qemu: unset CPP

Commit 093cc00cdd sets the environment variable `CPP' by default, but this interferes with dependency calculation.
2017-07-21 11:39:50 -05:00
parent 5265d551a9
commit fe800447c2
1 changed files with 4 additions and 0 deletions
--- a/pkgs/applications/virtualization/qemu/default.nix
+++ b/pkgs/applications/virtualization/qemu/default.nix
@@ -59,6 +59,10 @@ stdenv.mkDerivation rec {

  hardeningDisable = [ "stackprotector" ];

+  preConfigure = ''
+    unset CPP # intereferes with dependency calculation
+  '';
+
  configureFlags =
    [ "--smbd=smbd" # use `smbd' from $PATH
      "--audio-drv-list=${audio}"