flake.lock: Update

Flake lock file updates:

• Updated input 'lix':
    'git+ssh://git@git.lix.systems/lix-project/lix.git?ref=refs/heads/main&rev=66ccc93eeded1ab77281600bd41d6b0d8d8bf43a' (2024-03-25)
  → 'git+ssh://git@git.lix.systems/lix-project/lix.git?ref=refs/heads/main&rev=0be766c12de6badbbfa4fb9f76b6688b04d81059' (2024-03-25)

.gitignore

@@ -0,0 +1,2 @@
+result
+result-*

flake.lock

@@ -33,14 +33,29 @@
         "type": "github"
       }
     },
+    "flakey-profile": {
+      "locked": {
+        "lastModified": 1711325813,
+        "narHash": "sha256-ygJR5VikyCfK0CUJHboOKJVr6s9HQ1RXcvFEFnv+KIk=",
+        "owner": "lf-",
+        "repo": "flakey-profile",
+        "rev": "3b32c4a71f89b874fe0be2dc125eacb9c3473204",
+        "type": "github"
+      },
+      "original": {
+        "owner": "lf-",
+        "repo": "flakey-profile",
+        "type": "github"
+      }
+    },
     "lix": {
       "flake": false,
       "locked": {
-        "lastModified": 1709967830,
-        "narHash": "sha256-4AwZcUa6crNSSbsIVr7dMlk851ElnAN5BDi4NH6UEKc=",
+        "lastModified": 1711380636,
+        "narHash": "sha256-ZyCTgvZxr6YRt/Lq+XEfqWsbMG6hiGozMwmlRveamA0=",
         "ref": "refs/heads/main",
-        "rev": "896e525681bbf696c330af4e51c5e161d3818350",
-        "revCount": 15092,
+        "rev": "0be766c12de6badbbfa4fb9f76b6688b04d81059",
+        "revCount": 15222,
         "type": "git",
         "url": "ssh://git@git.lix.systems/lix-project/lix.git"
       },
@@ -69,6 +84,7 @@
       "inputs": {
         "flake-compat": "flake-compat",
         "flake-utils": "flake-utils",
+        "flakey-profile": "flakey-profile",
         "lix": "lix",
         "nixpkgs": "nixpkgs"
       }

flake.nix

@@ -6,20 +6,26 @@
   };
   inputs.flake-utils.url = "github:numtide/flake-utils";
   inputs.flake-compat.url = "git+ssh://git@git.lix.systems/lix-project/flake-compat";
+  inputs.flakey-profile.url = "github:lf-/flakey-profile";
 
-  outputs = { self, nixpkgs, lix, flake-utils, ... }: {
-    nixosModules.default = import ./module.nix { inherit lix; };
-    overlays.default = import ./overlay.nix { inherit lix; };
-  } // flake-utils.lib.eachDefaultSystem (system:
-    let
-      pkgs = import nixpkgs {
-        inherit system;
-        overlays = [ self.overlays.default ];
-      };
-    in
-    {
-      inherit pkgs;
-      packages.default = pkgs.nixVersions.nix_2_18;
-      packages.nix-doc = pkgs.nix-doc;
-    });
+  outputs = inputs@{ self, nixpkgs, lix, flake-utils, flakey-profile, ... }:
+    let versionSuffix = "pre${builtins.substring 0 8 lix.lastModifiedDate}-${lix.shortRev}";
+    in {
+      inherit inputs;
+      nixosModules.default = import ./module.nix { inherit lix versionSuffix; };
+      overlays.default = import ./overlay.nix { inherit lix versionSuffix; };
+    } // flake-utils.lib.eachDefaultSystem (system:
+      let
+        pkgs = import nixpkgs {
+          inherit system;
+          overlays = [ self.overlays.default ];
+        };
+      in
+      {
+        inherit pkgs;
+        packages.default = pkgs.nixVersions.nix_2_18;
+        packages.nix-doc = pkgs.nix-doc;
+
+        packages.system-profile = import ./system-profile.nix { inherit pkgs flakey-profile; };
+      });
 }

module.nix

@@ -1,5 +1,5 @@
-{ lix }:
+{ lix, versionSuffix ? "" }:
 { pkgs, config, ... }:
 {
-  nixpkgs.overlays = [ (import ./overlay.nix { inherit lix; }) ];
+  nixpkgs.overlays = [ (import ./overlay.nix { inherit lix versionSuffix; }) ];
 }

overlay.nix

@@ -1,4 +1,4 @@
-{ lix }:
+{ lix, versionSuffix ? "" }:
 final: prev:
 let
   boehmgc-patched = ((final.boehmgc.override {
@@ -10,7 +10,7 @@ let
       (prev.path + "/pkgs/tools/package-management/nix/patches/boehmgc-coroutine-sp-fallback.patch")
 
       # https://github.com/ivmai/bdwgc/pull/586
-      (lix + "/boehmgc-traceable_allocator-public.diff")
+      (builtins.path { path = lix + "/boehmgc-traceable_allocator-public.diff"; name = "boehmgc-traceable_allocator-public.patch"; })
     ];
   })
   );
@@ -21,8 +21,8 @@ in
     nix_2_18 = (prev.nixVersions.nix_2_18.override { boehmgc = boehmgc-patched; }).overrideAttrs (old: {
       src = lix;
       # FIXME: fake version so that nixpkgs will not try to use nix config >_>
-      version = "2.18.3-lix";
-      VERSION_SUFFIX = "-lix";
+      version = "2.18.3-lix${versionSuffix}";
+      VERSION_SUFFIX = "-lix${versionSuffix}";
 
       patches = [ ];
       # FIXME: we don't know why this was not being picked up properly when

system-profile.nix

@@ -0,0 +1,10 @@
+{ pkgs, flakey-profile }:
+flakey-profile.lib.mkProfile {
+  inherit pkgs;
+  paths = with pkgs; [
+    cacert
+    nix
+  ];
+  name = "system-profile";
+  extraSwitchArgs = [ "--profile" "/nix/var/nix/profiles/default" ];
+}