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CMakeLists.txt
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CMakeLists.txt
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# This is the CMake build file for EMC_post (also known as UPP).
#
cmake_minimum_required(VERSION 3.15)
file(STRINGS "VERSION" pVersion LIMIT_COUNT 1)
project(
upp
VERSION ${pVersion}
LANGUAGES Fortran C CXX)
list(APPEND CMAKE_MODULE_PATH "${CMAKE_CURRENT_SOURCE_DIR}/cmake")
# Handle user options.
option(OPENMP "use OpenMP threading" ON)
option(BUILD_POSTEXEC "Build NCEPpost executable" ON)
option(BUILD_WITH_WRFIO "Build NCEPpost with WRF-IO library" OFF)
option(BUILD_WITH_IFI "Build NCEPpost with In-Flight Icing (IFI) library if present" OFF)
option(REQUIRE_IFI "Abort if libIFI is not found ; enables BUILD_WITH_IFI=ON" OFF)
option(BUILD_WITH_GTG "Build NCEPpost with NCAR/GTG" OFF)
option(ENABLE_DOCS "Enable generation of doxygen-based documentation." OFF)
if(NOT CMAKE_BUILD_TYPE MATCHES "^(Debug|Release|RelWithDebInfo|MinSizeRel)$")
message(STATUS "Setting build type to 'Release' as none was specified.")
set(CMAKE_BUILD_TYPE
"Release"
CACHE STRING "Choose the type of build." FORCE)
set_property(CACHE CMAKE_BUILD_TYPE PROPERTY STRINGS "Debug" "Release"
"MinSizeRel" "RelWithDebInfo")
endif()
if(NOT CMAKE_Fortran_COMPILER_ID MATCHES "^(Intel|GNU|Clang|AppleClang)$")
message(WARNING "Compiler not officially supported: ${CMAKE_Fortran_COMPILER_ID}")
endif()
find_package(MPI REQUIRED)
find_package(NetCDF REQUIRED COMPONENTS Fortran)
if(OPENMP)
find_package(OpenMP REQUIRED COMPONENTS Fortran)
endif()
if(APPLE)
# The linker on macOS does not include `common symbols` by default
# Passing the -c flag includes them and fixes an error with undefined symbols
set(CMAKE_Fortran_ARCHIVE_FINISH "<CMAKE_RANLIB> -c <TARGET>")
endif()
find_package(bacio REQUIRED)
find_package(crtm REQUIRED)
find_package(g2 REQUIRED)
find_package(g2tmpl REQUIRED)
if(BUILD_WITH_GTG)
find_package(ip REQUIRED)
endif()
if(INTERNAL_IFI)
if(BUILD_WITH_IFI)
message(SEND_ERROR "Cannot use INTERNAL_IFI with either BUILD_WITH_IFI or REQUIRE_IFI.")
endif()
if(IFI_DIR)
message(SEND_ERROR "When INTERNAL_IFI is specified, do not set IFI_DIR.")
endif()
set(REQUIRE_IFI ON)
set(BUILD_WITH_IFI ON)
set(IFI_FOUND ON)
set(IFI_DIR ${CMAKE_INSTALL_DIR})
message(NOTICE "Building IFI inside the post.")
else()
if(REQUIRE_IFI)
set(BUILD_WITH_IFI ON)
endif()
if(BUILD_WITH_IFI)
if(REQUIRE_IFI)
find_package(IFI REQUIRED)
else()
find_package(IFI)
endif()
endif()
if(IFI_FOUND)
message(NOTICE "Linking to IFI external to the post.")
endif()
endif()
if(BUILD_POSTEXEC)
find_package(nemsio REQUIRED)
find_package(sfcio REQUIRED)
find_package(sigio REQUIRED)
find_package(sp REQUIRED)
find_package(w3emc REQUIRED)
if(BUILD_WITH_WRFIO)
find_package(wrf_io REQUIRED)
endif()
if(IFI_FOUND)
if(CMAKE_Fortran_COMPILER_ID MATCHES "^Intel$")
set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -cxxlib")
elseif(CMAKE_Fortran_COMPILER_ID MATCHES "^GNU$")
set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -lstdc++")
elseif(CMAKE_Fortran_COMPILER_ID MATCHES "^(GNU|AppleClang)$")
# This one is a wild guess. I haven't tried linking a Fortran
# executable with C++ libraries in clang.
set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -stdlib=libc++ -lc++abi")
endif()
endif()
endif()
if(IFI_FOUND OR INTERNAL_IFI)
message(NOTICE "Enabling USE_IFI in the post.")
add_definitions(-DUSE_IFI=1)
endif()
add_subdirectory(sorc)
add_subdirectory(parm)
# If desired, build the doxygen docs.
if(ENABLE_DOCS)
find_package(Doxygen REQUIRED)
add_subdirectory(docs)
endif()
### Package config
include(CMakePackageConfigHelpers)
set(CONFIG_INSTALL_DESTINATION lib/cmake/${PROJECT_NAME})
export(EXPORT ${PROJECT_NAME}Exports
NAMESPACE ${PROJECT_NAME}::
FILE ${PROJECT_NAME}-targets.cmake)
configure_package_config_file(
${CMAKE_CURRENT_SOURCE_DIR}/cmake/PackageConfig.cmake.in ${CMAKE_BINARY_DIR}/${PROJECT_NAME}-config.cmake
INSTALL_DESTINATION ${CONFIG_INSTALL_DESTINATION})
install(FILES ${CMAKE_BINARY_DIR}/${PROJECT_NAME}-config.cmake
DESTINATION ${CONFIG_INSTALL_DESTINATION})
write_basic_package_version_file(
${CMAKE_BINARY_DIR}/${PROJECT_NAME}-config-version.cmake
VERSION ${PROJECT_VERSION}
COMPATIBILITY AnyNewerVersion)
install(FILES ${CMAKE_BINARY_DIR}/${PROJECT_NAME}-config-version.cmake
DESTINATION ${CONFIG_INSTALL_DESTINATION})
install(EXPORT ${PROJECT_NAME}Exports
NAMESPACE ${PROJECT_NAME}::
FILE ${PROJECT_NAME}-targets.cmake
DESTINATION ${CONFIG_INSTALL_DESTINATION})