Howto force i386 build on Snow Leopard / macports 1.8.2

[Dominik Reichardt]

Hi,

look at other 32bit only ports, change the portfile accordingly and then try whether it builds ok :)
Wine and Dosbox are examples that I know of that build in 32bit only.

Good luck.
Dom

> Can anyone give some guidance as to how to force macports to build openvpn 
> i386 executable only (and not x86_64) under Snow Leopard / macports 1.8.2 
> as this appears the only way to get the macport of openvpn to work at 
> present.
> 
> Details below and apologies for the duplicate post but I thought it may be 
> helpful if the subject contained the primary question I need help with.
> 
> Regards...
> 
> 
> ---------- Forwarded message ----------
> Date: Sat, 30 Jan 2010 10:54:06 +0000
> From: Michael Hieb <michael.hieb at celoso.net>
> To:  <macports-users at lists.macosforge.org>
> Subject: Installing OPENVPN2 as i386 on Snow Leopard
> 
> Apologies if this is covered in the documentation or archives. I've looked and
> not found the clue I need.
> 
> Problem: openvpn2 (@2.1.1.1) installed as default or universal on snow leopard
> has a bug in which it is unable to detect the default gateway and consequently
> cannot set up the proper routing tables. This was covered in a ticket from last
> year.
> 
> http://trac.macports.org/ticket/22689
> 
> To my knowledge no progress on the macport, though there is a patch apparently
> submitted to openvpn for linux and windows.
> 
> http://openvpn.net/archive/openvpn-devel/2006-07/msg00003.html
> 
> The macport ticket reports that if openvpn2 is installed as an i386 executable
> that the bug can be circumvented. The problem is that I haven't been able to
> figure out how to build openvpn2 as an i386 executable. Preferably I'd like to
> change the settings only for openvpn2 and not the entire macports installation.
> 
> I have tried to date setting the configure.cflags-append in the openvpn2
> portfile. e.g.
> 
> configure.cflags-append = "-arch i386"
> 
> and find the executable fails to build with multiple architectures (i386 and
> x86_64)
> 
> I also tried to use a build_arch directive in the portfile but that is
> apparently not the correct place to use this directive.
> 
> Apologies if I have overlooked the obvious and thanks for any clue provided.
> 
> Michael
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