILITY explicit invalid_argument(const string& __s) : logic_error(__s) {}
126    _LIBCPP_INLINE_VISIBILITY explicit invalid_argument(const char* __s)   : logic_error(__s) {}
127
128    virtual ~invalid_argument() _NOEXCEPT;
129};
130
131class _LIBCPP_EXCEPTION_ABI length_error
132    : public logic_error
133{
134public:
135    _LIBCPP_INLINE_VISIBILITY explicit length_error(const string& __s) : logic_error(__s) {}
136    _LIBCPP_INLINE_VISIBILITY explicit length_error(const char* __s)   : logic_error(__s) {}
137
138    virtual ~length_error() _NOEXCEPT;
139};
140
141class _LIBCPP_EXCEPTION_ABI out_of_range
142    : public logic_error
143{
144public:
145    _LIBCPP_INLINE_VISIBILITY explicit out_of_range(const string& __s) : logic_error(__s) {}
146    _LIBCPP_INLINE_VISIBILITY explicit out_of_range(const char* __s)   : logic_error(__s) {}
147
148    virtual ~out_of_range() _NOEXCEPT;
149};
150
151class _LIBCPP_EXCEPTION_ABI range_error
152    : public runtime_error
153{
154public:
155    _LIBCPP_INLINE_VISIBILITY explicit range_error(const string& __s) : runtime_error(__s) {}
156    _LIBCPP_INLINE_VISIBILITY explicit range_error(const char* __s)   : runtime_error(__s) {}
157
158    virtual ~range_error() _NOEXCEPT;
159};
160
161class _LIBCPP_EXCEPTION_ABI overflow_error
162    : public runtime_error
163{
164public:
165    _LIBCPP_INLINE_VISIBILITY explicit overflow_error(const string& __s) : runtime_error(__s) {}
166    _LIBCPP_INLINE_VISIBILITY explicit overflow_error(const char* __s)   : runtime_error(__s) {}
167
168    virtual ~overflow_error() _NOEXCEPT;
169};
170
171class _LIBCPP_EXCEPTION_ABI underflow_error
172    : public runtime_error
173{
174public:
175    _LIBCPP_INLINE_VISIBILITY explicit underflow_error(const string& __s) : runtime_error(__s) {}
176    _LIBCPP_INLINE_VISIBILITY explicit underflow_error(const char* __s)   : runtime_error(__s) {}
177
178    virtual ~underflow_error() _NOEXCEPT;
179};
180
181}  // std
182
183_LIBCPP_BEGIN_NAMESPACE_STD
184
185// in the dylib
186_LIBCPP_NORETURN _LIBCPP_FUNC_VIS void __throw_runtime_error(const char*);
187
188_LIBCPP_NORETURN inline _LIBCPP_ALWAYS_INLINE
189void __throw_logic_error(const char*__msg)
190{
191#ifndef _LIBCPP_NO_EXCEPTIONS
192    throw logic_error(__msg);
193#else
194	_VSTD::abort();
195#endif
196}
197
198_LIBCPP_NORETURN inline _LIBCPP_ALWAYS_INLINE
199void __throw_domain_error(const char*__msg)
200{
201#ifndef _LIBCPP_NO_EXCEPTIONS
202    throw domain_error(__msg);
203#else
204	_VSTD::abort();
205#endif
206}
207
208_LIBCPP_NORETURN inline _LIBCPP_ALWAYS_INLINE
209void __throw_invalid_argument(const char*__msg)
210{
211#ifndef _LIBCPP_NO_EXCEPTIONS
212    throw invalid_argument(__msg);
213#else
214	_VSTD::abort();
215#endif
216}
217
218_LIBCPP_NORETURN inline _LIBCPP_ALWAYS_INLINE
219void __throw_length_error(const char*__msg)
220{
221#ifndef _LIBCPP_NO_EXCEPTIONS
222    throw length_error(__msg);
223#else
224	_VSTD::abort();
225#endif
226}
227
228_LIBCPP_NORETURN inline _LIBCPP_ALWAYS_INLINE
229void __throw_out_of_range(const char*__msg)
230{
231#ifndef _LIBCPP_NO_EXCEPTIONS
232    throw out_of_range(__msg);
233#else
234	_VSTD::abort();
235#endif
236}
237
238_LIBCPP_NORETURN inline _LIBCPP_ALWAYS_INLINE
239void __throw_range_error(const char*__msg)
240{
241#ifndef _LIBCPP_NO_EXCEPTIONS
242    throw range_error(__msg);
243#else
244	_VSTD::abort();
245#endif
246}
247
248_LIBCPP_NORETURN inline _LIBCPP_ALWAYS_INLINE
249void __throw_overflow_error(const char*__msg)
250{
251#ifndef _LIBCPP_NO_EXCEPTIONS
252    throw overflow_error(__msg);
253#else
254	_VSTD::abort();
255#endif
256}
257
258_LIBCPP_NORETURN inline _LIBCPP_ALWAYS_INLINE
259void __throw_underflow_error(const char*__msg)
260{
261#ifndef _LIBCPP_NO_EXCEPTIONS
262    throw underflow_error(__msg);
263#else
264	_VSTD::abort();
265#endif
266}
267
268_LIBCPP_END_NAMESPACE_STD
269
270#endif  // _LIBCPP_STDEXCEPT
271