In regards to a MacRuby application, you would need to use GC for Objective-C.
-Conrad On Wed, Sep 23, 2009 at 5:00 PM, Jordan Breeding <jordan.breed...@me.com>wrote: > But would the new MacRuby interpreter be smart enough to switch between > them and prefer GC Objc-C code, or would it be locked to one or the other? > > Sent from my iPhone > > On Sep 23, 2009, at 18:56, Conrad Taylor <conra...@gmail.com> wrote: > > Hi, Objective-C could use GC and non-GC for memory management on the > desktop. > -Conrad > > On Wed, Sep 23, 2009 at 4:51 PM, Jordan Breeding <<jordan.breed...@me.com> > jordan.breed...@me.com> wrote: > >> 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 < <lsansone...@apple.com> >> lsansone...@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 >>>> <<lsansone...@apple.com> >>>> lsansone...@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.au...@pobox.com> >>>> rice.au...@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>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@lists.macosforge.org>MacRuby-devel@lists.macosforge.org >>>> <http://lists.macosforge.org/mailman/listinfo.cgi/macruby-devel> >>>> http://lists.macosforge.org/mailman/listinfo.cgi/macruby-devel >>>> >>>> _______________________________________________ >>>> MacRuby-devel mailing list >>>> <MacRuby-devel@lists.macosforge.org>MacRuby-devel@lists.macosforge.org >>>> <http://lists.macosforge.org/mailman/listinfo.cgi/macruby-devel> >>>> http://lists.macosforge.org/mailman/listinfo.cgi/macruby-devel >>>> _______________________________________________ >>>> MacRuby-devel mailing list >>>> <MacRuby-devel@lists.macosforge.org>MacRuby-devel@lists.macosforge.org >>>> <http://lists.macosforge.org/mailman/listinfo.cgi/macruby-devel> >>>> http://lists.macosforge.org/mailman/listinfo.cgi/macruby-devel >>>> >>>> _______________________________________________ >>>> MacRuby-devel mailing list >>>> <MacRuby-devel@lists.macosforge.org>MacRuby-devel@lists.macosforge.org >>>> <http://lists.macosforge.org/mailman/listinfo.cgi/macruby-devel> >>>> http://lists.macosforge.org/mailman/listinfo.cgi/macruby-devel >>>> >>>> _______________________________________________ >>>> MacRuby-devel mailing list >>>> <MacRuby-devel@lists.macosforge.org>MacRuby-devel@lists.macosforge.org >>>> <http://lists.macosforge.org/mailman/listinfo.cgi/macruby-devel> >>>> http://lists.macosforge.org/mailman/listinfo.cgi/macruby-devel >>>> >>>> >>>> _______________________________________________ >>>> MacRuby-devel mailing list >>>> <MacRuby-devel@lists.macosforge.org>MacRuby-devel@lists.macosforge.org >>>> <http://lists.macosforge.org/mailman/listinfo.cgi/macruby-devel> >>>> http://lists.macosforge.org/mailman/listinfo.cgi/macruby-devel >>>> >>>> _______________________________________________ >>>> MacRuby-devel mailing list >>>> <MacRuby-devel@lists.macosforge.org>MacRuby-devel@lists.macosforge.org >>>> <http://lists.macosforge.org/mailman/listinfo.cgi/macruby-devel> >>>> http://lists.macosforge.org/mailman/listinfo.cgi/macruby-devel >>>> >>>> >>>> _______________________________________________ >>>> MacRuby-devel mailing list >>>> <MacRuby-devel@lists.macosforge.org>MacRuby-devel@lists.macosforge.org >>>> <http://lists.macosforge.org/mailman/listinfo.cgi/macruby-devel> >>>> http://lists.macosforge.org/mailman/listinfo.cgi/macruby-devel >>>> >>>> _______________________________________________ >>>> MacRuby-devel mailing list >>>> <MacRuby-devel@lists.macosforge.org>MacRuby-devel@lists.macosforge.org >>>> <http://lists.macosforge.org/mailman/listinfo.cgi/macruby-devel> >>>> http://lists.macosforge.org/mailman/listinfo.cgi/macruby-devel >>>> >>>> _______________________________________________ >>>> MacRuby-devel mailing list >>>> <MacRuby-devel@lists.macosforge.org>MacRuby-devel@lists.macosforge.org >>>> <http://lists.macosforge.org/mailman/listinfo.cgi/macruby-devel> >>>> http://lists.macosforge.org/mailman/listinfo.cgi/macruby-devel >>>> >>> >>> _______________________________________________ >>> MacRuby-devel mailing list >>> <MacRuby-devel@lists.macosforge.org>MacRuby-devel@lists.macosforge.org >>> <http://lists.macosforge.org/mailman/listinfo.cgi/macruby-devel> >>> http://lists.macosforge.org/mailman/listinfo.cgi/macruby-devel >>> >> _______________________________________________ >> MacRuby-devel mailing list >> <MacRuby-devel@lists.macosforge.org>MacRuby-devel@lists.macosforge.org >> <http://lists.macosforge.org/mailman/listinfo.cgi/macruby-devel> >> http://lists.macosforge.org/mailman/listinfo.cgi/macruby-devel >> > > _______________________________________________ > MacRuby-devel mailing list > MacRuby-devel@lists.macosforge.org > http://lists.macosforge.org/mailman/listinfo.cgi/macruby-devel > > > _______________________________________________ > MacRuby-devel mailing list > MacRuby-devel@lists.macosforge.org > http://lists.macosforge.org/mailman/listinfo.cgi/macruby-devel > >
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