1 files changed, 30 insertions, 0 deletions
diff --git a/third_party/lisp/trivial-mimes.nix b/third_party/lisp/trivial-mimes.nix
new file mode 100644
index 000000000000..ce45993d05e9
--- /dev/null
+++ b/third_party/lisp/trivial-mimes.nix
@@ -0,0 +1,30 @@
+{ depot, pkgs, ... }:
+
+let
+  src = pkgs.fetchFromGitHub {
+    owner = "Shinmera";
+    repo = "trivial-mimes";
+    rev = "a741fc2f567a4f86b853fd4677d75e62c03e51d9";
+    sha256 = "00kcm17q5plpzdj1qwg83ldhxksilgpcdkf3m9azxcdr968xs9di";
+  };
+
+  mime-types = pkgs.runCommand "mime-types.lisp" {} ''
+    substitute ${src}/mime-types.lisp $out \
+      --replace /etc/mime.types ${src}/mime.types \
+      --replace "(asdf:system-source-directory :trivial-mimes)" '"/bogus-dir"'
+      # We want to prevent an ASDF lookup at build time since this will
+      # generally fail — we are not using ASDF after all.
+  '';
+
+in depot.nix.buildLisp.library {
+  name = "trivial-mimes";
+
+  deps = [
+    {
+      sbcl = depot.nix.buildLisp.bundled "uiop";
+      default = depot.nix.buildLisp.bundled "asdf";
+    }
+  ];
+
+  srcs = [ mime-types ];
+}