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1 // Copyright (c) 2010 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2010 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #import "chrome/browser/chrome_browser_application_mac.h" | 5 #import "chrome/browser/chrome_browser_application_mac.h" |
6 | 6 |
7 #import "base/histogram.h" | 7 #import "base/histogram.h" |
8 #import "base/logging.h" | 8 #import "base/logging.h" |
9 #import "base/scoped_nsobject.h" | 9 #import "base/scoped_nsobject.h" |
10 #import "base/sys_string_conversions.h" | 10 #import "base/sys_string_conversions.h" |
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78 // interesting to track in aggregate (those relating to distributed | 78 // interesting to track in aggregate (those relating to distributed |
79 // objects, for instance). | 79 // objects, for instance). |
80 const size_t kKnownNSExceptionCount = 25; | 80 const size_t kKnownNSExceptionCount = 25; |
81 | 81 |
82 const size_t kUnknownNSException = kKnownNSExceptionCount; | 82 const size_t kUnknownNSException = kKnownNSExceptionCount; |
83 | 83 |
84 size_t BinForException(NSException* exception) { | 84 size_t BinForException(NSException* exception) { |
85 // A list of common known exceptions. The list position will | 85 // A list of common known exceptions. The list position will |
86 // determine where they live in the histogram, so never move them | 86 // determine where they live in the histogram, so never move them |
87 // around, only add to the end. | 87 // around, only add to the end. |
88 <<<<<<< HEAD | |
89 static NSString* const kKnownNSExceptionNames[] = { | 88 static NSString* const kKnownNSExceptionNames[] = { |
90 ======= | |
91 static NSString* kKnownNSExceptionNames[] = { | |
92 >>>>>>> more | |
93 // ??? | 89 // ??? |
94 NSGenericException, | 90 NSGenericException, |
95 | 91 |
96 // Out-of-range on NSString or NSArray. | 92 // Out-of-range on NSString or NSArray. |
97 NSRangeException, | 93 NSRangeException, |
98 | 94 |
99 // Invalid arg to method, unrecognized selector. | 95 // Invalid arg to method, unrecognized selector. |
100 NSInvalidArgumentException, | 96 NSInvalidArgumentException, |
101 | 97 |
102 // malloc() returned null in object creation, I think. | 98 // malloc() returned null in object creation, I think. |
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273 } | 269 } |
274 } | 270 } |
275 if (!found) { | 271 if (!found) { |
276 return NO; | 272 return NO; |
277 } | 273 } |
278 } | 274 } |
279 | 275 |
280 // When a Cocoa control is wired to a freed object, we get crashers | 276 // When a Cocoa control is wired to a freed object, we get crashers |
281 // in the call to |super| with no useful information in the | 277 // in the call to |super| with no useful information in the |
282 // backtrace. Attempt to add some useful information. | 278 // backtrace. Attempt to add some useful information. |
283 <<<<<<< HEAD | |
284 static NSString* const kActionKey = @"sendaction"; | 279 static NSString* const kActionKey = @"sendaction"; |
285 ======= | |
286 static NSString* kActionKey = @"sendaction"; | |
287 >>>>>>> more | |
288 | 280 |
289 // If the action is something generic like -commandDispatch:, then | 281 // If the action is something generic like -commandDispatch:, then |
290 // the tag is essential. | 282 // the tag is essential. |
291 NSInteger tag = 0; | 283 NSInteger tag = 0; |
292 if ([sender isKindOfClass:[NSControl class]]) { | 284 if ([sender isKindOfClass:[NSControl class]]) { |
293 tag = [sender tag]; | 285 tag = [sender tag]; |
294 if (tag == 0 || tag == -1) { | 286 if (tag == 0 || tag == -1) { |
295 tag = [sender selectedTag]; | 287 tag = [sender selectedTag]; |
296 } | 288 } |
297 } else if ([sender isKindOfClass:[NSMenuItem class]]) { | 289 } else if ([sender isKindOfClass:[NSMenuItem class]]) { |
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319 if (!reportingException) { | 311 if (!reportingException) { |
320 reportingException = YES; | 312 reportingException = YES; |
321 chrome_browser_application_mac::RecordExceptionWithUma(anException); | 313 chrome_browser_application_mac::RecordExceptionWithUma(anException); |
322 | 314 |
323 // Store some human-readable information in breakpad keys in case | 315 // Store some human-readable information in breakpad keys in case |
324 // there is a crash. Since breakpad does not provide infinite | 316 // there is a crash. Since breakpad does not provide infinite |
325 // storage, we track two exceptions. The first exception thrown | 317 // storage, we track two exceptions. The first exception thrown |
326 // is tracked because it may be the one which caused the system to | 318 // is tracked because it may be the one which caused the system to |
327 // go off the rails. The last exception thrown is tracked because | 319 // go off the rails. The last exception thrown is tracked because |
328 // it may be the one most directly associated with the crash. | 320 // it may be the one most directly associated with the crash. |
329 <<<<<<< HEAD | |
330 static NSString* const kFirstExceptionKey = @"firstexception"; | 321 static NSString* const kFirstExceptionKey = @"firstexception"; |
331 static BOOL trackedFirstException = NO; | 322 static BOOL trackedFirstException = NO; |
332 static NSString* const kLastExceptionKey = @"lastexception"; | 323 static NSString* const kLastExceptionKey = @"lastexception"; |
333 ======= | |
334 static NSString* kFirstExceptionKey = @"firstexception"; | |
335 static BOOL trackedFirstException = NO; | |
336 static NSString* kLastExceptionKey = @"lastexception"; | |
337 >>>>>>> more | |
338 | 324 |
339 // TODO(shess): It would be useful to post some stacktrace info | 325 // TODO(shess): It would be useful to post some stacktrace info |
340 // from the exception. | 326 // from the exception. |
341 // 10.6 has -[NSException callStackSymbols] | 327 // 10.6 has -[NSException callStackSymbols] |
342 // 10.5 has -[NSException callStackReturnAddresses] | 328 // 10.5 has -[NSException callStackReturnAddresses] |
343 // 10.5 has backtrace_symbols(). | 329 // 10.5 has backtrace_symbols(). |
344 // I've tried to combine the latter two, but got nothing useful. | 330 // I've tried to combine the latter two, but got nothing useful. |
345 // The addresses are right, though, maybe we could train the crash | 331 // The addresses are right, though, maybe we could train the crash |
346 // server to decode them for us. | 332 // server to decode them for us. |
347 | 333 |
348 NSString* value = [NSString stringWithFormat:@"%@ reason %@", | 334 NSString* value = [NSString stringWithFormat:@"%@ reason %@", |
349 [anException name], [anException reason]]; | 335 [anException name], [anException reason]]; |
350 if (!trackedFirstException) { | 336 if (!trackedFirstException) { |
351 SetCrashKeyValue(kFirstExceptionKey, value); | 337 SetCrashKeyValue(kFirstExceptionKey, value); |
352 trackedFirstException = YES; | 338 trackedFirstException = YES; |
353 } else { | 339 } else { |
354 SetCrashKeyValue(kLastExceptionKey, value); | 340 SetCrashKeyValue(kLastExceptionKey, value); |
355 } | 341 } |
356 | 342 |
357 reportingException = NO; | 343 reportingException = NO; |
358 } | 344 } |
359 | 345 |
360 [super reportException:anException]; | 346 [super reportException:anException]; |
361 } | 347 } |
362 | 348 |
363 @end | 349 @end |
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