Adding BCL CMake

src/bcl/cmake/FindGASNET_EX.cmake

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+## SPDX-FileCopyrightText: 2021 Benjamin Brock
+##
+## SPDX-License-Identifier: BSD-3-Clause
+
+if (TARGET GASNET_EX::GASNET_EX OR GASNET_EX_FOUND)
+  return()
+endif()
+
+find_path(GASNET_EX_INCLUDE_DIRS NAMES gasnetex.h)
+
+#find_library(GASNET_EX_LIBRARIES NAMES gasnetex)
+
+include(FindPackageHandleStandardArgs)
+find_package_handle_standard_args(GASNET_EX
+  DEFAULT_MSG
+  GASNET_EX_INCLUDE_DIRS
+  #GASNET_EX_LIBRARIES
+)
+
+mark_as_advanced(GASNET_EX_INCLUDE_DIRS GASNET_EX_LIBRARIES)
+
+add_library(GASNET_EX::GASNET_EX UNKNOWN IMPORTED)
+set_target_properties(GASNET_EX::GASNET_EX PROPERTIES
+  #IMPORTED_LOCATION "${GASNET_EX_LIBRARIES}"
+  INTERFACE_INCLUDE_DIRECTORIES "${GASNET_EX_INCLUDE_DIRS}"
+)

src/bcl/cmake/FindSHMEM.cmake

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+## SPDX-FileCopyrightText: 2021 Benjamin Brock
+##
+## SPDX-License-Identifier: BSD-3-Clause
+
+if (TARGET SHMEM::SHMEM OR SHMEM_FOUND)
+  return()
+endif()
+
+find_path(SHMEM_INCLUDE_DIRS NAMES shmem.h PATHS mpp)
+
+#find_library(SHMEM_LIBRARIES NAMES gasnetex)
+
+include(FindPackageHandleStandardArgs)
+find_package_handle_standard_args(SHMEM
+  DEFAULT_MSG
+  GASNETEX_INCLUDE_DIRS
+  #GASNETEX_LIBRARIES
+)
+
+mark_as_advanced(SHMEM_INCLUDE_DIRS SHMEM_LIBRARIES)
+
+add_library(SHMEM::SHMEM UNKNOWN IMPORTED)
+set_target_properties(SHMEM::SHMEM PROPERTIES
+  #IMPORTED_LOCATION "${SHMEM_LIBRARIES}"
+  INTERFACE_INCLUDE_DIRECTORIES "${SHMEM_INCLUDE_DIRS}/.."
+)
+

src/bcl/cmake/FindUPCXX.cmake

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+## SPDX-FileCopyrightText: 2021 Benjamin Brock
+##
+## SPDX-License-Identifier: BSD-3-Clause
+
+if (TARGET UPCXX::UPCXX OR UPCXX_FOUND)
+  return()
+endif()
+
+find_path(UPCXX_INCLUDE_DIRS NAMES upcxx.h)
+
+#find_library(UPCXX_LIBRARIES NAMES gasnetex)
+
+include(FindPackageHandleStandardArgs)
+find_package_handle_standard_args(UPCXX
+  DEFAULT_MSG
+  UPCXX_INCLUDE_DIRS
+  #UPCXX_LIBRARIES
+)
+
+mark_as_advanced(UPCXX_INCLUDE_DIRS UPCXX_LIBRARIES)
+
+add_library(UPCXX::UPCXX UNKNOWN IMPORTED)
+set_target_properties(UPCXX::UPCXX PROPERTIES
+  #IMPORTED_LOCATION "${UPCXX_LIBRARIES}"
+  INTERFACE_INCLUDE_DIRECTORIES "${UPCXX_INCLUDE_DIRS}"
+)

src/bcl/cmake/bclConfig.cmake

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+## SPDX-FileCopyrightText: 2021 Benjamin Brock
+##
+## SPDX-License-Identifier: BSD-3-Clause
+
+cmake_minimum_required(VERSION 3.10)
+
+# Guard against multiple 'find_package(bcl)' calls
+if (TARGET bcl OR bcl_FOUND)
+  return()
+endif()
+
+set(bcl_LOC ${CMAKE_CURRENT_LIST_DIR}/..)
+list(APPEND CMAKE_MODULE_PATH ${bcl_LOC}/cmake)
+
+## Base target ##
+
+add_library(bcl::core INTERFACE IMPORTED)
+#target_include_directories(bcl::core INTERFACE ${bcl_LOC})
+SET_PROPERTY(TARGET bcl::core APPEND PROPERTY INTERFACE_INCLUDE_DIRECTORIES ${bcl_LOC})
+## MPI ##
+
+find_package(MPI QUIET)
+if (TARGET MPI::MPI_CXX)
+  add_library(bcl::mpi INTERFACE IMPORTED)
+  #target_link_libraries(bcl::mpi INTERFACE bcl::core MPI::MPI_CXX)
+  #target_compile_definitions(bcl::mpi INTERFACE BCL_MPI)
+  SET_PROPERTY(TARGET bcl::mpi APPEND PROPERTY INTERFACE_COMPILE_DEFINITIONS BCL_MPI)
+endif()
+
+## SHMEM ##
+
+find_package(SHMEM QUIET MODULE)
+if (TARGET SHMEM::SHMEM)
+  add_library(bcl::shmem INTERFACE IMPORTED)
+  #target_link_libraries(bcl::shmem INTERFACE bcl::core SHMEM::SHMEM)
+  #target_compile_definitions(bcl::shmem INTERFACE SHMEM)
+  SET_PROPERTY(TARGET bcl::shmem APPEND PROPERTY INTERFACE_COMPILE_DEFINITIONS SHMEM)
+endif()
+
+## GASNET_EX ##
+
+find_package(GASNET_EX QUIET MODULE)
+if (TARGET GASNET_EX::GASNET_EX)
+  add_library(bcl::gasnet_ex INTERFACE IMPORTED)
+  #target_link_libraries(bcl::gasnet_ex INTERFACE bcl::core GASNET_EX::GASNET_EX)
+  #target_compile_definitions(bcl::gasnet_ex INTERFACE GASNET_EX)
+  SET_PROPERTY(TARGET bcl::gasnet_ex APPEND PROPERTY INTERFACE_COMPILE_DEFINITIONS GASNET_EX)
+endif()
+
+set(bcl_FOUND ON)