1 files changed, 7 insertions, 20 deletions
diff --git a/core.nix b/core.nix
index 8d2575e..a67e83d 100644
--- a/core.nix
+++ b/core.nix
@@ -1,21 +1,6 @@
-{ pkgs, ... }:
+{ pkgs, libs ? [ ], ... }:
 
-let
-  spi = pkgs.fetchFromGitHub {
-    owner = "PaulStoffregen";
-    repo = "SPI";
-    rev = "574ab8c7a8a45ea21cc56dcc6b7361da90868e86";
-    sha256 = "I3M7w9SNEXvPD0ynuZ38bnTaenGEORg72E5YC2x6ek4=";
-  };
-
-  wire = pkgs.fetchFromGitHub {
-    owner = "PaulStoffregen";
-    repo = "Wire";
-    rev = "15018075857fa0176d8a5fc610fc564427282ca0";
-    sha256 = "GTfqmQykFS4nXXPBhQHe2gpEUY2sH0ESHh28ZrIW/dE=";
-  };
-
-in pkgs.stdenvNoCC.mkDerivation rec {
+pkgs.stdenvNoCC.mkDerivation rec {
   name = "teensy-core";
   version = "1.54";
 
@@ -31,7 +16,10 @@ in pkgs.stdenvNoCC.mkDerivation rec {
     gcc-arm-embedded
   ];
 
-  buildPhase = ''
+  buildPhase = let
+    copyLibs = libs: builtins.concatStringsSep "\n" (map (lib: "cp ${lib}/*.{cpp,h} .") libs);
+
+  in ''
     export CC=arm-none-eabi-gcc
     export CXX=arm-none-eabi-g++
 
@@ -43,8 +31,7 @@ in pkgs.stdenvNoCC.mkDerivation rec {
                --subst-var-by TEENSY_LIB .
     cp ${./flags.mk} flags.mk
 
-    cp ${spi}/*.{cpp,h} .
-    cp ${wire}/*.{cpp,h} .
+    ${copyLibs libs}
 
     make
     ar rvs libteensy-core.a *.o