[MacRuby-devel] XCode 4 and ObjC bundles

Joshua Ballanco jballanc at gmail.com
Tue Apr 12 13:18:53 PDT 2011


One advantage to mkmf and extconf.rb (that's the file that you actually run
through macruby to generate a Makefile) is that it can take care of most of
the difficult parts of generating a Makefile for you (like determining
header locations and library availability, etc.). Finding good documentation
on mkmf can be a bit tricky, but you might try starting with the official
library docs here:
http://www.ruby-doc.org/stdlib/libdoc/mkmf/rdoc/index.html

- Josh

On Tue, Apr 12, 2011 at 8:04 PM, Julien Jassaud <sojastar07 at gmail.com>wrote:

> Joshua,
>
> Thanks for your prompt answer. I'll look into both mkmf and ControlTower.
> This is totally new territory for me. Exciting !
>
> Julien
>
> My suggestion would be to forgo using XCode to build the Obj-C extension,
> and instead use mkmf like you would with any other Ruby C-extension. Then
> you can just add a script build stage to your project. If you want to see an
> example of a MacRuby project with an Obj-C extension, take a look at
> ControlTower. If you have any other questions, ask!
>
> Cheers,
>
> Josh
>
> On Tue, Apr 12, 2011 at 5:29 PM, Julien Jassaud <sojastar07 at gmail.com>wrote:
>
>> Hi,
>>
>> A while back I tried to port some ObjC examples to MacRuby (
>> github.com/sojastar/Some-MacRuby-sample-code ). I had to leave parts
>> dealing with C strings in an ObjC bundle that is required in the MacRuby
>> code. The ported samples' building process was a bit complicated with XCode
>> 3 :
>>
>> 1) clone from github
>> 2) run the ObjC bundle Makefile. The Makefile also copied the compiled
>> bundle at the proper location in the build directory.
>> 3) build the project in XCode
>>
>> An inelegant process but it was working fine.
>>
>> Now that XCode 4 adds some random string to the build directory's name I
>> don't know how to point the Makefile to the proper location for copying the
>> bundle. So my question is : what is good practice when it comes to ObjC
>> bundles and MacRuby in XCode 4 ? Is there a way to automate the whole bundle
>> build / copy process ? I tried to modify the "Compile" scheme's "Build" step
>> by adding a pre-action script to it but I don't really know what to put in
>> it. I couldn't even run the Makefile from it.
>>
>> Thanks,
>> Julien Jassaud
>>
>>
>> _______________________________________________
>> MacRuby-devel mailing list
>> MacRuby-devel at lists.macosforge.org
>> http://lists.macosforge.org/mailman/listinfo.cgi/macruby-devel
>>
>
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