1 files changed, 46 insertions, 0 deletions
diff --git a/pkgs/build-support/fetchadc/default.nix b/pkgs/build-support/fetchadc/default.nix
new file mode 100644
index 00000000000..ac7a442de31
--- /dev/null
+++ b/pkgs/build-support/fetchadc/default.nix
@@ -0,0 +1,46 @@
+{ stdenv, curl, adc_user, adc_pass }:
+
+let
+  impureEnvVars = [
+    # We borrow these environment variables from the caller to allow
+    # easy proxy configuration.  This is impure, but a fixed-output
+    # derivation like fetchurl is allowed to do so since its result is
+    # by definition pure.
+    "http_proxy" "https_proxy" "ftp_proxy" "all_proxy" "no_proxy"
+  ];
+in
+
+{ # Path to fetch.
+  path
+
+  # Hash of the downloaded file
+, sha256
+
+, # Additional curl options needed for the download to succeed.
+  curlOpts ? ""
+
+, # Name of the file.  If empty, use the basename of `path'.
+  name ? ""
+}:
+
+stdenv.mkDerivation {
+  url = "https://developer.apple.com/downloads/download.action?path=${path}";
+
+  name    = if name != "" then name else baseNameOf path;
+  builder = ./builder.sh;
+
+  buildInputs = [ curl ];
+
+  meta = {
+    # Password-guarded files from ADC are certainly unfree, as far as we're concerned!
+    license = stdenv.lib.licenses.unfree;
+  };
+
+  outputHashAlgo = "sha256";
+  outputHash     =  sha256;
+  outputHashMode = "flat";
+
+  inherit curlOpts adc_user adc_pass;
+
+  preferLocalBuild = true;
+}