Merge pull request #249276 from eigengrau/fix-soulseekqt-mktemp-error

  buildInputs = [ qtmultimedia stdenv.cc.cc ];

  installPhase = ''

      # directory in /nix/store so readonly

      cd $appextracted

      binary="$(readlink AppRun)"

      binary="$(realpath ${appextracted}/AppRun)"

      install -Dm755 $binary -t $out/bin

      # fixup and install desktop file

      desktop-file-install --dir $out/share/applications \

        --set-key Exec --set-value $binary \

        --set-key Comment --set-value "${meta.description}" \

        --set-key Categories --set-value Network default.desktop

        --set-key Categories --set-value Network ${appextracted}/default.desktop

      mv $out/share/applications/default.desktop $out/share/applications/SoulseekQt.desktop

      #TODO: write generic code to read icon path from $binary.desktop

      icon="$(readlink .DirIcon)"

      icon="$(realpath ${appextracted}/.DirIcon)"

      for size in 16 32 48 64 72 96 128 192 256 512 1024; do

        mkdir -p $out/share/icons/hicolor/"$size"x"$size"/apps

        convert -resize "$size"x"$size" $icon $out/share/icons/hicolor/"$size"x"$size"/apps/$icon

        convert -resize "$size"x"$size" $icon $out/share/icons/hicolor/"$size"x"$size"/apps/$(basename $icon)

      done

    '';