perceptualdiff: fix darwin support (#121646)

pkgs/development/libraries/freeimage/default.nix

@@ -1,6 +1,7 @@
 { lib, stdenv, fetchsvn, darwin, libtiff
 , libpng, zlib, libwebp, libraw, openexr, openjpeg
-, libjpeg, jxrlib, pkg-config }:
+, libjpeg, jxrlib, pkg-config
+, fixDarwinDylibNames }:
 
 stdenv.mkDerivation {
   pname = "freeimage";
@@ -17,7 +18,12 @@ stdenv.mkDerivation {
   prePatch = "rm -rf Source/Lib* Source/OpenEXR Source/ZLib";
   patches = [ ./unbundle.diff ];
 
-  nativeBuildInputs = [ pkg-config ] ++ lib.optional stdenv.isDarwin darwin.cctools;
+  nativeBuildInputs = [
+    pkg-config
+  ] ++ lib.optionals stdenv.isDarwin [
+    darwin.cctools
+    fixDarwinDylibNames
+  ];
   buildInputs = [ libtiff libtiff.dev_private libpng zlib libwebp libraw openexr openjpeg libjpeg libjpeg.dev_private jxrlib ];
 
   postBuild = lib.optionalString (!stdenv.isDarwin) ''

pkgs/development/libraries/jxrlib/default.nix

@@ -1,4 +1,4 @@
-{ lib, stdenv, fetchFromGitHub, python3 }:
+{ lib, stdenv, fetchFromGitHub, python3, fixDarwinDylibNames }:
 
 stdenv.mkDerivation rec {
   pname = "jxrlib";
@@ -19,7 +19,7 @@ stdenv.mkDerivation rec {
       --replace '.so' '.dylib'
   '';
 
-  nativeBuildInputs = [ python3 ];
+  nativeBuildInputs = [ python3 ] ++ lib.optional stdenv.isDarwin fixDarwinDylibNames;
 
   strictDeps = true;
 

pkgs/development/libraries/openexr/default.nix

@@ -1,6 +1,5 @@
 { lib
 , stdenv
-, buildPackages
 , fetchFromGitHub
 , zlib
 , ilmbase

pkgs/tools/graphics/perceptualdiff/default.nix

@@ -17,7 +17,7 @@ stdenv.mkDerivation rec {
   meta = with lib; {
     description = "A program that compares two images using a perceptually based image metric";
     homepage = "https://github.com/myint/perceptualdiff";
-    license = licenses.gpl2;
+    license = licenses.gpl2Plus;
     maintainers = with maintainers; [ uri-canva ];
     platforms = platforms.x86;
   };