added: zoltan support to build system

cmake/Modules/FindIFEMDeps.cmake

@@ -243,6 +243,17 @@ if(IFEM_USE_CEREAL)
   endif()
 endif()
 
+# Zoltan
+if(IFEM_USE_ZOLTAN)
+  find_package(ZOLTAN)
+  if(ZOLTAN_FOUND)
+    list(APPEND IFEM_DEPLIBS ${ZOLTAN_LIBRARIES})
+    list(APPEND IFEM_DEPINCLUDES ${ZOLTAN_INCLUDE_DIRS})
+    list(APPEND IFEM_DEFINITIONS -DHAS_ZOLTAN=1)
+    message(STATUS "Zoltan support enabled")
+  endif()
+endif()
+
 # Portability issues
 include(CheckFunctionExists)
 set(CMAKE_REQUIRED_DEFINITIONS)

cmake/Modules/FindZOLTAN.cmake

@@ -0,0 +1,54 @@
+# -*-cmake-*-
+#
+# Try to find the libzoltan graph partioning library
+#
+# Once done, this will define:
+#
+#  ZOLTAN_FOUND        - system has the libzoltan graph partioning library
+#  HAVE_ZOLTAN         - like ZOLTAN_FOUND, but for the inclusion in config.h
+#  ZOLTAN_INCLUDE_DIR  - incude paths to use libzoltan
+#  ZOLTAN_LIBRARIES    - Link these to use libzoltan
+
+set(ZOLTAN_SEARCH_PATH "/usr" "/usr/local" "/opt" "/opt/local")
+set(ZOLTAN_NO_DEFAULT_PATH "")
+if(ZOLTAN_ROOT)
+  set(ZOLTAN_SEARCH_PATH "${ZOLTAN_ROOT}")
+  set(ZOLTAN_NO_DEFAULT_PATH "NO_DEFAULT_PATH")
+endif()
+
+# search for files which implements this module
+find_path (ZOLTAN_INCLUDE_DIRS
+  NAMES "zoltan.h"
+  PATHS ${ZOLTAN_SEARCH_PATH}
+  PATH_SUFFIXES include trilinos
+  ${ZOLTAN_NO_DEFAULT_PATH})
+
+# only search in architecture-relevant directory
+if (CMAKE_SIZEOF_VOID_P)
+  math (EXPR _BITS "8 * ${CMAKE_SIZEOF_VOID_P}")
+endif (CMAKE_SIZEOF_VOID_P)
+
+find_library(ZOLTAN_LIBRARIES
+  NAMES zoltan trilinos_zoltan
+  PATHS ${ZOLTAN_SEARCH_PATH}
+  PATH_SUFFIXES "lib/.libs" "lib" "lib${_BITS}" "lib/${CMAKE_LIBRARY_ARCHITECTURE}"
+  ${ZOLTAN_NO_DEFAULT_PATH})
+
+set (ZOLTAN_FOUND FALSE)
+if (ZOLTAN_INCLUDE_DIRS OR ZOLTAN_LIBRARIES)
+  set(ZOLTAN_FOUND TRUE)
+  set(HAVE_ZOLTAN 1)
+  set(ZOLTAN_LIBRARIES ${ZOLTAN_LIBRARIES} ${PARMETIS_LIBRARIES} ${PTSCOTCH_LIBRARIES})
+  set(ZOLTAN_INCLUDE_DIRS ${ZOLTAN_INCLUDE_DIRS} ${PARMETIS_INCLUDE_DIRS}
+      ${PTSCOTCH_INCLUDE_DIRS})
+endif()
+
+set (ZOLTAN_CONFIG_VAR HAVE_ZOLTAN)
+
+# print a message to indicate status of this package
+include (FindPackageHandleStandardArgs)
+find_package_handle_standard_args(ZOLTAN
+  DEFAULT_MSG
+  ZOLTAN_LIBRARIES
+  ZOLTAN_INCLUDE_DIRS
+  )

cmake/Modules/IFEMOptions.cmake

@@ -12,6 +12,7 @@ OPTION(IFEM_USE_HDF5           "Compile with HDF5 support?"           ON)
 OPTION(IFEM_USE_VTFWRITER      "Compile with VTFWriter support?"      ON)
 OPTION(IFEM_USE_UMFPACK        "Compile with UMFPACK support?"        ON)
 OPTION(IFEM_USE_CEREAL         "Compile with cereal support?"         ON)
+OPTION(IFEM_USE_ZOLTAN         "Compile with zoltan support?"         OFF)
 OPTION(IFEM_AS_SUBMODULE       "Compile IFEM as a submodule of apps?" OFF)
 OPTION(IFEM_WHOLE_PROG_OPTIM   "Compile IFEM with link-time optimizations?" OFF)
 OPTION(IFEM_TEST_MEMCHECK      "Run tests through valgrind?"          OFF)