From e76dba9561128fb8eb26820214a3d103e7f5f9d1 Mon Sep 17 00:00:00 2001
From: Alex Auvolat <alex@adnab.me>
Date: Wed, 16 Nov 2022 22:21:24 +0100
Subject: Make repository into a Nix flake

---
 nix/compile.nix | 33 ++++++++++++++++++++-------------
 1 file changed, 20 insertions(+), 13 deletions(-)

(limited to 'nix')

diff --git a/nix/compile.nix b/nix/compile.nix
index 303c3aa4..3ea5035e 100644
--- a/nix/compile.nix
+++ b/nix/compile.nix
@@ -1,25 +1,32 @@
 {
-  system ? builtins.currentSystem,
-  target,
+  system,
+  target ? null,
+  pkgsSrc,
+  cargo2nixOverlay,
   compiler ? "rustc",
   release ? false,
   git_version ? null,
   features ? null,
 }:
 
-with import ./common.nix;
-
 let
   log = v: builtins.trace v v;
 
-  pkgs = import pkgsSrc {
-    inherit system;
-    crossSystem = {
-      config = target;
-      isStatic = true;
-    };
-    overlays = [ cargo2nixOverlay ];
-  };
+  pkgs =
+    if target != null then
+      import pkgsSrc {
+        inherit system;
+        crossSystem = {
+          config = target;
+          isStatic = true;
+        };
+        overlays = [ cargo2nixOverlay ];
+      }
+    else
+      import pkgsSrc {
+        inherit system;
+        overlays = [ cargo2nixOverlay ];
+      };
 
   /*
    Cargo2nix is built for rustOverlay which installs Rust from Mozilla releases.
@@ -34,7 +41,7 @@ let
    NixOS ships them in separate ones. We reunite them with symlinkJoin.
   */
   toolchainOptions =
-    if target == "x86_64-unknown-linux-musl" || target == "aarch64-unknown-linux-musl" then {
+    if target == null || target == "x86_64-unknown-linux-musl" || target == "aarch64-unknown-linux-musl" then {
       rustVersion = "1.63.0";
       extraRustComponents = [ "clippy" ];
     } else {
-- 
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