| 1 | #import <Foundation/Foundation.h> |
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| 2 | #include <stdlib.h> |
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| 3 | |
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| 4 | // A function with this signature will be called by LLDB to retrieve the |
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| 5 | // Objective-C class list. We shouldn't call this function that is defined |
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| 6 | // by the user if possible. |
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| 7 | Class *objc_copyRealizedClassList_nolock(unsigned int *outCount) { |
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| 8 | // Don't try to implement this properly but just abort. |
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| 9 | abort(); |
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| 10 | } |
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| 11 | |
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| 12 | // Define some custom class that makes LLDB read the Objective-C class list. |
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| 13 | @interface CustomClass : NSObject { |
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| 14 | }; |
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| 15 | @end |
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| 16 | @implementation CustomClass |
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| 17 | @end |
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| 18 | |
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| 19 | int main(int argc, char **argv) { |
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| 20 | id custom_class = [[CustomClass alloc] init]; |
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| 21 | // Make sure our trap function is emitted but never called (the test doesn't |
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| 22 | // launch the executable with any args). |
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| 23 | if (argc == 123) { |
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| 24 | objc_copyRealizedClassList_nolock(outCount: 0); |
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| 25 | } |
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| 26 | return 0; // break here |
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| 27 | } |
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| 28 | |
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