From 195ff32a63a212fe222c91629eed8de71cd6255d Mon Sep 17 00:00:00 2001
From: Florian Friesdorf <flo@chaoflow.net>
Date: Tue, 3 Jan 2012 20:58:54 +0000
Subject: [PATCH] set emacs load-path according to NIX_PROFILES via
 site-start.el

svn path=/nixpkgs/trunk/; revision=31252
---
 pkgs/applications/editors/emacs-23/default.nix | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/pkgs/applications/editors/emacs-23/default.nix b/pkgs/applications/editors/emacs-23/default.nix
index 5de1b38bb41..312ced38c41 100644
--- a/pkgs/applications/editors/emacs-23/default.nix
+++ b/pkgs/applications/editors/emacs-23/default.nix
@@ -31,6 +31,16 @@ stdenv.mkDerivation rec {
     ++ stdenv.lib.optional (stdenv ? glibc)
          [ "--with-crt-dir=${stdenv.glibc}/lib" ];
 
+  postInstall = ''
+    cat >$out/share/emacs/site-lisp/site-start.el <<EOF
+;; nixos specific load-path
+(setq load-path
+      (append (reverse (mapcar (lambda (x) (concat x "/share/emacs/site-lisp/"))
+                               (split-string (getenv "NIX_PROFILES"))))
+              load-path))
+EOF
+  '';
+
   doCheck = true;
 
   meta = {