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;;; 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.
(cons* (specification->package "guix")
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
'("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)
(append %base-packages
%system-packages
;; With a graphical environment:
(if (or (target-x86-32? target)
(target-aarch64? target))
%system-gui-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))
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