Merge pull request #47400 from obsidiansystems/paxctl-darwin-no-mass-rebuild

paxctl: Fix darwin and cross without mass-rebuild

pkgs/os-specific/linux/paxctl/default.nix

···
-{ fetchurl, stdenv }:
+{ fetchurl, stdenv, elf-header }:
 
 stdenv.mkDerivation rec {
   name = "paxctl-${version}";
···
     sha256 = "0biw882fp1lmgs6kpxznp1v6758r7dg9x8iv5a06k0b82bcdsc53";
   };
 
-  preBuild = ''
+  # TODO Always do first way next mass rebuild.
+  buildInputs = stdenv.lib.optional
+    (!stdenv.hostPlatform.isLinux || !stdenv.buildPlatform.isLinux)
+    elf-header;
+
+  # TODO Always do first way next mass rebuild.
+  preBuild = if !stdenv.hostPlatform.isLinux || !stdenv.buildPlatform.isLinux then ''
+    sed -i Makefile \
+      -e 's|--owner 0 --group 0||g' \
+      -e '/CC:=gcc/d'
+  '' else ''
     sed "s|--owner 0 --group 0||g" -i Makefile
   '';
 
···
     description = "A tool for controlling PaX flags on a per binary basis";
     homepage    = "https://pax.grsecurity.net";
     license     = licenses.gpl2;
-    platforms   = platforms.linux;
+    platforms   = platforms.all;
     maintainers = with maintainers; [ thoughtpolice ];
   };
 }

pkgs/stdenv/cross/default.nix

···
            else buildPackages.gcc;
 
       extraNativeBuildInputs = old.extraNativeBuildInputs
+        ++ lib.optionals
+             (hostPlatform.isLinux && !buildPlatform.isLinux)
+             [ buildPackages.patchelf buildPackages.paxctl ]
         ++ lib.optional
              (let f = p: !p.isx86 || p.libc == "musl"; in f hostPlatform && !(f buildPlatform))
              buildPackages.updateAutotoolsGnuConfigScriptsHook