uutils-diffutils: 0.4.2 -> 0.5.0, add installCheckPhase, fix meta.changelog (#476602)

pkgs/by-name/uu/uutils-diffutils/package.nix

@@ -7,16 +7,16 @@
 
 rustPlatform.buildRustPackage (finalAttrs: {
   pname = "uutils-diffutils";
-  version = "0.4.2";
+  version = "0.5.0";
 
   src = fetchFromGitHub {
     owner = "uutils";
     repo = "diffutils";
     tag = "v${finalAttrs.version}";
-    hash = "sha256-IAgrCkhUC2Tkh+OM1lorpmD0GpsHUauLgU0KcmsvKb4=";
+    hash = "sha256-YZAa4A5fvW8BcaZn4xSVbSnzyoAaKKqBzpFOjnSRnc4=";
   };
 
-  cargoHash = "sha256-SiZIp0rJXl0ZqKaxLPtV1nypxSqKXW+NoFLxCVpW4OY=";
+  cargoHash = "sha256-jX3uuUopNaVi+XNskBUPzITlJrsVkXWR8LP7PTuwMm8=";
 
   checkFlags = [
     # called `Result::unwrap()` on an `Err` value: Os { code: 2, kind: NotFound, message: "No such file or directory" }
@@ -25,12 +25,24 @@ rustPlatform.buildRustPackage (finalAttrs: {
     "--skip=ed_diff::tests::test_permutations_empty_lines"
   ];
 
-  passthru = {
-    updateScript = nix-update-script { };
-  };
+  postInstall = ''
+    ln -s $out/bin/diffutils $out/bin/cmp
+    ln -s $out/bin/diffutils $out/bin/diff
+  '';
+
+  doInstallCheck = true;
+  installCheckPhase = ''
+    runHook preInstallCheck
+
+    $out/bin/diffutils 2>/dev/null | head -1 | grep -F 'diffutils ${finalAttrs.version}'
+
+    runHook postInstallCheck
+  '';
+
+  passthru.updateScript = nix-update-script { };
 
   meta = {
-    changelog = "https://github.com/uutils/diffutils/releases/tag/${finalAttrs.version}";
+    changelog = "https://github.com/uutils/diffutils/releases/tag/v${finalAttrs.version}";
     description = "Drop-in replacement of diffutils in Rust";
     homepage = "https://github.com/uutils/diffutils";
     license = lib.licenses.mit;