Re: Compile GNUStep Base (Foundation) with Xcode and Clang/LLVM 5.0

[Adam Fedor]

The main issue, probably, is that you often unintentionally pull in a lot of 
the Apple frameworks when trying to compile GNUstep code. Here’s some 
description of that:

http://wiki.gnustep.org/index.php/Platform:BSD#Mac_OS_X

On Jan 29, 2015, at 2:34 PM, Fred Kiefer <fredkiefer@gmx.de> wrote:

> Hi Uriel,
> 
> the only GNUstep system that I am aware of that compiled on MacOSX was
> the attempt Marat Ibadinov made. You find his code on github
> https://github.com/Ibadinov?tab=repositories
> 
> Hope this helps
> Fred
> 
> Am 29.01.2015 um 07:19 schrieb Uriel Griffin:
>> Hey everyone, 
>> 
>> With the introduction of Apple's Swift, I recently started a pet project
>> of sorts to port the Cocos2D-iPhone engine to rid it of all Apple
>> dependencies in order to turn it into a multi-platform Obj-C game engine
>> for us Objective-C lovers out there. 
>> 
>> The initial objective is to get Cocos2D to compile with the stock
>> compiler in XCode and GNUSteps' Foundation (I understand I'd probably
>> have to implement a few Objective-C 2 properties/etc onto GNUStep Base
>> myself in order to get it to compile). From there, I'd slowly strip out
>> other Apple dependencies and reimplement/remove whatever is needed (an
>> initial dirty solution would be to use existing multiplatform Cocos2D-X
>> C++ code hooked to Objective-C API's). Finally, I'd switch to compiling
>> on Linux with Clang and LibObjC 2. 
>> 
>> Therefore, at the moment I simply am trying to get GNUStep Base to
>> compile on a stock installation of XCode 5, and I'm already hitting a
>> brick wall (the idea is to import the Foundation framework that
>> generates into Cocos2D to start hacking away). 
>> 
>> Does GNUStep Base have any dependencies that I'm unaware of, or how come
>> it isn't compiling? From what I understood, I thought GNUStep Base was
>> much like C++'s std library: something Objective-C developers could use
>> in their project. How can I get GNUStep Base to compile on a stock XCode
>> install?
>> 
>> Finally, are there any other unforeseen brick walls that I may run into?
>> I really like Objective-C as a game development language and I'd like to
>> create something that can be used by everyone in any platform (e.g. a
>> platform independent game engine that uses Objective-C), and I'm an
>> experienced programmer, but I've never attempted something like this
>> before. What would you guys advise?
>> 
>> Thanks, 
>> 
>> Uriel
> 
> 
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