[erlang-questions] Driver load problem on Mac OS Lion

cao xu <>
Mon May 14 17:53:53 CEST 2012


Finally, I found a solution from the Portfile of erlang on Macports.  After built erlang with LDFLAGS -framework CoreFoundation, these drivers can now be loaded with SMP enabled.


在 2012-5-12,上午10:20, cao xu 写道:

> I got the stack info from core file when the VM crashed:
> 
> (gdb) up
> #1  0x000000001c0c77c1 in erts_sys_main_thread () at sys.c:2905
> 2905		res = select(erts_darwin_main_thread_pipe[0] + 1, &readfds, NULL, NULL, NULL);
> (gdb) up
> #2  0x000000001bfe5bc4 in erl_start (argc=12, argv=0x7fff6bbcb5a8)
>    at erl_init.c:1483
> 1483	    erts_sys_main_thread(); /* May or may not return! */
> (gdb) up
> #3  0x6c61636f6c2f7273 in ?? ()
> (gdb) 
> 
> 
> and after I turned off the SMP, the driver worked again. Does that mean it have something to do with the SMP support?
> 
> BR
> 
> 在 2012-5-11,下午11:58, cao xu 写道:
> 
>> Hi,
>> 
>> 	I tried to update the OS to Lion, but found drivers those work on 10.6 have problem during the start. The following error prompted and the VM crashed :
>> 
>> Erlang R15B (erts-5.9) [source] [64-bit] [smp:4:4] [async-threads:0] [hipe] [kernel-poll:false]
>> 
>> Eshell V5.9  (abort with ^G)
>> 1> erl_ddll:load_driver("priv", xml_eng_drv).
>> Trace/BPT trap: 5
>> 
>> 	Has it happened to anyone else? I also found some of the drivers still work, is there something I should fix when migrate linked-in drivers to Mac OS Lion? Any suggestion will be appreciated.
>> 
>> BR
>> 
>> Xu Cao
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>> 
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> 
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