From 7f27e359c58560b33cb5acac30f922b3fa877ab9 Mon Sep 17 00:00:00 2001
From: Sascha Grunert <sgrunert@redhat.com>
Date: Wed, 24 Apr 2024 10:22:52 +0200
Subject: [PATCH] Build s390x binaries using musl libc

Building using musl until NixOS/nixpkgs#306473 is resolved.

Refers to cri-o/cri-o#7911

Signed-off-by: Sascha Grunert <sgrunert@redhat.com>
---
 nix/default-s390x.nix | 5 ++++-
 nix/derivation.nix    | 2 +-
 2 files changed, 5 insertions(+), 2 deletions(-)

diff --git a/nix/default-s390x.nix b/nix/default-s390x.nix
index dc80f08688..3be20a055d 100644
--- a/nix/default-s390x.nix
+++ b/nix/default-s390x.nix
@@ -1,6 +1,9 @@
 (import ./nixpkgs.nix {
   crossSystem = {
-    config = "s390x-unknown-linux-gnu";
+    # TODO: Switch back to glibc when
+    # https://github.com/NixOS/nixpkgs/issues/306473
+    # is resolved.
+    config = "s390x-unknown-linux-musl";
   };
   overlays = [ (import ./overlay.nix) ];
 }).callPackage ./derivation.nix
diff --git a/nix/derivation.nix b/nix/derivation.nix
index a77993f29a..0b8aa0dd02 100644
--- a/nix/derivation.nix
+++ b/nix/derivation.nix
@@ -7,7 +7,7 @@ with pkgs; rustPlatform.buildRustPackage {
     capnproto
     protobuf
   ];
-  buildInputs = [
+  buildInputs = lib.optionals (!stdenv.hostPlatform.isMusl) [
     glibc
     glibc.static
   ];