From e7906f26affbc36d99c67d99cd3e2c237d0f67fe Mon Sep 17 00:00:00 2001
From: Eelco Dolstra <eelco.dolstra@logicblox.com>
Date: Fri, 5 Feb 2010 14:14:43 +0000
Subject: * Make copy-tarballs.sh work on release.nix.

svn path=/nixpkgs/trunk/; revision=19834
---
 maintainers/scripts/eval-release.nix | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)
 create mode 100644 maintainers/scripts/eval-release.nix

(limited to 'maintainers/scripts/eval-release.nix')

diff --git a/maintainers/scripts/eval-release.nix b/maintainers/scripts/eval-release.nix
new file mode 100644
index 00000000000..64dbbd15cf3
--- /dev/null
+++ b/maintainers/scripts/eval-release.nix
@@ -0,0 +1,20 @@
+# Evaluate `release.nix' like Hydra would (i.e. call each job
+# attribute with the expected `system' argument).  Too bad
+# nix-instantiate can't to do this.
+
+let
+
+  lib = (import ../.. {}).lib;
+
+  rel = removeAttrs (import ../../pkgs/top-level/release.nix) ["tarball"];
+
+  maybe = x: let y = builtins.tryEval x; in if y.success then y.value else null;
+
+  call = attrs: lib.flip lib.mapAttrs attrs
+    (n: v: builtins.trace n (
+      if builtins.isFunction v then maybe (v { system = "i686-linux"; })
+      else if builtins.isAttrs v then call v
+      else null
+    ));
+
+in call rel
-- 
cgit 1.4.1