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CMakeLists.txt
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# Preamble ####################################################################
#
cmake_minimum_required(VERSION 3.22.0)
project(openPMD VERSION 0.17.0) # LANGUAGES CXX
# the openPMD "markup"/"schema" standard version
set(openPMD_STANDARD_VERSION 1.1.0)
include(${openPMD_SOURCE_DIR}/cmake/openPMDFunctions.cmake)
# CMake policies ##############################################################
#
# CMake 3.24+ tarball download robustness
# https://cmake.org/cmake/help/latest/module/ExternalProject.html#url
if(POLICY CMP0135)
cmake_policy(SET CMP0135 NEW)
endif()
# No in-Source builds #########################################################
#
# In-source builds clutter up the source directory and lead to mistakes with
# generated includes
if(openPMD_SOURCE_DIR STREQUAL openPMD_BINARY_DIR)
message(FATAL_ERROR "In-source builds are not possible. "
"Please remove the CMakeFiles/ directory and CMakeCache.txt file. "
"Then run CMake in a temporary build directory. "
"Learn more: https://hsf-training.github.io/hsf-training-cmake-webpage/02-building/index.html")
endif()
# Project structure ###########################################################
#
get_property(isMultiConfig GLOBAL PROPERTY GENERATOR_IS_MULTI_CONFIG)
# temporary build directories
if(NOT openPMD_ARCHIVE_OUTPUT_DIRECTORY)
if(CMAKE_ARCHIVE_OUTPUT_DIRECTORY)
set(openPMD_ARCHIVE_OUTPUT_DIRECTORY ${CMAKE_ARCHIVE_OUTPUT_DIRECTORY})
else()
set(openPMD_ARCHIVE_OUTPUT_DIRECTORY "${CMAKE_BINARY_DIR}/lib")
endif()
endif()
if(NOT openPMD_LIBRARY_OUTPUT_DIRECTORY)
if(CMAKE_LIBRARY_OUTPUT_DIRECTORY)
set(openPMD_LIBRARY_OUTPUT_DIRECTORY ${CMAKE_LIBRARY_OUTPUT_DIRECTORY})
else()
set(openPMD_LIBRARY_OUTPUT_DIRECTORY "${CMAKE_BINARY_DIR}/lib")
endif()
endif()
if(NOT openPMD_RUNTIME_OUTPUT_DIRECTORY)
if(CMAKE_RUNTIME_OUTPUT_DIRECTORY)
set(openPMD_RUNTIME_OUTPUT_DIRECTORY ${CMAKE_RUNTIME_OUTPUT_DIRECTORY})
else()
set(openPMD_RUNTIME_OUTPUT_DIRECTORY "${CMAKE_BINARY_DIR}/bin")
endif()
endif()
if(NOT openPMD_PDB_OUTPUT_DIRECTORY)
if(CMAKE_PDB_OUTPUT_DIRECTORY)
set(openPMD_PDB_OUTPUT_DIRECTORY ${CMAKE_PDB_OUTPUT_DIRECTORY})
else()
set(openPMD_PDB_OUTPUT_DIRECTORY ${openPMD_LIBRARY_OUTPUT_DIRECTORY})
endif()
endif()
if(NOT openPMD_COMPILE_PDB_OUTPUT_DIRECTORY)
if(CMAKE_COMPILE_PDB_OUTPUT_DIRECTORY)
set(openPMD_COMPILE_PDB_OUTPUT_DIRECTORY ${CMAKE_COMPILE_PDB_OUTPUT_DIRECTORY})
else()
set(openPMD_COMPILE_PDB_OUTPUT_DIRECTORY ${openPMD_LIBRARY_OUTPUT_DIRECTORY})
endif()
endif()
# install directories
if(NOT CMAKE_INSTALL_LIBDIR AND NOT WIN32)
include(GNUInstallDirs)
endif()
if(NOT openPMD_INSTALL_PREFIX)
if(CMAKE_INSTALL_PREFIX)
set(openPMD_INSTALL_PREFIX "${CMAKE_INSTALL_PREFIX}")
else()
message(FATAL_ERROR "openPMD_INSTALL_PREFIX / CMAKE_INSTALL_PREFIX not set.")
endif()
endif()
if(NOT openPMD_INSTALL_BINDIR)
if(CMAKE_INSTALL_BINDIR)
set(openPMD_INSTALL_BINDIR "${CMAKE_INSTALL_BINDIR}")
else()
set(openPMD_INSTALL_BINDIR bin)
endif()
endif()
if(NOT openPMD_INSTALL_INCLUDEDIR)
if(CMAKE_INSTALL_INCLUDEDIR)
set(openPMD_INSTALL_INCLUDEDIR "${CMAKE_INSTALL_INCLUDEDIR}")
else()
set(openPMD_INSTALL_INCLUDEDIR include)
endif()
endif()
if(NOT openPMD_INSTALL_LIBDIR)
if(CMAKE_INSTALL_LIBDIR)
set(openPMD_INSTALL_LIBDIR "${CMAKE_INSTALL_LIBDIR}")
else()
if(WIN32)
set(openPMD_INSTALL_LIBDIR Lib)
else()
set(openPMD_INSTALL_LIBDIR lib)
endif()
endif()
endif()
if(NOT openPMD_INSTALL_CMAKEDIR)
if(CMAKE_INSTALL_CMAKEDIR)
set(openPMD_INSTALL_CMAKEDIR "${CMAKE_INSTALL_CMAKEDIR}/openPMD")
else()
if(WIN32)
set(openPMD_INSTALL_CMAKEDIR "cmake")
else()
set(openPMD_INSTALL_CMAKEDIR "${CMAKE_INSTALL_LIBDIR}/cmake/openPMD")
endif()
endif()
endif()
# Options and Variants ########################################################
#
function(openpmd_option name description default)
set(openPMD_USE_${name} ${default} CACHE STRING "${description}")
set_property(CACHE openPMD_USE_${name} PROPERTY
STRINGS "ON;TRUE;AUTO;OFF;FALSE"
)
# list of all possible options
set(openPMD_CONFIG_OPTIONS ${openPMD_CONFIG_OPTIONS} ${name} PARENT_SCOPE)
endfunction()
openpmd_option(MPI "Parallel, Multi-Node I/O for clusters" AUTO)
openpmd_option(HDF5 "HDF5 backend (.h5 files)" AUTO)
openpmd_option(ADIOS2 "ADIOS2 backend (.bp files)" AUTO)
openpmd_option(PYTHON "Enable Python bindings" AUTO)
option(openPMD_INSTALL "Add installation targets" ON)
option(openPMD_INSTALL_RPATH "Add RPATHs to installed binaries" ON)
option(openPMD_HAVE_PKGCONFIG "Generate a .pc file for pkg-config" ON)
# superbuild control
option(openPMD_SUPERBUILD "Download & build extra dependencies" ON)
option(openPMD_USE_INTERNAL_CATCH "Use internally shipped Catch2" ${openPMD_SUPERBUILD})
option(openPMD_USE_INTERNAL_PYBIND11 "Use internally shipped pybind11" ${openPMD_SUPERBUILD})
option(openPMD_USE_INTERNAL_JSON "Use internally shipped nlohmann-json" ${openPMD_SUPERBUILD})
option(openPMD_USE_INTERNAL_TOML11 "Use internally shipped toml11" ${openPMD_SUPERBUILD})
option(openPMD_USE_INVASIVE_TESTS "Enable unit tests that modify source code" OFF)
option(openPMD_USE_VERIFY "Enable internal VERIFY (assert) macro independent of build type" ON)
set(CMAKE_CONFIGURATION_TYPES "Release;Debug;MinSizeRel;RelWithDebInfo")
if(NOT CMAKE_BUILD_TYPE)
set(CMAKE_BUILD_TYPE "Release")
endif()
include(CMakeDependentOption)
# change CMake default (static libs):
# build shared libs if supported by target platform
get_property(SHARED_LIBS_SUPPORTED GLOBAL PROPERTY TARGET_SUPPORTS_SHARED_LIBS)
if(DEFINED BUILD_SHARED_LIBS)
set(openPMD_BUILD_SHARED_LIBS_DEFAULT ${BUILD_SHARED_LIBS})
else()
set(openPMD_BUILD_SHARED_LIBS_DEFAULT ${SHARED_LIBS_SUPPORTED})
endif()
option(openPMD_BUILD_SHARED_LIBS "Build shared libraries (so/dylib/dll)."
${openPMD_BUILD_SHARED_LIBS_DEFAULT})
if(openPMD_BUILD_SHARED_LIBS AND NOT SHARED_LIBS_SUPPORTED)
message(FATAL_ERROR "openPMD_BUILD_SHARED_LIBS requested but not supported by platform")
endif()
# Testing logic with possibility to overwrite on a project basis in superbuilds
include(CTest)
mark_as_advanced(BUILD_TESTING) # automatically defined, default: ON
if(DEFINED BUILD_TESTING)
set(openPMD_BUILD_TESTING_DEFAULT ${BUILD_TESTING})
else()
set(openPMD_BUILD_TESTING_DEFAULT ON)
endif()
option(openPMD_BUILD_TESTING "Build the openPMD tests"
${openPMD_BUILD_TESTING_DEFAULT})
# deprecated: backwards compatibility to <= 0.13.*
if(NOT DEFINED BUILD_CLI_TOOLS)
set(BUILD_CLI_TOOLS ON)
endif()
if(NOT DEFINED BUILD_EXAMPLES)
set(BUILD_EXAMPLES ON)
endif()
option(openPMD_BUILD_CLI_TOOLS "Build the command line tools" ${BUILD_CLI_TOOLS})
option(openPMD_BUILD_EXAMPLES "Build the examples" ${BUILD_EXAMPLES})
openpmd_option(CUDA_EXAMPLES "Use CUDA in examples" OFF)
# Helper Functions ############################################################
#
# C++ standard: requirements for a target
function(openpmd_cxx_required target)
target_compile_features(${target} PUBLIC cxx_std_17)
set_target_properties(${target} PROPERTIES
CXX_EXTENSIONS OFF
CXX_STANDARD_REQUIRED ON
)
endfunction()
# CUDA C++ standard: requirements for a target
function(openpmd_cuda_required target)
target_compile_features(${target} PUBLIC cuda_std_17)
set_target_properties(${target} PROPERTIES
CUDA_SEPARABLE_COMPILATION ON
CUDA_EXTENSIONS OFF
CUDA_STANDARD_REQUIRED ON)
endfunction()
# Dependencies ################################################################
#
message(STATUS "openPMD-api superbuild: ${openPMD_SUPERBUILD}")
# external library: MPI (optional)
# Implementation quirks for BullMPI, Clang+MPI and Brew's MPICH
# definitely w/o MPI::MPI_C:
# brew's MPICH with C-flag work-arounds - errors AppleClang for CXX targets
# https://github.com/Homebrew/homebrew-core/issues/80465
# https://lists.mpich.org/pipermail/discuss/2020-January/005863.html
# sometimes needed MPI::MPI_C in the past:
# Clang+MPI: Potentially needed MPI::MPI_C targets in the past
# (exact MPI flavor & Clang version lost)
# BullMPI: PUBLIC dependency to MPI::MPI_CXX is missing in MPI::MPI_C target
set(openPMD_MPI_LINK_C_DEFAULT OFF)
option(openPMD_MPI_LINK_C "Also link the MPI C targets" ${openPMD_MPI_LINK_C_DEFAULT})
mark_as_advanced(openPMD_MPI_LINK_C)
set(openPMD_MPI_NEED_COMPONENTS CXX)
set(openPMD_MPI_TARGETS MPI::MPI_CXX)
if(openPMD_MPI_LINK_C)
set(openPMD_MPI_NEED_COMPONENTS C ${openPMD_MPI_NEED_COMPONENTS})
set(openPMD_MPI_TARGETS MPI::MPI_C ${openPMD_MPI_TARGETS})
endif()
if(openPMD_USE_MPI STREQUAL AUTO)
find_package(MPI COMPONENTS ${openPMD_MPI_NEED_COMPONENTS})
if(MPI_FOUND)
set(openPMD_HAVE_MPI TRUE)
else()
set(openPMD_HAVE_MPI FALSE)
endif()
elseif(openPMD_USE_MPI)
find_package(MPI REQUIRED COMPONENTS ${openPMD_MPI_NEED_COMPONENTS})
set(openPMD_HAVE_MPI TRUE)
else()
set(openPMD_HAVE_MPI FALSE)
endif()
# external library: nlohmann-json (required)
include(${openPMD_SOURCE_DIR}/cmake/dependencies/json.cmake)
add_library(openPMD::thirdparty::nlohmann_json INTERFACE IMPORTED)
target_link_libraries(openPMD::thirdparty::nlohmann_json
INTERFACE nlohmann_json::nlohmann_json)
# external library: toml11 (required)
include(${openPMD_SOURCE_DIR}/cmake/dependencies/toml11.cmake)
add_library(openPMD::thirdparty::toml11 INTERFACE IMPORTED)
target_link_libraries(openPMD::thirdparty::toml11
INTERFACE toml11::toml11)
# external: CUDA (optional)
if(openPMD_BUILD_EXAMPLES) # currently only used in examples
if(openPMD_USE_CUDA_EXAMPLES STREQUAL AUTO)
find_package(CUDAToolkit)
elseif(openPMD_USE_CUDA_EXAMPLES)
find_package(CUDAToolkit REQUIRED)
endif()
endif()
if(CUDAToolkit_FOUND)
enable_language(CUDA)
set(openPMD_HAVE_CUDA_EXAMPLES TRUE)
else()
set(openPMD_HAVE_CUDA_EXAMPLES FALSE)
endif()
# external library: HDF5 (optional)
# note: in the new hdf5-cmake.config files, major releases like
# 1.8, 1.10 and 1.12 are not marked compatible versions
# We could use CMake 3.19.0+ version ranges, but:
# - this issues a Wdev warning with FindHDF5.cmake
# - does not work at least with HDF5 1.10:
# Could not find a configuration file for package "HDF5" that is compatible
# with requested version range "1.8.13...1.12".
# The following configuration files were considered but not accepted:
# ../share/cmake/hdf5/hdf5-config.cmake, version: 1.10.7
# - thus, we do our own HDF5_VERSION check...
if(openPMD_USE_HDF5 STREQUAL AUTO)
set(HDF5_PREFER_PARALLEL ${openPMD_HAVE_MPI})
find_package(HDF5 COMPONENTS C)
if(HDF5_FOUND)
set(openPMD_HAVE_HDF5 TRUE)
else()
set(openPMD_HAVE_HDF5 FALSE)
endif()
elseif(openPMD_USE_HDF5)
set(HDF5_PREFER_PARALLEL ${openPMD_HAVE_MPI})
find_package(HDF5 REQUIRED COMPONENTS C)
set(openPMD_HAVE_HDF5 TRUE)
else()
set(openPMD_HAVE_HDF5 FALSE)
endif()
# HDF5 checks
string(CONCAT openPMD_HDF5_STATUS "")
# version: lower limit
if(openPMD_HAVE_HDF5)
if("${HDF5_VERSION}" STREQUAL "")
message(WARNING "HDF5_VERSION is empty. Now assuming it is 1.8.13 or newer.")
else()
if(HDF5_VERSION VERSION_LESS 1.8.13)
string(CONCAT openPMD_HDF5_STATUS
"Found HDF5 version ${HDF5_VERSION} is too old. At least "
"version 1.8.13 is required.\n")
endif()
endif()
endif()
# we imply support for parallel I/O if MPI variant is ON
if(openPMD_HAVE_MPI AND openPMD_HAVE_HDF5
AND NOT HDF5_IS_PARALLEL # FindHDF5.cmake
AND NOT HDF5_ENABLE_PARALLEL # hdf5-config.cmake
)
string(CONCAT openPMD_HDF5_STATUS
"Found MPI but only serial version of HDF5. Either set "
"openPMD_USE_MPI=OFF to disable MPI or set openPMD_USE_HDF5=OFF "
"to disable HDF5 or provide a parallel install of HDF5.\n")
endif()
# HDF5 includes mpi.h in the public header H5public.h if parallel
if(openPMD_HAVE_HDF5 AND
(HDF5_IS_PARALLEL OR HDF5_ENABLE_PARALLEL)
AND NOT openPMD_HAVE_MPI)
string(CONCAT openPMD_HDF5_STATUS
"Found only parallel version of HDF5 but no MPI. Either set "
"openPMD_USE_MPI=ON to force using MPI or set openPMD_USE_HDF5=OFF "
"to disable HDF5 or provide a serial install of HDF5.\n")
endif()
if(openPMD_HDF5_STATUS)
string(CONCAT openPMD_HDF5_STATUS
${openPMD_HDF5_STATUS}
"If you manually installed a version of HDF5 in "
"a non-default path, add its installation prefix to the "
"environment variable CMAKE_PREFIX_PATH to find it: "
"https://cmake.org/cmake/help/latest/envvar/CMAKE_PREFIX_PATH.html")
if(openPMD_USE_HDF5 STREQUAL AUTO)
message(WARNING "${openPMD_HDF5_STATUS}")
set(openPMD_HAVE_HDF5 FALSE)
elseif(openPMD_USE_HDF5)
message(FATAL_ERROR "${openPMD_HDF5_STATUS}")
endif()
endif()
# external library: ADIOS2 (optional)
set(openPMD_REQUIRED_ADIOS2_COMPONENTS CXX)
if(openPMD_HAVE_MPI)
list(APPEND openPMD_REQUIRED_ADIOS2_COMPONENTS MPI)
endif()
if(openPMD_USE_ADIOS2 STREQUAL AUTO)
find_package(ADIOS2 2.7.0 CONFIG COMPONENTS ${openPMD_REQUIRED_ADIOS2_COMPONENTS})
if(ADIOS2_FOUND)
set(openPMD_HAVE_ADIOS2 TRUE)
else()
set(openPMD_HAVE_ADIOS2 FALSE)
endif()
elseif(openPMD_USE_ADIOS2)
find_package(ADIOS2 2.7.0 REQUIRED CONFIG COMPONENTS ${openPMD_REQUIRED_ADIOS2_COMPONENTS})
set(openPMD_HAVE_ADIOS2 TRUE)
else()
set(openPMD_HAVE_ADIOS2 FALSE)
endif()
unset(openPMD_REQUIRED_ADIOS2_COMPONENTS)
# external library: pybind11 (optional)
include(${openPMD_SOURCE_DIR}/cmake/dependencies/pybind11.cmake)
# Targets #####################################################################
#
set(CORE_SOURCE
src/config.cpp
src/ChunkInfo.cpp
src/Dataset.cpp
src/Datatype.cpp
src/Error.cpp
src/Format.cpp
src/Iteration.cpp
src/IterationEncoding.cpp
src/Mesh.cpp
src/ParticlePatches.cpp
src/ParticleSpecies.cpp
src/Record.cpp
src/ReadIterations.cpp
src/RecordComponent.cpp
src/Series.cpp
src/UnitDimension.cpp
src/version.cpp
src/auxiliary/Date.cpp
src/auxiliary/Filesystem.cpp
src/auxiliary/JSON.cpp
src/auxiliary/Mpi.cpp
src/backend/Attributable.cpp
src/backend/BaseRecordComponent.cpp
src/backend/MeshRecordComponent.cpp
src/backend/PatchRecord.cpp
src/backend/PatchRecordComponent.cpp
src/backend/Writable.cpp
src/benchmark/mpi/OneDimensionalBlockSlicer.cpp
src/helper/list_series.cpp
src/snapshots/ContainerImpls.cpp
src/snapshots/ContainerTraits.cpp
src/snapshots/IteratorHelpers.cpp
src/snapshots/IteratorTraits.cpp
src/snapshots/RandomAccessIterator.cpp
src/snapshots/Snapshots.cpp
src/snapshots/StatefulIterator.cpp)
set(IO_SOURCE
src/IO/AbstractIOHandler.cpp
src/IO/AbstractIOHandlerImpl.cpp
src/IO/AbstractIOHandlerHelper.cpp
src/IO/Access.cpp
src/IO/DummyIOHandler.cpp
src/IO/IOTask.cpp
src/IO/FlushParams.cpp
src/IO/HDF5/HDF5IOHandler.cpp
src/IO/HDF5/ParallelHDF5IOHandler.cpp
src/IO/HDF5/HDF5Auxiliary.cpp
src/IO/JSON/JSONIOHandler.cpp
src/IO/JSON/JSONIOHandlerImpl.cpp
src/IO/JSON/JSONFilePosition.cpp
src/IO/ADIOS/ADIOS2IOHandler.cpp
src/IO/ADIOS/ADIOS2File.cpp
src/IO/ADIOS/ADIOS2Auxiliary.cpp
src/IO/InvalidatableFile.cpp)
# library
if(openPMD_BUILD_SHARED_LIBS)
set(_openpmd_lib_type SHARED)
else()
set(_openpmd_lib_type STATIC)
endif()
add_library(openPMD ${_openpmd_lib_type} ${CORE_SOURCE} ${IO_SOURCE})
add_library(openPMD::openPMD ALIAS openPMD)
# properties
openpmd_cxx_required(openPMD)
set_target_properties(openPMD PROPERTIES
COMPILE_PDB_NAME openPMD
ARCHIVE_OUTPUT_DIRECTORY ${openPMD_ARCHIVE_OUTPUT_DIRECTORY}
LIBRARY_OUTPUT_DIRECTORY ${openPMD_LIBRARY_OUTPUT_DIRECTORY}
RUNTIME_OUTPUT_DIRECTORY ${openPMD_RUNTIME_OUTPUT_DIRECTORY}
PDB_OUTPUT_DIRECTORY ${openPMD_PDB_OUTPUT_DIRECTORY}
COMPILE_PDB_OUTPUT_DIRECTORY ${openPMD_COMPILE_PDB_OUTPUT_DIRECTORY}
POSITION_INDEPENDENT_CODE ON
WINDOWS_EXPORT_ALL_SYMBOLS ON
)
# note: same as above, but for Multi-Config generators
if(isMultiConfig)
# this is a tweak for setup.py to pick up our libs & pybind module properly
# this assumes there will only be one config built
option(openPMD_BUILD_NO_CFG_SUBPATH
"For multi-config builds, do not appends the config to build dir" OFF)
mark_as_advanced(openPMD_BUILD_NO_CFG_SUBPATH)
foreach(CFG IN LISTS CMAKE_CONFIGURATION_TYPES)
string(TOUPPER "${CFG}" CFG_UPPER)
if(openPMD_BUILD_NO_CFG_SUBPATH) # for setup.py
set(CFG_PATH "")
else()
set(CFG_PATH "/${CFG}")
endif()
set_target_properties(openPMD PROPERTIES
COMPILE_PDB_NAME_${CFG_UPPER} openPMD
ARCHIVE_OUTPUT_DIRECTORY_${CFG_UPPER} ${openPMD_ARCHIVE_OUTPUT_DIRECTORY}${CFG_PATH}
LIBRARY_OUTPUT_DIRECTORY_${CFG_UPPER} ${openPMD_LIBRARY_OUTPUT_DIRECTORY}${CFG_PATH}
RUNTIME_OUTPUT_DIRECTORY_${CFG_UPPER} ${openPMD_RUNTIME_OUTPUT_DIRECTORY}${CFG_PATH}
PDB_OUTPUT_DIRECTORY_${CFG_UPPER} ${openPMD_PDB_OUTPUT_DIRECTORY}${CFG_PATH}
COMPILE_PDB_OUTPUT_DIRECTORY_${CFG_UPPER} ${openPMD_COMPILE_PDB_OUTPUT_DIRECTORY}${CFG_PATH}
)
endforeach()
endif()
set(_cxx_msvc "$<AND:$<COMPILE_LANGUAGE:CXX>,$<CXX_COMPILER_ID:MSVC>>")
set(_msvc_1914 "$<VERSION_GREATER_EQUAL:$<CXX_COMPILER_VERSION>,19.14>")
set(_msvc_options)
list(APPEND _msvc_options
$<${_cxx_msvc}:/bigobj>
$<${_cxx_msvc}:$<${_msvc_1914}:/Zc:__cplusplus>>
)
target_compile_options(openPMD PUBLIC ${_msvc_options})
# own headers
target_include_directories(openPMD PUBLIC
$<BUILD_INTERFACE:${openPMD_SOURCE_DIR}/include>
$<BUILD_INTERFACE:${openPMD_BINARY_DIR}/include>
$<INSTALL_INTERFACE:include>
)
# Catch2 for unit tests
if(openPMD_BUILD_TESTING)
include(${openPMD_SOURCE_DIR}/cmake/dependencies/catch.cmake)
add_library(openPMD::thirdparty::Catch2 INTERFACE IMPORTED)
target_link_libraries(openPMD::thirdparty::Catch2
INTERFACE Catch2::Catch2)
endif()
if(openPMD_HAVE_MPI)
target_link_libraries(openPMD PUBLIC ${openPMD_MPI_TARGETS})
endif()
# JSON Backend and User-Facing Runtime Options
#target_link_libraries(openPMD PRIVATE openPMD::thirdparty::nlohmann_json)
target_include_directories(openPMD SYSTEM PRIVATE
$<TARGET_PROPERTY:openPMD::thirdparty::nlohmann_json,INTERFACE_INCLUDE_DIRECTORIES>
$<TARGET_PROPERTY:openPMD::thirdparty::toml11,INTERFACE_INCLUDE_DIRECTORIES>)
# HDF5 Backend
# TODO: Once we require CMake 3.20+, simply link hdf5::hdf5 C lib target
if(openPMD_HAVE_HDF5)
target_link_libraries(openPMD PUBLIC ${HDF5_LIBRARIES})
target_include_directories(openPMD SYSTEM PRIVATE ${HDF5_INCLUDE_DIRS})
target_compile_definitions(openPMD PRIVATE ${HDF5_DEFINITIONS})
endif()
# ADIOS2 Backend
if(openPMD_HAVE_ADIOS2)
if(openPMD_HAVE_MPI)
target_link_libraries(openPMD PUBLIC adios2::cxx11_mpi)
else()
target_link_libraries(openPMD PUBLIC adios2::cxx11)
endif()
endif()
# Runtime parameter and API status checks ("asserts")
if(openPMD_USE_VERIFY)
target_compile_definitions(openPMD PRIVATE openPMD_USE_VERIFY=1)
else()
target_compile_definitions(openPMD PRIVATE openPMD_USE_VERIFY=0)
endif()
# python bindings
if(openPMD_HAVE_PYTHON)
add_library(openPMD.py MODULE
src/binding/python/openPMD.cpp
src/binding/python/Access.cpp
src/binding/python/Attributable.cpp
src/binding/python/BaseRecordComponent.cpp
src/binding/python/ChunkInfo.cpp
src/binding/python/Dataset.cpp
src/binding/python/Datatype.cpp
src/binding/python/Error.cpp
src/binding/python/Helper.cpp
src/binding/python/Iteration.cpp
src/binding/python/IterationEncoding.cpp
src/binding/python/Mesh.cpp
src/binding/python/ParticlePatches.cpp
src/binding/python/ParticleSpecies.cpp
src/binding/python/PatchRecord.cpp
src/binding/python/PatchRecordComponent.cpp
src/binding/python/Record.cpp
src/binding/python/RecordComponent.cpp
src/binding/python/MeshRecordComponent.cpp
src/binding/python/Series.cpp
src/binding/python/UnitDimension.cpp
)
target_link_libraries(openPMD.py PRIVATE openPMD)
target_link_libraries(openPMD.py PRIVATE pybind11::module pybind11::windows_extras)
# LTO/IPO: CMake target properties work well for 3.18+ and are buggy before
set(_USE_PY_LTO ON) # default shall be ON
if(DEFINED CMAKE_INTERPROCEDURAL_OPTIMIZATION) # overwrite default if defined
if(NOT CMAKE_INTERPROCEDURAL_OPTIMIZATION)
set(_USE_PY_LTO OFF)
endif()
endif()
message(STATUS "Python LTO/IPO: ${_USE_PY_LTO}")
set_target_properties(openPMD.py PROPERTIES
INTERPROCEDURAL_OPTIMIZATION ${_USE_PY_LTO})
unset(_USE_PY_LTO)
if(EMSCRIPTEN)
set_target_properties(openPMD.py PROPERTIES
PREFIX "")
else()
pybind11_extension(openPMD.py)
endif()
if(NOT MSVC AND NOT ${CMAKE_BUILD_TYPE} MATCHES Debug|RelWithDebInfo)
pybind11_strip(openPMD.py)
endif()
set_target_properties(openPMD.py PROPERTIES CXX_VISIBILITY_PRESET "hidden"
CUDA_VISIBILITY_PRESET "hidden")
# ancient Clang releases
# https://github.com/openPMD/openPMD-api/issues/542
# https://pybind11.readthedocs.io/en/stable/faq.html#recursive-template-instantiation-exceeded-maximum-depth-of-256
# https://bugs.llvm.org/show_bug.cgi?id=18417
# https://github.com/llvm/llvm-project/commit/e55b4737c026ea2e0b44829e4115d208577a67b2
if(("${CMAKE_CXX_COMPILER_ID}" STREQUAL "AppleClang" AND
CMAKE_CXX_COMPILER_VERSION VERSION_LESS 9.1) OR
("${CMAKE_CXX_COMPILER_ID}" STREQUAL "Clang" AND
CMAKE_CXX_COMPILER_VERSION VERSION_LESS 4.0))
message(STATUS "Clang: Passing -ftemplate-depth=1024")
target_compile_options(openPMD.py
PRIVATE -ftemplate-depth=1024)
endif()
if(WIN32)
set(openPMD_INSTALL_PYTHONDIR_DEFAULT
"${CMAKE_INSTALL_LIBDIR}/site-packages")
else()
set(openPMD_INSTALL_PYTHONDIR_DEFAULT
"${CMAKE_INSTALL_LIBDIR}/python${Python_VERSION_MAJOR}.${Python_VERSION_MINOR}/site-packages"
)
endif()
set(openPMD_INSTALL_PYTHONDIR "${openPMD_INSTALL_PYTHONDIR_DEFAULT}"
CACHE STRING "Location for installed python package")
set(openPMD_PYTHON_OUTPUT_DIRECTORY "${openPMD_BINARY_DIR}/${openPMD_INSTALL_PYTHONDIR}"
CACHE STRING "Build directory for python modules")
set_target_properties(openPMD.py PROPERTIES
ARCHIVE_OUTPUT_NAME openpmd_api_cxx
LIBRARY_OUTPUT_NAME openpmd_api_cxx
COMPILE_PDB_NAME openpmd_api_cxx
ARCHIVE_OUTPUT_DIRECTORY ${openPMD_PYTHON_OUTPUT_DIRECTORY}/openpmd_api
LIBRARY_OUTPUT_DIRECTORY ${openPMD_PYTHON_OUTPUT_DIRECTORY}/openpmd_api
RUNTIME_OUTPUT_DIRECTORY ${openPMD_PYTHON_OUTPUT_DIRECTORY}/openpmd_api
PDB_OUTPUT_DIRECTORY ${openPMD_PYTHON_OUTPUT_DIRECTORY}/openpmd_api
COMPILE_PDB_OUTPUT_DIRECTORY ${openPMD_PYTHON_OUTPUT_DIRECTORY}/openpmd_api
)
# note: same as above, but for Multi-Config generators
if(isMultiConfig)
foreach(CFG IN LISTS CMAKE_CONFIGURATION_TYPES)
string(TOUPPER "${CFG}" CFG_UPPER)
if(openPMD_BUILD_NO_CFG_SUBPATH) # for setup.py
set(CFG_PATH "")
else()
set(CFG_PATH "/${CFG}")
endif()
set_target_properties(openPMD.py PROPERTIES
COMPILE_PDB_NAME_${CFG_UPPER} openpmd_api_cxx
ARCHIVE_OUTPUT_DIRECTORY_${CFG_UPPER} ${openPMD_PYTHON_OUTPUT_DIRECTORY}${CFG_PATH}/openpmd_api
LIBRARY_OUTPUT_DIRECTORY_${CFG_UPPER} ${openPMD_PYTHON_OUTPUT_DIRECTORY}${CFG_PATH}/openpmd_api
RUNTIME_OUTPUT_DIRECTORY_${CFG_UPPER} ${openPMD_PYTHON_OUTPUT_DIRECTORY}${CFG_PATH}/openpmd_api
PDB_OUTPUT_DIRECTORY_${CFG_UPPER} ${openPMD_PYTHON_OUTPUT_DIRECTORY}${CFG_PATH}/openpmd_api
COMPILE_PDB_OUTPUT_DIRECTORY_${CFG_UPPER} ${openPMD_PYTHON_OUTPUT_DIRECTORY}${CFG_PATH}/openpmd_api
)
endforeach()
endif()
function(copy_aux_py)
set(AUX_PY_SRC_DIR ${openPMD_SOURCE_DIR}/src/binding/python/openpmd_api/)
set(AUX_PY_DSR_DIR ${openPMD_PYTHON_OUTPUT_DIRECTORY}/openpmd_api/)
foreach(src_name IN LISTS ARGN)
configure_file(${AUX_PY_SRC_DIR}/${src_name} ${AUX_PY_DSR_DIR}/${src_name} COPYONLY)
endforeach()
endfunction()
copy_aux_py(
__init__.py DaskArray.py DaskDataFrame.py DataFrame.py
ls/__init__.py ls/__main__.py
pipe/__init__.py pipe/__main__.py
)
endif()
# tests
set(openPMD_TEST_NAMES
Core
Auxiliary
SerialIO
ParallelIO
JSON
)
# command line tools
set(openPMD_CLI_TOOL_NAMES
ls
)
set(openPMD_PYTHON_CLI_TOOL_NAMES
pipe
)
set(openPMD_PYTHON_CLI_MODULE_NAMES ${openPMD_CLI_TOOL_NAMES})
# examples
set(openPMD_EXAMPLE_NAMES
1_structure
2_read_serial
2a_read_thetaMode_serial
3_write_serial
3a_write_thetaMode_serial
3b_write_resizable_particles
4_read_parallel
5_write_parallel
6_dump_filebased_series
7_extended_write_serial
8_benchmark_parallel
8a_benchmark_write_parallel
8b_benchmark_read_parallel
10_streaming_write
10_streaming_read
12_span_write
13_write_dynamic_configuration
14_toml_template
)
set(openPMD_PYTHON_EXAMPLE_NAMES
2_read_serial
2a_read_thetaMode_serial
3_write_serial
3a_write_thetaMode_serial
3b_write_resizable_particles
4_read_parallel
5_write_parallel
7_extended_write_serial
9_particle_write_serial
10_streaming_write
10_streaming_read
11_particle_dataframe
12_span_write
13_write_dynamic_configuration
)
if(openPMD_USE_INVASIVE_TESTS)
if(WIN32)
message(WARNING "Invasive tests that redefine class signatures are "
"known to fail on Windows!")
endif()
target_compile_definitions(openPMD PRIVATE openPMD_USE_INVASIVE_TESTS=1)
endif()
if(openPMD_BUILD_TESTING)
# compile Catch2 implementation part separately
add_library(CatchRunner ${_openpmd_lib_type}
test/CatchRunner.cpp) # Always MPI_Init with Serial Fallback
add_library(CatchMain ${_openpmd_lib_type}
test/CatchMain.cpp) # Serial only
openpmd_cxx_required(CatchRunner)
openpmd_cxx_required(CatchMain)
set_target_properties(CatchRunner CatchMain PROPERTIES
ARCHIVE_OUTPUT_DIRECTORY ${openPMD_ARCHIVE_OUTPUT_DIRECTORY}
LIBRARY_OUTPUT_DIRECTORY ${openPMD_LIBRARY_OUTPUT_DIRECTORY}
RUNTIME_OUTPUT_DIRECTORY ${openPMD_RUNTIME_OUTPUT_DIRECTORY}
PDB_OUTPUT_DIRECTORY ${openPMD_PDB_OUTPUT_DIRECTORY}
COMPILE_PDB_OUTPUT_DIRECTORY ${openPMD_COMPILE_PDB_OUTPUT_DIRECTORY}
POSITION_INDEPENDENT_CODE ON
WINDOWS_EXPORT_ALL_SYMBOLS ON
)
set_target_properties(CatchRunner PROPERTIES COMPILE_PDB_NAME CatchRunner)
set_target_properties(CatchMain PROPERTIES COMPILE_PDB_NAME CatchMain)
# note: same as above, but for Multi-Config generators
if(isMultiConfig)
foreach(CFG IN LISTS CMAKE_CONFIGURATION_TYPES)
string(TOUPPER "${CFG}" CFG_UPPER)
set_target_properties(CatchRunner PROPERTIES
COMPILE_PDB_NAME_${CFG_UPPER} CatchRunner
ARCHIVE_OUTPUT_DIRECTORY_${CFG_UPPER} ${openPMD_ARCHIVE_OUTPUT_DIRECTORY}/${CFG}
LIBRARY_OUTPUT_DIRECTORY_${CFG_UPPER} ${openPMD_LIBRARY_OUTPUT_DIRECTORY}/${CFG}
RUNTIME_OUTPUT_DIRECTORY_${CFG_UPPER} ${openPMD_RUNTIME_OUTPUT_DIRECTORY}/${CFG}
PDB_OUTPUT_DIRECTORY_${CFG_UPPER} ${openPMD_PDB_OUTPUT_DIRECTORY}/${CFG}
COMPILE_PDB_OUTPUT_DIRECTORY_${CFG_UPPER} ${openPMD_COMPILE_PDB_OUTPUT_DIRECTORY}/${CFG}
)
set_target_properties(CatchMain PROPERTIES
COMPILE_PDB_NAME_${CFG_UPPER} CatchMain
ARCHIVE_OUTPUT_DIRECTORY_${CFG_UPPER} ${openPMD_ARCHIVE_OUTPUT_DIRECTORY}/${CFG}
LIBRARY_OUTPUT_DIRECTORY_${CFG_UPPER} ${openPMD_LIBRARY_OUTPUT_DIRECTORY}/${CFG}
RUNTIME_OUTPUT_DIRECTORY_${CFG_UPPER} ${openPMD_RUNTIME_OUTPUT_DIRECTORY}/${CFG}
PDB_OUTPUT_DIRECTORY_${CFG_UPPER} ${openPMD_PDB_OUTPUT_DIRECTORY}/${CFG}
COMPILE_PDB_OUTPUT_DIRECTORY_${CFG_UPPER} ${openPMD_COMPILE_PDB_OUTPUT_DIRECTORY}/${CFG}
)
endforeach()
endif()
target_compile_options(CatchRunner PUBLIC ${_msvc_options})
target_compile_options(CatchMain PUBLIC ${_msvc_options})
target_link_libraries(CatchRunner PUBLIC openPMD::thirdparty::Catch2)
target_link_libraries(CatchMain PUBLIC openPMD::thirdparty::Catch2)
if(openPMD_HAVE_MPI)
target_link_libraries(CatchRunner PUBLIC ${openPMD_MPI_TARGETS})
target_compile_definitions(CatchRunner PUBLIC openPMD_HAVE_MPI=1)
endif()
macro(additional_testing_sources test_name out_list)
if(${test_name} STREQUAL "SerialIO")
list(APPEND ${out_list}
test/Files_SerialIO/close_and_reopen_test.cpp
test/Files_SerialIO/filebased_write_test.cpp
)
endif()
endmacro()
foreach(testname ${openPMD_TEST_NAMES})
set(ADDITIONAL_SOURCE_FILES "")
additional_testing_sources(${testname} ADDITIONAL_SOURCE_FILES)
add_executable(${testname}Tests test/${testname}Test.cpp ${ADDITIONAL_SOURCE_FILES})
target_include_directories(${testname}Tests PRIVATE test/Files_${testname}/)
openpmd_cxx_required(${testname}Tests)
set_target_properties(${testname}Tests PROPERTIES
COMPILE_PDB_NAME ${testname}Tests
ARCHIVE_OUTPUT_DIRECTORY ${openPMD_ARCHIVE_OUTPUT_DIRECTORY}
LIBRARY_OUTPUT_DIRECTORY ${openPMD_LIBRARY_OUTPUT_DIRECTORY}
RUNTIME_OUTPUT_DIRECTORY ${openPMD_RUNTIME_OUTPUT_DIRECTORY}
PDB_OUTPUT_DIRECTORY ${openPMD_RUNTIME_OUTPUT_DIRECTORY}
COMPILE_PDB_OUTPUT_DIRECTORY ${openPMD_RUNTIME_OUTPUT_DIRECTORY}
)
# note: same as above, but for Multi-Config generators
if(isMultiConfig)
foreach(CFG IN LISTS CMAKE_CONFIGURATION_TYPES)
string(TOUPPER "${CFG}" CFG_UPPER)
set_target_properties(${testname}Tests PROPERTIES
COMPILE_PDB_NAME_${CFG_UPPER} ${testname}Tests
ARCHIVE_OUTPUT_DIRECTORY_${CFG_UPPER} ${openPMD_ARCHIVE_OUTPUT_DIRECTORY}/${CFG}
LIBRARY_OUTPUT_DIRECTORY_${CFG_UPPER} ${openPMD_LIBRARY_OUTPUT_DIRECTORY}/${CFG}
RUNTIME_OUTPUT_DIRECTORY_${CFG_UPPER} ${openPMD_RUNTIME_OUTPUT_DIRECTORY}/${CFG}
PDB_OUTPUT_DIRECTORY_${CFG_UPPER} ${openPMD_RUNTIME_OUTPUT_DIRECTORY}/${CFG}
COMPILE_PDB_OUTPUT_DIRECTORY_${CFG_UPPER} ${openPMD_RUNTIME_OUTPUT_DIRECTORY}/${CFG}
)
endforeach()
endif()
if(openPMD_USE_INVASIVE_TESTS)
target_compile_definitions(${testname}Tests PRIVATE openPMD_USE_INVASIVE_TESTS=1)
endif()
target_link_libraries(${testname}Tests PRIVATE openPMD)
if(${testname} MATCHES "Parallel.+$")
target_link_libraries(${testname}Tests PRIVATE CatchRunner)
else()
target_link_libraries(${testname}Tests PRIVATE CatchMain)
endif()
if(${testname} STREQUAL JSON)
target_include_directories(${testname}Tests SYSTEM PRIVATE
$<TARGET_PROPERTY:openPMD::thirdparty::nlohmann_json,INTERFACE_INCLUDE_DIRECTORIES>
$<TARGET_PROPERTY:openPMD::thirdparty::toml11,INTERFACE_INCLUDE_DIRECTORIES>)
endif()
endforeach()
endif()
if(openPMD_BUILD_CLI_TOOLS)
foreach(toolname ${openPMD_CLI_TOOL_NAMES})
add_executable(openpmd-${toolname} src/cli/${toolname}.cpp)
openpmd_cxx_required(openpmd-${toolname})
set_target_properties(openpmd-${toolname} PROPERTIES
COMPILE_PDB_NAME openpmd-${toolname}
ARCHIVE_OUTPUT_DIRECTORY ${openPMD_ARCHIVE_OUTPUT_DIRECTORY}
LIBRARY_OUTPUT_DIRECTORY ${openPMD_LIBRARY_OUTPUT_DIRECTORY}
RUNTIME_OUTPUT_DIRECTORY ${openPMD_RUNTIME_OUTPUT_DIRECTORY}
PDB_OUTPUT_DIRECTORY ${openPMD_RUNTIME_OUTPUT_DIRECTORY}
COMPILE_PDB_OUTPUT_DIRECTORY ${openPMD_RUNTIME_OUTPUT_DIRECTORY}
)
# note: same as above, but for Multi-Config generators
if(isMultiConfig)
foreach(CFG IN LISTS CMAKE_CONFIGURATION_TYPES)
string(TOUPPER "${CFG}" CFG_UPPER)
set_target_properties(openpmd-${toolname} PROPERTIES
COMPILE_PDB_NAME_${CFG_UPPER} openpmd-${toolname}
ARCHIVE_OUTPUT_DIRECTORY_${CFG_UPPER} ${openPMD_ARCHIVE_OUTPUT_DIRECTORY}/${CFG}
LIBRARY_OUTPUT_DIRECTORY_${CFG_UPPER} ${openPMD_LIBRARY_OUTPUT_DIRECTORY}/${CFG}
RUNTIME_OUTPUT_DIRECTORY_${CFG_UPPER} ${openPMD_RUNTIME_OUTPUT_DIRECTORY}/${CFG}
PDB_OUTPUT_DIRECTORY_${CFG_UPPER} ${openPMD_RUNTIME_OUTPUT_DIRECTORY}/${CFG}
COMPILE_PDB_OUTPUT_DIRECTORY_${CFG_UPPER} ${openPMD_RUNTIME_OUTPUT_DIRECTORY}/${CFG}
)
endforeach()
endif()
target_link_libraries(openpmd-${toolname} PRIVATE openPMD)
endforeach()
endif()
if(openPMD_BUILD_EXAMPLES)
foreach(examplename ${openPMD_EXAMPLE_NAMES})
if(${examplename} MATCHES ".+parallel$" AND NOT openPMD_HAVE_MPI)
# skip parallel test
continue()
endif()
add_executable(${examplename} examples/${examplename}.cpp)
if (openPMD_HAVE_CUDA_EXAMPLES)
set_source_files_properties(examples/${examplename}.cpp
PROPERTIES LANGUAGE CUDA)
openpmd_cuda_required(${examplename})
else()
openpmd_cxx_required(${examplename})
endif()
set_target_properties(${examplename} PROPERTIES
COMPILE_PDB_NAME ${examplename}
ARCHIVE_OUTPUT_DIRECTORY ${openPMD_ARCHIVE_OUTPUT_DIRECTORY}
LIBRARY_OUTPUT_DIRECTORY ${openPMD_LIBRARY_OUTPUT_DIRECTORY}
RUNTIME_OUTPUT_DIRECTORY ${openPMD_RUNTIME_OUTPUT_DIRECTORY}
PDB_OUTPUT_DIRECTORY ${openPMD_RUNTIME_OUTPUT_DIRECTORY}
COMPILE_PDB_OUTPUT_DIRECTORY ${openPMD_RUNTIME_OUTPUT_DIRECTORY}
)
# note: same as above, but for Multi-Config generators
if(isMultiConfig)
foreach(CFG IN LISTS CMAKE_CONFIGURATION_TYPES)
string(TOUPPER "${CFG}" CFG_UPPER)
set_target_properties(${examplename} PROPERTIES
COMPILE_PDB_NAME_${CFG_UPPER} ${examplename}
ARCHIVE_OUTPUT_DIRECTORY_${CFG_UPPER} ${openPMD_ARCHIVE_OUTPUT_DIRECTORY}/${CFG}
LIBRARY_OUTPUT_DIRECTORY_${CFG_UPPER} ${openPMD_LIBRARY_OUTPUT_DIRECTORY}/${CFG}
RUNTIME_OUTPUT_DIRECTORY_${CFG_UPPER} ${openPMD_RUNTIME_OUTPUT_DIRECTORY}/${CFG}
PDB_OUTPUT_DIRECTORY_${CFG_UPPER} ${openPMD_RUNTIME_OUTPUT_DIRECTORY}/${CFG}
COMPILE_PDB_OUTPUT_DIRECTORY_${CFG_UPPER} ${openPMD_RUNTIME_OUTPUT_DIRECTORY}/${CFG}
)
endforeach()
endif()
target_link_libraries(${examplename} PRIVATE openPMD)
endforeach()
endif()
# Warnings ####################################################################
#
# TODO: LEGACY! Use CMake TOOLCHAINS instead!
if(CMAKE_SOURCE_DIR STREQUAL PROJECT_SOURCE_DIR)
# On Windows, Clang -Wall aliases -Weverything; default is /W3
if ("${CMAKE_CXX_COMPILER_ID}" STREQUAL "Clang" AND NOT WIN32)
# list(APPEND CMAKE_CXX_FLAGS "-fsanitize=address") # address, memory, undefined
# set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -fsanitize=address")
# set(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} -fsanitize=address")
# set(CMAKE_MODULE_LINKER_FLAGS "${CMAKE_MODULE_LINKER_FLAGS} -fsanitize=address")
# note: might still need a
# export LD_PRELOAD=libclang_rt.asan.so
# or on Debian 9 with Clang 6.0
# export LD_PRELOAD=/usr/lib/llvm-6.0/lib/clang/6.0.0/lib/linux/libclang_rt.asan-x86_64.so:
# /usr/lib/llvm-6.0/lib/clang/6.0.0/lib/linux/libclang_rt.ubsan_minimal-x86_64.so
# at runtime when used with symbol-hidden code (e.g. pybind11 module)
set(CMAKE_CXX_FLAGS "-Wall -Wextra -Wpedantic -Wshadow -Woverloaded-virtual -Wextra-semi -Wunreachable-code -Wsign-compare ${CMAKE_CXX_FLAGS}")
elseif("${CMAKE_CXX_COMPILER_ID}" STREQUAL "AppleClang")
set(CMAKE_CXX_FLAGS "-Wall -Wextra -Wpedantic -Wshadow -Woverloaded-virtual -Wextra-semi -Wunreachable-code -Wsign-compare ${CMAKE_CXX_FLAGS}")
elseif("${CMAKE_CXX_COMPILER_ID}" STREQUAL "Intel")
set(CMAKE_CXX_FLAGS "-w3 -wd193,383,1572 ${CMAKE_CXX_FLAGS}")
elseif("${CMAKE_CXX_COMPILER_ID}" STREQUAL "GNU")
set(CMAKE_CXX_FLAGS "-Wall -Wextra -Wpedantic -Wshadow -Woverloaded-virtual -Wunreachable-code -Wsign-compare ${CMAKE_CXX_FLAGS}")
elseif("${CMAKE_CXX_COMPILER_ID}" STREQUAL "MSVC")
# Warning C4503: "decorated name length exceeded, name was truncated"
# Symbols longer than 4096 chars are truncated (and hashed instead)
set(CMAKE_CXX_FLAGS "-wd4503 ${CMAKE_CXX_FLAGS}")
# Warning C4244: "conversion from 'X' to 'Y', possible loss of data"
set(CMAKE_CXX_FLAGS "-wd4244 ${CMAKE_CXX_FLAGS}")
# Yes, you should build against the same C++ runtime and with same
# configuration (Debug/Release). MSVC does inconvenient choices for their
# developers, so be it. (Our Windows-users use conda-forge builds, which
# are consistent.)
set(CMAKE_CXX_FLAGS "-wd4251 ${CMAKE_CXX_FLAGS}")
endif()
endif()
# Generate Files with Configuration Options ###################################
#
# TODO configure a version.hpp
configure_file(
${openPMD_SOURCE_DIR}/include/openPMD/config.hpp.in
${openPMD_BINARY_DIR}/include/openPMD/config.hpp
@ONLY
)
configure_file(
${openPMD_SOURCE_DIR}/openPMDConfig.cmake.in
${openPMD_BINARY_DIR}/openPMDConfig.cmake
@ONLY
)
# get absolute paths to linked libraries
function(openpmdreclibs tgtname outname)
get_target_property(PC_PRIVATE_LIBS_TGT ${tgtname} INTERFACE_LINK_LIBRARIES)
foreach(PC_LIB IN LISTS PC_PRIVATE_LIBS_TGT)
if(TARGET ${PC_LIB})
openpmdreclibs(${PC_LIB} ${outname})
else()
if(PC_LIB)
string(APPEND ${outname} " ${PC_LIB}")
endif()
endif()
endforeach()
set(${outname} ${${outname}} PARENT_SCOPE)
endfunction()
if(openPMD_HAVE_PKGCONFIG)
openpmdreclibs(openPMD openPMD_PC_PRIVATE_LIBS)
if(openPMD_BUILD_SHARED_LIBS)
set(openPMD_PC_STATIC false)
else()
set(openPMD_PC_STATIC true)
endif()
configure_file(
${openPMD_SOURCE_DIR}/openPMD.pc.in
${openPMD_BINARY_DIR}/openPMD.pc
@ONLY
)
endif()
include(CMakePackageConfigHelpers)
write_basic_package_version_file("openPMDConfigVersion.cmake"
VERSION ${openPMD_VERSION}
COMPATIBILITY SameMajorVersion