add gungraun tooling

autodeps/deps.nix

@@ -22,4 +22,5 @@
   "atk-sys" = {build = ["at-spi2-atk"];};
   "pango-sys" = {build = ["pango"];};
   "gdk-sys" = {build = ["gtk3"];};
+  "gungraun" = {native = ["gungraun-runner" "valgrind"];};
 }

autotools.nix

@@ -4,4 +4,5 @@
   "esp-hal" = ["espflash" "cargo-espmonitor"];
   "wasm-bindgen" = ["wasm-pack" "wasm-bindgen-cli"];
   "iai-callgrind" = ["iai-callgrind-runner" "valgrind"];
+  "gungraun" = ["gungraun-runner" "valgrind"];
 }

flake.nix

@@ -31,6 +31,7 @@
       };
       packages = {
         iai-callgrind-runner = pkgs: pkgs.iai-callgrind-runner;
+        gungraun-runner = pkgs: pkgs.gungraun-runner;
       };
     };
 }

overlay.nix

@@ -1,3 +1,4 @@
 prev: final: {
   iai-callgrind-runner = final.callPackage ./pkgs/iai-callgrind-runner {};
+  gungraun-runner = final.callPackage ./pkgs/gungraun-runner {};
 }

pkgs/gungraun-runner/default.nix

@@ -0,0 +1,29 @@
+{
+  lib,
+  fetchFromGitHub,
+  rustPlatform,
+}:
+rustPlatform.buildRustPackage (finalAttrs: {
+  pname = "gungraun-runner";
+  version = "0.19.4";
+
+  src = fetchFromGitHub {
+    owner = "gungraun";
+    repo = "gungraun";
+    rev = "v${finalAttrs.version}";
+    hash = "sha256-KWQ4wMNIdKY9FTmPd9ZdlSuCpQQBFhIKD2Ereo3JQaI=";
+  };
+
+  cargoHash = "sha256-+3toaUDLCmExC3EvNv1GEdUbHSBeShurp2Y+zvE/t0k=";
+
+  buildAndTestSubdir = "gungraun-runner";
+
+  doCheck = false;
+
+  meta = with lib; {
+    description = "High-precision and consistent benchmarking framework/harness for Rust";
+    homepage = "https://github.com/gungraun/gungraun";
+    license = licenses.mit;
+    mainProgram = "gungraun-runner";
+  };
+})