fix cppunit detection

libdap-cppunit.patch

@@ -0,0 +1,30 @@
+From 08f3403fb6bea17775dacc51c055b3b46f425326 Mon Sep 17 00:00:00 2001
+From: =?UTF-8?q?Dan=20Hor=C3=A1k?= <dan@danny.cz>
+Date: Fri, 15 Apr 2016 11:06:42 +0200
+Subject: [PATCH] fallback to pkg-config if cppunit-config is not available
+
+Recent version of cppunit packages do not distribute the cppunit-config script
+and expect the usage of pkgconfig file.
+---
+ configure.ac | 8 +++++++-
+ 1 file changed, 7 insertions(+), 1 deletion(-)
+
+diff --git a/configure.ac b/configure.ac
+index 2a7f158..9467a87 100644
+--- a/configure.ac
++++ b/configure.ac
+@@ -305,7 +305,13 @@ AC_SUBST([UUID_LIBS])
+ 
+ AM_PATH_CPPUNIT(1.12.0,
+ 	[AM_CONDITIONAL([CPPUNIT], [true])],
+-	[AM_CONDITIONAL([CPPUNIT], [false])])
++	[
++	    PKG_CHECK_MODULES(CPPUNIT, [cppunit >= 1.12.0],
++		[AM_CONDITIONAL([CPPUNIT], [true])],
++		[AM_CONDITIONAL([CPPUNIT], [false])]
++	    )
++	]
++)
+ 
+ DODS_DEBUG_OPTION
+ 

libdap.spec

@@ -14,6 +14,9 @@ Patch0:  libdap-offline.patch
 # https://github.com/OPENDAP/libdap4/pull/13
 # https://bugzilla.redhat.com/show_bug.cgi?id=1325114
 Patch1:  libdap-big-endian-baselines.patch
+# Fix cppunit detection
+# https://github.com/OPENDAP/libdap4/pull/15
+Patch2:  libdap-cppunit.patch
 
 # For autoreconf
 BuildRequires: libtool
@@ -69,6 +72,7 @@ Documentation of the libdap library.
 %setup -q -n %{name}4-version-%{version}
 %patch0 -p1 -b .offline
 %patch1 -p1 -b .big-endian-baselines
+%patch2 -p1 -b .cppunit
 iconv -f latin1 -t utf8 < COPYRIGHT_W3C > COPYRIGHT_W3C.utf8
 touch -r COPYRIGHT_W3C COPYRIGHT_W3C.utf8
 mv COPYRIGHT_W3C.utf8 COPYRIGHT_W3C