Merge branch 'fix/interface-files' into 'master'

Update Frama-CI data

See merge request frama-c/frama-clang!155

nix/frama-ci.nix

@@ -5,8 +5,8 @@ let
     src = builtins.fetchGit {
             "url" = "https://bobot:${password}@git.frama-c.com/frama-c/Frama-CI.git";
             "name" = "Frama-CI";
-            "rev" = "4150f5b75b121450aef5687f779ec374ed7f1b92";
-            "ref" = "master";
+            "rev" = "bb2c9632abbb651363f2070d1cd89bc25cff5249";
+            "ref" = "fix/interface-files";
     };
     pkgs = import "${src}/pkgs.nix" {};
  in

nix/frama-ci.sh

@@ -3,10 +3,10 @@
 DIR=$(dirname $0)
 
 export FRAMA_CI_NIX=$DIR/frama-ci.nix
-
 export FRAMA_CI=$(nix-instantiate --eval -E "((import <nixos-20.03> {}).callPackage $FRAMA_CI_NIX  { password = \"$TOKEN_FOR_API\";}).src.outPath")
 
 FRAMA_CI=${FRAMA_CI#\"}
 FRAMA_CI=${FRAMA_CI%\"}
 
+export NIX_PATH="nixpkgs=$(eval echo $(nix-instantiate --eval -E "with import $FRAMA_CI/pkgs-ref.nix; url"))"
 $FRAMA_CI/compile.sh $@