From d234c03de8e3d1851f8ca285c96847e4d6682403 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jos=C3=A9=20Romildo?= <malaquias@gmail.com>
Date: Sun, 14 Nov 2021 10:28:03 -0300
Subject: [PATCH 1/2] paper-icon-theme: 2018-06-24 -> unstable-2020-03-12

---
 pkgs/data/icons/paper-icon-theme/default.nix | 13 ++++---------
 1 file changed, 4 insertions(+), 9 deletions(-)

diff --git a/pkgs/data/icons/paper-icon-theme/default.nix b/pkgs/data/icons/paper-icon-theme/default.nix
index a8eb1a8736d6..9ab6fe1b5895 100644
--- a/pkgs/data/icons/paper-icon-theme/default.nix
+++ b/pkgs/data/icons/paper-icon-theme/default.nix
@@ -1,21 +1,20 @@
-{ lib, stdenv, fetchFromGitHub, meson, ninja, gtk3, python3, gnome, gnome-icon-theme, hicolor-icon-theme }:
+{ lib, stdenv, fetchFromGitHub, meson, ninja, gtk3, gnome, gnome-icon-theme, hicolor-icon-theme }:
 
 stdenv.mkDerivation rec {
   pname = "paper-icon-theme";
-  version = "2018-06-24";
+  version = "unstable-2020-03-12";
 
   src = fetchFromGitHub {
     owner = "snwh";
     repo = pname;
-    rev = "c7cd013fba06dd8fd5cdff9f885520e2923266b8";
-    sha256 = "0x45zkjnmbz904df63ph06npbm3phpgck4xwyymx8r8jgrfplk6v";
+    rev = "aa3e8af7a1f0831a51fd7e638a4acb077a1e5188";
+    sha256 = "0x6qzch4rrc8firb1dcf926j93gpqxvd7h6dj5wwczxbvxi5bd77";
   };
 
   nativeBuildInputs = [
     meson
     ninja
     gtk3
-    python3
   ];
 
   propagatedBuildInputs = [
@@ -26,10 +25,6 @@ stdenv.mkDerivation rec {
 
   dontDropIconThemeCache = true;
 
-  postPatch = ''
-    patchShebangs meson/post_install.py
-  '';
-
   postInstall = ''
     # The cache for Paper-Mono-Dark is missing
     gtk-update-icon-cache "$out"/share/icons/Paper-Mono-Dark;

From fbbfc3edfa4a90743e0f0db179abb242da4c6a4c Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jos=C3=A9=20Romildo?= <malaquias@gmail.com>
Date: Sun, 14 Nov 2021 10:49:57 -0300
Subject: [PATCH 2/2] paper-icon-theme: replace duplicate files with symlinks

This reduces considerably the space used by the package.
---
 pkgs/data/icons/paper-icon-theme/default.nix | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/pkgs/data/icons/paper-icon-theme/default.nix b/pkgs/data/icons/paper-icon-theme/default.nix
index 9ab6fe1b5895..fc541f6e5b72 100644
--- a/pkgs/data/icons/paper-icon-theme/default.nix
+++ b/pkgs/data/icons/paper-icon-theme/default.nix
@@ -1,4 +1,4 @@
-{ lib, stdenv, fetchFromGitHub, meson, ninja, gtk3, gnome, gnome-icon-theme, hicolor-icon-theme }:
+{ lib, stdenv, fetchFromGitHub, meson, ninja, gtk3, gnome, gnome-icon-theme, hicolor-icon-theme, jdupes }:
 
 stdenv.mkDerivation rec {
   pname = "paper-icon-theme";
@@ -15,6 +15,7 @@ stdenv.mkDerivation rec {
     meson
     ninja
     gtk3
+    jdupes
   ];
 
   propagatedBuildInputs = [
@@ -25,9 +26,16 @@ stdenv.mkDerivation rec {
 
   dontDropIconThemeCache = true;
 
+  # These fixup steps are slow and unnecessary for this package
+  dontPatchELF = true;
+  dontRewriteSymlinks = true;
+
   postInstall = ''
     # The cache for Paper-Mono-Dark is missing
     gtk-update-icon-cache "$out"/share/icons/Paper-Mono-Dark;
+
+    # replace duplicate files with symlinks
+    jdupes -l -r $out/share/icons
   '';
 
   meta = with lib; {