use colored unity-test

flake.lock

@@ -2,11 +2,11 @@
   "nodes": {
     "nixpkgs": {
       "locked": {
-        "lastModified": 1755615617,
-        "narHash": "sha256-HMwfAJBdrr8wXAkbGhtcby1zGFvs+StOp19xNsbqdOg=",
+        "lastModified": 1762111121,
+        "narHash": "sha256-4vhDuZ7OZaZmKKrnDpxLZZpGIJvAeMtK6FKLJYUtAdw=",
         "owner": "nixos",
         "repo": "nixpkgs",
-        "rev": "20075955deac2583bb12f07151c2df830ef346b4",
+        "rev": "b3d51a0365f6695e7dd5cdf3e180604530ed33b4",
         "type": "github"
       },
       "original": {

pkgs/u/unity-test/package.nix

@@ -5,9 +5,19 @@
   cmake,
 }:
 
-stdenv.mkDerivation (finalAttrs: {
+let
   pname = "unity-test";
   version = "2.6.1";
+  meta = {
+    description = "Unity Unit Testing Framework";
+    homepage = "https://www.throwtheswitch.org/unity";
+    license = lib.licenses.mit;
+    maintainers = [ lib.maintainers.i01011001 ];
+  };
+in
+stdenv.mkDerivation (finalAttrs: {
+  pname = pname;
+  version = version;
   
   src = fetchFromGitHub {
     owner = "ThrowTheSwitch";
@@ -20,10 +30,21 @@ stdenv.mkDerivation (finalAttrs: {
   makeFlags = [ "UNITY_OUTPUT_COLOR=1" ];
   doCheck = true;
 
-  meta = {
-    description = "Unity Unit Testing Framework";
-    homepage = "https://www.throwtheswitch.org/unity";
-    license = lib.licenses.mit;
-    maintainers = [ lib.maintainers.i01011001 ];
-  };
+  postInstall = ''
+    mkdir -p $out/lib/pkgconfig
+    cat >$out/lib/pkgconfig/unity.pc <<EOF
+    prefix=$out
+    exec_prefix=\''${prefix}
+    libdir=$out/lib
+    includedir=\''${prefix}/include
+
+    Name: ${pname}
+    Description: ${meta.description}
+    Version: ${version}
+    Libs: -L\''${libdir} -lunity
+    Cflags: -I\''${includedir}
+    EOF
+  '';
+  
+
 })