[PD-dev] [PD] how to compile externals for apple silicon?

[Dan Wilcox]

You cannot build for i386. Support for that arch was famously removed in macOS 10.15 and those versions of Xcode which use its SDK, probably version 10 or so. Modern fat libs arm64 and x86_64.

enohp ym morf tnes
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Dan Wilcox
danomatika.com
robotcowboy.com


> On May 1, 2022, at 2:51 AM, Alexandre Torres Porres <porres at gmail.com> wrote:
> 
> 
> 
> 
> 
>> Em qui., 10 de mar. de 2022 às 19:57, Dan Wilcox <danomatika at gmail.com> escreveu:
>> I have a fork of pd-lib-builder which supports arm64 & universal builds on macOS. The PR has been sitting for some time but we have been using it successfully for a few projects for some time now:
>> 
>> https://github.com/pure-data/pd-lib-builder/pull/69
>> 
>> To build for arm64, you need a new enough Xcode (12.2 I believe) and that's it. You can cross-compile on an x86_64 machine for arm64 and vice-versa.
> 
> So, I now have a partition with Catalina (10.15.7) and Xcode 12.4, which is the last version catalina accepts. 
> 
> According to https://developer.apple.com/pt/support/xcode/ I believe 12.1 could have been possible already. 12.5 needs Big Sur. Here's a table from the link
> 
> Versão do Xcode	Sistema operacional mínimo necessário	SDK	Arquitetura	Destinos de implantação	Simulador	Swift
> 
> Xcode 12.4	macOS Catalina 10.15.4 (Mac com processador Intel)
> 
> macOS Big Sur 11
> (Mac com Apple Silicon)	iOS 14.4
> macOS 11.1
> tvOS 14.3
> watchOS 7.2
> DriverKit 20.2	x86_64
> armv7
> armv7s
> armv7k
> arm64
> arm64e
> arm64_32	iOS 9-14.4
> iPadOS 13-14.4
> macOS 10.9-11.1
> tvOS 9-14.3
> watchOS 2-7.2
> DriverKit 19-20.2
>  
> It says it can build for 'arm64' alright, but I tried creating a fat binary for both intel and M1 as I was doing in my monterey partition and didn't succeed. I'm using pd-lib-builder, verdsion 6.0, so I did:
> 
> make install objectsdir=../ arch="i386 x86_64" extension=d_fat and that works just fine
> 
> but...
> 
> make install objectsdir=../ arch="arm64 x86_64" extension=d_fat fails miserably, this is what I get
> 
> 
> /Library/Developer/CommandLineTools/SDKs/MacOSX10.15.sdk/usr/include/sys/cdefs.h:807:2: error: Unsupported architecture
> #error Unsupported architecture
> 
> What should I do?
> 
> My attempt here is to be able to build a binary for fluidsynth~ that works for a wide range of OSes
> 
> thanks
> cheers
> 
>> 
>>> On Mar 10, 2022, at 11:30 PM, pd-dev-request at lists.iem.at wrote:
>>> 
>>> Message: 2
>>> Date: Thu, 10 Mar 2022 17:57:23 -0300
>>> From: Alexandre Torres Porres <porres at gmail.com>
>>> To: Sebastian Shader <sebfumaster at aol.com>
>>> Cc: "pd-dev at lists.iem.at" <pd-dev at lists.iem.at>
>>> Subject: Re: [PD-dev] [PD] how to compile externals for apple silicon?
>>> Message-ID:
>>> 	<CAEAsFmiUpgiieWwpvM11eyY6kE6bdGiWFqFa8pbvPBjtuaoc4w at mail.gmail.com>
>>> Content-Type: text/plain; charset="utf-8"
>>> 
>>> I guess I can install catalina on a partition, but I was hoping to use
>>> pdlibbuilder in an easy way, is it possible?
>> 
>> --------
>> Dan Wilcox
>> @danomatika
>> danomatika.com
>> robotcowboy.com
>> 
>> 
>> 
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