On Aug 21, 2011, at 7:23 PM, Thijs Alkemade wrote: > > On 21 aug. 2011, at 23:47, comm...@adium.im wrote: > >> details: http://hg.adium.im/adium-1.4/rev/062a27e5858b >> revision: 3614:062a27e5858b >> branch: (none) >> author: Evan Schoenberg >> date: Sun Aug 21 16:17:51 2011 -0500 >> >> Added MAZeroingWeakRef >> (transplanted from 13d1f4765a893ca51ac912172b365f4ddae937d2) >> Subject: adium-1.4 3615:dd4b532eb0d5: Silenced some more nib warnings in >> xcode 4.2 > > I didn't check what this is used for or what it is, but it breaks our build: > > --- > > Undefined symbols: > "__Block_object_dispose", referenced from: > ___destroy_helper_block_4 in MAZeroingWeakRef.o > ___destroy_helper_block_4 in MAZeroingWeakRef.o > ___Block_byref_id_object_dispose3.94842 in MAZeroingWeakRef.o > ___destroy_helper_block_3 in MAZeroingWeakRef.o > ___destroy_helper_block_2 in MAZeroingWeakRef.o > ___destroy_helper_block_2 in MAZeroingWeakRef.o > ___destroy_helper_block_1 in MAZeroingWeakRef.o > -[MAZeroingWeakRef target] in MAZeroingWeakRef.o > "__Block_object_assign", referenced from: > ___copy_helper_block_4 in MAZeroingWeakRef.o > ___copy_helper_block_4 in MAZeroingWeakRef.o > ___Block_byref_id_object_copy3.94838 in MAZeroingWeakRef.o > ___copy_helper_block_3 in MAZeroingWeakRef.o > ___copy_helper_block_2 in MAZeroingWeakRef.o > ___copy_helper_block_2 in MAZeroingWeakRef.o > ___copy_helper_block_1 in MAZeroingWeakRef.o > "__NSConcreteStackBlock", referenced from: > __NSConcreteStackBlock$non_lazy_ptr in MAZeroingWeakRef.o > (maybe you meant: __NSConcreteStackBlock$non_lazy_ptr) > ld: symbol(s) not found > collect2: ld returned 1 exit status > > --- > > (http://buildbot.adium.im/builders/adium-1.4/builds/552/steps/compile/logs/stdio) > > It looks like this is because blocks can't be used on 10.5.
Apologies. Looks like I over-trusted the third-party code; seeing that it was, as Chris pointed out, using the NS_BLOCKS_AVAILABLE check, I didn't verify the rest of it on a 10.5 build. Fixing it now. -Evan > > Thijs
