• Open Menu Close Menu
  • Apple
  • Shopping Bag
  • Apple
  • Mac
  • iPad
  • iPhone
  • Watch
  • TV
  • Music
  • Support
  • Search apple.com
  • Shopping Bag

Lists

Open Menu Close Menu
  • Terms and Conditions
  • Lists hosted on this site
  • Email the Postmaster
  • Tips for posting to public mailing lists
Re: 64-bit, 10.5/10.4, SDK build settings
[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

Re: 64-bit, 10.5/10.4, SDK build settings


  • Subject: Re: 64-bit, 10.5/10.4, SDK build settings
  • From: Clark Cox <email@hidden>
  • Date: Tue, 2 Jun 2009 14:55:05 -0700

On Tue, Jun 2, 2009 at 2:24 PM, Alex Sheh <email@hidden> wrote:
> Thank you for the detailed responses, Shawn.  Thanks, Clark, I just saw your email, and your explanation is also very clear.
>
> So my understanding is, if I build a 64-bit Objective-C application, then it can only run on 10.5 or later (since there is no 64-bit Objective-C runtime on 10.4).  And if I want an Objective-C application to run on 10.4, then it must be compiled as 32-bit.
>
> This would mean that I need to ship 2 versions of the software, an installer containing the 32-bit version of the Objective-C application to run on 10.4 (Tiger), and another installer containing the 64-bit version of the Objective-C application to run on 10.5 (Leopard) or later.
>
> I can't think of any way to use universal binaries to avoid shipping 2 different installers.

You're over-thinking things.

The settings I (and others) have given you accomplish exactly this. A
fat binary that will run 64-bit on Leopard and will run 32-bit on both
Tiger and Leopard.

--
Clark S. Cox III
email@hidden
 _______________________________________________
Do not post admin requests to the list. They will be ignored.
Xcode-users mailing list      (email@hidden)
Help/Unsubscribe/Update your Subscription:

This email sent to email@hidden

References: 
 >64-bit, 10.5/10.4, SDK build settings (From: Alex Sheh <email@hidden>)
 >Re: 64-bit, 10.5/10.4, SDK build settings (From: Ken Thomases <email@hidden>)
 >RE: 64-bit, 10.5/10.4, SDK build settings (From: Alex Sheh <email@hidden>)
 >Re: 64-bit, 10.5/10.4, SDK build settings (From: Shawn Erickson <email@hidden>)
 >Re: 64-bit, 10.5/10.4, SDK build settings (From: Shawn Erickson <email@hidden>)
 >RE: 64-bit, 10.5/10.4, SDK build settings (From: Alex Sheh <email@hidden>)
 >Re: 64-bit, 10.5/10.4, SDK build settings (From: Shawn Erickson <email@hidden>)
 >RE: 64-bit, 10.5/10.4, SDK build settings (From: Alex Sheh <email@hidden>)

  • Prev by Date: Re: 64-bit, 10.5/10.4, SDK build settings
  • Next by Date: Re: 64-bit, 10.5/10.4, SDK build settings
  • Previous by thread: Re: 64-bit, 10.5/10.4, SDK build settings
  • Next by thread: Re: 64-bit, 10.5/10.4, SDK build settings
  • Index(es):
    • Date
    • Thread