[Nix-dev] [PATCH 2/3] removing deepOverride. The replacement pkgsFunDeepOverride doesn't suffer from - maybe overriding args which are named the same way by accident - because it forced adding , ...) to some packages which "weakens the precision of the function interface definitios"

[Marc Weber]

---
 pkgs/lib/customisation.nix      |   10 +---------
 pkgs/lib/misc.nix               |    1 -
 pkgs/top-level/all-packages.nix |   18 ++++++++++--------
 3 files changed, 11 insertions(+), 18 deletions(-)

diff --git a/pkgs/lib/customisation.nix b/pkgs/lib/customisation.nix
index 41af26e..c6d74e7 100644
--- a/pkgs/lib/customisation.nix
+++ b/pkgs/lib/customisation.nix
@@ -34,7 +34,7 @@ rec {
   overrideDerivation = drv: f:
     let
       # Filter out special attributes.
-      drop = ["meta" "passthru" "outPath" "drvPath" "hostDrv" "buildDrv" "type" "override" "deepOverride" "origArgs"]
+      drop = ["meta" "passthru" "outPath" "drvPath" "hostDrv" "buildDrv" "type" "override" "origArgs"]
               # also drop functions such as .merge .override etc
              ++ lib.filter (n: isFunction (getAttr n drv)) (attrNames drv);
       attrs = removeAttrs drv drop;
@@ -52,15 +52,7 @@ rec {
   makeOverridable = f: origArgs: f origArgs //
     { override = newArgs:
         makeOverridable f (origArgs // (if builtins.isFunction newArgs then newArgs origArgs else newArgs));
-      deepOverride = newArgs:
-        makeOverridable f (lib.overrideExisting (lib.mapAttrs (deepOverrider newArgs) origArgs) newArgs);
       origArgs = origArgs;
     };
 
-  deepOverrider = newArgs: name: x: if builtins.isAttrs x then (
-    if x ? deepOverride then (x.deepOverride newArgs) else
-    if x ? override then (x.override newArgs) else
-    x) else x;
-    
-        
 }
diff --git a/pkgs/lib/misc.nix b/pkgs/lib/misc.nix
index 321b641..e036e8e 100644
--- a/pkgs/lib/misc.nix
+++ b/pkgs/lib/misc.nix
@@ -31,7 +31,6 @@ rec {
                           } ));
 	withStdOverrides = base // {
 	   override = base.passthru.function;
-	   deepOverride = a : (base.passthru.function ((lib.mapAttrs (lib.deepOverrider a) base.passthru.args) // a));
 	   } ;
         in
 	withStdOverrides;
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 5a7c532..c14c69e 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -5464,19 +5464,21 @@ let
    inherit fetchurl stdenv cmake unzip libtiff expat zlib libpng libjpeg;
   };
 
-  webkit = ((builderDefsPackage ../development/libraries/webkit {
-    inherit (gnome28) gtkdoc libsoup;
-    inherit (gtkLibs) gtk atk pango glib;
-    inherit freetype fontconfig gettext gperf curl
+  webkit =
+  let p = pkgsFunDeepOverride {libsoup = gnome28.libsoup_2_31;};
+  in builderDefsPackage ../development/libraries/webkit {
+    inherit (p.gnome28) gtkdoc libsoup;
+    inherit (p.gtkLibs) gtk atk pango glib;
+    inherit (p) freetype fontconfig gettext gperf curl
       libjpeg libtiff libpng libxml2 libxslt sqlite
       icu cairo perl intltool automake libtool
       pkgconfig autoconf bison libproxy enchant
       python ruby;
-    inherit (gst_all) gstreamer gstPluginsBase gstFfmpeg
+    inherit (p.gst_all) gstreamer gstPluginsBase gstFfmpeg
       gstPluginsGood;
-    flex = flex2535;
-    inherit (xlibs) libXt;
-  }).deepOverride {libsoup = gnome28.libsoup_2_31;});
+    flex = p.flex2535;
+    inherit (p.xlibs) libXt;
+  };
 
   wvstreams = import ../development/libraries/wvstreams {
     inherit stdenv fetchurl qt4 dbus zlib openssl readline perl;
-- 
1.7.1