coreutils: Build with libattr to support xattrs

Fixes #21649

pkgs/stdenv/linux/make-bootstrap-tools-cross.nix

@@ -87,8 +87,9 @@ rec {
 
 
   coreutilsMinimal = (pkgs.coreutils.override (args: {
-    # We want coreutils without ACL support.
+    # We want coreutils without ACL/attr support.
     aclSupport = false;
+    attrSupport = false;
     # Our tooling currently can't handle scripts in bin/, only ELFs and symlinks.
     singleBinary = "symlinks";
   })).crossDrv;

pkgs/stdenv/linux/make-bootstrap-tools.nix

@@ -6,8 +6,9 @@ rec {
 
 
   coreutilsMinimal = coreutils.override (args: {
-    # We want coreutils without ACL support.
+    # We want coreutils without ACL/attr support.
     aclSupport = false;
+    attrSupport = false;
     # Our tooling currently can't handle scripts in bin/, only ELFs and symlinks.
     singleBinary = "symlinks";
   });

pkgs/tools/misc/coreutils/default.nix

@@ -1,5 +1,6 @@
 { lib, stdenv, fetchurl, perl, xz, gmp ? null
 , aclSupport ? false, acl ? null
+, attrSupport ? false, attr ? null
 , selinuxSupport? false, libselinux ? null, libsepol ? null
 , autoconf, automake114x, texinfo
 , withPrefix ? false
@@ -44,12 +45,14 @@ let
 
     buildInputs = [ gmp ]
       ++ optional aclSupport acl
+      ++ optional attrSupport attr
       ++ optionals stdenv.isCygwin [ autoconf automake114x texinfo ]   # due to patch
       ++ optionals selinuxSupport [ libselinux libsepol ];
 
     crossAttrs = {
       buildInputs = [ gmp.crossDrv ]
         ++ optional aclSupport acl.crossDrv
+        ++ optional attrSupport attr.crossDrv
         ++ optionals selinuxSupport [ libselinux.crossDrv libsepol.crossDrv ]
         ++ optional (stdenv.ccCross.libc ? libiconv)
           stdenv.ccCross.libc.libiconv.crossDrv;
@@ -90,8 +93,6 @@ let
 
     makeFlags = optionalString stdenv.isDarwin "CFLAGS=-D_FORTIFY_SOURCE=0";
 
-    postFixup = ""; # FIXME: remove on next mass rebuild
-
     meta = {
       homepage = http://www.gnu.org/software/coreutils/;
       description = "The basic file, shell and text manipulation utilities of the GNU operating system";

pkgs/top-level/all-packages.nix

@@ -1287,6 +1287,7 @@ in
 
   coreutils = callPackage ../tools/misc/coreutils {
     aclSupport = stdenv.isLinux;
+    attrSupport = stdenv.isLinux;
   };
 
   coreutils-prefixed = coreutils.override { withPrefix = true; singleBinary = false; };