[MacRuby-devel] macruby nightly build 2009-09-10

Wed Sep 23 16:51:48 PDT 2009

So in that case Ruby would be garbage collected, but ObjC code it uses  
will be ref counted?

Sent from my iPhone

On Sep 23, 2009, at 18:00, Laurent Sansonetti <lsansonetti at apple.com>  
wrote:

> Hi Conrad,
>
> The thing is, MacRuby is built on top of the ObjC GC, so there is  
> currently no way you can not use it :)
>
> In the future we might introduce a mode where MacRuby doesn't use  
> this GC, but it's all tentative.
>
> Laurent
>
> On Sep 23, 2009, at 3:58 PM, Conrad Taylor wrote:
>
>> Laurent, I understand that one should use the GC for MacRuby but  
>> why do we have such a restriction?  Just curious about the history  
>> here.
>>
>> Thanks in advance,
>>
>> -Conrad
>>
>> On Wed, Sep 23, 2009 at 3:49 PM, Laurent Sansonetti <lsansonetti at apple.com 
>> > wrote:
>> Hi Robert,
>>
>> The problem here is dealloc. Same reason, dealloc is ignored by the  
>> runtime, and you should not use it in MacRuby, it will never be  
>> called.
>>
>> I just fixed macruby to not crash in case autorelease or dealloc is  
>> used, but keep in mind that using these selectors won't do anything.
>>
>> Laurent
>>
>>
>> On Sep 23, 2009, at 2:46 PM, Robert Rice wrote:
>>
>> Hi Laurent:
>>
>> Thanks for your quick reply. I have attached another file that  
>> causes a similar crash without a call to autorelease.
>>
>> Bob Rice
>> <OutlineRowNode.rb>
>>
>>
>>
>> On Sep 23, 2009, at 3:24 PM, Laurent Sansonetti wrote:
>>
>> Hi Robert,
>>
>> The problem is line 68, the call to autorelease. If you remove it  
>> it should load again. The reason is that autorelease (like release  
>> and retain) are ignored selectors of the runtime. Clearly we should  
>> not crash this way, I will fix that.
>>
>> Also, keep in mind that retain, release and autorelease should not  
>> be used in MacRuby. We run under GC mode which makes these calls no- 
>> ops.
>>
>> Laurent
>>
>> On Sep 23, 2009, at 12:18 PM, Robert Rice wrote:
>>
>> Hi Laurent:
>>
>> Thanks for your offer to help. Sorry I was busy with another  
>> project but now I get back to MacRuby.
>>
>> I have attached a file that causes the assertion error when loaded  
>> by the require command. Probably there is something else I need to  
>> change when porting from Ruby-Cocoa.
>>
>> Thanks,
>> Bob Rice
>> <JBH_F7575101_WindowController.rb>
>>
>> On Sep 12, 2009, at 3:08 PM, Laurent Sansonetti wrote:
>>
>> Hi Robert,
>>
>> Unless you found what was wrong, feel free to contact me off-list  
>> with a copy of your app and I will investigate the problem.
>>
>> Laurent
>>
>> On Sep 12, 2009, at 9:48 AM, Robert Rice wrote:
>>
>> Hi Laurent:
>>
>> It's a relatively large application that I ported from a RubyCocoa  
>> environment.
>> I need the threading support hook that was removed from Ruby in the  
>> Snow Leopard release.
>>
>> I'll try to track it down better by porting and testing modules a  
>> little at a time.
>>
>> Thanks,
>> Bob Rice
>>
>> On Sep 11, 2009, at 12:53 PM, Laurent Sansonetti wrote:
>>
>> Looks like we are hitting an assertion in the symbol generator...  
>> Could you send us what you are trying to execute here?
>>
>> Laurent
>>
>> Sent from my iPhone
>>
>> On Sep 11, 2009, at 9:48 AM, Robert Rice <rice.audio at pobox.com>  
>> wrote:
>>
>> How would I track down the following error from the nightly build?
>>
>> [Session started at 2009-09-11 12:43:22 -0400.]
>> GNU gdb 6.3.50-20050815 (Apple version gdb-1344) (Fri Jul  3  
>> 01:19:56 UTC 2009)
>> Copyright 2004 Free Software Foundation, Inc.
>> GDB is free software, covered by the GNU General Public License,  
>> and you are
>> welcome to change it and/or distribute copies of it under certain  
>> conditions.
>> Type "show copying" to see the conditions.
>> There is absolutely no warranty for GDB.  Type "show warranty" for  
>> details.
>> This GDB was configured as "x86_64-apple-darwin".tty /dev/ttys000
>> Loading program into debugger…
>> Program loaded.
>> run
>> [Switching to process 326]
>> Running…
>> Assertion failed: (1==0), function rb_intern3, file parse.y, line  
>> 9596.
>> Program received signal:  “SIGABRT”.
>> sharedlibrary apply-load-rules all
>> warning: Could not find object file "/Users/mattetti/src/macruby- 
>> gitsvn/trunk/array.o" - no debug information available for "array.c".
>>
>> warning: Could not find object file "/Users/mattetti/src/macruby- 
>> gitsvn/trunk/bignum.o" - no debug information available for  
>> "bignum.c".
>>
>> ...
>> Thanks,
>> Bob Rice
>>
>> On Sep 10, 2009, at 2:24 PM, Matt Aimonetti wrote:
>>
>> Latest trunk code available as an unofficial pkg ready to install: http://rubyurl.com/5K3W
>>
>> Lots of bug fixes, improved macgem (not finished yet but you can  
>> install gems and load them using `gem 'gem_name'; require  
>> 'whatever'`).
>> Things are looking pretty good on trunk :)
>>
>> - Matt
>> _______________________________________________
>> MacRuby-devel mailing list
>> MacRuby-devel at lists.macosforge.org
>> http://lists.macosforge.org/mailman/listinfo.cgi/macruby-devel
>>
>> _______________________________________________
>> MacRuby-devel mailing list
>> MacRuby-devel at lists.macosforge.org
>> http://lists.macosforge.org/mailman/listinfo.cgi/macruby-devel
>> _______________________________________________
>> MacRuby-devel mailing list
>> MacRuby-devel at lists.macosforge.org
>> http://lists.macosforge.org/mailman/listinfo.cgi/macruby-devel
>>
>> _______________________________________________
>> MacRuby-devel mailing list
>> MacRuby-devel at lists.macosforge.org
>> http://lists.macosforge.org/mailman/listinfo.cgi/macruby-devel
>>
>> _______________________________________________
>> MacRuby-devel mailing list
>> MacRuby-devel at lists.macosforge.org
>> http://lists.macosforge.org/mailman/listinfo.cgi/macruby-devel
>>
>>
>> _______________________________________________
>> MacRuby-devel mailing list
>> MacRuby-devel at lists.macosforge.org
>> http://lists.macosforge.org/mailman/listinfo.cgi/macruby-devel
>>
>> _______________________________________________
>> MacRuby-devel mailing list
>> MacRuby-devel at lists.macosforge.org
>> http://lists.macosforge.org/mailman/listinfo.cgi/macruby-devel
>>
>>
>> _______________________________________________
>> MacRuby-devel mailing list
>> MacRuby-devel at lists.macosforge.org
>> http://lists.macosforge.org/mailman/listinfo.cgi/macruby-devel
>>
>> _______________________________________________
>> MacRuby-devel mailing list
>> MacRuby-devel at lists.macosforge.org
>> http://lists.macosforge.org/mailman/listinfo.cgi/macruby-devel
>>
>> _______________________________________________
>> MacRuby-devel mailing list
>> MacRuby-devel at lists.macosforge.org
>> http://lists.macosforge.org/mailman/listinfo.cgi/macruby-devel
>
> _______________________________________________
> MacRuby-devel mailing list
> MacRuby-devel at lists.macosforge.org
> http://lists.macosforge.org/mailman/listinfo.cgi/macruby-devel