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CMakeLists.txt
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CMakeLists.txt
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## This is a CMake file, part of Unidata's netCDF package.
# Copyright 2012-2014, see the COPYRIGHT file for more information.
#
##################################
# Set Project Properties
##################################
#Minimum required CMake Version
cmake_minimum_required(VERSION 2.8.11)
#Project Name
project(netCDF C)
set(PACKAGE "netCDF" CACHE STRING "")
#####
# Version Info:
#
# Release Version
# Library Version
# SO Version
#
# SO Version is computed from library version. See:
# http://www.gnu.org/software/libtool/manual/libtool.html#Libtool-versioning
#####
SET(NC_VERSION_MAJOR 4)
SET(NC_VERSION_MINOR 4)
SET(NC_VERSION_PATCH 2)
SET(NC_VERSION_NOTE "-development")
SET(netCDF_VERSION ${NC_VERSION_MAJOR}.${NC_VERSION_MINOR}.${NC_VERSION_PATCH}${NC_VERSION_NOTE})
SET(VERSION ${netCDF_VERSION})
SET(NC_VERSION ${netCDF_VERSION})
SET(netCDF_LIB_VERSION 11.4.0)
SET(netCDF_SO_VERSION 11)
SET(PACKAGE_VERSION ${VERSION})
# Get system configuration, Use it to determine osname, os release, cpu. These
# will be used when committing to CDash.
find_program(UNAME NAMES uname)
IF(UNAME)
macro(getuname name flag)
exec_program("${UNAME}" ARGS "${flag}" OUTPUT_VARIABLE "${name}")
endmacro(getuname)
getuname(osname -s)
getuname(osrel -r)
getuname(cpu -m)
set(TMP_BUILDNAME "${osname}-${osrel}-${cpu}")
ENDIF()
###
# Allow for some customization of the buildname.
# This will make it easier to identify different builds,
# based on values passed from command line/shell scripts.
#
# For ctest scripts, we can use CTEST_BUILD_NAME.
###
SET(BUILDNAME_PREFIX "" CACHE STRING "")
SET(BUILDNAME_SUFFIX "" CACHE STRING "")
IF(BUILDNAME_PREFIX)
SET(TMP_BUILDNAME "${BUILDNAME_PREFIX}-${TMP_BUILDNAME}")
ENDIF()
IF(BUILDNAME_SUFFIX)
SET(TMP_BUILDNAME "${TMP_BUILDNAME}-${BUILDNAME_SUFFIX}")
ENDIF()
IF(NOT BUILDNAME)
SET(BUILDNAME "${TMP_BUILDNAME}" CACHE STRING "Build name variable for CDash")
ENDIF()
###
# End BUILDNAME customization.
###
# For CMAKE_INSTALL_LIBDIR
INCLUDE(GNUInstallDirs)
IF(MSVC)
SET(GLOBAL PROPERTY USE_FOLDERS ON)
ENDIF()
#Add custom CMake Module
SET(CMAKE_MODULE_PATH "${CMAKE_SOURCE_DIR}/cmake/modules/"
CACHE INTERNAL "Location of our custom CMake modules.")
# auto-configure style checks, other CMake modules.
INCLUDE(${CMAKE_ROOT}/Modules/CheckLibraryExists.cmake)
INCLUDE(${CMAKE_ROOT}/Modules/CheckIncludeFile.cmake)
INCLUDE(${CMAKE_ROOT}/Modules/CheckTypeSize.cmake)
INCLUDE(${CMAKE_ROOT}/Modules/CheckFunctionExists.cmake)
INCLUDE(${CMAKE_ROOT}/Modules/CheckCXXSourceCompiles.cmake)
INCLUDE(${CMAKE_ROOT}/Modules/CheckCSourceCompiles.cmake)
INCLUDE(${CMAKE_ROOT}/Modules/CheckCSourceRuns.cmake)
INCLUDE(${CMAKE_ROOT}/Modules/TestBigEndian.cmake)
INCLUDE(${CMAKE_ROOT}/Modules/CheckSymbolExists.cmake)
INCLUDE(${CMAKE_ROOT}/Modules/GetPrerequisites.cmake)
INCLUDE(CheckCCompilerFlag)
FIND_PACKAGE(PkgConfig QUIET)
# A macro to check if a C linker supports a particular flag.
MACRO(CHECK_C_LINKER_FLAG M_FLAG M_RESULT)
SET(T_REQ_FLAG "${CMAKE_REQUIRED_FLAGS}")
SET(CMAKE_REQUIRED_FLAGS "${M_FLAG}")
CHECK_C_SOURCE_COMPILES("int main() {return 0;}" ${M_RESULT})
SET(CMAKE_REQUIRED_FLAGS "${T_REQ_FLAG}")
ENDMACRO()
# Enable 'dist and distcheck'.
# File adapted from http://ensc.de/cmake/FindMakeDist.cmake
FIND_PACKAGE(MakeDist)
# End 'enable dist and distcheck'
# Set the build type.
IF(NOT CMAKE_BUILD_TYPE)
SET(CMAKE_BUILD_TYPE DEBUG CACHE STRING "Choose the type of build, options are: None, Debug, Release."
FORCE)
ENDIF()
# Set build type uppercase
STRING(TOUPPER ${CMAKE_BUILD_TYPE} CMAKE_BUILD_TYPE)
# Determine the configure date.
IF(DEFINED ENV{SOURCE_DATE_EPOCH})
EXECUTE_PROCESS(
COMMAND "date" "-u" "-d" "@$ENV{SOURCE_DATE_EPOCH}"
OUTPUT_VARIABLE CONFIG_DATE
)
ELSE()
EXECUTE_PROCESS(
COMMAND date
OUTPUT_VARIABLE CONFIG_DATE
)
ENDIF()
IF(CONFIG_DATE)
string(STRIP ${CONFIG_DATE} CONFIG_DATE)
ENDIF()
##
# Allow for extra dependencies.
##
SET(EXTRA_DEPS "")
################################
# End Project Properties
################################
################################
# Set CTest Properties
################################
ENABLE_TESTING()
INCLUDE(CTest)
# Copy the CTest customization file into binary directory, as required.
FILE(COPY ${CMAKE_SOURCE_DIR}/CTestCustom.cmake DESTINATION ${CMAKE_BINARY_DIR})
# Set Memory test program for non-MSVC based builds.
# Assume valgrind for now.
IF(NOT MSVC)
SET(CTEST_MEMORYCHECK_COMMAND valgrind CACHE STRING "")
ENDIF()
# Set variable to define the build type.
INCLUDE(GenerateExportHeader)
################################
# End CTest Properties
################################
################################
# Compiler and Linker Configuration
################################
##
# Default building shared libraries.
# BUILD_SHARED_LIBS is provided by/used by
# CMake directly.
##
OPTION(BUILD_SHARED_LIBS "Configure netCDF as a shared library." ON)
IF(BUILD_SHARED_LIBS)
SET(CMAKE_POSITION_INDEPENDENT_CODE ON)
ENDIF()
OPTION(NC_FIND_SHARED_LIBS "Find dynamically-built versions of dependent libraries" ${BUILD_SHARED_LIBS})
##
# We've had a request to allow for non-versioned shared libraries.
# This seems reasonable enough to accomodate. See
# https://github.com/Unidata/netcdf-c/issues/228 for more info.
##
OPTION(ENABLE_SHARED_LIBRARY_VERSION "Encode the library SO version in the file name of the generated library file." ON)
# Set some default linux gcc & apple compiler options for
# debug builds.
IF(CMAKE_COMPILER_IS_GNUCC OR APPLE)
OPTION(ENABLE_COVERAGE_TESTS "Enable compiler flags needed to perform coverage tests." OFF)
OPTION(ENABLE_CONVERSION_WARNINGS "Enable warnings for implicit conversion from 64 to 32-bit datatypes." ON)
OPTION(ENABLE_LARGE_FILE_TESTS "Enable large file tests." OFF)
# Debugging flags
SET(CMAKE_C_FLAGS_DEBUG "${CMAKE_C_FLAGS_DEBUG} -Wall")
# Check to see if -Wl,--no-undefined is supported.
CHECK_C_LINKER_FLAG("-Wl,--no-undefined" LIBTOOL_HAS_NO_UNDEFINED)
IF(LIBTOOL_HAS_NO_UNDEFINED)
SET(CMAKE_SHARED_LINKER_FLAGS_DEBUG "${CMAKE_SHARED_LINKER_FLAGS_DEBUG} -Wl,--no-undefined")
ENDIF()
SET(CMAKE_REQUIRED_FLAGS "${TMP_CMAKE_REQUIRED_FLAGS}")
# Coverage tests need to have optimization turned off.
IF(ENABLE_COVERAGE_TESTS)
SET(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -g -O0 -fprofile-arcs -ftest-coverage")
SET(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -fprofile-arcs -ftest-coverage")
MESSAGE(STATUS "Coverage Tests: On.")
ENDIF()
# Warnings for 64-to-32 bit conversions.
IF(ENABLE_CONVERSION_WARNINGS)
CHECK_C_COMPILER_FLAG(-Wconversion CC_HAS_WCONVERSION)
CHECK_C_COMPILER_FLAG(-Wshorten-64-to-32 CC_HAS_SHORTEN_64_32)
IF(CC_HAS_SHORTEN_64_32)
SET(CMAKE_C_FLAGS_DEBUG "${CMAKE_C_FLAGS_DEBUG} -Wshorten-64-to-32")
ENDIF()
IF(CC_HAS_WCONVERSION)
SET(CMAKE_C_FLAGS_DEBUG "${CMAKE_C_FLAGS_DEBUG} -Wconversion")
ENDIF()
ENDIF(ENABLE_CONVERSION_WARNINGS)
ENDIF(CMAKE_COMPILER_IS_GNUCC OR APPLE)
# End default linux gcc & apple compiler options.
ADD_DEFINITIONS()
# Suppress CRT Warnings.
# Only necessary for Windows
IF(MSVC)
ADD_DEFINITIONS(-D_CRT_SECURE_NO_WARNINGS)
ENDIF()
#####
# System inspection checks
#####
INCLUDE_DIRECTORIES(${CMAKE_SOURCE_DIR}/include)
INCLUDE_DIRECTORIES(${CMAKE_SOURCE_DIR}/oc2)
INCLUDE_DIRECTORIES(${CMAKE_SOURCE_DIR}/libsrc)
SET(CMAKE_REQUIRED_INCLUDES ${CMAKE_SOURCE_DIR}/libsrc)
################################
# End Compiler Configuration
################################
##
# Configuration for post-install RPath
# Adapted from http://www.cmake.org/Wiki/CMake_RPATH_handling
##
IF(NOT MSVC)
# use, i.e. don't skip the full RPATH for the build tree
SET(CMAKE_SKIP_BUILD_RPATH FALSE)
# when building, don't use the install RPATH already
# (but later on when installing)
SET(CMAKE_BUILD_WITH_INSTALL_RPATH FALSE)
if(APPLE)
set(CMAKE_MACOSX_RPATH ON)
endif(APPLE)
# add the automatically determined parts of the RPATH
# which point to directories outside the build tree to the install RPATH
SET(CMAKE_INSTALL_RPATH_USE_LINK_PATH TRUE)
# the RPATH to be used when installing,
# but only if it's not a system directory
LIST(FIND CMAKE_PLATFORM_IMPLICIT_LINK_DIRECTORIES "${CMAKE_INSTALL_PREFIX}/${CMAKE_INSTALL_LIBDIR}" isSystemDir)
IF("${isSystemDir}" STREQUAL "-1")
SET(CMAKE_INSTALL_RPATH "${CMAKE_INSTALL_PREFIX}/${CMAKE_INSTALL_LIBDIR}")
ENDIF("${isSystemDir}" STREQUAL "-1")
ENDIF()
##
# End configuration for post-install RPath
##
################################
# Option checks
################################
# HDF5 cache variables.
SET(DEFAULT_CHUNK_SIZE 4194304 CACHE STRING "Default Chunk Cache Size.")
SET(DEFAULT_CHUNKS_IN_CACHE 10 CACHE STRING "Default number of chunks in cache.")
SET(CHUNK_CACHE_SIZE 4194304 CACHE STRING "Default Chunk Cache Size.")
SET(CHUNK_CACHE_NELEMS 1009 CACHE STRING "Default maximum number of elements in cache.")
SET(CHUNK_CACHE_PREEMPTION 0.75 CACHE STRING "Default file chunk cache preemption policy for HDf5 files(a number between 0 and 1, inclusive.")
SET(MAX_DEFAULT_CACHE_SIZE 67108864 CACHE STRING "Default maximum cache size.")
SET(NETCDF_LIB_NAME "" CACHE STRING "Default name of the netcdf library.")
SET(TEMP_LARGE "." CACHE STRING "Where to put large temp files if large file tests are run.")
IF(NOT NETCDF_LIB_NAME STREQUAL "")
SET(MOD_NETCDF_NAME ON)
ENDIF()
# Set the appropriate compiler/architecture for universal OSX binaries.
IF(${CMAKE_SYSTEM_NAME} EQUAL "Darwin")
SET(CMAKE_OSX_ARCHITECTURES i386;x86_64)
ENDIF(${CMAKE_SYSTEM_NAME} EQUAL "Darwin")
# Option to use Static Runtimes in MSVC
IF(MSVC)
OPTION(NC_USE_STATIC_CRT "Use static CRT Libraries ('\\MT')." OFF)
IF(NC_USE_STATIC_CRT)
SET(USE_STATIC_CRT ON)
specify_static_crt_flag()
ENDIF()
ENDIF()
# Option to build netCDF Version 2
OPTION (ENABLE_V2_API "Build netCDF Version 2." ON)
SET(BUILD_V2 ${ENABLE_V2_API})
IF(NOT ENABLE_V2_API)
SET(NO_NETCDF_2 ON)
ENDIF()
# Option to build utilities
OPTION(BUILD_UTILITIES "Build ncgen, ncgen3, ncdump." ON)
# Option to use MMAP
OPTION(ENABLE_MMAP "Use MMAP." OFF)
IF(ENABLE_MMAP)
CHECK_FUNCTION_EXISTS(mremap HAVE_MREMAP)
IF(NOT HAVE_MREMAP)
MESSAGE(WARNING "mremap not found: disabling MMAP support.")
SET(ENABLE_MMAP OFF)
ELSE()
SET(HAVE_MMAP ON)
SET(BUILD_MMAP ON)
SET(USE_MMAP ON)
ENDIF()
ENDIF()
# Option to use examples.
OPTION(ENABLE_EXAMPLES "Build Examples" ON)
# Option to use Diskless
OPTION(ENABLE_DISKLESS "Build Diskless." ON)
IF(ENABLE_DISKLESS)
SET(BUILD_DISKLESS ON)
SET(USE_DISKLESS ON)
ENDIF()
# Option Logging, only valid for netcdf4.
OPTION(ENABLE_LOGGING "Enable Logging." OFF)
IF(ENABLE_LOGGING)
ADD_DEFINITIONS(-DLOGGING)
SET(LOGGING ON)
ENDIF()
# Option to automatically build netcdf-fortran.
IF(NOT MSVC)
OPTION(ENABLE_REMOTE_FORTRAN_BOOTSTRAP "Download and build netcdf-fortran automatically (EXPERIMENTAL)." OFF)
IF(ENABLE_REMOTE_FORTRAN_BOOTSTRAP)
SET(BUILD_FORTRAN ON)
ENDIF()
IF(BUILD_FORTRAN)
CONFIGURE_FILE("${CMAKE_SOURCE_DIR}/postinstall.sh.in"
"${CMAKE_BINARY_DIR}/postinstall.sh"
@ONLY)
ADD_CUSTOM_TARGET(build-netcdf-fortran
COMMAND sh -c "${CMAKE_BINARY_DIR}/postinstall.sh -t cmake -a build"
DEPENDS netcdf
)
ADD_CUSTOM_TARGET(install-netcdf-fortran
COMMAND sh -c "${CMAKE_BINARY_DIR}/postinstall.sh -t cmake -a install"
DEPENDS build-netcdf-fortran
)
ENDIF(BUILD_FORTRAN)
ENDIF()
###
# Allow the user to specify libraries
# to link against, similar to automakes 'LIBS' variable.
###
SET(NC_EXTRA_DEPS "" CACHE STRING "Additional libraries to link against.")
IF(NC_EXTRA_DEPS)
STRING(REPLACE " " ";" DEPS_LIST ${NC_EXTRA_DEPS})
FOREACH(_DEP ${DEPS_LIST})
STRING(REGEX REPLACE "^-l" "" _LIB ${_DEP})
FIND_LIBRARY("${_LIB}_DEP" NAMES "${_LIB}" "lib${_LIB}")
MESSAGE(${${_LIB}_DEP})
IF(NOT "${_LIB}_DEP")
MESSAGE(FATAL_ERROR "Error finding ${_LIB}.")
ELSE()
MESSAGE(STATUS "Found ${_LIB}: ${${_LIB}_DEP}")
ENDIF()
SET(EXTRA_DEPS ${EXTRA_DEPS} "${${_LIB}_DEP}")
ENDFOREACH()
MESSAGE("Extra deps: ${EXTRA_DEPS}")
LIST(REMOVE_DUPLICATES EXTRA_DEPS)
SET(CMAKE_REQUIRED_LIBRARIES ${CMAKE_REQUIRED_LIBRARIES} ${EXTRA_DEPS})
ENDIF()
###
# End user-specified dependent libraries.
###
# Option to use HDF4
OPTION(ENABLE_HDF4 "Build netCDF-4 with HDF5 read capability(HDF4, HDF5 and Zlib required)." OFF)
IF(ENABLE_HDF4)
SET(USE_HDF4 ON)
# Check for include files, libraries.
FIND_PATH(MFHDF_H_INCLUDE_DIR mfhdf.h)
IF(NOT MFHDF_H_INCLUDE_DIR)
MESSAGE(FATAL_ERROR "HDF4 Support specified, cannot find file mfhdf.h")
ELSE()
SET(HAVE_MFHDF_H ON CACHE BOOL "")
INCLUDE_DIRECTORIES(${MFHDF_H_INCLUDE_DIR})
ENDIF()
FIND_LIBRARY(HDF4_DF_LIB NAMES df libdf hdf)
IF(NOT HDF4_DF_LIB)
MESSAGE(FATAL_ERROR "Can't find or link to the hdf4 df library.")
ENDIF()
FIND_LIBRARY(HDF4_MFHDF_LIB NAMES mfhdf libmfhdf)
IF(NOT HDF4_MFHDF_LIB)
MESSAGE(FATAL_ERROR "Can't find or link to the hdf4 mfhdf library.")
ENDIF()
SET(HDF4_LIBRARIES ${HDF4_DF_LIB} ${HDF4_MFHDF_LIB})
# End include files, libraries.
MESSAGE(STATUS "HDF4 libraries: ${HDF4_DF_LIB}, ${HDF4_MFHDF_LIB}")
MESSAGE(STATUS "Seeking HDF4 jpeg dependency.")
# Look for the jpeglib.h header file.
FIND_PATH(JPEGLIB_H_INCLUDE_DIR jpeglib.h)
IF(NOT JPEGLIB_H_INCLUDE_DIR)
MESSAGE(FATAL_ERROR "HDF4 Support enabled but cannot find jpeglib.h")
ELSE()
SET(HAVE_JPEGLIB_H ON CACHE BOOL "")
INCLUDE_DIRECTORIES(${JPEGLIB_H_INCLUDE_DIR})
ENDIF()
FIND_LIBRARY(JPEG_LIB NAMES jpeg libjpeg)
IF(NOT JPEG_LIB)
MESSAGE(FATAL_ERROR "HDF4 Support enabled but cannot find libjpeg")
ENDIF()
SET(HDF4_LIBRARIES ${JPEG_LIB} ${HDF4_LIBRARIES})
MESSAGE(STATUS "Found JPEG libraries: ${JPEG_LIB}")
# Option to enable HDF4 file tests.
OPTION(ENABLE_HDF4_FILE_TESTS "Run HDF4 file tests. This fetches sample HDF4 files from the Unidata ftp site to test with (requires curl)." ON)
IF(ENABLE_HDF4_FILE_TESTS)
FIND_PROGRAM(PROG_CURL NAMES curl)
IF(PROG_CURL)
SET(USE_HDF4_FILE_TESTS ON)
ELSE()
MESSAGE(STATUS "Unable to locate 'curl'. Disabling hdf4 file tests.")
SET(USE_HDF4_FILE_TESTS OFF)
ENDIF()
ENDIF()
ENDIF()
# Option to Build DLL
IF(WIN32)
OPTION(ENABLE_DLL "Build a Windows DLL." ${BUILD_SHARED_LIBS})
IF(ENABLE_DLL)
SET(BUILD_DLL ON CACHE BOOL "")
ADD_DEFINITIONS(-DDLL_NETCDF)
ADD_DEFINITIONS(-DDLL_EXPORT)
ENDIF()
ENDIF()
# Did the user specify a default minimum blocksize for posixio?
SET(NCIO_MINBLOCKSIZE 256 CACHE STRING "Minimum I/O Blocksize for netCDF classic and 64-bit offset format files.")
# Build netCDF4
OPTION(ENABLE_NETCDF_4 "Enable netCDF-4" ON)
IF(ENABLE_NETCDF_4)
SET(USE_NETCDF4 ON CACHE BOOL "")
SET(ENABLE_NETCDF_4 ON CACHE BOOL "")
SET(ENABLE_NETCDF4 ON CACHE BOOL "")
ENDIF()
# Option for building RPC
OPTION(ENABLE_RPC "Enable RPC Client and Server." OFF)
IF(ENABLE_RPC)
SET(BUILD_RPC ON CACHE BOOL "")
ENDIF()
##
# Option to Enable HDF5
#
# The HDF5 cmake variables differ between platform (linux/osx and Windows),
# as well as between HDF5 versions. As a result, this section is a bit convoluted.
#
# Note that the behavior seems much more stable across HDF5 versions under linux,
# so we do not have to do as much version-based tweaking.
#
# At the end of it, we should have the following defined:
#
# * HDF5_C_LIBRARY
# * HDF5_HL_LIBRARY
# * HDF5_LIBRARIES
# * HDF5_INCLUDE_DIR
# *
##
OPTION(USE_HDF5 "Use HDF5." ${ENABLE_NETCDF_4})
IF(USE_HDF5 OR ENABLE_NETCDF_4)
SET(USE_HDF5 ON)
SET(USE_NETCDF4 ON)
##
# Accommodate developers who have hdf5 libraries and
# headers on their system, but do not have a the hdf
# .cmake files. If this is the case, they should
# specify HDF5_HL_LIB, HDF5_LIB, HDF5_INCLUDE_DIR manually.
##
IF(HDF5_C_LIBRARY AND HDF5_HL_LIBRARY AND HDF5_INCLUDE_DIR)
SET(HDF5_LIBRARIES ${HDF5_C_LIBRARY} ${HDF5_HL_LIBRARY})
SET(HDF5_C_LIBRARIES ${HDF5_C_LIBRARY})
SET(HDF5_HL_LIBRARIES ${HDF5_HL_LIBRARY})
INCLUDE_DIRECTORIES(${HDF5_INCLUDE_DIR})
MESSAGE(STATUS "Using HDF5 C Library: ${HDF5_C_LIBRARY}")
MESSAGE(STATUS "Using HDF5 HL LIbrary: ${HDF5_HL_LIBRARY}")
ELSE(HDF5_C_LIBRARY AND HDF5_HL_LIBRARY AND HDF5_INCLUDE_DIR) # We are seeking out HDF5 with Find Package.
###
# For now we assume that if we are building netcdf
# as a shared library, we will use hdf5 as a shared
# library. If we are building netcdf statically,
# we will use a static library. This can be toggled
# by explicitely modifying NC_FIND_SHARED_LIBS.
##
IF(NC_FIND_SHARED_LIBS)
SET(NC_HDF5_LINK_TYPE "shared")
SET(NC_HDF5_LINK_TYPE_UPPER "SHARED")
ADD_DEFINITIONS(-DH5_BUILT_AS_DYNAMIC_LIB)
ELSE(NC_FIND_SHARED_LIBS)
SET(NC_HDF5_LINK_TYPE "static")
SET(NC_HDF5_LINK_TYPE_UPPER "STATIC")
ADD_DEFINITIONS(-DH5_BUILT_AS_STATIC_LIB)
ENDIF(NC_FIND_SHARED_LIBS)
#####
# First, find the C and HL libraries.
#
# This has been updated to reflect what is in the hdf5
# examples, even though the previous version of what we
# had worked.
#####
IF(MSVC)
SET(SEARCH_PACKAGE_NAME ${HDF5_PACKAGE_NAME})
FIND_PACKAGE(HDF5 NAMES ${SEARCH_PACKAGE_NAME} COMPONENTS C HL NO_MODULES REQUIRED ${NC_HDF5_LINK_TYPE})
ELSE(MSVC)
FIND_PACKAGE(HDF5 COMPONENTS C HL REQUIRED)
ENDIF(MSVC)
##
# Next, check the HDF5 version. This will inform which
# HDF5 variables we need to munge.
##
##
# Assert HDF5 version meets minimum required version.
##
SET(HDF5_VERSION_REQUIRED 1.8.10)
IF(HDF5_VERSION_STRING AND NOT HDF5_VERSION)
SET(HDF5_VERSION ${HDF5_VERSION_STRING})
ENDIF()
IF("${HDF5_VERSION}" STREQUAL "")
MESSAGE(STATUS "Unable to determine hdf5 version. NetCDF requires at least version ${HDF5_VERSION_REQUIRED}")
ELSE()
IF(${HDF5_VERSION} VERSION_LESS ${HDF5_VERSION_REQUIRED})
MESSAGE(FATAL_ERROR
"netCDF requires at least HDF5 ${HDF5_VERSION_REQUIRED}. Found ${HDF5_VERSION}.")
ELSE()
MESSAGE(STATUS "Found HDF5 libraries version ${HDF5_VERSION}")
ENDIF()
ENDIF()
##
# Include the HDF5 include directory.
##
IF(HDF5_INCLUDE_DIRS AND NOT HDF5_INCLUDE_DIR)
SET(HDF5_INCLUDE_DIR ${HDF5_INCLUDE_DIRS})
ENDIF()
MESSAGE(STATUS "Using HDF5 include dir: ${HDF5_INCLUDE_DIR}")
INCLUDE_DIRECTORIES(${HDF5_INCLUDE_DIR})
###
# This is the block where we figure out what the appropriate
# variables are, and we ensure that we end up with
# HDF5_C_LIBRARY, HDF5_HL_LIBRARY and HDF5_LIBRARIES.
###
IF(MSVC)
##
# HDF5 1.8.15 defined HDF5_LIBRARIES.
##
IF(${HDF5_VERSION} VERSION_LESS "1.8.16")
SET(HDF5_C_LIBRARY hdf5)
ENDIF(${HDF5_VERSION} VERSION_LESS "1.8.16")
IF(${HDF5_VERSION} VERSION_GREATER "1.8.15")
IF(NOT HDF5_LIBRARIES AND HDF5_C_${NC_HDF5_LINK_TYPE_UPPER}_LIBRARY AND HDF5_HL_${NC_HDF5_LINK_TYPE_UPPER}_LIBRARY)
SET(HDF5_C_LIBRARY ${HDF5_C_${NC_HDF5_LINK_TYPE_UPPER}_LIBRARY})
SET(HDF5_HL_LIBRARY ${HDF5_HL_${NC_HDF5_LINK_TYPE_UPPER}_LIBRARY})
SET(HDF5_LIBRARIES ${HDF5_C_${NC_HDF5_LINK_TYPE_UPPER}_LIBRARY} ${HDF5_HL_${NC_HDF5_LINK_TYPE_UPPER}_LIBRARY})
ENDIF()
ENDIF(${HDF5_VERSION} VERSION_GREATER "1.8.15")
ELSE(MSVC)
# Depending on the install, either HDF5_hdf_library or
# HDF5_C_LIBRARIES may be defined. We must check for either.
IF(HDF5_C_LIBRARIES AND NOT HDF5_hdf5_LIBRARY)
SET(HDF5_hdf5_LIBRARY ${HDF5_C_LIBRARIES})
ENDIF()
ENDIF(MSVC)
ENDIF(HDF5_C_LIBRARY AND HDF5_HL_LIBRARY AND HDF5_INCLUDE_DIR)
###
# The following options are not used in Windows.
###
IF(NOT MSVC)
# Find out if HDF5 was built with parallel support.
# Do that by checking for the targets H5Pget_fapl_mpiposx and
# H5Pget_fapl_mpio in ${HDF5_LIB}.
CHECK_LIBRARY_EXISTS(hdf5 H5Pget_fapl_mpiposix "" HDF5_IS_PARALLEL_MPIPOSIX)
CHECK_LIBRARY_EXISTS(hdf5 H5Pget_fapl_mpio "" HDF5_IS_PARALLEL_MPIO)
IF(HDF5_IS_PARALLEL_MPIPOSIX OR HDF5_IS_PARALLEL_MPIO)
SET(HDF5_PARALLEL ON)
ELSE()
SET(HDF5_PARALLEL OFF)
ENDIF()
IF(HDF5_IS_PARALLEL_MPIO)
SET(USE_PARALLEL_MPIO ON)
ENDIF()
IF(HDF5_IS_PARALLEL_MPIPOSIX)
SET(USE_PARALLEL_POSIX ON)
ENDIF()
OPTION(ENABLE_DYNAMIC_LOADING "Enable Dynamic Loading" ON)
IF(ENABLE_DYNAMIC_LOADING)
SET(USE_LIBDL ON CACHE BOOL "")
ENDIF()
SET(HDF5_C_LIBRARY hdf5)
ENDIF(NOT MSVC)
#Check to see if H5Z_SZIP exists in HDF5_Libraries. If so, we must use szip.
CHECK_LIBRARY_EXISTS(${HDF5_C_LIBRARY} H5P_SZIP "" USE_SZIP)
IF(USE_SZIP)
FIND_LIBRARY(SZIP NAMES szip sz)
IF(SZIP)
SET(SZIP_LIBRARY ${SZIP})
SET(CMAKE_REQUIRED_LIBRARIES ${CMAKE_REQUIRED_LIBRARIES} ${SZIP})
ELSE()
MESSAGE(FATAL_ERROR "HDF5 Requires SZIP, but cannot find libszip or libsz.")
ENDIF()
ENDIF()
CHECK_LIBRARY_EXISTS(${HDF5_C_LIBRARY} H5free_memory "" HDF5_HAS_H5FREE)
CHECK_LIBRARY_EXISTS(${HDF5_C_LIBRARY} H5Pset_libver_bounds "" HDF5_HAS_LIBVER_BOUNDS)
IF(HDF5_PARALLEL)
SET(HDF5_CC h5pcc)
ELSE()
SET(HDF5_CC h5cc)
ENDIF()
# Starting with hdf5 1.8.11, dynamic loading is an option.
# In case hdf5 has a dependency on libdl, the user must specify
# -DENABLE_DYNAMIC_LOADING=ON when configuring netcdf.
IF(USE_LIBDL)
FIND_LIBRARY(LIBDL NAMES dl dld)
FIND_PATH(LIBDL_INCLUDE_DIR dlfcn.h)
IF(NOT LIBDL)
MESSAGE(ERROR "Cannot find libdl, but dynamic loading was specified.")
ENDIF()
IF(NOT LIBDL_INCLUDE_DIR)
MESSAGE(ERROR "Cannot find dlfcn.h, but dynamic loading was specified.")
ENDIF()
MESSAGE(STATUS "Found libdl: ${LIBDL}")
SET(HAVE_LIBDL ON)
INCLUDE_DIRECTORIES(${LIBDL_INCLUDE_DIR})
ENDIF()
SET(H5_USE_16_API 1)
OPTION(NC_ENABLE_HDF_16_API "Enable HDF5 1.6.x Compatibility(Required)" ON)
IF(NOT NC_ENABLE_HDF_16_API)
SET(H5_USE_16_API 0)
ENDIF()
# Check for ZLib, but only if using HDF5.
FIND_PACKAGE(ZLIB)
IF(NOT ZLIB_LIBRARY)
MESSAGE(FATAL_ERROR "HDF5 Support specified, cannot find ZLib.")
ENDIF()
SET(USE_ZLIB ON)
INCLUDE_DIRECTORIES(${ZLIB_INCLUDE_DIRS})
ENDIF(USE_HDF5 OR ENABLE_NETCDF_4)
# Option to Build DAP Client
OPTION(ENABLE_DAP "Enable DAP Client." ON)
IF(ENABLE_DAP)
SET(USE_DAP ON)
FIND_PACKAGE(CURL)
IF(NOT CURL_LIBRARY)
MESSAGE(FATAL_ERROR "DAP Support specified, CURL libraries are not found.")
ENDIF()
ADD_DEFINITIONS(-DCURL_STATICLIB=1)
INCLUDE_DIRECTORIES(${CURL_INCLUDE_DIRS})
# Check to see if CURLOPT_USERNAME is defined.
# It is present starting version 7.19.1.
CHECK_C_SOURCE_COMPILES("
#include <curl/curl.h>
int main() {int x = CURLOPT_USERNAME;}" HAVE_CURLOPT_USERNAME)
# Check to see if CURLOPT_PASSWORD is defined.
# It is present starting version 7.19.1.
CHECK_C_SOURCE_COMPILES("
#include <curl/curl.h>
int main() {int x = CURLOPT_PASSWORD;}" HAVE_CURLOPT_PASSWORD)
# Check to see if CURLOPT_KEYPASSWD is defined.
# It is present starting version 7.16.4.
CHECK_C_SOURCE_COMPILES("
#include <curl/curl.h>
int main() {int x = CURLOPT_KEYPASSWD;}" HAVE_CURLOPT_KEYPASSWD)
# Check to see if CURLINFO_RESPONSE_CODE is defined.
# It showed up in curl 7.10.7.
CHECK_C_SOURCE_COMPILES("
#include <curl/curl.h>
int main() {int x = CURLINFO_RESPONSE_CODE;}" HAVE_CURLINFO_RESPONSE_CODE)
# Check to see if CURLOPT_CHUNK_BGN_FUNCTION is defined.
# It showed up in curl 7.21.0.
CHECK_C_SOURCE_COMPILES("
#include <curl/curl.h>
int main() {int x = CURLOPT_CHUNK_BGN_FUNCTION;}" HAVE_CURLOPT_CHUNK_BGN_FUNCTION)
ENDIF()
# Check to see if libtool supports
# Check for the math library so it can be explicitly linked.
IF(NOT WIN32)
FIND_LIBRARY(HAVE_LIBM NAMES math m libm)
MESSAGE(STATUS "Found Math library: ${HAVE_LIBM}")
IF(NOT HAVE_LIBM)
MESSAGE(FATAL_ERROR "Unable to find the math library.")
ENDIF()
ENDIF()
# Option to Enable DAP long tests, remote tests.
OPTION(ENABLE_DAP_LONG_TESTS "Enable DAP long tests." OFF)
OPTION(ENABLE_DAP_REMOTE_TESTS "Enable DAP remote tests." ON)
IF(ENABLE_DAP_REMOTE_TESTS)
OPTION(ENABLE_DAP_AUTH_TESTS "Enable DAP remote authorization tests." OFF)
ENDIF()
# If netCDF4 and DAP, Option for DAP groups.
IF(ENABLE_NETCDF_4 AND USE_DAP)
OPTION(ENABLE_DAP_GROUPS "Whether netcdf4 group names should be enabled." ON)
ELSE()
SET(ENABLE_DAP_GROUPS OFF CACHE BOOL "Whether netcdf4 group names should be enabled.")
ENDIF()
# Enable some developer-only tests
OPTION(ENABLE_EXTRA_TESTS "Enable Extra tests. Some may not work because of known issues. Developers only." OFF)
IF(ENABLE_EXTRA_TESTS)
SET(EXTRA_TESTS ON)
ENDIF()
# Option to use bundled XGetopt in place of getopt(). This is mostly useful
# for MSVC builds. If not building utilities, getopt() isn't required at all.
IF(MSVC)
OPTION(ENABLE_XGETOPT "Enable bundled XGetOpt instead of external getopt()." ON)
IF(ENABLE_XGETOPT)
SET(USE_X_GETOPT ON CACHE BOOL "")
ENDIF()
ENDIF()
SET(MATH "")
IF(NOT WIN32)
# STDIO instead of posixio.
OPTION(ENABLE_STDIO "If true, use stdio instead of posixio (ex. on the Cray)" OFF)
IF(ENABLE_STDIO)
SET(USE_STDIO ON CACHE BOOL "")
ENDIF()
# FFIO insteaad of PosixIO
OPTION(ENABLE_FFIO "If true, use ffio instead of posixio" OFF)
IF(ENABLE_FFIO)
SET(USE_FFIO ON CACHE BOOL "")
ENDIF()
ENDIF()
##
# Enable Tests
##
OPTION(ENABLE_TESTS "Enable basic tests, run with 'make test'." ON)
IF(ENABLE_TESTS)
SET(BUILD_TESTSETS ON CACHE BOOL "")
# Options for CTest-based tests, dashboards.
SET(NC_CTEST_PROJECT_NAME "netcdf-c" CACHE STRING "Project Name for CTest-based testing purposes.")
SET(NC_CTEST_DROP_SITE "my.cdash.org" CACHE STRING "Dashboard location for CTest-based testing purposes.")
SET(NC_CTEST_DROP_LOC_PREFIX "" CACHE STRING "Prefix for Dashboard location on remote server when using CTest-based testing.")
FIND_PROGRAM(HOSTNAME_CMD NAMES hostname)
IF(NOT MSVC)
SET(HOSTNAME_ARG "-s")
ENDIF()
IF(HOSTNAME_CMD)
EXEC_PROGRAM(${HOSTNAME_CMD} ARGS "${HOSTNAME_ARG}" OUTPUT_VARIABLE HOSTNAME)
SET(NC_CTEST_SITE "${HOSTNAME}" CACHE STRING "Hostname of test machine.")
ENDIF()
IF(NC_CTEST_SITE)
SET(SITE "${NC_CTEST_SITE}" CACHE STRING "")
ENDIF()
# Create a CTestConfig file from the template.
CONFIGURE_FILE("${netCDF_SOURCE_DIR}/CTestConfig.cmake.in"
"${netCDF_SOURCE_DIR}/CTestConfig.cmake"
@ONLY
)
###
# This option dictates whether or not to turn on
# tests which are known to fail. This is not the
# same thing as an 'expected failure'. Rather, these
# are tests that will need to be fixed eventually.
#
# By placing them here, we can occasionaly turn this
# flag on and see if any known failures have been
# fixed in the course of code improvement/other bug
# fixes.
#
# To use this, simply add as a fencepost around tests
# which are known to fail.
###
OPTION(ENABLE_FAILING_TESTS "Run tests which are known to fail, check to see if any have been fixed." OFF)
###
# End known-failures.
###
MARK_AS_ADVANCED(ENABLE_FAILING_TESTS)
ENDIF()
###
# Option to enable extreme numbers during testing.
###
OPTION(ENABLE_EXTREME_NUMBERS "Enable extreme numbers during testing, such as MAX_INT-1" ON)
IF(ENABLE_EXTREME_NUMBERS)
SET(USE_EXTREME_NUMBERS ON)
ENDIF()
# Enable Large file tests
IF(ENABLE_LARGE_FILE_TESTS)
SET(LARGE_FILE_TESTS ON)
ENDIF()
# Location for large file tests.
SET(TEMP_LARGE "." CACHE STRING "Location to store large file tests.")
OPTION(ENABLE_FSYNC "Enable experimental fsync code." OFF)
IF(ENABLE_FSYNC)
SET(USE_FSYNC ON)
ENDIF()
# Temporary
OPTION (ENABLE_JNA "Enable jna bug fix code." OFF)
IF(ENABLE_JNA)
SET(JNA ON)
ENDIF()
# Linux specific large file support flags.
# Modelled after check in CMakeLists.txt for hdf5.
OPTION(ENABLE_LARGE_FILE_SUPPORT "Enable large file support." ON)
IF(ENABLE_LARGE_FILE_SUPPORT)
IF(MSVC)
SET(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} /LARGEADDRESSAWARE")
SET(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} /LARGEADDRESSAWARE")
SET(CMAKE_MODULE_LINKER_FLAGS "${CMAKE_MODULE_LINKER_FLAGS} /LARGEADDRESSAWARE")
ELSE()
SET(_FILE_OFFSET_BITS 64)
SET(_LARGEFILE64_SOURCE TRUE)
SET(_LARGEFILE_SOURCE TRUE)
ENDIF()
ENDIF()
OPTION(ENABLE_EXAMPLE_TESTS "Run extra example tests. Requires GNU Sed. Ignored if netCDF-4 is not Enabled" OFF)
IF(NOT ENABLE_NETCDF_4 AND ENABLE_EXAMPLE_TESTS)
SET(ENABLE_EXAMPLE_TESTS OFF)
ENDIF()
# Enable Parallel (different than pnetcdf).
SET(STATUS_PARALLEL "OFF")
OPTION(ENABLE_PARALLEL4 "Build netCDF-4 with parallel IO" "${HDF5_PARALLEL}")
IF(ENABLE_PARALLEL4 AND ENABLE_NETCDF_4)
IF(NOT HDF5_PARALLEL)
SET(USE_PARALLEL OFF CACHE BOOL "")
MESSAGE(STATUS "Cannot find HDF5 library built with parallel support. Disabling parallel build.")
ELSE()
SET(HDF5_PARALLEL ON CACHE BOOL "")
SET(USE_PARALLEL ON CACHE BOOL "")
SET(USE_PARALLEL4 ON CACHE BOOL "")
SET(STATUS_PARALLEL "ON")
ENDIF()
ENDIF()
# Options to enable parallel IO, tests.
SET(STATUS_PNETCDF "OFF")
OPTION(ENABLE_PNETCDF "Build with parallel I/O for classic and 64-bit offset files using parallel-netcdf." OFF)
IF(ENABLE_PNETCDF)
# Check for ncmpi_create in libpnetcdf, define USE_PNETCDF
# Does the user want to turn on PNETCDF read ability?
SET(USE_PNETCDF ON CACHE BOOL "")
FIND_LIBRARY(PNETCDF NAMES pnetcdf)
FIND_PATH(PNETCDF_INCLUDE_DIR pnetcdf.h)
IF(NOT PNETCDF)
MESSAGE(STATUS "Cannot find PNetCDF library. Disabling PNetCDF support.")
SET(USE_PNETCDF OFF CACHE BOOL "")
ELSE(NOT PNETCDF)
SET(USE_PARALLEL ON CACHE BOOL "")
# Check PNetCDF version. Must be >= 1.6.0
set(pnetcdf_h "${PNETCDF_INCLUDE_DIR}/pnetcdf.h" )
message(STATUS "PNetCDF include file ${pnetcdf_h} will be searched for version")
file(STRINGS "${pnetcdf_h}" pnetcdf_major_string REGEX "^#define PNETCDF_VERSION_MAJOR")
string(REGEX REPLACE "[^0-9]" "" pnetcdf_major "${pnetcdf_major_string}")
file(STRINGS "${pnetcdf_h}" pnetcdf_minor_string REGEX "^#define PNETCDF_VERSION_MINOR")
string(REGEX REPLACE "[^0-9]" "" pnetcdf_minor "${pnetcdf_minor_string}")
file(STRINGS "${pnetcdf_h}" pnetcdf_sub_string REGEX "^#define PNETCDF_VERSION_SUB")
string(REGEX REPLACE "[^0-9]" "" pnetcdf_sub "${pnetcdf_sub_string}")
set(pnetcdf_version "${pnetcdf_major}.${pnetcdf_minor}.${pnetcdf_sub}")
message(STATUS "Found PNetCDF version ${pnetcdf_version}")
if(${pnetcdf_version} VERSION_GREATER "1.6.0")
SET(STATUS_PNETCDF "ON")
INCLUDE_DIRECTORIES(${PNETCDF_INCLUDE_DIR})
SET(HAVE_LIBPNETCDF ON)
# pnetcdf => parallel
SET(STATUS_PARALLEL ON)
SET(USE_PARALLEL ON)
MESSAGE(STATUS "Using PNetCDF Library: ${PNETCDF}")
ELSE()
MESSAGE(WARNING "ENABLE_PNETCDF requires version 1.6.1 or later; found version ${pnetcdf_version}. PNetCDF is disabled")
ENDIF()
ENDIF(NOT PNETCDF)
ENDIF()
# Enable Parallel Tests.
OPTION(ENABLE_PARALLEL_TESTS "Enable Parallel IO Tests. Ignored if netCDF4 is not enabled, or if there is no parallel I/O Support." ${USE_PARALLEL})
IF(ENABLE_PARALLEL_TESTS AND USE_PARALLEL)
SET(TEST_PARALLEL ON CACHE BOOL "")
IF(USE_NETCDF4)
SET(TEST_PARALLEL4 ON CACHE BOOL "")
ENDIF()
ENDIF()
# Determine whether or not to generate documentation.
OPTION(ENABLE_DOXYGEN "Enable generation of doxygen-based documentation." OFF)
IF(ENABLE_DOXYGEN)
FIND_PACKAGE(Doxygen REQUIRED)