From 9b83a411b9df27ca3a626c6ee20d35168221e782 Mon Sep 17 00:00:00 2001
From: Simon Michael <simon@joyful.com>
Date: Thu, 31 Jul 2014 17:49:04 -0700
Subject: [PATCH] tools: set LANG only if not already set, document better

---
 Makefile | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/Makefile b/Makefile
index d699639b4..b23006dc0 100644
--- a/Makefile
+++ b/Makefile
@@ -1,7 +1,8 @@
 # hledger project makefile
 
-# ghc 6.12 executables need a locale
-export LANG=en_US.UTF-8
+# GHC-compiled executables require a locale (and not just C) or they
+# will die on encountering non-ascii data
+export LANG?=en_US.UTF-8
 
 # command to run during "make prof" and "make heap"
 PROFCMD=bin/hledger-prof balance -f data/1000x1000x10.journal >/dev/null