PaStiX support added, but currently not working...

CMake/FindPaSTiX.cmake

@@ -0,0 +1,23 @@
+# Pastix lib requires linking to a blas library.
+# It is up to the user of this module to find a BLAS and link to it.
+# Pastix requires SCOTCH or METIS (partitioning and reordering tools) as well
+
+if (PASTIX_INCLUDES AND PASTIX_LIBRARIES)
+  set(PASTIX_FIND_QUIETLY TRUE)
+endif (PASTIX_INCLUDES AND PASTIX_LIBRARIES)
+
+find_path(PASTIX_INCLUDES
+  NAMES
+  pastix_nompi.h
+  PATHS
+  $ENV{PASTIXDIR}
+  ${INCLUDE_INSTALL_DIR}
+)
+
+find_library(PASTIX_LIBRARIES pastix PATHS $ENV{PASTIXDIR} ${LIB_INSTALL_DIR})
+
+include(FindPackageHandleStandardArgs)
+find_package_handle_standard_args(PASTIX DEFAULT_MSG
+                                  PASTIX_INCLUDES PASTIX_LIBRARIES)
+
+mark_as_advanced(PASTIX_INCLUDES PASTIX_LIBRARIES)