[lldb-dev] Mac OS X Apple applications debugging. Switching from GDB to LLDB ?
Aurelien Hugele
altimac at carrafix.com
Sat Mar 2 10:38:18 PST 2013
I'm in fact not interested in NSObject alloc, but other instance method ;) and it does not work either.
Anyway "breakpoint set -S alloc" should work for class and instance methods.
Remember the problem is not in *my* app, but Apple apps...
On 2 mars 2013, at 19:33, Jean-Daniel Dupas <devlists at shadowlab.org> wrote:
> Le 2 mars 2013 à 18:43, Aurelien Hugele <altimac at carrafix.com> a écrit :
>
>> Hi list!
>>
>> I'm a GDB user that want to switch to LLDB, but something is preventing me to switch for the moment: I can't find how to debug (analyze) Apple applications such as Calendars.app or Contacts.app on Mac OS X.
>>
>> Using GDB, i'm used to do something like this :
>>
>>> $ gdb /Applications/Calendar.app
>>> (gdb) run
>>> Starting program: /Applications/Calendar.app/Contents/MacOS/Calendar
>>> Reading symbols for shared libraries ++++++++ ............
>>> (gdb) fb alloc
>>> [0] cancel
>>> [1] all
>>>
>>> Non-debugging symbols:
>>> [2] +[ABDeprecatedObject alloc]
>>> [3] +[CALDate(Private) alloc]
>>> [4] +[CalAutoCompleteOperation alloc]
>>> [5] +[NSHashTable alloc]
>>> [6] +[NSKnownKeysDictionary alloc]
>>> [7] +[NSKnownKeysDictionary1 alloc]
>>> [8] +[NSKnownKeysMappingStrategy alloc]
>>> [9] +[NSKnownKeysMappingStrategy1 alloc]
>>> [10] +[NSLeafProxy alloc]
>>> [11] +[NSManagedObject alloc]
>>> [12] +[NSMapTable alloc]
>>> [13] +[NSObject alloc]
>>> [14] +[NSPasteboard alloc]
>>> [15] +[NSProxy alloc]
>>> [16] +[NSTemporaryObjectID alloc]
>>> [17] +[NSUserNotification alloc]
>>> [18] +[_CDSnapshot alloc]
>>> [19] +[_NSCoreManagedObjectID alloc]
>>> [20] +[_NSFaultingMutableArray alloc]
>>> [21] +[_NSFaultingMutableOrderedSet alloc]
>>> [22] +[_NSFaultingMutableSet alloc]
>>> [23] +[_PFBatchFaultingArray alloc]
>>> [24] +[_PFCachedNumber alloc]
>>> [25] +[_PFFetchedResultOrderedSetWrapper alloc]
>>> [26] +[_PFString alloc]
>>> [27] +[__CFHashTable alloc]
>>> [28] +[__CFMapTable alloc]
>>
>> I can then make GDB break on the method i'm interested in.
>>
>>
>> Using LLDB, i've not been able to do the same :
>>
>>> $ lldb /Applications/Calendar.app
>>> (lldb) Current executable set to '/Applications/Calendar.app' (x86_64).
>>> (lldb) run
>>> Process 54986 launched: '/Applications/Calendar.app/Contents/MacOS/Calendar' (x86_64)
>>>
>>> (lldb) breakpoint set -S alloc // i've also tried -n "-[NSObject alloc]
>
> This is a class method, so should be '+' not '-'
>
> (lldb) b +[NSObject alloc]
> Breakpoint 3: where = libobjc.A.dylib`+[NSObject alloc], address = 0x00007fff86c3676e
>
> -- Jean-Daniel
>
>
>
>
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