From 7a3e52b647dce16e6281966b7f532af0799cd1f5 Mon Sep 17 00:00:00 2001
From: Michael Davidsaver <mdavidsaver@bnl.gov>
Date: Thu, 25 Sep 2014 16:49:44 -0400
Subject: [PATCH] comment in configure/RULES_EXPAND

---
 configure/RULES_EXPAND | 1 +
 1 file changed, 1 insertion(+)

diff --git a/configure/RULES_EXPAND b/configure/RULES_EXPAND
index 274b0532d..ca087aadc 100644
--- a/configure/RULES_EXPAND
+++ b/configure/RULES_EXPAND
@@ -8,6 +8,7 @@ EXPAND_TOOL ?= $(PERL) $(TOOLS)/expandVars.pl
 EXPANDFLAGS += -t $(INSTALL_LOCATION) -a $(T_A)
 EXPANDFLAGS += $(addprefix -D ,$(EXPAND_VARS))
 
+# The names of files to be expanded must end with '@'
 EXPANDED = $(EXPAND:%@=%)
 
 buildInstall: $(EXPANDED)