shortcuts for rust

dev-shell.nix

@@ -14,6 +14,7 @@
     (lib.shellAsDrv {script = ''echo "hello world"''; pname = "hello";})
     # TODO: decompose hm-switch.sh with a base version (where HOME_MANAGER_BIN is injected)
     # (lib.shellAsDrv {script = builtins.readFile ./scripts/hm-switch.sh; pname = "hm-switch";})
+    pkgs.rust4cargo
   ];
 
   # env vars

modules/opengl.sys.nix

@@ -0,0 +1,18 @@
+{config, pkgs, lib}:
+          let
+            gpu_pkgs = [ pkgs.clinfo pkgs.lshw pkgs.glxinfo pkgs.pciutils pkgs.vulkan-tools ];
+            gpu_conf = {
+              # openCL
+              hardware.opengl = {
+                enable = true;
+                extraPackages = let 
+                  inherit (pkgs) rocm-opencl-icd rocm-opencl-runtime;
+                  in [rocm-opencl-icd rocm-opencl-runtime];
+                # Vulkan
+                driSupport = true;
+                driSupport32Bit = true;
+                package = pkgs.mesa.drivers;
+                package32 = pkgs.pkgsi686Linux.mesa.drivers;
+              };
+            };
+            in;

overlays.nix

@@ -6,7 +6,16 @@ flake_input@{ kpcli-py, nixgl, rust-overlay, neovim-nightly-overlay, ... }: [
 
   neovim-nightly-overlay.overlay
 
-  (final: prev: {
+  (final: prev: 
+  let 
+    nightlyRustWithExts = exts: final.rust-bin.selectLatestNightlyWith (
+      toolchain: toolchain.minimal.override.extensions = exts;
+    );
+    # https://rust-lang.github.io/rustup/concepts/profiles.html
+    rust-default-components = ["rust-docs" "rustfmt" "clippy"];
+    rust-dev-components = rust-default-components ++ ["rust-src" "rust-analyzer" "miri"];
+  in
+  {
     # use python3.9, which works because of cython somehow?
     kpcli-py = final.poetry2nix.mkPoetryApplication {
       projectDir = kpcli-py;
@@ -20,6 +29,10 @@ flake_input@{ kpcli-py, nixgl, rust-overlay, neovim-nightly-overlay, ... }: [
         );
       });
     };
+    
+    rust4devs = nightlyRustWithExts rust-dev-components;
+    rust4cargo = nightlyRustWithExts [];
+    rust4normi = nightlyRustWIthExts rust-default-components;
   })
 
 ]