plasma5Packages: alias to the libsForQt5 used to build the plasma5 desktop

For in NixOS it is beneficial if both plasma5 and pam use the same Qt5
version. Because the plasma5 desktop may use a different version as the
default Qt5 version, we introduce plasma5Packages.

nixos/modules/i18n/input-method/ibus.nix

@@ -48,7 +48,7 @@ in
       panel = mkOption {
         type = with types; nullOr path;
         default = null;
-        example = literalExample "''${pkgs.plasma5.plasma-desktop}/lib/libexec/kimpanel-ibus-panel";
+        example = literalExample "''${pkgs.plasma5Packages.plasma-desktop}/lib/libexec/kimpanel-ibus-panel";
         description = "Replace the IBus panel with another panel.";
       };
     };

nixos/modules/security/pam.nix

@@ -430,8 +430,8 @@ let
               ${optionalString cfg.pamMount
                 "auth optional ${pkgs.pam_mount}/lib/security/pam_mount.so"}
               ${optionalString cfg.enableKwallet
-                ("auth optional ${pkgs.plasma5.kwallet-pam}/lib/security/pam_kwallet5.so" +
-                 " kwalletd=${pkgs.kdeFrameworks.kwallet.bin}/bin/kwalletd5")}
+                ("auth optional ${pkgs.plasma5Packages.kwallet-pam}/lib/security/pam_kwallet5.so" +
+                 " kwalletd=${pkgs.plasma5Packages.kwallet.bin}/bin/kwalletd5")}
               ${optionalString cfg.enableGnomeKeyring
                 "auth optional ${pkgs.gnome3.gnome-keyring}/lib/security/pam_gnome_keyring.so"}
               ${optionalString cfg.gnupg.enable
@@ -509,8 +509,8 @@ let
           ${optionalString (cfg.enableAppArmor && config.security.apparmor.enable)
               "session optional ${pkgs.apparmor-pam}/lib/security/pam_apparmor.so order=user,group,default debug"}
           ${optionalString (cfg.enableKwallet)
-              ("session optional ${pkgs.plasma5.kwallet-pam}/lib/security/pam_kwallet5.so" +
-               " kwalletd=${pkgs.kdeFrameworks.kwallet.bin}/bin/kwalletd5")}
+              ("session optional ${pkgs.plasma5Packages.kwallet-pam}/lib/security/pam_kwallet5.so" +
+               " kwalletd=${pkgs.plasma5Packages.kwallet.bin}/bin/kwalletd5")}
           ${optionalString (cfg.enableGnomeKeyring)
               "session optional ${pkgs.gnome3.gnome-keyring}/lib/security/pam_gnome_keyring.so auto_start"}
           ${optionalString cfg.gnupg.enable

nixos/modules/services/x11/desktop-managers/plasma5.nix

@@ -7,8 +7,8 @@ let
   xcfg = config.services.xserver;
   cfg = xcfg.desktopManager.plasma5;
 
-  inherit (pkgs) kdeApplications kdeFrameworks plasma5;
-  inherit (pkgs) qt5 libsForQt5;
+  libsForQt5 = pkgs.plasma5Packages;
+  inherit (libsForQt5) kdeApplications kdeFrameworks plasma5;
   inherit (pkgs) writeText;
 
   pulseaudio = config.hardware.pulseaudio;
@@ -198,8 +198,8 @@ in
       };
 
       security.wrappers = {
-        kcheckpass.source = "${lib.getBin plasma5.kscreenlocker}/libexec/kcheckpass";
-        start_kdeinit.source = "${lib.getBin pkgs.kdeFrameworks.kinit}/libexec/kf5/start_kdeinit";
+        kcheckpass.source = "${lib.getBin libsForQt5.kscreenlocker}/libexec/kcheckpass";
+        start_kdeinit.source = "${lib.getBin libsForQt5.kinit}/libexec/kf5/start_kdeinit";
         kwin_wayland = {
           source = "${lib.getBin plasma5.kwin}/bin/kwin_wayland";
           capabilities = "cap_sys_nice+ep";
@@ -213,7 +213,7 @@ in
       '';
 
       environment.systemPackages =
-        with qt5; with libsForQt5;
+        with libsForQt5;
         with plasma5; with kdeApplications; with kdeFrameworks;
         [
           frameworkintegration

nixos/modules/system/boot/plymouth.nix

@@ -9,7 +9,7 @@ let
 
   cfg = config.boot.plymouth;
 
-  nixosBreezePlymouth = pkgs.plasma5.breeze-plymouth.override {
+  nixosBreezePlymouth = pkgs.plasma5Packages.breeze-plymouth.override {
     logoFile = cfg.logo;
     logoName = "nixos";
     osName = "NixOS";

pkgs/applications/networking/browsers/firefox/wrapper.nix

@@ -5,7 +5,7 @@
 , flashplayer, hal-flash
 , ffmpeg, xorg, alsaLib, libpulseaudio, libcanberra-gtk2, libglvnd
 , gnome3/*.gnome-shell*/
-, browserpass, chrome-gnome-shell, uget-integrator, plasma5, bukubrow
+, browserpass, chrome-gnome-shell, uget-integrator, plasma5Packages, bukubrow
 , tridactyl-native
 , fx_cast_bridge
 , udev
@@ -76,7 +76,7 @@ let
           ++ lib.optional (cfg.enableTridactylNative or false) tridactyl-native
           ++ lib.optional (cfg.enableGnomeExtensions or false) chrome-gnome-shell
           ++ lib.optional (cfg.enableUgetIntegrator or false) uget-integrator
-          ++ lib.optional (cfg.enablePlasmaBrowserIntegration or false) plasma5.plasma-browser-integration
+          ++ lib.optional (cfg.enablePlasmaBrowserIntegration or false) plasma5Packages.plasma-browser-integration
           ++ lib.optional (cfg.enableFXCastBridge or false) fx_cast_bridge
           ++ extraNativeMessagingHosts
         );

pkgs/top-level/aliases.nix

@@ -251,7 +251,7 @@ mapAliases ({
   k9copy = throw "k9copy has been removed from nixpkgs, as there is no upstream activity"; # 2020-11-06
   julia_07 = throw "julia_07 is deprecated in favor of julia_10 LTS"; # added 2020-09-15
   julia_11 = throw "julia_11 is deprecated in favor of latest Julia version"; # added 2020-09-15
-  kdeconnect = kdeApplications.kdeconnect-kde; # added 2020-10-28
+  kdeconnect = plasma5Packages.kdeconnect-kde; # added 2020-10-28
   kdiff3-qt5 = kdiff3; # added 2017-02-18
   keepass-keefox = keepass-keepassrpc; # backwards compatibility alias, added 2018-02
   keepassx-community = keepassxc; # added 2017-11
@@ -808,8 +808,8 @@ mapAliases ({
   between mixed versions of qt. See:
   https://github.com/NixOS/nixpkgs/pull/101369 */
 
-  inherit (kdeFrameworks) breeze-icons oxygen-icons5;
-  inherit (kdeApplications)
+  inherit (plasma5Packages) breeze-icons oxygen-icons5;
+  inherit (plasma5Packages)
     akonadi akregator ark
     bomber bovo
     dolphin dragon
@@ -841,7 +841,7 @@ mapAliases ({
     spectacle
     yakuake
   ;
-  inherit (plasma5)
+  inherit (plasma5Packages)
     bluedevil breeze-gtk breeze-qt5 breeze-grub breeze-plymouth discover
     kactivitymanagerd kde-cli-tools kde-gtk-config kdeplasma-addons kgamma5
     kinfocenter kmenuedit kscreen kscreenlocker ksshaskpass ksysguard
@@ -850,7 +850,7 @@ mapAliases ({
     plasma-workspace-wallpapers polkit-kde-agent powerdevil sddm-kcm
     systemsettings xdg-desktop-portal-kde
   ;
-  inherit (plasma5.thirdParty)
+  inherit (plasma5Packages.thirdParty)
     plasma-applet-caffeine-plus
     kwin-dynamic-workspaces
     kwin-tiling

pkgs/top-level/all-packages.nix

@@ -11510,7 +11510,7 @@ in
   };
 
   # Does not actually depend on Qt 5
-  inherit (kdeFrameworks) extra-cmake-modules;
+  inherit (plasma5Packages) extra-cmake-modules;
 
   coccinelle = callPackage ../development/tools/misc/coccinelle {
     ocamlPackages = ocaml-ng.ocamlPackages_4_05;
@@ -13920,8 +13920,6 @@ in
 
   judy = callPackage ../development/libraries/judy { };
 
-  inherit (libsForQt5) kdeFrameworks;
-
   keybinder = callPackage ../development/libraries/keybinder {
     automake = automake111x;
     lua = lua5_1;
@@ -15836,6 +15834,9 @@ in
   qt5 =        if stdenv.hostPlatform.isDarwin then qt512 else qt515;
   libsForQt5 = if stdenv.hostPlatform.isDarwin then libsForQt512 else libsForQt515;
 
+  # plasma5Packages maps to the Qt5 packages set that is used to build the plasma5 desktop
+  plasma5Packages = libsForQt515;
+
   qt5ct = libsForQt5.callPackage ../tools/misc/qt5ct { };
 
   qtEnv = qt5.env;
@@ -22444,8 +22445,6 @@ in
 
   kapow = libsForQt5.callPackage ../applications/misc/kapow { };
 
-  inherit (libsForQt514) kdeApplications;
-
   okteta = libsForQt5.callPackage ../applications/editors/okteta { };
 
   k4dirstat = libsForQt5.callPackage ../applications/misc/k4dirstat { };
@@ -26732,8 +26731,6 @@ in
 
   pantheon = recurseIntoAttrs (callPackage ../desktops/pantheon { });
 
-  inherit (libsForQt5) plasma5;
-
   plasma-applet-volumewin7mixer = libsForQt5.callPackage ../applications/misc/plasma-applet-volumewin7mixer { };
 
   inherit (callPackages ../applications/misc/redshift {