udevil: refactor and fix #35650

pkgs/applications/misc/udevil/default.nix

···
-{ lib, stdenv, fetchurl, intltool, glib, pkg-config, udev, util-linux, acl }:
-stdenv.mkDerivation {
-  name = "udevil-0.4.4";
-  src = fetchurl {
-    url = "https://github.com/IgnorantGuru/udevil/archive/0.4.4.tar.gz";
-    sha256 = "0z1bhaayambrcn7bgnrqk445k50ifabmw8q4i9qj49nnbcvxhbxd";
+{ lib, stdenv, fetchFromGitHub, intltool, glib, pkg-config, udev, util-linux, acl }:
+
+stdenv.mkDerivation rec {
+  pname = "udevil";
+  version = "0.4.4";
+
+  src = fetchFromGitHub {
+    owner = "IgnorantGuru";
+    repo = "udevil";
+    rev = version;
+    sha256 = "0nd44r8rbxifx4x4m24z5aji1c6k1fhw8cmf5s43wd5qys0bcdad";
   };
+
   nativeBuildInputs = [ pkg-config ];
+
   buildInputs = [ intltool glib udev ];
+
   configurePhase = ''
     substituteInPlace src/Makefile.in --replace "-o root -g root" ""
     # do not set setuid bit in nix store
···
       --with-setfacl-prog=${acl.bin}/bin/setfacl \
       --sysconfdir=$prefix/etc
   '';
+
+  postInstall = ''
+    substituteInPlace $out/lib/systemd/system/devmon@.service \
+      --replace /usr/bin/devmon "$out/bin/devmon"
+  '';
+
   patches = [ ./device-info-sys-stat.patch ];
-  meta = {
+
+  meta = with lib; {
     description = "A command line Linux program which mounts and unmounts removable devices without a password, shows device info, and monitors device changes";
     homepage = "https://ignorantguru.github.io/udevil/";
-    platforms = lib.platforms.linux;
-    license = lib.licenses.gpl3;
+    platforms = platforms.linux;
+    license = licenses.gpl3Plus;
   };
 }