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Side by Side Diff: chrome/common/mac/objc_zombie.mm

Issue 345243007: Add ScopedObjCClassSwizzler in base/mac, absorbs objc_method_swizzle and ScopedClassSwizzler (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/src
Patch Set: Inlude in shiny new gn base_unittests target Created 6 years, 4 months ago
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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. 1 // Copyright (c) 2012 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/common/mac/objc_zombie.h" 5 #import "chrome/common/mac/objc_zombie.h"
6 6
7 #include <AvailabilityMacros.h> 7 #include <AvailabilityMacros.h>
8 8
9 #include <execinfo.h> 9 #include <execinfo.h>
10 #import <objc/runtime.h> 10 #import <objc/runtime.h>
11 11
12 #include <algorithm> 12 #include <algorithm>
13 13
14 #include "base/debug/crash_logging.h" 14 #include "base/debug/crash_logging.h"
15 #include "base/debug/stack_trace.h" 15 #include "base/debug/stack_trace.h"
16 #include "base/lazy_instance.h" 16 #include "base/lazy_instance.h"
17 #include "base/logging.h" 17 #include "base/logging.h"
18 #include "base/posix/eintr_wrapper.h" 18 #include "base/posix/eintr_wrapper.h"
19 #include "base/strings/stringprintf.h" 19 #include "base/strings/stringprintf.h"
20 #include "base/synchronization/lock.h" 20 #include "base/synchronization/lock.h"
21 #include "chrome/common/crash_keys.h" 21 #include "chrome/common/crash_keys.h"
22 #import "chrome/common/mac/objc_method_swizzle.h"
23 22
24 #if !defined(OS_IOS) && (MAC_OS_X_VERSION_MAX_ALLOWED <= MAC_OS_X_VERSION_10_6) 23 #if !defined(OS_IOS) && (MAC_OS_X_VERSION_MAX_ALLOWED <= MAC_OS_X_VERSION_10_6)
25 // Apparently objc/runtime.h doesn't define this with the 10.6 SDK yet. 24 // Apparently objc/runtime.h doesn't define this with the 10.6 SDK yet.
26 // The docs say it exists since 10.6 however. 25 // The docs say it exists since 10.6 however.
27 OBJC_EXPORT void *objc_destructInstance(id obj); 26 OBJC_EXPORT void *objc_destructInstance(id obj);
28 #endif 27 #endif
29 28
30 // Deallocated objects are re-classed as |CrZombie|. No superclass 29 // Deallocated objects are re-classed as |CrZombie|. No superclass
31 // because then the class would have to override many/most of the 30 // because then the class would have to override many/most of the
32 // inherited methods (|NSObject| is like a category magnet!). 31 // inherited methods (|NSObject| is like a category magnet!).
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425 if (oldZombies) { 424 if (oldZombies) {
426 for (size_t i = 0; i < oldCount; ++i) { 425 for (size_t i = 0; i < oldCount; ++i) {
427 if (oldZombies[i].object) 426 if (oldZombies[i].object)
428 object_dispose(oldZombies[i].object); 427 object_dispose(oldZombies[i].object);
429 } 428 }
430 free(oldZombies); 429 free(oldZombies);
431 } 430 }
432 } 431 }
433 432
434 } // namespace ObjcEvilDoers 433 } // namespace ObjcEvilDoers
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