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cmake_minimum_required (VERSION 3.12)
project (H5EXAMPLES C)
#-----------------------------------------------------------------------------
# Define some CMake variables for use later in the project
#-----------------------------------------------------------------------------
set (HDF5EX_C_SRC_DIR ${H5EXAMPLES_SOURCE_DIR}/C)
set (HDF5EX_F90_SRC_DIR ${H5EXAMPLES_SOURCE_DIR}/FORTRAN)
set (HDF5EX_JAVA_DIR ${H5EXAMPLES_SOURCE_DIR}/JAVA)
set (HDF5EX_RESOURCES_DIR ${H5EXAMPLES_SOURCE_DIR}/config/cmake)
#-----------------------------------------------------------------------------
# Basic HDF5Examples stuff here
#-----------------------------------------------------------------------------
include (${HDF5EX_RESOURCES_DIR}/HDFMacros.cmake)
include (${HDF5EX_RESOURCES_DIR}/HDFExampleMacros.cmake)
set (CMAKE_JAVA_INCLUDE_PATH "")
SET_HDF_BUILD_TYPE()
BASIC_SETTINGS (EXAMPLES)
#-----------------------------------------------------------------------------
# HDF5 support
#-----------------------------------------------------------------------------
HDF5_SUPPORT (TRUE)
message (STATUS "HDF5 link libs: ${H5EX_HDF5_LINK_LIBS}")
APIVersion(${HDF5_VERSION} H5_LIBVER_DIR)
message (STATUS "HDF5 H5_LIBVER_DIR: ${H5_LIBVER_DIR}")
#-----------------------------------------------------------------------------
# parse the full version number from H5public.h and include in H5_VERS_INFO
#-----------------------------------------------------------------------------
if(NOT DEFINED _h5public_h_contents)
find_file (_h5public_h H5public.h ${H5EX_HDF5_INCLUDE_DIRS})
file (READ ${_h5public_h} _h5public_h_contents)
string (REGEX REPLACE ".*#define[ \t]+H5_VERS_MAJOR[ \t]+([0-9]*).*$"
"\\1" H5_VERS_MAJOR ${_h5public_h_contents})
string (REGEX REPLACE ".*#define[ \t]+H5_VERS_MINOR[ \t]+([0-9]*).*$"
"\\1" H5_VERS_MINOR ${_h5public_h_contents})
string (REGEX REPLACE ".*#define[ \t]+H5_VERS_RELEASE[ \t]+([0-9]*).*$"
"\\1" H5_VERS_RELEASE ${_h5public_h_contents})
string (REGEX REPLACE ".*#define[ \t]+H5_VERS_SUBRELEASE[ \t]+\"([0-9A-Za-z._-]*)\".*$"
"\\1" H5_VERS_SUBRELEASE ${_h5public_h_contents})
endif ()
if (WIN32)
set(CMAKE_TEST_LIB_DIRECTORY "${HDF5_TOOLS_DIR}")
else ()
set(CMAKE_TEST_LIB_DIRECTORY "${HDF5_LIBRARY_PATH}")
endif ()
#-----------------------------------------------------------------------------
# Option to Enable MPI Parallel
#-----------------------------------------------------------------------------
set (CMAKE_MODULE_PATH ${H5EXAMPLES_RESOURCES_DIR} ${CMAKE_MODULE_PATH})
option (HDF_ENABLE_PARALLEL "Enable parallel build (requires MPI)" OFF)
if (HDF_ENABLE_PARALLEL)
find_package(MPI REQUIRED)
if (MPI_C_FOUND)
set (H5_HAVE_PARALLEL 1)
# MPI checks, only do these if MPI_C_FOUND is true, otherwise they always fail
# and once set, they are cached as false and not regenerated
set (CMAKE_REQUIRED_LIBRARIES "${MPI_C_LIBRARIES}" )
# Used by Fortran + MPI
include (${CMAKE_ROOT}/Modules/CheckSymbolExists.cmake)
CHECK_SYMBOL_EXISTS (MPI_Comm_c2f "${MPI_C_INCLUDE_DIRS}/mpi.h" H5_HAVE_MPI_MULTI_LANG_Comm)
CHECK_SYMBOL_EXISTS (MPI_Info_c2f "${MPI_C_INCLUDE_DIRS}/mpi.h" H5_HAVE_MPI_MULTI_LANG_Info)
else ()
message (STATUS "Parallel libraries not found")
endif ()
endif ()
# Parallel IO usage requires MPI to be Linked and Included
if (H5_HAVE_PARALLEL)
set (H5EX_HDF5_LINK_LIBS ${H5EX_HDF5_LINK_LIBS} ${MPI_C_LIBRARIES})
if (MPI_C_LINK_FLAGS)
set (CMAKE_EXE_LINKER_FLAGS "${MPI_C_LINK_FLAGS} ${CMAKE_EXE_LINKER_FLAGS}")
endif ()
INCLUDE_DIRECTORIES (${MPI_C_INCLUDE_DIRS})
endif ()
#-----------------------------------------------------------------------------
# Option to use threadsafe
# Note: Currently CMake only allows configuring of threadsafe on WINDOWS.
#-----------------------------------------------------------------------------
option (HDF_ENABLE_THREADSAFE "Enable Threadsafety" OFF)
if (HDF_ENABLE_THREADSAFE)
# check for unsupported options
if (HDF_ENABLE_PARALLEL)
message (FATAL " **** Parallel and Threadsafe options are mutually exclusive **** ")
endif ()
if (WIN32)
set (H5_HAVE_WIN_THREADS 1)
set (H5_HAVE_THREADSAFE 1)
endif ()
set(CMAKE_THREAD_PREFER_PTHREAD TRUE)
set(THREADS_PREFER_PTHREAD_FLAG TRUE)
find_package(Threads REQUIRED)
if (NOT Threads_FOUND)
message (STATUS " **** thread-safe package not found - threads still might work **** ")
endif ()
set (H5EX_HDF5_LINK_LIBS ${H5EX_HDF5_LINK_LIBS} Threads::Threads)
endif ()
INCLUDE_DIRECTORIES (${H5EX_HDF5_INCLUDE_DIRS})
#-----------------------------------------------------------------------------
# Dashboard and Testing Settings
#-----------------------------------------------------------------------------
option (H5EX_BUILD_TESTING "Build HDF5 Example Testing" OFF)
if (H5EX_BUILD_TESTING)
set (DART_TESTING_TIMEOUT 1200 CACHE STRING
"Timeout in seconds for each test (default 1200=20minutes)"
)
enable_testing ()
include (CTest)
include (${PROJECT_SOURCE_DIR}/CTestConfig.cmake)
configure_file (${${EXAMPLE_PACKAGE_NAME}_RESOURCES_DIR}/CTestCustom.cmake ${PROJECT_BINARY_DIR}/CTestCustom.ctest @ONLY)
endif ()
if (${H5_LIBVER_DIR} GREATER 16)
#-----------------------------------------------------------------------------
# Option to build Fortran examples
# Make sure this appears before the CONFIGURE_FILE step
# so that fortran name mangling is detected before writing H5pubconf.h
#-----------------------------------------------------------------------------
# Set default name mangling : overridden by Fortran detection in fortran dir
set (H5_FC_FUNC "H5_FC_FUNC(name,NAME) name ## _")
set (H5_FC_FUNC_ "H5_FC_FUNC_(name,NAME) name ## _")
if (EXISTS "${H5EXAMPLES_SOURCE_DIR}/FORTRAN" AND IS_DIRECTORY "${H5EXAMPLES_SOURCE_DIR}/FORTRAN")
option (HDF_BUILD_FORTRAN "Build FORTRAN support" OFF)
if (HDF_BUILD_FORTRAN AND HDF5_BUILD_FORTRAN)
set (H5EX_LINK_Fortran_LIBS ${H5EX_HDF5_LINK_LIBS})
# Parallel IO usage requires MPI to be Linked and Included
if (H5_HAVE_PARALLEL)
set (H5EX_LINK_Fortran_LIBS ${H5EX_LINK_Fortran_LIBS} ${MPI_Fortran_LIBRARIES})
if (MPI_Fortran_LINK_FLAGS)
set (CMAKE_Fortran_EXE_LINKER_FLAGS "${MPI_Fortran_LINK_FLAGS} ${CMAKE_EXE_LINKER_FLAGS}")
endif ()
endif ()
configure_file (${HDF5EX_F90_SRC_DIR}/H5D/h5_version.h.in ${PROJECT_BINARY_DIR}/FORTRAN/H5D/h5_version.h @ONLY)
else ()
set (HDF_BUILD_FORTRAN OFF CACHE BOOL "Build examples FORTRAN support" FORCE)
endif ()
else ()
set (HDF_BUILD_FORTRAN OFF CACHE BOOL "Build examples FORTRAN support" FORCE)
endif ()
if (${H5_LIBVER_DIR} GREATER 18)
#-----------------------------------------------------------------------------
# Option to build JAVA examples
#-----------------------------------------------------------------------------
if (EXISTS "${H5EXAMPLES_SOURCE_DIR}/JAVA" AND IS_DIRECTORY "${H5EXAMPLES_SOURCE_DIR}/JAVA")
option (HDF_BUILD_JAVA "Build JAVA support" OFF)
else ()
set (HDF_BUILD_JAVA OFF CACHE BOOL "Build examples JAVA support" FORCE)
endif ()
else ()
set (HDF_BUILD_JAVA OFF CACHE BOOL "Build examples JAVA support" FORCE)
endif ()
#-----------------------------------------------------------------------------
# Option to build filter examples
#-----------------------------------------------------------------------------
if (EXISTS "${H5EXAMPLES_SOURCE_DIR}/C/H5FLT" AND IS_DIRECTORY "${H5EXAMPLES_SOURCE_DIR}/C/H5FLT")
option (HDF_BUILD_FILTERS "Test filter support" OFF)
if (HDF_BUILD_FILTERS AND HDF5_ENABLE_PLUGIN_SUPPORT)
if(DEFINED ENV{HDF5_PLUGIN_PATH})
message (STATUS "ENV PATH=$ENV{HDF5_PLUGIN_PATH}")
set (H5EX_HDF5_PLUGIN_PATH $ENV{HDF5_PLUGIN_PATH})
else ()
if(NOT DEFINED H5EX_HDF5_PLUGIN_PATH)
message (STATUS "LIBRARY PATH=${HDF5_LIBRARY_PATH}/plugin")
set (H5EX_HDF5_PLUGIN_PATH ${HDF5_LIBRARY_PATH}/plugin)
endif ()
endif ()
message (STATUS "H5EX_HDF5_PLUGIN_PATH=${H5EX_HDF5_PLUGIN_PATH}")
else ()
set (HDF_BUILD_FILTERS OFF CACHE BOOL "Build examples PLUGIN filter support" FORCE)
endif ()
else ()
set (HDF_BUILD_FILTERS OFF CACHE BOOL "Build examples PLUGIN filter support" FORCE)
endif ()
else ()
set (HDF_BUILD_FORTRAN OFF} CACHE BOOL "Build examples FORTRAN support" FORCE)
set (HDF_BUILD_JAVA OFF CACHE BOOL "Build examples JAVA support" FORCE)
set (HDF_BUILD_FILTERS OFF CACHE BOOL "Build examples PLUGIN filter support" FORCE)
endif ()
#-----------------------------------------------------------------------------
# Build examples
#-----------------------------------------------------------------------------
add_subdirectory (C)
if (HDF_BUILD_FORTRAN AND HDF5_BUILD_FORTRAN)
add_subdirectory (FORTRAN)
endif ()
if (HDF_BUILD_JAVA AND HDF5_BUILD_JAVA)
add_subdirectory (JAVA)
endif ()
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