* fetchgit and nix-prefetch-git

svn path=/nixpkgs/trunk/; revision=16035
2009-06-24 12:48:01 +00:00
parent ef83c754f6
commit 205fb0c87e
4 changed files with 106 additions and 0 deletions
@@ -0,0 +1,23 @@
+{stdenv, git}:
+{url, rev ? "HEAD", md5 ? "", sha256 ? ""}:
+
+stdenv.mkDerivation {
+  name = "git-export";
+  builder = ./builder.sh;
+  buildInputs = [git];
+
+  outputHashAlgo = if sha256 == "" then "md5" else "sha256";
+  outputHashMode = "recursive";
+  outputHash = if sha256 == "" then md5 else sha256;
+
+  inherit url rev ;
+
+  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"
+    ];
+}
+