New stage design

bsc/garlic/nix-setup.nix

@@ -2,17 +2,17 @@
   stdenv
 }:
 
-program:
+{
+  program
+}:
 
 stdenv.mkDerivation {
-  inherit program;
-  name = "${program.name}-nixsetup";
+  name = "nixsetup";
   preferLocalBuild = true;
   phases = [ "installPhase" ];
   dontPatchShebangs = true;
   installPhase = ''
-    mkdir -p $out/bin
-    cat > $out/bin/run <<EOF
+    cat > $out <<EOF
     #!/bin/sh
 
     # We need to enter the nix namespace first, in order to have /nix
@@ -21,8 +21,8 @@ stdenv.mkDerivation {
       exec nix-setup \$0
     fi
 
-    exec $program/bin/run
+    exec ${program}
     EOF
-    chmod +x $out/bin/run
+    chmod +x $out
   '';
 }