Update fetchsvn for proxy support

svn path=/nixpkgs/trunk/; revision=15654
2009-05-19 17:07:20 +00:00
parent b9d560d30e
commit 754eef0250
2 changed files with 20 additions and 0 deletions
@@ -11,4 +11,12 @@ stdenv.mkDerivation {
  outputHash = if sha256 == "" then md5 else sha256;
  
  inherit url rev sshSupport openssh;
+
+  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"
+    ];
 }