gparted: correct polkit support

Use wrapGAppsHook as well

pkgs/tools/misc/gparted/default.nix

@@ -1,6 +1,6 @@
-{ stdenv, fetchurl, intltool, gettext, makeWrapper
+{ stdenv, fetchurl, intltool, gettext, makeWrapper, coreutils, gnused
-, parted, glib, libuuid, pkgconfig, gtkmm3, libxml2, hicolor-icon-theme
+, gnugrep, parted, glib, libuuid, pkgconfig, gtkmm3, libxml2, hicolor-icon-theme
-, gpart, hdparm, procps, utillinux
+, gpart, hdparm, procps, utillinux, polkit, wrapGAppsHook, substituteAll
 }:
 
 stdenv.mkDerivation rec {
@@ -11,16 +11,31 @@ stdenv.mkDerivation rec {
     sha256 = "0mdvn85jvy72ff7nds3dakx9kzknh8gx1z8i0w2sf970q03qp2z4";
   };
 
+  # Tries to run `pkexec --version` to get version.
+  # however the binary won't be suid so it returns
+  # an error preventing the program from detection
+  patches = [
+    (substituteAll {
+      src = ./polkit.patch;
+      polkit_version = polkit.version;
+    })
+  ];
+
   configureFlags = [ "--disable-doc" ];
 
-  buildInputs = [ parted glib libuuid gtkmm3 libxml2 hicolor-icon-theme ];
+  buildInputs = [ parted glib libuuid gtkmm3 libxml2 hicolor-icon-theme polkit.bin  ];
-  nativeBuildInputs = [ intltool gettext makeWrapper pkgconfig ];
+  nativeBuildInputs = [ intltool gettext pkgconfig wrapGAppsHook ];
 
+  preFixup = ''
+    gappsWrapperArgs+=(
+       --prefix PATH : "${stdenv.lib.makeBinPath [ gpart hdparm utillinux procps coreutils gnused gnugrep ]}"
+    )
+  '';
+
+  # Doesn't get installed automaticallly if PREFIX != /usr
   postInstall = ''
-    wrapProgram $out/bin/gparted \
+    install -D -m0644 org.gnome.gparted.policy \
-      --prefix PATH : "${procps}/bin"
+      $out/share/polkit-1/actions/org.gnome.gparted.policy
-    wrapProgram $out/sbin/gpartedbin \
-      --prefix PATH : "${stdenv.lib.makeBinPath [ gpart hdparm utillinux ]}"
   '';
 
   meta = with stdenv.lib; {

pkgs/tools/misc/gparted/polkit.patch

@@ -0,0 +1,12 @@
+diff -ru old/gparted-1.0.0/configure gparted-1.0.0/configure
+--- old/gparted-1.0.0/configure	2019-05-29 12:02:13.000000000 -0400
++++ gparted-1.0.0/configure	2019-08-08 18:09:52.792795781 -0400
+@@ -16145,7 +16145,7 @@
+ { $as_echo "$as_me:${as_lineno-$LINENO}: checking for pkexec >= $PKEXEC_REQUIRED_VERSION" >&5
+ $as_echo_n "checking for pkexec >= $PKEXEC_REQUIRED_VERSION... " >&6; }
+ PKEXEC_REQUIRED_INT=`echo "$PKEXEC_REQUIRED_VERSION" | $AWK -F. '{print $1 * 10000 + $2}'`
+-PKEXEC_VERSION_OUTPUT=`pkexec --version 2> /dev/null` ||
++PKEXEC_VERSION_OUTPUT='pkexec version @polkit_version@' ||
+ 	{ $as_echo "$as_me:${as_lineno-$LINENO}: result: not found" >&5
+ $as_echo "not found" >&6; }
+ if test "x$PKEXEC_VERSION_OUTPUT" != 'x'; then