#------------------------------------------------------------------------------#
# Distributed under the OSI-approved Apache License, Version 2.0.  See
# accompanying file Copyright.txt for details.
#------------------------------------------------------------------------------#

cmake_minimum_required(VERSION 3.12)
project(ADIOS2HelloSkeletonExample)

set(maybe_standalone_project OFF)

if(NOT TARGET adios2_core)
  set(maybe_standalone_project ON)
  set(_components CXX)

  find_package(MPI COMPONENTS C)
  if(MPI_FOUND)
    # Workaround for various MPI implementations forcing the link of C++ bindings
    add_definitions(-DOMPI_SKIP_MPICXX -DMPICH_SKIP_MPICXX)

    list(APPEND _components MPI)
  endif()

  find_package(ADIOS2 REQUIRED COMPONENTS ${_components})
endif()

add_executable(adios2_hello_skeletonWriter skeletonWriter.cpp SkeletonArgs.cpp)
target_link_libraries(adios2_hello_skeletonWriter adios2::cxx)
if (maybe_standalone_project)
install(TARGETS adios2_hello_skeletonWriter RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR})
endif()

add_executable(adios2_hello_skeletonReader skeletonReader.cpp SkeletonArgs.cpp)
target_link_libraries(adios2_hello_skeletonReader adios2::cxx)
if (maybe_standalone_project)
install(TARGETS adios2_hello_skeletonReader RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR})
endif()

if(ADIOS2_HAVE_MPI)
  add_executable(adios2_hello_skeletonWriter_mpi skeletonWriter.cpp SkeletonArgs.cpp)
  target_link_libraries(adios2_hello_skeletonWriter_mpi adios2::cxx_mpi MPI::MPI_CXX)
  if (maybe_standalone_project)
  install(TARGETS adios2_hello_skeletonWriter_mpi RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR})
  endif()

  add_executable(adios2_hello_skeletonReader_mpi skeletonReader.cpp SkeletonArgs.cpp)
  target_link_libraries(adios2_hello_skeletonReader_mpi adios2::cxx_mpi MPI::MPI_CXX)
  if (maybe_standalone_project)
  install(TARGETS adios2_hello_skeletonReader_mpi RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR})
  endif()
endif()