From 9c2bc27eb2ccded853aabd1382fd912df4b5e4ef Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Llu=C3=ADs=20Batlle=20i=20Rossell?= <viric@viric.name>
Date: Sun, 20 Jan 2013 18:51:41 +0100
Subject: [PATCH] Fixing mcelog, so it puts the proper files in share/doc

It was running "cp mce.pdf $out/share/doc", which created the file 'doc'.
Then buildEnv complained that 'share/doc' exists.
---
 pkgs/os-specific/linux/mcelog/default.nix | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/pkgs/os-specific/linux/mcelog/default.nix b/pkgs/os-specific/linux/mcelog/default.nix
index 82c502ede72f..b60b6134fdde 100644
--- a/pkgs/os-specific/linux/mcelog/default.nix
+++ b/pkgs/os-specific/linux/mcelog/default.nix
@@ -25,9 +25,13 @@ in stdenv.mkDerivation {
 
   makeFlags = "prefix=$(out) etcprefix=$(out) DOCDIR=$(out)/share/doc";
 
+  preInstall = ''
+    ensureDir $out/share/doc
+  '';
+
   meta = {
     description = "Tool to display logged machine check exceptions";
     homepage = http://mcelog.org/;
     license = stdenv.lib.licenses.gpl2;
   };
-}
\ No newline at end of file
+}