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Mon, 18 Sep 2023 07:17:54 -0700 (PDT) Date: Mon, 18 Sep 2023 17:17:51 +0300 From: Efraim Flashner To: Liliana Marie Prikler Cc: Mathieu Othacehe , guix-devel , andrew@trop.in, bjoern.hoefling@bjoernhoefling.de, guix@cbaines.net, julien@lepiller.eu, cox.katherine.e+guix@gmail.com, lars@6xq.net, rekado@elephly.net, jgart@dismail.de Subject: Re: Cross compilation status Message-ID: Mail-Followup-To: Liliana Marie Prikler , Mathieu Othacehe , guix-devel , andrew@trop.in, bjoern.hoefling@bjoernhoefling.de, guix@cbaines.net, julien@lepiller.eu, cox.katherine.e+guix@gmail.com, lars@6xq.net, rekado@elephly.net, jgart@dismail.de References: <87lede2xvu.fsf@gnu.org> <14e0b7bb9eab77527257769507aa4a42d72a5f83.camel@gmail.com> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="MkemK+MwhR+Q1I5x" Content-Disposition: inline In-Reply-To: <14e0b7bb9eab77527257769507aa4a42d72a5f83.camel@gmail.com> X-PGP-Key-ID: 0x41AAE7DCCA3D8351 X-PGP-Key: https://flashner.co.il/~efraim/efraim_flashner.asc X-PGP-Fingerprint: A28B F40C 3E55 1372 662D 14F7 41AA E7DC CA3D 8351 Received-SPF: pass client-ip=2a00:1450:4864:20::62b; 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List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: guix-devel-bounces+larch=yhetil.org@gnu.org Sender: guix-devel-bounces+larch=yhetil.org@gnu.org X-Migadu-Flow: FLOW_IN X-Migadu-Country: US X-Migadu-Scanner: mx1.migadu.com X-Migadu-Spam-Score: -0.51 X-Spam-Score: -0.51 X-Migadu-Queue-Id: 8EBF13D505 X-TUID: xfl5ZzB2wgVe --MkemK+MwhR+Q1I5x Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Sun, Sep 10, 2023 at 04:59:35PM +0200, Liliana Marie Prikler wrote: > Hi Mathieu, >=20 > Am Sonntag, dem 10.09.2023 um 11:14 +0200 schrieb Mathieu Othacehe: > > I have CC'ed members of the python, java, ruby, rust, r, haskell and > > emacs teams. Any plans adding cross-compilation support to your > > build-system, barriers to overcome? > For Emacs, there are layers of problems. First things first, we are > only doing byte compilation atm, which may or may not be arch-dependant > based on stuff like endianness. For native compilation, there is the > thing that even a slightly differently configured emacs won't load the > packages you've just compiled without compiling it natively on its own. > Granted, if we want to do cross-compilation, having just the bytecode > might already be "good enough", but I wanted to throw this out there. >=20 > I think we'd need some support from Emacs proper before we can start > implementing cross builds. I will note that the only big-endian architecture which we "support" is 32-bit powerpc, so we don't have to worry that much about wrong endianness. --=20 Efraim Flashner =D7=A8=D7=A0=D7=A9=D7=9C=D7=A4 = =D7=9D=D7=99=D7=A8=D7=A4=D7=90 GPG key =3D A28B F40C 3E55 1372 662D 14F7 41AA E7DC CA3D 8351 Confidentiality cannot be guaranteed on emails sent or received unencrypted --MkemK+MwhR+Q1I5x Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQIzBAABCAAdFiEEoov0DD5VE3JmLRT3Qarn3Mo9g1EFAmUIXAwACgkQQarn3Mo9 g1GplQ//bTdJUQ26yPhdlpDcnwF3RNaxvSG2zP9w0ZjPz9G19xCgEaQp1JE1H0Od h7WWA3QW8MCmn/AnBexsU3zuitB9HF7zEZywro5TqjF65T72ISfcz3vIREc5GXGc AnqiOT4o8jnXwtqL3SR3p29G3JQptHUcOcMpyZAIqiMeB/Zk0Xm/vSFcJJTZgEPs Wl1iAM2uD/RSztlX3X+8JDXLD4lIQh9bgzj8d7mQxCRL9wQSh6HmAXsYt3xiWx6v T0/UOL+spg11QCTwuJzMes7nlgl3wowRxA1tdmIBnlKGn8bInkErB3v0ExaqHjMH iwZIQ3RlfY+hKHjFZuRiM3vAQFsqvADQIdEhzC4E/G6cthJAZ1eIPJbNdB1RGb4k s4ug019YH6reaUv6g9H3L+h0GTC5Vi29dcppd0AWM2sIubwPAdE7bNMTxYkRLKwR 7unFfQ5rlx4zCkqAS83bT4NKxtgipXiPJIpbqPE8sXhvLhX4enuJBwXL8naieLx/ n/liZ1YqGitwPBRN50isO0R2BCgsXqfgf4U/EUNv8ujYsKT5zO4hRglMa8ZYOZ4V H6L1Ot53F5KD1C4l5humR0g6Z1ewLWd1pWz0SQ1o0RxO9MtRGTS65rISz7K4rzmE g0XAZjoE77jqEdxQpCI+iX7yheqbPde+cCEYw0wmQt57xBl3lUA= =sxzB -----END PGP SIGNATURE----- --MkemK+MwhR+Q1I5x--