[skip ci] initial commit

1 files changed, 63 insertions, 0 deletions

diff --git a/default.nix b/default.nix
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+++ b/default.nix
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+# nix-build
+# or to build a cross compiled package: nix-build -A <triple>.lwjgl
+# i.e., nix-build -A aarch64-unknown-linux-gnu.lwjgl
+{
+  pkgs ? import <nixpkgs> {
+    inherit system;
+    config = { };
+    overlays = [ ];
+  },
+  nixpkgs ? <nixpkgs>,
+  system ? builtins.currentSystem,
+}:
+
+let
+  inherit (pkgs) lib;
+  inherit (pkgs.stdenv.hostPlatform) system;
+  nativeTarget = pkgs.stdenv.hostPlatform.config;
+
+  # Targets we want to build for
+  targets = [
+    "x86_64-unknown-linux-gnu"
+    "i686-unknown-linux-gnu"
+    "aarch64-unknown-linux-gnu"
+    "armv7l-unknown-linux-gnueabihf"
+    "riscv64-unknown-linux-gnu"
+  ];
+
+  # Loop over each target
+  forAllTargets = lib.genAttrs targets;
+
+  # Nixpkgs re-instantiated to cross compile from our current system to each target
+  crossPkgsFor = forAllTargets (
+    target:
+
+    import nixpkgs {
+      inherit system;
+      inherit (pkgs) config overlays;
+      crossSystem = {
+        config = target;
+      };
+    }
+  );
+
+  # Our package set for each target
+  ourPackagesFor = forAllTargets (
+    target:
+
+    let
+      callPackage = lib.callPackageWith (ourPackagesFor.${target} // crossPkgsFor.${target});
+    in
+
+    {
+      fetchAntDeps = callPackage ./pkgs/fetch-ant-deps.nix { };
+      lwjgl = callPackage ./pkgs/lwjgl.nix { };
+    }
+  );
+
+  nativeLwjgl =
+    ourPackagesFor.${nativeTarget}.lwjgl
+      or (lib.trace "${nativeTarget} is not a supported target" pkgs.emptyFile);
+in
+
+ourPackagesFor // { lwjgl = nativeLwjgl; }