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1// Copyright (c) 2000-2011 Joerg Walter, Mathias Koch, David Bellot
2//
3// Distributed under the Boost Software License, Version 1.0. (See
4// accompanying file LICENSE_1_0.txt or copy at
5// http://www.boost.org/LICENSE_1_0.txt)
6
7#ifndef _BOOST_UBLAS_EXCEPTION_
8#define _BOOST_UBLAS_EXCEPTION_
9
10#if ! defined (BOOST_NO_EXCEPTIONS) && ! defined (BOOST_UBLAS_NO_EXCEPTIONS)
11#include <stdexcept>
12#else
13#include <cstdlib>
14#endif
15#ifndef BOOST_UBLAS_NO_STD_CERR
16#include <iostream>
17#endif
18
19#include <boost/numeric/ublas/detail/config.hpp>
20
21namespace boost { namespace numeric { namespace ublas {
22
23 /** \brief Exception raised when a division by zero occurs
24 */
25 struct divide_by_zero
26#if ! defined (BOOST_NO_EXCEPTIONS) && ! defined (BOOST_UBLAS_NO_EXCEPTIONS)
27 // Inherit from standard exceptions as requested during review.
28 : public std::runtime_error
29 {
30 explicit divide_by_zero (const char *s = "divide by zero") :
31 std::runtime_error (s) {}
32 void raise () {
33 throw *this;
34 }
35#else
36 {
37 divide_by_zero ()
38 {}
39 explicit divide_by_zero (const char *)
40 {}
41 void raise () {
42 std::abort ();
43 }
44#endif
45 };
46
47 /** \brief Expception raised when some interal errors occurs like computations errors, zeros values where you should not have zeros, etc...
48 */
49 struct internal_logic
50#if ! defined (BOOST_NO_EXCEPTIONS) && ! defined (BOOST_UBLAS_NO_EXCEPTIONS)
51 // Inherit from standard exceptions as requested during review.
52 : public std::logic_error {
53 explicit internal_logic (const char *s = "internal logic") :
54 std::logic_error (s) {}
55 void raise () {
56 throw *this;
57 }
58#else
59 {
60 internal_logic ()
61 {}
62 explicit internal_logic (const char *)
63 {}
64 void raise () {
65 std::abort ();
66 }
67#endif
68 };
69
70 struct external_logic
71#if ! defined (BOOST_NO_EXCEPTIONS) && ! defined (BOOST_UBLAS_NO_EXCEPTIONS)
72 // Inherit from standard exceptions as requested during review.
73 : public std::logic_error {
74 explicit external_logic (const char *s = "external logic") :
75 std::logic_error (s) {}
76 // virtual const char *what () const throw () {
77 // return "exception: external logic";
78 // }
79 void raise () {
80 throw *this;
81 }
82#else
83 {
84 external_logic ()
85 {}
86 explicit external_logic (const char *)
87 {}
88 void raise () {
89 std::abort ();
90 }
91#endif
92 };
93
94 struct bad_argument
95#if ! defined (BOOST_NO_EXCEPTIONS) && ! defined (BOOST_UBLAS_NO_EXCEPTIONS)
96 // Inherit from standard exceptions as requested during review.
97 : public std::invalid_argument {
98 explicit bad_argument (const char *s = "bad argument") :
99 std::invalid_argument (s) {}
100 void raise () {
101 throw *this;
102 }
103#else
104 {
105 bad_argument ()
106 {}
107 explicit bad_argument (const char *)
108 {}
109 void raise () {
110 std::abort ();
111 }
112#endif
113 };
114
115 /**
116 */
117 struct bad_size
118#if ! defined (BOOST_NO_EXCEPTIONS) && ! defined (BOOST_UBLAS_NO_EXCEPTIONS)
119 // Inherit from standard exceptions as requested during review.
120 : public std::domain_error {
121 explicit bad_size (const char *s = "bad size") :
122 std::domain_error (s) {}
123 void raise () {
124 throw *this;
125 }
126#else
127 {
128 bad_size ()
129 {}
130 explicit bad_size (const char *)
131 {}
132 void raise () {
133 std::abort ();
134 }
135#endif
136 };
137
138 struct bad_index
139#if ! defined (BOOST_NO_EXCEPTIONS) && ! defined (BOOST_UBLAS_NO_EXCEPTIONS)
140 // Inherit from standard exceptions as requested during review.
141 : public std::out_of_range {
142 explicit bad_index (const char *s = "bad index") :
143 std::out_of_range (s) {}
144 void raise () {
145 throw *this;
146 }
147#else
148 {
149 bad_index ()
150 {}
151 explicit bad_index (const char *)
152 {}
153 void raise () {
154 std::abort ();
155 }
156#endif
157 };
158
159 struct singular
160#if ! defined (BOOST_NO_EXCEPTIONS) && ! defined (BOOST_UBLAS_NO_EXCEPTIONS)
161 // Inherit from standard exceptions as requested during review.
162 : public std::runtime_error {
163 explicit singular (const char *s = "singular") :
164 std::runtime_error (s) {}
165 void raise () {
166 throw *this;
167 }
168#else
169 {
170 singular ()
171 {}
172 explicit singular (const char *)
173 {}
174 void raise () {
175 std::abort ();
176 }
177#endif
178 };
179
180 struct non_real
181#if ! defined (BOOST_NO_EXCEPTIONS) && ! defined (BOOST_UBLAS_NO_EXCEPTIONS)
182 // Inherit from standard exceptions as requested during review.
183 : public std::domain_error {
184 explicit non_real (const char *s = "exception: non real") :
185 std::domain_error (s) {}
186 void raise () {
187 throw *this;
188 }
189#else
190 {
191 non_real ()
192 {}
193 explicit non_real (const char *)
194 {}
195 void raise () {
196 std::abort ();
197 }
198#endif
199 };
200
201#if BOOST_UBLAS_CHECK_ENABLE
202// Macros are equivilent to
203// template<class E>
204// BOOST_UBLAS_INLINE
205// void check (bool expression, const E &e) {
206// if (! expression)
207// e.raise ();
208// }
209// template<class E>
210// BOOST_UBLAS_INLINE
211// void check_ex (bool expression, const char *file, int line, const E &e) {
212// if (! expression)
213// e.raise ();
214// }
215#ifndef BOOST_UBLAS_NO_STD_CERR
216#define BOOST_UBLAS_CHECK_FALSE(e) \
217 std::cerr << "Check failed in file " << __FILE__ << " at line " << __LINE__ << ":" << std::endl; \
218 e.raise ();
219#define BOOST_UBLAS_CHECK(expression, e) \
220 if (! (expression)) { \
221 std::cerr << "Check failed in file " << __FILE__ << " at line " << __LINE__ << ":" << std::endl; \
222 std::cerr << #expression << std::endl; \
223 e.raise (); \
224 }
225#define BOOST_UBLAS_CHECK_EX(expression, file, line, e) \
226 if (! (expression)) { \
227 std::cerr << "Check failed in file " << (file) << " at line " << (line) << ":" << std::endl; \
228 std::cerr << #expression << std::endl; \
229 e.raise (); \
230 }
231#else
232#define BOOST_UBLAS_CHECK_FALSE(e) \
233 e.raise ();
234#define BOOST_UBLAS_CHECK(expression, e) \
235 if (! (expression)) { \
236 e.raise (); \
237 }
238#define BOOST_UBLAS_CHECK_EX(expression, file, line, e) \
239 if (! (expression)) { \
240 e.raise (); \
241 }
242#endif
243#else
244// Macros are equivilent to
245// template<class E>
246// BOOST_UBLAS_INLINE
247// void check (bool expression, const E &e) {}
248// template<class E>
249// BOOST_UBLAS_INLINE
250// void check_ex (bool expression, const char *file, int line, const E &e) {}
251#define BOOST_UBLAS_CHECK_FALSE(e)
252#define BOOST_UBLAS_CHECK(expression, e)
253#define BOOST_UBLAS_CHECK_EX(expression, file, line, e)
254#endif
255
256
257#ifndef BOOST_UBLAS_USE_FAST_SAME
258// Macro is equivilent to
259// template<class T>
260// BOOST_UBLAS_INLINE
261// const T &same_impl (const T &size1, const T &size2) {
262// BOOST_UBLAS_CHECK (size1 == size2, bad_argument ());
263// return (std::min) (size1, size2);
264// }
265// #define BOOST_UBLAS_SAME(size1, size2) same_impl ((size1), (size2))
266 // need two types here because different containers can have
267 // different size_types (especially sparse types)
268 template<class T1, class T2>
269 BOOST_UBLAS_INLINE
270 // Kresimir Fresl and Dan Muller reported problems with COMO.
271 // We better change the signature instead of libcomo ;-)
272 // const T &same_impl_ex (const T &size1, const T &size2, const char *file, int line) {
273 T1 same_impl_ex (const T1 &size1, const T2 &size2, const char *file, int line) {
274 BOOST_UBLAS_CHECK_EX (size1 == size2, file, line, bad_argument ());
275 return (size1 < size2)?(size1):(size2);
276 }
277 template<class T>
278 BOOST_UBLAS_INLINE
279 T same_impl_ex (const T &size1, const T &size2, const char *file, int line) {
280 BOOST_UBLAS_CHECK_EX (size1 == size2, file, line, bad_argument ());
281 return (std::min) (size1, size2);
282 }
283#define BOOST_UBLAS_SAME(size1, size2) same_impl_ex ((size1), (size2), __FILE__, __LINE__)
284#else
285// Macros are equivilent to
286// template<class T>
287// BOOST_UBLAS_INLINE
288// const T &same_impl (const T &size1, const T &size2) {
289// return size1;
290// }
291// #define BOOST_UBLAS_SAME(size1, size2) same_impl ((size1), (size2))
292#define BOOST_UBLAS_SAME(size1, size2) (size1)
293#endif
294
295}}}
296
297#endif