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authorRobert Hensing <robert@roberthensing.nl>2023-12-01 12:14:21 +0100
committergithub-actions[bot] <github-actions[bot]@users.noreply.github.com>2023-12-08 15:25:49 +0000
commitbeb1e246e46bf2c0d174f9a2f36326db1c953fb2 (patch)
tree920b7692d2861f64739d9c3bdcab971d6a6af38a /nixos/modules
parent6b0c68e04fe12f0f2af62c993280340c694939fb (diff)
nixos/nix.nix: Support new Nix 2.20 command syntax
Otherwise it shows a deprecation warning, which is escalated to
an error. For context, see
https://github.com/NixOS/nixpkgs/pull/139075#discussion_r733615550

(cherry picked from commit 2d0f4a7ec19082248094eb04a35c93c94b1d35d5)
Diffstat (limited to 'nixos/modules')
-rw-r--r--nixos/modules/config/nix.nix8
1 files changed, 6 insertions, 2 deletions
diff --git a/nixos/modules/config/nix.nix b/nixos/modules/config/nix.nix
index cee4f54db0cb5..2769d8b25ef6f 100644
--- a/nixos/modules/config/nix.nix
+++ b/nixos/modules/config/nix.nix
@@ -109,13 +109,17 @@ let
         if pkgs.stdenv.hostPlatform != pkgs.stdenv.buildPlatform then ''
           echo "Ignoring validation for cross-compilation"
         ''
-        else ''
+        else
+        let
+          showCommand = if isNixAtLeast "2.20pre" then "config show" else "show-config";
+        in
+        ''
           echo "Validating generated nix.conf"
           ln -s $out ./nix.conf
           set -e
           set +o pipefail
           NIX_CONF_DIR=$PWD \
-            ${cfg.package}/bin/nix show-config ${optionalString (isNixAtLeast "2.3pre") "--no-net"} \
+            ${cfg.package}/bin/nix ${showCommand} ${optionalString (isNixAtLeast "2.3pre") "--no-net"} \
               ${optionalString (isNixAtLeast "2.4pre") "--option experimental-features nix-command"} \
             |& sed -e 's/^warning:/error:/' \
             | (! grep '${if cfg.checkAllErrors then "^error:" else "^error: unknown setting"}')