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Re: We can has ARM builds!
this is excellent news, we should definitely get a working ARM iso out
sometime after Luna is released.
On Fri, Dec 7, 2012 at 3:59 PM, Sergey "Shnatsel" Davidoff <
> Hey guys,
> Rico Tzschichholz has arranged enabling armhf (ARM with hardware
> support for floating-point instructions) builds for our Daily PPA!
> First binary builds, starting with Granite, should start appearing in
> the repository in a few hours.
> According to Rico, this is the first non-Canonical PPA to receive
> armhf support. With our daily PPA frequently showing up at
> https://launchpad.net/ubuntu/+ppas as one of the 5 most updated PPAs,
> I'm afraid we're going to put quite a strain on Launchpad's builders!
> Perhaps Canonical are after some load testing? :)
> For armhf builds to work the Daily PPA has to be self-contained from
> now on because dependency PPAs don't have armhf builds for
> architecture-dependent packages.
> I've just run a round of deb-packaging branch updates with a script I
> hacked together for the occasion (can be viewed at
> http://pastebin.com/cSBEA0gh) to make all packages buildable on
> vanilla Precise. Packages that need valac 0.16 now explicitly ask for
> "valac-0.16" package and fall back to "valac" package v0.16 or
> greater, which should allow building them properly on vanilla Precise
> which defaults to valac-0.14.
> I wonder if we still need the dependency on
> https://launchpad.net/~vala-team/+archive/ppa if packages build OK
> without it. Does using the latest vala-0.16 from nemequ's PPA benefit
> the x86 architectures in any way?
> The other external dependency -
> https://launchpad.net/~nemequ/+archive/sqlheavy - is required by
> Postler. We could copy the sqlheavy package to Daily PPA and get rid
> of it, thus solving the problem, but I'm not a fan of copying frozen
> versions of third-party stuff into the PPA.
> ARM builds might also expose some portability issues that our apps
> might have. I'm not sure what shall we do about them just now; perhaps
> ignoring them and focusing on releasing Luna for x86 is the best
> approach because we're not going to get any decent ISOs for ARM
> anytime soon: partial support for supporting several hardware
> configurations with one kernel was landed only in Linux 3.7 while on
> Precise we're stuck with 3.2 for ARM.
> Also note that Testing and Stable PPAs are not yet armhf-enabled (I'm
> not sure why; if you really want to know you'll have to ask Rico).
> Sergey "Shnatsel" Davidoff
> OS architect @ elementary
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