treewide: use splicing convenience functions

pkgs/desktops/xfce/default.nix

@@ -1,31 +1,17 @@
 { config
 , lib
 , pkgs
-, splicePackages
+, generateSplicesForMkScope
-, newScope
+, makeScopeWithSplicing
-, pkgsBuildBuild
-, pkgsBuildHost
-, pkgsBuildTarget
-, pkgsHostHost
-, pkgsTargetTarget
 }:
 
 let
-  otherSplices = {
-    selfBuildBuild = pkgsBuildBuild.xfce;
-    selfBuildHost = pkgsBuildHost.xfce;
-    selfBuildTarget = pkgsBuildTarget.xfce;
-    selfHostHost = pkgsHostHost.xfce;
-    selfTargetTarget = pkgsTargetTarget.xfce or { };
-  };
   keep = _self: { };
   extra = _spliced0: { };
 
 in
-lib.makeScopeWithSplicing
+makeScopeWithSplicing
-  splicePackages
+  (generateSplicesForMkScope "xfce")
-  newScope
-  otherSplices
   keep
   extra
   (self:

pkgs/development/interpreters/lua-5/default.nix

@@ -24,7 +24,7 @@ let
         # - imports lua-packages.nix
         # - adds spliced package sets to the package set
         # - applies overrides from `packageOverrides`
-        ({ lua, overrides, callPackage, splicePackages, newScope }: let
+        ({ lua, overrides, callPackage, makeScopeWithSplicing }: let
           luaPackagesFun = callPackage ../../../top-level/lua-packages.nix {
             lua = self;
           };
@@ -47,9 +47,7 @@ let
             overriddenPackages
             overrides
           ];
-        in lib.makeScopeWithSplicing
+        in makeScopeWithSplicing
-          splicePackages
-          newScope
           otherSplices
           keep
           extra

pkgs/development/interpreters/python/default.nix

@@ -5,9 +5,8 @@
 , db
 , lib
 , libffiBoot
-, newScope
+, makeScopeWithSplicing
 , pythonPackagesExtensions
-, splicePackages
 , stdenv
 }:
 
@@ -71,9 +70,7 @@
             overrides
           ]);
           aliases = self: super: lib.optionalAttrs config.allowAliases (import ../../../top-level/python-aliases.nix lib self super);
-        in lib.makeScopeWithSplicing
+        in makeScopeWithSplicing
-          splicePackages
-          newScope
           otherSplices
           keep
           extra

pkgs/games/steam/default.nix

@@ -1,5 +1,4 @@
-{ lib, newScope, splicePackages, steamPackagesAttr ? "steamPackages"
+{ makeScopeWithSplicing, generateSplicesForMkScope
-, pkgsBuildBuild, pkgsBuildHost, pkgsBuildTarget, pkgsHostHost, pkgsTargetTarget
 , stdenv, buildFHSUserEnv, pkgsi686Linux
 }:
 
@@ -18,19 +17,12 @@ let
       glxinfo-i686 = pkgsi686Linux.glxinfo;
       steam-runtime-wrapped-i686 =
         if self.steamArch == "amd64"
-        then pkgsi686Linux.${steamPackagesAttr}.steam-runtime-wrapped
+        then pkgsi686Linux.steamPackages.steam-runtime-wrapped
         else null;
       inherit buildFHSUserEnv;
     };
     steamcmd = callPackage ./steamcmd.nix { };
   };
-  otherSplices = {
-    selfBuildBuild = pkgsBuildBuild.${steamPackagesAttr};
-    selfBuildHost = pkgsBuildHost.${steamPackagesAttr};
-    selfBuildTarget = pkgsBuildTarget.${steamPackagesAttr};
-    selfHostHost = pkgsHostHost.${steamPackagesAttr};
-    selfTargetTarget = pkgsTargetTarget.${steamPackagesAttr} or {}; # might be missing;
-  };
   keep = self: { };
   extra = spliced0: { };
-in lib.makeScopeWithSplicing splicePackages newScope otherSplices keep extra steamPackagesFun
+in makeScopeWithSplicing (generateSplicesForMkScope "steamPackages") keep extra steamPackagesFun

pkgs/os-specific/bsd/freebsd/default.nix

@@ -1,6 +1,6 @@
 { stdenv, lib, stdenvNoCC
-, pkgsBuildBuild, pkgsBuildHost, pkgsBuildTarget, pkgsHostHost, pkgsTargetTarget
+, makeScopeWithSplicing, generateSplicesForMkScope
-, buildPackages, splicePackages, newScope
+, buildPackages
 , bsdSetupHook, makeSetupHook
 , fetchgit, fetchurl, coreutils, groff, mandoc, byacc, flex, which, m4, gawk, substituteAll, runtimeShell
 , zlib, expat, libmd
@@ -24,14 +24,6 @@ let
     name = "freebsd-setup-hook";
   } ./setup-hook.sh;
 
-  otherSplices = {
-    selfBuildBuild = pkgsBuildBuild.freebsd;
-    selfBuildHost = pkgsBuildHost.freebsd;
-    selfBuildTarget = pkgsBuildTarget.freebsd;
-    selfHostHost = pkgsHostHost.freebsd;
-    selfTargetTarget = pkgsTargetTarget.freebsd or {}; # might be missing
-  };
-
   mkBsdArch = stdenv':  {
     x86_64 = "amd64";
     aarch64 = "arm64";
@@ -74,10 +66,8 @@ let
     done
   '';
 
-in lib.makeScopeWithSplicing
+in makeScopeWithSplicing
-  splicePackages
+  (generateSplicesForMkScope "freebsd")
-  newScope
-  otherSplices
   (_: {})
   (_: {})
   (self: let

pkgs/os-specific/bsd/netbsd/default.nix

@@ -1,6 +1,6 @@
 { stdenv, lib, stdenvNoCC
-, pkgsBuildBuild, pkgsBuildHost, pkgsBuildTarget, pkgsHostHost, pkgsTargetTarget
+, makeScopeWithSplicing, generateSplicesForMkScope
-, buildPackages, splicePackages, newScope
+, buildPackages
 , bsdSetupHook, makeSetupHook, fetchcvs, groff, mandoc, byacc, flex
 , zlib
 , writeShellScript, writeText, runtimeShell, symlinkJoin
@@ -20,24 +20,14 @@ let
     name = "netbsd-setup-hook";
   } ./setup-hook.sh;
 
-  otherSplices = {
-    selfBuildBuild = pkgsBuildBuild.netbsd;
-    selfBuildHost = pkgsBuildHost.netbsd;
-    selfBuildTarget = pkgsBuildTarget.netbsd;
-    selfHostHost = pkgsHostHost.netbsd;
-    selfTargetTarget = pkgsTargetTarget.netbsd or {}; # might be missing
-  };
-
   defaultMakeFlags = [
     "MKSOFTFLOAT=${if stdenv.hostPlatform.gcc.float or (stdenv.hostPlatform.parsed.abi.float or "hard") == "soft"
       then "yes"
       else "no"}"
   ];
 
-in lib.makeScopeWithSplicing
+in makeScopeWithSplicing
-  splicePackages
+  (generateSplicesForMkScope "netbsd")
-  newScope
-  otherSplices
   (_: {})
   (_: {})
   (self: let
@@ -46,7 +36,7 @@ in lib.makeScopeWithSplicing
 
   # Why do we have splicing and yet do `nativeBuildInputs = with self; ...`?
   #
-  # We use `lib.makeScopeWithSplicing` because this should be used for all
+  # We use `makeScopeWithSplicing` because this should be used for all
   # nested package sets which support cross, so the inner `callPackage` works
   # correctly. But for the inline packages we don't bother to use
   # `callPackage`.

pkgs/top-level/all-packages.nix

@@ -24955,13 +24955,6 @@ with pkgs;
   };
 
   xorg = let
-    otherSplices = {
-      selfBuildBuild = pkgsBuildBuild.xorg;
-      selfBuildHost = pkgsBuildHost.xorg;
-      selfBuildTarget = pkgsBuildTarget.xorg;
-      selfHostHost = pkgsHostHost.xorg;
-      selfTargetTarget = pkgsTargetTarget.xorg or { };
-    };
     keep = _self: { };
     extra = _spliced0: { };
 
@@ -24980,10 +24973,8 @@ with pkgs;
 
     generatedPackages = lib.callPackageWith __splicedPackages ../servers/x11/xorg/default.nix {};
 
-    xorgPackages = lib.makeScopeWithSplicing
+    xorgPackages = makeScopeWithSplicing
-      splicePackages
+      (generateSplicesForMkScope "xorg")
-      newScope
-      otherSplices
       keep
       extra
       (lib.extends overrides generatedPackages);

pkgs/top-level/darwin-packages.nix

@@ -1,19 +1,11 @@
 { lib
 , buildPackages, pkgs, targetPackages
-, pkgsBuildBuild, pkgsBuildHost, pkgsBuildTarget, pkgsHostHost, pkgsTargetTarget
+, generateSplicesForMkScope, makeScopeWithSplicing
-, stdenv, splicePackages, newScope
+, stdenv
 , preLibcCrossHeaders
 }:
 
 let
-  otherSplices = {
-    selfBuildBuild = pkgsBuildBuild.darwin;
-    selfBuildHost = pkgsBuildHost.darwin;
-    selfBuildTarget = pkgsBuildTarget.darwin;
-    selfHostHost = pkgsHostHost.darwin;
-    selfTargetTarget = pkgsTargetTarget.darwin or {}; # might be missing
-  };
-
   # Prefix for binaries. Customarily ends with a dash separator.
   #
   # TODO(@Ericson2314) Make unconditional, or optional but always true by
@@ -22,7 +14,7 @@ let
                                         (stdenv.targetPlatform.config + "-");
 in
 
-lib.makeScopeWithSplicing splicePackages newScope otherSplices (_: {}) (spliced: spliced.apple_sdk.frameworks) (self: let
+makeScopeWithSplicing (generateSplicesForMkScope "darwin") (_: {}) (spliced: spliced.apple_sdk.frameworks) (self: let
   inherit (self) mkDerivation callPackage;
 
   # Must use pkgs.callPackage to avoid infinite recursion.