From 9c0d9ec19df0c98a2bf443777796076375e63618 Mon Sep 17 00:00:00 2001
From: Phil Carns <carns@mcs.anl.gov>
Date: Tue, 6 Aug 2013 15:04:52 -0400
Subject: [PATCH] add --enable-valgrind-clean

- helpful for address-sanitizer use too
---
 configure.ac       | 13 +++++++++++++
 src/util/lookup3.c |  2 +-
 2 files changed, 14 insertions(+), 1 deletion(-)

diff --git a/configure.ac b/configure.ac
index 0662ecd..b56eac8 100755
--- a/configure.ac
+++ b/configure.ac
@@ -89,6 +89,19 @@ else
     AC_MSG_ERROR([Could not find usable ROSS installation, try --with-ross=DIR])
 fi
 
+dnl ======================================================================
+dnl  Try harder to be valgrind safe
+dnl ======================================================================
+AC_ARG_ENABLE(valgrind-clean,
+        [AS_HELP_STRING(
+                [--enable-valgrind-clean],
+                [Try harder to avoid valgrind warnings])
+        ])
+
+AS_IF([test "x$enable_valgrind_clean" = "xyes"], [
+      AC_DEFINE([VALGRIND], [1], [If enabling valgrind-clean build])
+])
+
 #
 # To reactivate rewriting of the codesparser.y file,
 # uncomment next line.
diff --git a/src/util/lookup3.c b/src/util/lookup3.c
index 8b8a841..04cdeee 100644
--- a/src/util/lookup3.c
+++ b/src/util/lookup3.c
@@ -1,4 +1,4 @@
-
+#include "codes_base_config.h"
 #include "codes/jenkins-hash.h"
 
 /*
-- 
2.26.2