[bug#76098,4/4] etc: Add cross-compile manifest.
Commit Message
* etc/manifests/cross-compile.scm: New file.
Change-Id: I63ac4014617e8d716c508a04c6da553e36a99fec
---
etc/manifests/cross-compile.scm | 167 ++++++++++++++++++++++++++++++++
1 file changed, 167 insertions(+)
create mode 100644 etc/manifests/cross-compile.scm
new file mode 100644
@@ -0,0 +1,167 @@
+;;; GNU Guix --- Functional package management for GNU
+;;; Copyright © 2020-2022, 2024 Ludovic Courtès <ludo@gnu.org>
+;;; Copyright © 2020 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
+;;; Copyright © 2023 Andreas Enge <andreas@enge.fr>
+;;; Copyright © 2025 Efraim Flashner <efraim@flashner.co.il>
+;;;
+;;; This file is part of GNU Guix.
+;;;
+;;; GNU Guix is free software; you can redistribute it and/or modify it
+;;; under the terms of the GNU General Public License as published by
+;;; the Free Software Foundation; either version 3 of the License, or (at
+;;; your option) any later version.
+;;;
+;;; GNU Guix is distributed in the hope that it will be useful, but
+;;; WITHOUT ANY WARRANTY; without even the implied warranty of
+;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+;;; GNU General Public License for more details.
+;;;
+;;; You should have received a copy of the GNU General Public License
+;;; along with GNU Guix. If not, see <http://www.gnu.org/licenses/>.
+
+;;; This file returns a manifest containing packages which should all cross-compile.
+;;; We use the packages included by default in an OS configuration since that is
+;;; (probably) the most likely install method for some architectures.
+
+(use-modules (gnu packages)
+ (guix packages)
+ (guix profiles)
+ (guix platform)
+ ((gnu services xorg) #:select (%default-xorg-modules))
+ ((gnu system) #:prefix gnu-system:
+ #:select (%base-packages %base-packages-linux))
+ (guix utils)
+ (guix gexp)
+ (srfi srfi-1)
+ (srfi srfi-26))
+
+(define* (package->manifest-entry* package system
+ #:key target)
+ "Return a manifest entry for PACKAGE on SYSTEM, optionally cross-compiled to
+TARGET."
+ (manifest-entry
+ (inherit (package->manifest-entry package))
+ (name (string-append (package-name package) "." system
+ (if target
+ (string-append "." target)
+ "'")))
+ (item (with-parameters ((%current-system system)
+ (%current-target-system target))
+ package))))
+
+(define %base-packages
+ ;; Packages that must be substitutable on all the platforms Guix supports.
+ ;; Use the %base-packages from (gnu system) since they are included by default
+ ;; in the packages field of the operating system configuration.
+ gnu-system:%base-packages)
+
+(define %base-packages/hurd
+ ;; Remove the packages from %base-packages-linux and some of the packages
+ ;; from the other package sets.
+ (fold delete %base-packages
+ (append (map specification->package
+ '("e2fsprogs" "kbd" "iproute2" "iw" "wireless-tools"))
+ %base-packages-linux)))
+
+(define %system-packages
+ ;; Key packages proposed by the Guix System installer.
+ (map specification->package
+ '("guix" "openssh" "tor" "ntp" "gpm"
+ "connman" "network-manager" "wpa-supplicant" "isc-dhcp" "cups"
+ "linux-libre" "grub-hybrid")))
+
+(define %system-gui-packages
+ ;; Key packages proposed by the Guix System installer.
+ (append (map specification->package
+ '("enlightenment"
+ ;; build system `python' does not support cross builds
+ ;"gnome" "xfce" "mate" "openbox"
+ "awesome"
+ "i3-wm" "i3status" "dmenu" "st"
+ "ratpoison" "xterm"
+ ;; build system `emacs' does not support cross builds
+ ;"emacs-exwm" "emacs-desktop-environment"
+ "emacs"))
+ %default-xorg-modules))
+
+(define %packages-to-cross-build
+ ;; Packages that must be cross-buildable from x86_64-linux.
+ ;; FIXME: Add (@ (gnu packages gcc) gcc) when <https://bugs.gnu.org/40463>
+ ;; is fixed.
+ (append (list (@ (gnu packages guile) guile-3.0/pinned))
+ (map specification->package
+ '("coreutils" "grep" "sed" "findutils" "diffutils" "patch"
+ "gawk" "gettext" "gzip" "xz" "zstd"
+ "hello" "zlib"))))
+
+(define %packages-to-cross-build-for-mingw
+ ;; Many things don't build for MinGW. Restrict to what's known to work
+ ;; to test that the cross-compiler itself works.
+ (map specification->package '("hello")))
+
+
+;;;
+;;; Manifests.
+;;;
+
+;; As per the Guix Survey of 2024 we only worry about cross compiling from
+;; x86_64-linux (98% of users) and not from others (aarch64 with 19%).
+(define %cross-manifest
+ (manifest
+ (append-map (lambda (target)
+ (map (cut package->manifest-entry* <> "x86_64-linux"
+ #:target target)
+ (if (target-mingw? target)
+ %packages-to-cross-build-for-mingw
+ %packages-to-cross-build)))
+ (fold delete (targets)
+ '(;; Disable cross-compilation to self:
+ "x86_64-linux-gnu"
+
+ ;; mips64el commonly targets a different architecture
+ ;; revision than we targeted in Guix.
+ "mips64el-linux-gnu"
+
+ ;; Ignore bare-metal targets.
+ "avr"
+ "or1k-elf"
+ "xtensa-ath9k-elf")))))
+
+(define %cross-system
+ (manifest
+ (cons*
+ ;; Include a couple of extra kernels that are commonly used:
+ (package->manifest-entry* (@ (gnu packages linux)
+ linux-libre-arm64-generic)
+ "x86_64-linux"
+ #:target "aarch64-linux-gnu")
+ (package->manifest-entry* (@ (gnu packages linux)
+ linux-libre-arm-generic)
+ "x86_64-linux"
+ #:target "arm-linux-gnueabihf")
+ (package->manifest-entry* (@ (gnu packages linux)
+ linux-libre-riscv64-generic)
+ "x86_64-linux"
+ #:target "riscv64-linux-gnu")
+ (append-map (lambda (target)
+ (map (cut package->manifest-entry* <> "x86_64-linux"
+ #:target target)
+ (cond
+ ;; With a graphical environment:
+ ((or (target-x86-32? target)
+ (target-aarch64? target))
+ (append %base-packages
+ %system-packages
+ %system-gui-packages))
+ (else (append %base-packages %system-packages)))))
+ (fold delete (map platform-system->target (systems))
+ '(;; Disable cross-compilation to self:
+ "x86_64-linux-gnu"
+
+ ;; Ignore obsolete systems, as in (gnu ci).
+ "mips64el-linux-gnu"
+ "powerpc-linux-gnu"))))))
+
+;; Return the union of all the manifests.
+(concatenate-manifests (list %cross-manifest
+ %cross-system))