subtree(users/wpcarro): docking briefcase at '24f5a642'

git-subtree-dir: users/wpcarro
git-subtree-mainline: 464bbcb15c
git-subtree-split: 24f5a642af
Change-Id: I6105b3762b79126b3488359c95978cadb3efa789

users/wpcarro/utils/builder.nix

@@ -0,0 +1,11 @@
+{ pkgs, ... }:
+
+let
+  inherit (pkgs) writeShellScriptBin;
+in {
+  # Create a derivation that creates an executable shell script named `as` that
+  # calls the program located at `path`, forwarding all of the arguments.
+  wrapNonNixProgram = { path, as }: writeShellScriptBin as ''
+    exec ${path} "$@"
+  '';
+}