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moby: get working cross compilation for the full base image (i.e. phosh but without phoshApps)

This commit is contained in:
Colin 2023-02-05 19:36:42 +00:00
parent 398c07ea9f
commit cbaeae4c59
1 changed files with 57 additions and 8 deletions
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65
hosts/common/cross.nix
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@ -1,22 +1,71 @@
{ config, ... }:
let
mkCrossFrom = localSystem: pkgs: import pkgs.path {
inherit localSystem;
crossSystem = pkgs.stdenv.hostPlatform.system;
inherit (config.nixpkgs) config overlays;
};
# these are the overlays which we *also* pass through to the cross and emulated package sets.
# TODO: refactor to not specify same overlay in multiple places (here and flake.nix).
overlays = [
(import ./../../overlays/pkgs.nix)
(import ./../../overlays/pins.nix)
];
mkCrossFrom = localSystem: pkgs:
import pkgs.path {
inherit localSystem; # localSystem is equivalent to buildPlatform
crossSystem = pkgs.stdenv.hostPlatform.system;
inherit (config.nixpkgs) config;
inherit overlays;
};
mkEmulated = pkgs:
import pkgs.path {
localSystem = pkgs.stdenv.hostPlatform.system;
inherit (config.nixpkgs) config;
inherit overlays;
};
in
{
# the configuration of which specific package set `pkgs.cross` refers to happens elsewhere;
# here we just define them all.
nixpkgs.overlays = [
(next: prev: {
(next: prev: rec {
# non-emulated packages build *from* local *for* target.
# for large packages like the linux kernel which are expensive to build under emulation,
# the config can explicitly pull such packages from `pkgs.cross` to do more efficient cross-compilation.
crossFrom."x86_64-linux" = mkCrossFrom "x86_64-linux" next;
crossFrom."aarch64-linux" = mkCrossFrom "aarch64-linux" next;
crossFrom."x86_64-linux" = mkCrossFrom "x86_64-linux" prev;
crossFrom."aarch64-linux" = mkCrossFrom "aarch64-linux" prev;
emulated = mkEmulated prev;
})
(next: prev: {
# packages which don't cross compile
inherit (prev.emulated)
duplicity # python3.10-s3transfer
fuzzel
fwupd-efi
fwupd
# gnustep-base # (used by unar)
gocryptfs # gocryptfs-2.3-go-modules
# grpc
hdf5
http2
kitty
iio-sensor-proxy
libHX
pam_mount
pipewire
ncftp
rmlint
sequoia
# splatmoji
twitter-color-emoji # python3.10-defcon
unar # python3.10-psycopg2
visidata # python3.10-psycopg2
xdg-utils # perl5.36.0-File-BaseDir
;
# pythonPackagesExtensions = prev.pythonPackagesExtensions ++ [
# (py-next: py-prev: {
# defcon = py-prev.defcon.override { inherit prev.emulated.stdenv; };
# # psycopg2 = py-prev.psycopg2.override { inherit prev.emulated.stdenv; };
# })
# ];
})
];
}