Travis update

ci-scripts/install-hdf5.sh

@@ -2,6 +2,12 @@
 
 NAME='hdf5-1.8.16'
 
+if (( $# != 1 )); then
+  echo "usage: `basename $0` <prefix> {osx|linux}" 1>&2
+  exit 1
+fi
+PREFIX=$1
+
 set -ex
 INITDIR=`pwd`
 cd local/build
@@ -9,7 +15,7 @@ wget http://www.hdfgroup.org/ftp/HDF5/current/src/${NAME}.tar.gz
 tar -xzvf ${NAME}.tar.gz
 mkdir ${NAME}/build
 cd ${NAME}/build
-../configure --prefix=${INITDIR}/local --enable-cxx
+../configure --prefix=${PREFIX} --enable-cxx
 make -j4 
 make install
 cd ${INITDIR}/local