Re: How to build a project with 32-bit and 64-bit run destinations except for one 32-bit only target
Re: How to build a project with 32-bit and 64-bit run destinations except for one 32-bit only target
- Subject: Re: How to build a project with 32-bit and 64-bit run destinations except for one 32-bit only target
- From: Kevin Meaney <email@hidden>
- Date: Wed, 21 Aug 2013 11:35:03 +0100
You should not be trying to link against your 32 bit quicktime helper when building your 64 bit main app.
Kevin
On 20 Aug 2013, at 22:40, João Varela <email@hidden> wrote:
>
>>
>> On Aug 20, 2013, at 12:42 PM, João Varela <email@hidden> wrote:
>>
>>> 1) How do I build my 64-bit run destination for all the helpers and the
>>> main app (each one a different target) except for this 32-bit-only
>>> background process, which the main app and one helper app (either 32-bit
>>> or 64-bit) depend upon?
>>
>> If they're in the same project, then you set the project default to make
>> Release configuration builds for both architectures, and change the
>> helper app target to make both Debug and Release configuration builds for
>> 32-bit only.
>
> That does not work. I did just that. Even though I only added the 32-bit
> Intel architecture to the target of the 32-bit only helper, a 64-bit run
> destination for this helper was created. When I try to build the 64-bit
> arch of my main app, which includes all the helper targets as
> dependencies, I get a build error when Xcode tries to link non-existing
> code objects (which were never compiled) of this 32-bit only helper. It's
> unfortunate you cannot exclude a target from a given arch when you try to
> build and link, or so it seems.
>
> Any other ideas? Apple must have solved such a problem, because of their
> QuickTime background apps whenever you play a file via Finder that
> AVFoundation cannot handle.
>
> Thanks, Nick, for the rest of the info, which was quite helpful.
>
>
>
>
>
>
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