From 0adf79eedd234c5f160066b25c36f4e51bbce4c0 Mon Sep 17 00:00:00 2001
From: "David A. Harding" <dave@dtrt.org>
Date: Thu, 23 Apr 2015 11:26:35 -0400
Subject: [PATCH] Build System: Sort Files For Consistent Comparison

Fixes problem with filenames being listed in different order on
different systems.
---
 Makefile | 1 +
 1 file changed, 1 insertion(+)

diff --git a/Makefile b/Makefile
index 7ea591db..7177f75d 100644
--- a/Makefile
+++ b/Makefile
@@ -93,6 +93,7 @@ build:
 	$S export LANG=C.UTF-8 ; bundle exec jekyll build 2>&1 | tee $(JEKYLL_LOG)
 	$S grep -r -L 'Note: this file is built non-deterministically' _site/ \
 	  | egrep -v 'sha256sums.txt' \
+	  | sort \
 	  | xargs sha256sum > _site/sha256sums.txt
 
 ## Jekyll annoyingly returns success even when it emits errors and