From 7423e029a22b0f451665caf4c2ac82a773736c43 Mon Sep 17 00:00:00 2001
From: Robin Gloster <mail@glob.in>
Date: Wed, 3 Aug 2016 20:04:28 +0000
Subject: [PATCH] convertlit: disable format hardening

---
 pkgs/tools/text/convertlit/default.nix | 16 +++++++++-------
 1 file changed, 9 insertions(+), 7 deletions(-)

diff --git a/pkgs/tools/text/convertlit/default.nix b/pkgs/tools/text/convertlit/default.nix
index 331fc3fea35..ffc2dc1c4d5 100644
--- a/pkgs/tools/text/convertlit/default.nix
+++ b/pkgs/tools/text/convertlit/default.nix
@@ -1,22 +1,24 @@
-{stdenv, fetchurl, unzip, libtommath}:
+{stdenv, fetchzip, libtommath}:
 
 stdenv.mkDerivation {
   name = "convertlit-1.8";
-  
-  src = fetchurl {
+
+  src = fetchzip {
     url = http://www.convertlit.com/convertlit18src.zip;
-    sha256 = "1fjpwncyc2r3ipav7c9m7jxy6i7mphbyqj3gsm046425p7sqa2np";
+    sha256 = "182nsin7qscgbw2h92m0zadh3h8q410h5cza6v486yjfvla3dxjx";
+    stripRoot = false;
   };
 
-  buildInputs = [unzip libtommath];
+  buildInputs = [libtommath];
 
-  sourceRoot = ".";
+  hardeningDisable = [ "format" ];
 
   buildPhase = ''
     cd lib
     make
     cd ../clit18
-    substituteInPlace Makefile --replace ../libtommath-0.30/libtommath.a -ltommath
+    substituteInPlace Makefile \
+      --replace ../libtommath-0.30/libtommath.a -ltommath
     make
   '';