added cmake support for MPI

src/CMakeLists.txt

@@ -1,3 +1,10 @@
 add_subdirectory(lib/Dirac)
 add_subdirectory(lib/Radio)
 add_subdirectory(MS)
+
+find_package(MPI)
+if(MPI_FOUND)
+ add_subdirectory(MPI)
+else()
+ message(STATUS "\n MPI not found, so skipping MPI version")
+endif()

src/MPI/CMakeLists.txt

@@ -0,0 +1,36 @@
+include_directories(${CASACORE_INCLUDE_DIR}/casacore)
+
+include_directories(${CMAKE_CURRENT_SOURCE_DIR}/../lib/Dirac)
+include_directories(${CMAKE_CURRENT_SOURCE_DIR}/../lib/Radio)
+include_directories(${CMAKE_CURRENT_SOURCE_DIR}/../lib/Radio/reserve)
+include_directories(./)
+
+
+find_package(MPI REQUIRED)
+link_directories(${LIBRARY_OUTPUT_PATH})
+link_directories(${CMAKE_CURRENT_SOURCE_DIR}/../lib/Dirac)
+link_directories(${CMAKE_CURRENT_SOURCE_DIR}/../lib/Radio)
+
+
+FILE(GLOB SRCFILES *.cpp)
+include_directories(SYSTEM ${MPI_INCLUDE_PATH})
+add_executable(sagecal-mpi ${SRCFILES})
+
+target_link_libraries(sagecal-mpi
+ ${CASACORE_LIBRARIES}
+ ${CFITSIO_LIBRARIES}
+ ${OpenBLAS_LIB}
+ ${LAPACK_LIBRARIES}
+ ${WCSLIB_LIBRARIES}
+ ${GLIB_PKG_LIBRARIES}
+ ${LIBGFORTRAN_LIBRARIES}
+ ${MPI_CXX_LIBRARIES}
+ ${MPI_CXX_LINK_FLAGS}
+ -lopenblas
+ -lgfortran
+ -lpthread
+ -lcfitsio
+ -lm
+ -ldirac
+ -lradio
+)