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1 /* | 1 /* |
2 * Copyright (C) 2003, 2006, 2007 Apple Inc. All rights reserved. | 2 * Copyright (C) 2003, 2006, 2007 Apple Inc. All rights reserved. |
3 * Copyright (C) 2013 Google Inc. All rights reserved. | 3 * Copyright (C) 2013 Google Inc. All rights reserved. |
4 * | 4 * |
5 * Redistribution and use in source and binary forms, with or without | 5 * Redistribution and use in source and binary forms, with or without |
6 * modification, are permitted provided that the following conditions | 6 * modification, are permitted provided that the following conditions |
7 * are met: | 7 * are met: |
8 * 1. Redistributions of source code must retain the above copyright | 8 * 1. Redistributions of source code must retain the above copyright |
9 * notice, this list of conditions and the following disclaimer. | 9 * notice, this list of conditions and the following disclaimer. |
10 * 2. Redistributions in binary form must reproduce the above copyright | 10 * 2. Redistributions in binary form must reproduce the above copyright |
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47 /* Disable ASSERT* macros in release mode. */ | 47 /* Disable ASSERT* macros in release mode. */ |
48 #define ASSERTIONS_DISABLED_DEFAULT 1 | 48 #define ASSERTIONS_DISABLED_DEFAULT 1 |
49 #else | 49 #else |
50 #define ASSERTIONS_DISABLED_DEFAULT 0 | 50 #define ASSERTIONS_DISABLED_DEFAULT 0 |
51 #endif | 51 #endif |
52 | 52 |
53 #ifndef BACKTRACE_DISABLED | 53 #ifndef BACKTRACE_DISABLED |
54 #define BACKTRACE_DISABLED ASSERTIONS_DISABLED_DEFAULT | 54 #define BACKTRACE_DISABLED ASSERTIONS_DISABLED_DEFAULT |
55 #endif | 55 #endif |
56 | 56 |
57 #ifndef ASSERT_DISABLED | 57 #ifndef ASSERT_ENABLED |
58 #define ASSERT_DISABLED ASSERTIONS_DISABLED_DEFAULT | 58 // Notice the not below: |
| 59 #define ASSERT_ENABLED !ASSERTIONS_DISABLED_DEFAULT |
59 #endif | 60 #endif |
60 #define ASSERT_ENABLED !ASSERT_DISABLED | |
61 | 61 |
62 #ifndef ASSERT_MSG_DISABLED | 62 #ifndef ASSERT_MSG_DISABLED |
63 #define ASSERT_MSG_DISABLED ASSERTIONS_DISABLED_DEFAULT | 63 #define ASSERT_MSG_DISABLED ASSERTIONS_DISABLED_DEFAULT |
64 #endif | 64 #endif |
65 | 65 |
66 #ifndef ASSERT_ARG_DISABLED | 66 #ifndef ASSERT_ARG_DISABLED |
67 #define ASSERT_ARG_DISABLED ASSERTIONS_DISABLED_DEFAULT | 67 #define ASSERT_ARG_DISABLED ASSERTIONS_DISABLED_DEFAULT |
68 #endif | 68 #endif |
69 | 69 |
70 #ifndef FATAL_DISABLED | 70 #ifndef FATAL_DISABLED |
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172 /* ASSERT, ASSERT_NOT_REACHED, ASSERT_UNUSED | 172 /* ASSERT, ASSERT_NOT_REACHED, ASSERT_UNUSED |
173 | 173 |
174 These macros are compiled out of release builds. | 174 These macros are compiled out of release builds. |
175 Expressions inside them are evaluated in debug builds only. | 175 Expressions inside them are evaluated in debug builds only. |
176 */ | 176 */ |
177 #if OS(WIN) | 177 #if OS(WIN) |
178 /* FIXME: Change to use something other than ASSERT to avoid this conflict with
the underlying platform */ | 178 /* FIXME: Change to use something other than ASSERT to avoid this conflict with
the underlying platform */ |
179 #undef ASSERT | 179 #undef ASSERT |
180 #endif | 180 #endif |
181 | 181 |
182 #if ASSERT_DISABLED | 182 #if ASSERT_ENABLED |
183 | |
184 #define ASSERT(assertion) ((void)0) | |
185 #define ASSERT_AT(assertion, file, line, function) ((void)0) | |
186 #define ASSERT_NOT_REACHED() ((void)0) | |
187 #define NO_RETURN_DUE_TO_ASSERT | |
188 | |
189 #define ASSERT_UNUSED(variable, assertion) ((void)variable) | |
190 | |
191 #else | |
192 | 183 |
193 #define ASSERT(assertion) \ | 184 #define ASSERT(assertion) \ |
194 (!(assertion) ? \ | 185 (!(assertion) ? \ |
195 (WTFReportAssertionFailure(__FILE__, __LINE__, WTF_PRETTY_FUNCTION, #ass
ertion), \ | 186 (WTFReportAssertionFailure(__FILE__, __LINE__, WTF_PRETTY_FUNCTION, #ass
ertion), \ |
196 CRASH()) : \ | 187 CRASH()) : \ |
197 (void)0) | 188 (void)0) |
198 | 189 |
199 #define ASSERT_AT(assertion, file, line, function) \ | 190 #define ASSERT_AT(assertion, file, line, function) \ |
200 (!(assertion) ? \ | 191 (!(assertion) ? \ |
201 (WTFReportAssertionFailure(file, line, function, #assertion), \ | 192 (WTFReportAssertionFailure(file, line, function, #assertion), \ |
202 CRASH()) : \ | 193 CRASH()) : \ |
203 (void)0) | 194 (void)0) |
204 | 195 |
205 #define ASSERT_NOT_REACHED() do { \ | 196 #define ASSERT_NOT_REACHED() do { \ |
206 WTFReportAssertionFailure(__FILE__, __LINE__, WTF_PRETTY_FUNCTION, 0); \ | 197 WTFReportAssertionFailure(__FILE__, __LINE__, WTF_PRETTY_FUNCTION, 0); \ |
207 CRASH(); \ | 198 CRASH(); \ |
208 } while (0) | 199 } while (0) |
209 | 200 |
210 #define ASSERT_UNUSED(variable, assertion) ASSERT(assertion) | 201 #define ASSERT_UNUSED(variable, assertion) ASSERT(assertion) |
211 | 202 |
212 #define NO_RETURN_DUE_TO_ASSERT NO_RETURN_DUE_TO_CRASH | 203 #define NO_RETURN_DUE_TO_ASSERT NO_RETURN_DUE_TO_CRASH |
213 | 204 |
| 205 #else |
| 206 |
| 207 #define ASSERT(assertion) ((void)0) |
| 208 #define ASSERT_AT(assertion, file, line, function) ((void)0) |
| 209 #define ASSERT_NOT_REACHED() ((void)0) |
| 210 #define NO_RETURN_DUE_TO_ASSERT |
| 211 |
| 212 #define ASSERT_UNUSED(variable, assertion) ((void)variable) |
| 213 |
214 #endif | 214 #endif |
215 | 215 |
216 /* ASSERT_WITH_SECURITY_IMPLICATION / RELEASE_ASSERT_WITH_SECURITY_IMPLICATION | 216 /* ASSERT_WITH_SECURITY_IMPLICATION / RELEASE_ASSERT_WITH_SECURITY_IMPLICATION |
217 | 217 |
218 Use in places where failure of the assertion indicates a possible security | 218 Use in places where failure of the assertion indicates a possible security |
219 vulnerability. Classes of these vulnerabilities include bad casts, out of | 219 vulnerability. Classes of these vulnerabilities include bad casts, out of |
220 bounds accesses, use-after-frees, etc. Please be sure to file bugs for these | 220 bounds accesses, use-after-frees, etc. Please be sure to file bugs for these |
221 failures using the security template: | 221 failures using the security template: |
222 http://code.google.com/p/chromium/issues/entry?template=Security%20Bug | 222 http://code.google.com/p/chromium/issues/entry?template=Security%20Bug |
223 */ | 223 */ |
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345 #endif | 345 #endif |
346 | 346 |
347 /* RELEASE_ASSERT | 347 /* RELEASE_ASSERT |
348 | 348 |
349 Use in places where failure of an assertion indicates a definite security | 349 Use in places where failure of an assertion indicates a definite security |
350 vulnerability from which execution must not continue even in a release build. | 350 vulnerability from which execution must not continue even in a release build. |
351 Please sure to file bugs for these failures using the security template: | 351 Please sure to file bugs for these failures using the security template: |
352 http://code.google.com/p/chromium/issues/entry?template=Security%20Bug | 352 http://code.google.com/p/chromium/issues/entry?template=Security%20Bug |
353 */ | 353 */ |
354 | 354 |
355 #if ASSERT_DISABLED | 355 #if ASSERT_ENABLED |
| 356 #define RELEASE_ASSERT(assertion) ASSERT(assertion) |
| 357 #define RELEASE_ASSERT_WITH_MESSAGE(assertion, ...) ASSERT_WITH_MESSAGE(assertio
n, __VA_ARGS__) |
| 358 #define RELEASE_ASSERT_NOT_REACHED() ASSERT_NOT_REACHED() |
| 359 #else |
356 #define RELEASE_ASSERT(assertion) (UNLIKELY(!(assertion)) ? (IMMEDIATE_CRASH())
: (void)0) | 360 #define RELEASE_ASSERT(assertion) (UNLIKELY(!(assertion)) ? (IMMEDIATE_CRASH())
: (void)0) |
357 #define RELEASE_ASSERT_WITH_MESSAGE(assertion, ...) RELEASE_ASSERT(assertion) | 361 #define RELEASE_ASSERT_WITH_MESSAGE(assertion, ...) RELEASE_ASSERT(assertion) |
358 #define RELEASE_ASSERT_NOT_REACHED() IMMEDIATE_CRASH() | 362 #define RELEASE_ASSERT_NOT_REACHED() IMMEDIATE_CRASH() |
359 #else | |
360 #define RELEASE_ASSERT(assertion) ASSERT(assertion) | |
361 #define RELEASE_ASSERT_WITH_MESSAGE(assertion, ...) ASSERT_WITH_MESSAGE(assertio
n, __VA_ARGS__) | |
362 #define RELEASE_ASSERT_NOT_REACHED() ASSERT_NOT_REACHED() | |
363 #endif | 363 #endif |
364 | 364 |
365 /* DEFINE_COMPARISON_OPERATORS_WITH_REFERENCES */ | 365 /* DEFINE_COMPARISON_OPERATORS_WITH_REFERENCES */ |
366 | 366 |
367 // Allow equality comparisons of Objects by reference or pointer, interchangeabl
y. | 367 // Allow equality comparisons of Objects by reference or pointer, interchangeabl
y. |
368 #define DEFINE_COMPARISON_OPERATORS_WITH_REFERENCES(thisType) \ | 368 #define DEFINE_COMPARISON_OPERATORS_WITH_REFERENCES(thisType) \ |
369 inline bool operator==(const thisType& a, const thisType& b) { return &a ==
&b; } \ | 369 inline bool operator==(const thisType& a, const thisType& b) { return &a ==
&b; } \ |
370 inline bool operator==(const thisType& a, const thisType* b) { return &a ==
b; } \ | 370 inline bool operator==(const thisType& a, const thisType* b) { return &a ==
b; } \ |
371 inline bool operator==(const thisType* a, const thisType& b) { return a == &
b; } \ | 371 inline bool operator==(const thisType* a, const thisType& b) { return a == &
b; } \ |
372 inline bool operator!=(const thisType& a, const thisType& b) { return !(a ==
b); } \ | 372 inline bool operator!=(const thisType& a, const thisType& b) { return !(a ==
b); } \ |
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400 } \ | 400 } \ |
401 inline const thisType& to##thisType(const argumentType& argumentName) \ | 401 inline const thisType& to##thisType(const argumentType& argumentName) \ |
402 { \ | 402 { \ |
403 ASSERT_WITH_SECURITY_IMPLICATION(referencePredicate); \ | 403 ASSERT_WITH_SECURITY_IMPLICATION(referencePredicate); \ |
404 return static_cast<const thisType&>(argumentName); \ | 404 return static_cast<const thisType&>(argumentName); \ |
405 } \ | 405 } \ |
406 void to##thisType(const thisType*); \ | 406 void to##thisType(const thisType*); \ |
407 void to##thisType(const thisType&) | 407 void to##thisType(const thisType&) |
408 | 408 |
409 #endif /* WTF_Assertions_h */ | 409 #endif /* WTF_Assertions_h */ |
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