From 373de3f95feaa3d1a06a351a634109a7828cdb6e Mon Sep 17 00:00:00 2001
From: Dana Robinson <derobins@hdfgroup.org>
Date: Wed, 28 Jun 2017 16:36:26 -0700
Subject: Added awk processing to remove extraneous whitespace from H5_ flags
 in configure.

---
 configure.ac | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/configure.ac b/configure.ac
index 3eaf293..cc91682 100644
--- a/configure.ac
+++ b/configure.ac
@@ -3352,6 +3352,14 @@ fi
 ##
 AM_CONDITIONAL([HAVE_SHARED_CONDITIONAL], [test "X$enable_shared" = "Xyes"])
 
+## The H5 flags go through multiple rounds of processing, which can introduce
+## extra whitespace. Trim this for nicer output in the settings file.
+H5_LDFLAGS=$(echo "$H5_LDFLAGS" | awk '$1=$1')
+H5_CPPFLAGS=$(echo "$H5_CPPFLAGS" | awk '$1=$1')
+H5_CFLAGS=$(echo "$H5_CFLAGS" | awk '$1=$1')
+H5_FCFLAGS=$(echo "$H5_FCFLAGS" | awk '$1=$1')
+H5_CXXFLAGS=$(echo "$H5_CXXFLAGS" | awk '$1=$1')
+
 AC_CONFIG_FILES([src/libhdf5.settings
                  Makefile
                  src/Makefile
-- 
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