Commits
Nico Schlömer committed 76bd3a328ff
improve mechanism by which to find parallel HDF5
So far, CMakeLists.txt made the assumption that ${HDF5_LIB} is always defined
in order to determine if it has parallel support. This is not the case, compare
with bug #25.
Make use of FIND_PACKAGE(HDF5) now; it sets HDF5_IS_PARALLEL anyways.