mirror of
https://github.com/HDFGroup/hdf5.git
synced 2024-12-27 08:01:04 +08:00
798 lines
36 KiB
CMake
798 lines
36 KiB
CMake
#-----------------------------------------------------------------------------
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# Include all the necessary files for macros
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#-----------------------------------------------------------------------------
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INCLUDE (${CMAKE_ROOT}/Modules/CheckFunctionExists.cmake)
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INCLUDE (${CMAKE_ROOT}/Modules/CheckIncludeFile.cmake)
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INCLUDE (${CMAKE_ROOT}/Modules/CheckIncludeFileCXX.cmake)
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INCLUDE (${CMAKE_ROOT}/Modules/CheckIncludeFiles.cmake)
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INCLUDE (${CMAKE_ROOT}/Modules/CheckLibraryExists.cmake)
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INCLUDE (${CMAKE_ROOT}/Modules/CheckSymbolExists.cmake)
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INCLUDE (${CMAKE_ROOT}/Modules/CheckTypeSize.cmake)
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INCLUDE (${CMAKE_ROOT}/Modules/CheckFortranFunctionExists.cmake)
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MESSAGE (STATUS "Configure Checks that still need to be implemented")
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MESSAGE (STATUS " GetConsoleScreenBufferInfo function for Windows")
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#-----------------------------------------------------------------------------
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# Always SET this for now IF we are on an OS X box
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#-----------------------------------------------------------------------------
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IF (APPLE)
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SET (H5_AC_APPLE_UNIVERSAL_BUILD 1)
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ENDIF (APPLE)
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#-----------------------------------------------------------------------------
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# Option to Clear File Buffers before write --enable-clear-file-buffers
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#-----------------------------------------------------------------------------
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OPTION (HDF5_Enable_Clear_File_Buffers "Securely clear file buffers before writing to file" ON)
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IF (HDF5_Enable_Clear_File_Buffers)
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SET (H5_CLEAR_MEMORY 1)
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ENDIF (HDF5_Enable_Clear_File_Buffers)
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#-----------------------------------------------------------------------------
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# Option for --enable-instrument
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#-----------------------------------------------------------------------------
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IF (CMAKE_BUILD_TYPE MATCHES Debug)
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SET (HDF5_Enable_Instrument ON)
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ENDIF (CMAKE_BUILD_TYPE MATCHES Debug)
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OPTION (HDF5_Enable_Instrument "Instrument The library" HDF5_Enable_Instrument)
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IF (HDF5_Enable_Instrument)
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SET (H5_HAVE_INSTRUMENTED_LIBRARY 1)
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ENDIF (HDF5_Enable_Instrument)
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#-----------------------------------------------------------------------------
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# Option for --enable-strict-format-checks
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#-----------------------------------------------------------------------------
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OPTION (HDF5_STRICT_FORMAT_CHECKS "Whether to perform strict file format checks" OFF)
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IF (HDF5_STRICT_FORMAT_CHECKS)
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SET (H5_STRICT_FORMAT_CHECKS 1)
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ENDIF (HDF5_STRICT_FORMAT_CHECKS)
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#-----------------------------------------------------------------------------
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# Option for --enable-metadata-trace-file
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#-----------------------------------------------------------------------------
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OPTION (HDF5_METADATA_TRACE_FILE "Enable metadata trace file collection" OFF)
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IF (HDF5_METADATA_TRACE_FILE)
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SET (H5_METADATA_TRACE_FILE 1)
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ENDIF (HDF5_METADATA_TRACE_FILE)
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# ----------------------------------------------------------------------
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# Decide whether the data accuracy has higher priority during data
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# conversions. If not, some hard conversions will still be prefered even
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# though the data may be wrong (for example, some compilers don't
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# support denormalized floating values) to maximize speed.
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#
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OPTION (HDF5_WANT_DATA_ACCURACY "IF data accuracy is guaranteed during data conversions" ON)
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IF (HDF5_WANT_DATA_ACCURACY)
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SET (H5_WANT_DATA_ACCURACY 1)
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ENDIF(HDF5_WANT_DATA_ACCURACY)
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# ----------------------------------------------------------------------
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# Decide whether the presence of user's exception handling functions is
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# checked and data conversion exceptions are returned. This is mainly
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# for the speed optimization of hard conversions. Soft conversions can
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# actually benefit little.
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#
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OPTION (HDF5_WANT_DCONV_EXCEPTION "exception handling functions is checked during data conversions" ON)
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IF (HDF5_WANT_DCONV_EXCEPTION)
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SET (H5_WANT_DCONV_EXCEPTION 1)
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ENDIF (HDF5_WANT_DCONV_EXCEPTION)
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SET (LINUX_LFS 0)
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IF (CMAKE_SYSTEM MATCHES "Linux-([3-9]\\.[0-9]|2\\.[4-9])\\.")
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# Linux Specific flags
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ADD_DEFINITIONS (-D_POSIX_SOURCE -D_BSD_SOURCE)
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OPTION (HDF5_ENABLE_LARGE_FILE "Enable support for large (64-bit) files on Linux." ON)
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IF (HDF5_ENABLE_LARGE_FILE)
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SET (LARGEFILE 1)
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ENDIF (HDF5_ENABLE_LARGE_FILE)
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ENDIF (CMAKE_SYSTEM MATCHES "Linux-([3-9]\\.[0-9]|2\\.[4-9])\\.")
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SET (HDF5_EXTRA_FLAGS)
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IF (LINUX_LFS)
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SET (HDF5_EXTRA_FLAGS -D_FILE_OFFSET_BITS=64 -D_LARGEFILE64_SOURCE -D_LARGEFILE_SOURCE)
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SET (CMAKE_REQUIRED_DEFINITIONS ${HDF5_EXTRA_FLAGS})
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ENDIF (LINUX_LFS)
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ADD_DEFINITIONS (${HDF5_EXTRA_FLAGS})
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#IF (WIN32)
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# SET (DEFAULT_STREAM_VFD OFF)
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#ELSE (WIN32)
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# SET (DEFAULT_STREAM_VFD ON)
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#ENDIF (WIN32)
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#OPTION (HDF5_STREAM_VFD "Compile Stream Virtual File Driver support" ${DEFAULT_STREAM_VFD})
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OPTION (HDF5_ENABLE_HSIZET "Enable datasets larger than memory" ON)
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SET (WINDOWS)
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IF (WIN32)
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IF (NOT UNIX)
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SET (WINDOWS 1)
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ENDIF (NOT UNIX)
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ENDIF (WIN32)
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# TODO --------------------------------------------------------------------------
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# Should the Default Virtual File Driver be compiled?
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# This is hard-coded now but option should added to match configure
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#
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IF (WINDOWS)
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SET (H5_HAVE_WINDOWS 1)
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# SET (H5_WINDOWS_USE_STDIO 0)
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# ----------------------------------------------------------------------
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# Set the flag to indicate that the machine has window style pathname,
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# that is, "drive-letter:\" (e.g. "C:") or "drive-letter:/" (e.g. "C:/").
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# (This flag should be _unset_ for all machines, except for Windows)
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#
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SET (H5_HAVE_WINDOW_PATH 1)
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SET (WINDOWS_MAX_BUF (1024 * 1024 * 1024))
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SET (H5_DEFAULT_VFD H5FD_WINDOWS)
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ELSE (WINDOWS)
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SET (H5_DEFAULT_VFD H5FD_SEC2)
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ENDIF (WINDOWS)
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# ----------------------------------------------------------------------
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# Set the flag to indicate that the machine can handle converting
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# floating-point to long long values.
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# (This flag should be _unset_ for all machines)
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#
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# SET (H5_HW_FP_TO_LLONG_NOT_WORKS 0)
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# so far we have no check for this
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SET(H5_HAVE_TMPFILE 1)
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#-----------------------------------------------------------------------------
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# This MACRO checks IF the symbol exists in the library and IF it
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# does, it appends library to the list.
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#-----------------------------------------------------------------------------
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SET (LINK_LIBS "")
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MACRO (CHECK_LIBRARY_EXISTS_CONCAT LIBRARY SYMBOL VARIABLE)
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CHECK_LIBRARY_EXISTS ("${LIBRARY};${LINK_LIBS}" ${SYMBOL} "" ${VARIABLE})
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IF (${VARIABLE})
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SET (LINK_LIBS ${LINK_LIBS} ${LIBRARY})
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ENDIF (${VARIABLE})
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ENDMACRO (CHECK_LIBRARY_EXISTS_CONCAT)
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#-----------------------------------------------------------------------------
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# Check for the math library "m"
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#-----------------------------------------------------------------------------
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IF (WINDOWS)
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SET (H5_HAVE_LIBM 1)
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ELSE (WINDOWS)
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CHECK_LIBRARY_EXISTS_CONCAT ("m" printf H5_HAVE_LIBM)
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ENDIF (WINDOWS)
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CHECK_LIBRARY_EXISTS_CONCAT ("ws2_32" printf H5_HAVE_LIBWS2_32)
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CHECK_LIBRARY_EXISTS_CONCAT ("wsock32" printf H5_HAVE_LIBWSOCK32)
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#CHECK_LIBRARY_EXISTS_CONCAT ("dl" dlopen H5_HAVE_LIBDL)
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CHECK_LIBRARY_EXISTS_CONCAT ("ucb" gethostname H5_HAVE_LIBUCB)
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CHECK_LIBRARY_EXISTS_CONCAT ("socket" connect H5_HAVE_LIBSOCKET)
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CHECK_LIBRARY_EXISTS ("c" gethostbyname "" NOT_NEED_LIBNSL)
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IF (NOT NOT_NEED_LIBNSL)
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CHECK_LIBRARY_EXISTS_CONCAT ("nsl" gethostbyname H5_HAVE_LIBNSL)
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ENDIF (NOT NOT_NEED_LIBNSL)
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SET (USE_INCLUDES "")
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#-----------------------------------------------------------------------------
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# Check IF header file exists and add it to the list.
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#-----------------------------------------------------------------------------
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MACRO (CHECK_INCLUDE_FILE_CONCAT FILE VARIABLE)
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CHECK_INCLUDE_FILES ("${USE_INCLUDES};${FILE}" ${VARIABLE})
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IF (${VARIABLE})
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SET (USE_INCLUDES ${USE_INCLUDES} ${FILE})
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ENDIF (${VARIABLE})
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ENDMACRO (CHECK_INCLUDE_FILE_CONCAT)
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#-----------------------------------------------------------------------------
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# If we are on Windows we know some of the answers to these tests already
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#-----------------------------------------------------------------------------
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IF (WINDOWS)
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SET (H5_HAVE_IO_H 1)
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SET (H5_HAVE_SETJMP_H 1)
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SET (H5_HAVE_STDDEF_H 1)
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SET (H5_HAVE_SYS_STAT_H 1)
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SET (H5_HAVE_SYS_TIMEB_H 1)
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SET (H5_HAVE_SYS_TYPES_H 1)
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SET (H5_HAVE_WINSOCK_H 1)
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ENDIF (WINDOWS)
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#-----------------------------------------------------------------------------
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# Check for the existence of certain header files
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#-----------------------------------------------------------------------------
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CHECK_INCLUDE_FILE_CONCAT ("globus/common.h" H5_HAVE_GLOBUS_COMMON_H)
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CHECK_INCLUDE_FILE_CONCAT ("io.h" H5_HAVE_IO_H)
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CHECK_INCLUDE_FILE_CONCAT ("mfhdf.h" H5_HAVE_MFHDF_H)
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CHECK_INCLUDE_FILE_CONCAT ("pdb.h" H5_HAVE_PDB_H)
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CHECK_INCLUDE_FILE_CONCAT ("pthread.h" H5_HAVE_PTHREAD_H)
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CHECK_INCLUDE_FILE_CONCAT ("setjmp.h" H5_HAVE_SETJMP_H)
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CHECK_INCLUDE_FILE_CONCAT ("srbclient.h" H5_HAVE_SRBCLIENT_H)
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CHECK_INCLUDE_FILE_CONCAT ("stddef.h" H5_HAVE_STDDEF_H)
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CHECK_INCLUDE_FILE_CONCAT ("stdint.h" H5_HAVE_STDINT_H)
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CHECK_INCLUDE_FILE_CONCAT ("string.h" H5_HAVE_STRING_H)
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CHECK_INCLUDE_FILE_CONCAT ("strings.h" H5_HAVE_STRINGS_H)
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CHECK_INCLUDE_FILE_CONCAT ("sys/ioctl.h" H5_HAVE_SYS_IOCTL_H)
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CHECK_INCLUDE_FILE_CONCAT ("sys/proc.h" H5_HAVE_SYS_PROC_H)
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CHECK_INCLUDE_FILE_CONCAT ("sys/resource.h" H5_HAVE_SYS_RESOURCE_H)
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CHECK_INCLUDE_FILE_CONCAT ("sys/socket.h" H5_HAVE_SYS_SOCKET_H)
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CHECK_INCLUDE_FILE_CONCAT ("sys/stat.h" H5_HAVE_SYS_STAT_H)
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IF (CMAKE_SYSTEM_NAME MATCHES "OSF")
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CHECK_INCLUDE_FILE_CONCAT ("sys/sysinfo.h" H5_HAVE_SYS_SYSINFO_H)
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ELSE (CMAKE_SYSTEM_NAME MATCHES "OSF")
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SET (H5_HAVE_SYS_SYSINFO_H "" CACHE INTERNAL "" FORCE)
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ENDIF (CMAKE_SYSTEM_NAME MATCHES "OSF")
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CHECK_INCLUDE_FILE_CONCAT ("sys/time.h" H5_HAVE_SYS_TIME_H)
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CHECK_INCLUDE_FILE_CONCAT ("time.h" H5_HAVE_TIME_H)
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CHECK_INCLUDE_FILE_CONCAT ("sys/timeb.h" H5_HAVE_SYS_TIMEB_H)
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CHECK_INCLUDE_FILE_CONCAT ("sys/types.h" H5_HAVE_SYS_TYPES_H)
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CHECK_INCLUDE_FILE_CONCAT ("unistd.h" H5_HAVE_UNISTD_H)
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CHECK_INCLUDE_FILE_CONCAT ("stdlib.h" H5_HAVE_STDLIB_H)
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CHECK_INCLUDE_FILE_CONCAT ("memory.h" H5_HAVE_MEMORY_H)
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CHECK_INCLUDE_FILE_CONCAT ("dlfcn.h" H5_HAVE_DLFCN_H)
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CHECK_INCLUDE_FILE_CONCAT ("features.h" H5_HAVE_FEATURES_H)
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CHECK_INCLUDE_FILE_CONCAT ("inttypes.h" H5_HAVE_INTTYPES_H)
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CHECK_INCLUDE_FILE_CONCAT ("winsock.h" H5_HAVE_WINSOCK_H)
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CHECK_INCLUDE_FILE_CONCAT ("netinet/in.h" H5_HAVE_NETINET_IN_H)
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# IF the c compiler found stdint, check the C++ as well. On some systems this
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# file will be found by C but not C++, only do this test IF the C++ compiler
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# has been initialized (e.g. the project also includes some c++)
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IF (H5_HAVE_STDINT_H AND CMAKE_CXX_COMPILER_LOADED)
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CHECK_INCLUDE_FILE_CXX ("stdint.h" H5_HAVE_STDINT_H_CXX)
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IF (NOT H5_HAVE_STDINT_H_CXX)
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SET (H5_HAVE_STDINT_H "" CACHE INTERNAL "Have includes HAVE_STDINT_H")
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ENDIF (NOT H5_HAVE_STDINT_H_CXX)
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ENDIF (H5_HAVE_STDINT_H AND CMAKE_CXX_COMPILER_LOADED)
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#-----------------------------------------------------------------------------
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# Check the size in bytes of all the int and float types
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#-----------------------------------------------------------------------------
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MACRO (H5_CHECK_TYPE_SIZE type var)
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SET (aType ${type})
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SET (aVar ${var})
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# MESSAGE (STATUS "Checking size of ${aType} and storing into ${aVar}")
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CHECK_TYPE_SIZE (${aType} ${aVar})
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IF (NOT ${aVar})
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SET (${aVar} 0 CACHE INTERNAL "SizeOf for ${aType}")
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# MESSAGE (STATUS "Size of ${aType} was NOT Found")
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ENDIF (NOT ${aVar})
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ENDMACRO (H5_CHECK_TYPE_SIZE)
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H5_CHECK_TYPE_SIZE (char H5_SIZEOF_CHAR)
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H5_CHECK_TYPE_SIZE (short H5_SIZEOF_SHORT)
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H5_CHECK_TYPE_SIZE (int H5_SIZEOF_INT)
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H5_CHECK_TYPE_SIZE (unsigned H5_SIZEOF_UNSIGNED)
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IF (NOT APPLE)
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H5_CHECK_TYPE_SIZE (long H5_SIZEOF_LONG)
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ENDIF (NOT APPLE)
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H5_CHECK_TYPE_SIZE ("long long" H5_SIZEOF_LONG_LONG)
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H5_CHECK_TYPE_SIZE (__int64 H5_SIZEOF___INT64)
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IF (NOT H5_SIZEOF___INT64)
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SET (H5_SIZEOF___INT64 0)
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ENDIF (NOT H5_SIZEOF___INT64)
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H5_CHECK_TYPE_SIZE (float H5_SIZEOF_FLOAT)
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H5_CHECK_TYPE_SIZE (double H5_SIZEOF_DOUBLE)
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H5_CHECK_TYPE_SIZE ("long double" H5_SIZEOF_LONG_DOUBLE)
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H5_CHECK_TYPE_SIZE (int8_t H5_SIZEOF_INT8_T)
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H5_CHECK_TYPE_SIZE (uint8_t H5_SIZEOF_UINT8_T)
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H5_CHECK_TYPE_SIZE (int_least8_t H5_SIZEOF_INT_LEAST8_T)
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H5_CHECK_TYPE_SIZE (uint_least8_t H5_SIZEOF_UINT_LEAST8_T)
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H5_CHECK_TYPE_SIZE (int_fast8_t H5_SIZEOF_INT_FAST8_T)
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H5_CHECK_TYPE_SIZE (uint_fast8_t H5_SIZEOF_UINT_FAST8_T)
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H5_CHECK_TYPE_SIZE (int16_t H5_SIZEOF_INT16_T)
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H5_CHECK_TYPE_SIZE (uint16_t H5_SIZEOF_UINT16_T)
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H5_CHECK_TYPE_SIZE (int_least16_t H5_SIZEOF_INT_LEAST16_T)
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H5_CHECK_TYPE_SIZE (uint_least16_t H5_SIZEOF_UINT_LEAST16_T)
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H5_CHECK_TYPE_SIZE (int_fast16_t H5_SIZEOF_INT_FAST16_T)
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H5_CHECK_TYPE_SIZE (uint_fast16_t H5_SIZEOF_UINT_FAST16_T)
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H5_CHECK_TYPE_SIZE (int32_t H5_SIZEOF_INT32_T)
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H5_CHECK_TYPE_SIZE (uint32_t H5_SIZEOF_UINT32_T)
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H5_CHECK_TYPE_SIZE (int_least32_t H5_SIZEOF_INT_LEAST32_T)
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H5_CHECK_TYPE_SIZE (uint_least32_t H5_SIZEOF_UINT_LEAST32_T)
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H5_CHECK_TYPE_SIZE (int_fast32_t H5_SIZEOF_INT_FAST32_T)
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H5_CHECK_TYPE_SIZE (uint_fast32_t H5_SIZEOF_UINT_FAST32_T)
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H5_CHECK_TYPE_SIZE (int64_t H5_SIZEOF_INT64_T)
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H5_CHECK_TYPE_SIZE (uint64_t H5_SIZEOF_UINT64_T)
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H5_CHECK_TYPE_SIZE (int_least64_t H5_SIZEOF_INT_LEAST64_T)
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H5_CHECK_TYPE_SIZE (uint_least64_t H5_SIZEOF_UINT_LEAST64_T)
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H5_CHECK_TYPE_SIZE (int_fast64_t H5_SIZEOF_INT_FAST64_T)
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H5_CHECK_TYPE_SIZE (uint_fast64_t H5_SIZEOF_UINT_FAST64_T)
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IF (NOT APPLE)
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H5_CHECK_TYPE_SIZE (size_t H5_SIZEOF_SIZE_T)
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H5_CHECK_TYPE_SIZE (ssize_t H5_SIZEOF_SSIZE_T)
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IF (NOT H5_SIZEOF_SSIZE_T)
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SET (H5_SIZEOF_SSIZE_T 0)
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ENDIF (NOT H5_SIZEOF_SSIZE_T)
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ENDIF (NOT APPLE)
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H5_CHECK_TYPE_SIZE (off_t H5_SIZEOF_OFF_T)
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H5_CHECK_TYPE_SIZE (off64_t H5_SIZEOF_OFF64_T)
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IF (NOT H5_SIZEOF_OFF64_T)
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SET (H5_SIZEOF_OFF64_T 0)
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ENDIF (NOT H5_SIZEOF_OFF64_T)
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# For other tests to use the same libraries
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SET (CMAKE_REQUIRED_LIBRARIES ${LINK_LIBS})
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#-----------------------------------------------------------------------------
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# Check for some functions that are used
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IF (WINDOWS)
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SET (H5_HAVE_STRDUP 1)
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SET (H5_HAVE_SYSTEM 1)
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SET (H5_HAVE_DIFFTIME 1)
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SET (H5_HAVE_LONGJMP 1)
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SET (H5_STDC_HEADERS 1)
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SET (H5_HAVE_GETHOSTNAME 1)
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ENDIF (WINDOWS)
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CHECK_FUNCTION_EXISTS (alarm H5_HAVE_ALARM)
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CHECK_FUNCTION_EXISTS (fork H5_HAVE_FORK)
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CHECK_FUNCTION_EXISTS (frexpf H5_HAVE_FREXPF)
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CHECK_FUNCTION_EXISTS (frexpl H5_HAVE_FREXPL)
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CHECK_FUNCTION_EXISTS (gethostname H5_HAVE_GETHOSTNAME)
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CHECK_FUNCTION_EXISTS (getpwuid H5_HAVE_GETPWUID)
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CHECK_FUNCTION_EXISTS (getrusage H5_HAVE_GETRUSAGE)
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CHECK_FUNCTION_EXISTS (lstat H5_HAVE_LSTAT)
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CHECK_FUNCTION_EXISTS (rand_r H5_HAVE_RAND_R)
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CHECK_FUNCTION_EXISTS (random H5_HAVE_RANDOM)
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CHECK_FUNCTION_EXISTS (setsysinfo H5_HAVE_SETSYSINFO)
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CHECK_FUNCTION_EXISTS (signal H5_HAVE_SIGNAL)
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CHECK_FUNCTION_EXISTS (longjmp H5_HAVE_LONGJMP)
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CHECK_FUNCTION_EXISTS (setjmp H5_HAVE_SETJMP)
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CHECK_FUNCTION_EXISTS (siglongjmp H5_HAVE_SIGLONGJMP)
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CHECK_FUNCTION_EXISTS (sigsetjmp H5_HAVE_SIGSETJMP)
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CHECK_FUNCTION_EXISTS (sigaction H5_HAVE_SIGACTION)
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CHECK_FUNCTION_EXISTS (sigprocmask H5_HAVE_SIGPROCMASK)
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CHECK_FUNCTION_EXISTS (snprintf H5_HAVE_SNPRINTF)
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CHECK_FUNCTION_EXISTS (srandom H5_HAVE_SRANDOM)
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CHECK_FUNCTION_EXISTS (strdup H5_HAVE_STRDUP)
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CHECK_FUNCTION_EXISTS (symlink H5_HAVE_SYMLINK)
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CHECK_FUNCTION_EXISTS (system H5_HAVE_SYSTEM)
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CHECK_FUNCTION_EXISTS (tmpfile H5_HAVE_TMPFILE)
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CHECK_FUNCTION_EXISTS (vasprintf H5_HAVE_VASPRINTF)
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CHECK_FUNCTION_EXISTS (waitpid H5_HAVE_WAITPID)
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CHECK_FUNCTION_EXISTS (vsnprintf H5_HAVE_VSNPRINTF)
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CHECK_FUNCTION_EXISTS (ioctl H5_HAVE_IOCTL)
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#CHECK_FUNCTION_EXISTS (gettimeofday H5_HAVE_GETTIMEOFDAY)
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CHECK_FUNCTION_EXISTS (difftime H5_HAVE_DIFFTIME)
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CHECK_FUNCTION_EXISTS (fseeko H5_HAVE_FSEEKO)
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CHECK_FUNCTION_EXISTS (ftello H5_HAVE_FTELLO)
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CHECK_FUNCTION_EXISTS (fstat64 H5_HAVE_FSTAT64)
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CHECK_FUNCTION_EXISTS (stat64 H5_HAVE_STAT64)
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# MPI checks
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SET (CMAKE_REQUIRED_INCLUDES "${MPI_INCLUDE_PATH}/mpi.h" )
|
|
SET (CMAKE_REQUIRED_LIBRARIES "${MPI_LIBRARY}" )
|
|
CHECK_FUNCTION_EXISTS (MPI_File_get_size H5_HAVE_MPI_GET_SIZE)
|
|
|
|
# For Fortran+MPI
|
|
CHECK_SYMBOL_EXISTS (MPI_Comm_c2f "${MPI_INCLUDE_PATH}/mpi.h" H5_HAVE_MPI_MULTI_LANG_Comm)
|
|
CHECK_SYMBOL_EXISTS (MPI_Info_c2f "${MPI_INCLUDE_PATH}/mpi.h" H5_HAVE_MPI_MULTI_LANG_Info)
|
|
|
|
#-----------------------------------------------------------------------------
|
|
|
|
#-----------------------------------------------------------------------------
|
|
# Since gettimeofday is not defined any where standard, lets look in all the
|
|
# usual places. On MSVC we are just going to use ::clock()
|
|
#-----------------------------------------------------------------------------
|
|
IF (NOT MSVC)
|
|
IF ("H5_HAVE_TIME_GETTIMEOFDAY" MATCHES "^H5_HAVE_TIME_GETTIMEOFDAY$")
|
|
TRY_COMPILE (HAVE_TIME_GETTIMEOFDAY
|
|
${CMAKE_BINARY_DIR}
|
|
${HDF5_SOURCE_DIR}/Resources/GetTimeOfDayTest.cpp
|
|
COMPILE_DEFINITIONS -DTRY_TIME_H
|
|
OUTPUT_VARIABLE OUTPUT
|
|
)
|
|
IF (HAVE_TIME_GETTIMEOFDAY STREQUAL "TRUE")
|
|
SET (H5_HAVE_TIME_GETTIMEOFDAY "1" CACHE INTERNAL "H5_HAVE_TIME_GETTIMEOFDAY")
|
|
ENDIF (HAVE_TIME_GETTIMEOFDAY STREQUAL "TRUE")
|
|
ENDIF ("H5_HAVE_TIME_GETTIMEOFDAY" MATCHES "^H5_HAVE_TIME_GETTIMEOFDAY$")
|
|
|
|
IF ("H5_HAVE_SYS_TIME_GETTIMEOFDAY" MATCHES "^H5_HAVE_SYS_TIME_GETTIMEOFDAY$")
|
|
TRY_COMPILE (HAVE_SYS_TIME_GETTIMEOFDAY
|
|
${CMAKE_BINARY_DIR}
|
|
${HDF5_SOURCE_DIR}/Resources/GetTimeOfDayTest.cpp
|
|
COMPILE_DEFINITIONS -DTRY_SYS_TIME_H
|
|
OUTPUT_VARIABLE OUTPUT
|
|
)
|
|
IF (HAVE_SYS_TIME_GETTIMEOFDAY STREQUAL "TRUE")
|
|
SET (H5_HAVE_SYS_TIME_GETTIMEOFDAY "1" CACHE INTERNAL "H5_HAVE_SYS_TIME_GETTIMEOFDAY")
|
|
ENDIF (HAVE_SYS_TIME_GETTIMEOFDAY STREQUAL "TRUE")
|
|
ENDIF ("H5_HAVE_SYS_TIME_GETTIMEOFDAY" MATCHES "^H5_HAVE_SYS_TIME_GETTIMEOFDAY$")
|
|
ENDIF (NOT MSVC)
|
|
|
|
IF (NOT HAVE_SYS_TIME_GETTIMEOFDAY AND NOT H5_HAVE_GETTIMEOFDAY AND NOT MSVC)
|
|
MESSAGE (STATUS "---------------------------------------------------------------")
|
|
MESSAGE (STATUS "Function 'gettimeofday()' was not found. HDF5 will use its")
|
|
MESSAGE (STATUS " own implementation.. This can happen on older versions of")
|
|
MESSAGE (STATUS " MinGW on Windows. Consider upgrading your MinGW installation")
|
|
MESSAGE (STATUS " to a newer version such as MinGW 3.12")
|
|
MESSAGE (STATUS "---------------------------------------------------------------")
|
|
ENDIF (NOT HAVE_SYS_TIME_GETTIMEOFDAY AND NOT H5_HAVE_GETTIMEOFDAY AND NOT MSVC)
|
|
|
|
|
|
# Check for Symbols
|
|
CHECK_SYMBOL_EXISTS (tzname "time.h" H5_HAVE_DECL_TZNAME)
|
|
|
|
#-----------------------------------------------------------------------------
|
|
#
|
|
#-----------------------------------------------------------------------------
|
|
IF (NOT WINDOWS)
|
|
CHECK_SYMBOL_EXISTS (TIOCGWINSZ "sys/ioctl.h" H5_HAVE_TIOCGWINSZ)
|
|
CHECK_SYMBOL_EXISTS (TIOCGETD "sys/ioctl.h" H5_HAVE_TIOCGETD)
|
|
ENDIF (NOT WINDOWS)
|
|
|
|
#-----------------------------------------------------------------------------
|
|
# Check for the Stream VFD driver
|
|
#-----------------------------------------------------------------------------
|
|
IF (HDF5_STREAM_VFD)
|
|
CHECK_INCLUDE_FILE_CONCAT ("netdb.h" H5_HAVE_NETDB_H)
|
|
CHECK_INCLUDE_FILE_CONCAT ("netinet/tcp.h" H5_HAVE_NETINET_TCP_H)
|
|
CHECK_INCLUDE_FILE_CONCAT ("sys/filio.h" H5_HAVE_SYS_FILIO_H)
|
|
SET (H5_HAVE_STREAM 1)
|
|
ENDIF (HDF5_STREAM_VFD)
|
|
|
|
|
|
# For other other specific tests, use this MACRO.
|
|
MACRO (HDF5_FUNCTION_TEST OTHER_TEST)
|
|
IF ("H5_${OTHER_TEST}" MATCHES "^H5_${OTHER_TEST}$")
|
|
SET (MACRO_CHECK_FUNCTION_DEFINITIONS "-D${OTHER_TEST} ${CMAKE_REQUIRED_FLAGS}")
|
|
SET (OTHER_TEST_ADD_LIBRARIES)
|
|
IF (CMAKE_REQUIRED_LIBRARIES)
|
|
SET (OTHER_TEST_ADD_LIBRARIES "-DLINK_LIBRARIES:STRING=${CMAKE_REQUIRED_LIBRARIES}")
|
|
ENDIF (CMAKE_REQUIRED_LIBRARIES)
|
|
|
|
FOREACH (def ${HDF5_EXTRA_TEST_DEFINITIONS})
|
|
SET (MACRO_CHECK_FUNCTION_DEFINITIONS "${MACRO_CHECK_FUNCTION_DEFINITIONS} -D${def}=${${def}}")
|
|
ENDFOREACH (def)
|
|
|
|
FOREACH (def
|
|
H5_HAVE_SYS_TIME_H
|
|
H5_HAVE_UNISTD_H
|
|
H5_HAVE_SYS_TYPES_H
|
|
H5_HAVE_SYS_SOCKET_H
|
|
)
|
|
IF ("${def}")
|
|
SET (MACRO_CHECK_FUNCTION_DEFINITIONS "${MACRO_CHECK_FUNCTION_DEFINITIONS} -D${def}")
|
|
ENDIF ("${def}")
|
|
ENDFOREACH (def)
|
|
|
|
IF (LINUX_LFS)
|
|
SET (MACRO_CHECK_FUNCTION_DEFINITIONS
|
|
"${MACRO_CHECK_FUNCTION_DEFINITIONS} -D_FILE_OFFSET_BITS=64 -D_LARGEFILE64_SOURCE -D_LARGEFILE_SOURCE"
|
|
)
|
|
ENDIF (LINUX_LFS)
|
|
|
|
# (STATUS "Performing ${OTHER_TEST}")
|
|
TRY_COMPILE (${OTHER_TEST}
|
|
${CMAKE_BINARY_DIR}
|
|
${HDF5_SOURCE_DIR}/Resources/HDF5Tests.c
|
|
CMAKE_FLAGS -DCOMPILE_DEFINITIONS:STRING=${MACRO_CHECK_FUNCTION_DEFINITIONS}
|
|
"${OTHER_TEST_ADD_LIBRARIES}"
|
|
OUTPUT_VARIABLE OUTPUT
|
|
)
|
|
IF (${OTHER_TEST})
|
|
SET (H5_${OTHER_TEST} 1 CACHE INTERNAL "Other test ${FUNCTION}")
|
|
MESSAGE (STATUS "Performing Other Test ${OTHER_TEST} - Success")
|
|
ELSE (${OTHER_TEST})
|
|
MESSAGE (STATUS "Performing Other Test ${OTHER_TEST} - Failed")
|
|
SET (H5_${OTHER_TEST} "" CACHE INTERNAL "Other test ${FUNCTION}")
|
|
FILE (APPEND ${CMAKE_BINARY_DIR}/CMakeFiles/CMakeError.log
|
|
"Performing Other Test ${OTHER_TEST} failed with the following output:\n"
|
|
"${OUTPUT}\n"
|
|
)
|
|
ENDIF (${OTHER_TEST})
|
|
ENDIF ("H5_${OTHER_TEST}" MATCHES "^H5_${OTHER_TEST}$")
|
|
ENDMACRO (HDF5_FUNCTION_TEST)
|
|
|
|
#-----------------------------------------------------------------------------
|
|
# Check a bunch of other functions
|
|
#-----------------------------------------------------------------------------
|
|
IF (WINDOWS)
|
|
SET (H5_HAVE_TIMEZONE 1)
|
|
SET (H5_HAVE_FUNCTION 1)
|
|
ELSE (WINDOWS)
|
|
FOREACH (test
|
|
TIME_WITH_SYS_TIME
|
|
STDC_HEADERS
|
|
HAVE_TM_ZONE
|
|
HAVE_STRUCT_TM_TM_ZONE
|
|
HAVE_ATTRIBUTE
|
|
HAVE_FUNCTION
|
|
HAVE_TM_GMTOFF
|
|
HAVE_TIMEZONE
|
|
HAVE_STRUCT_TIMEZONE
|
|
HAVE_STAT_ST_BLOCKS
|
|
HAVE_FUNCTION
|
|
SYSTEM_SCOPE_THREADS
|
|
HAVE_SOCKLEN_T
|
|
DEV_T_IS_SCALAR
|
|
HAVE_OFF64_T
|
|
GETTIMEOFDAY_GIVES_TZ
|
|
VSNPRINTF_WORKS
|
|
HAVE_C99_FUNC
|
|
HAVE_C99_DESIGNATED_INITIALIZER
|
|
CXX_HAVE_OFFSETOF
|
|
)
|
|
HDF5_FUNCTION_TEST (${test})
|
|
ENDFOREACH (test)
|
|
ENDIF (WINDOWS)
|
|
|
|
#-----------------------------------------------------------------------------
|
|
# Look for 64 bit file stream capability
|
|
#-----------------------------------------------------------------------------
|
|
IF (HAVE_OFF64_T)
|
|
CHECK_FUNCTION_EXISTS (lseek64 H5_HAVE_LSEEK64)
|
|
CHECK_FUNCTION_EXISTS (fseek64 H5_HAVE_FSEEK64)
|
|
ENDIF (HAVE_OFF64_T)
|
|
|
|
#-----------------------------------------------------------------------------
|
|
# Determine how 'inline' is used
|
|
#-----------------------------------------------------------------------------
|
|
SET (HDF5_EXTRA_TEST_DEFINITIONS INLINE_TEST_INLINE)
|
|
FOREACH (inline_test inline __inline__ __inline)
|
|
SET (INLINE_TEST_INLINE ${inline_test})
|
|
HDF5_FUNCTION_TEST (INLINE_TEST_${inline_test})
|
|
ENDFOREACH (inline_test)
|
|
|
|
SET (HDF5_EXTRA_TEST_DEFINITIONS)
|
|
IF (INLINE_TEST___inline__)
|
|
SET (H5_inline __inline__)
|
|
ELSE (INLINE_TEST___inline__)
|
|
IF (INLINE_TEST___inline)
|
|
SET (H5_inline __inline)
|
|
ELSE (INLINE_TEST___inline)
|
|
IF (INLINE_TEST_inline)
|
|
SET (H5_inline inline)
|
|
ENDIF (INLINE_TEST_inline)
|
|
ENDIF (INLINE_TEST___inline)
|
|
ENDIF (INLINE_TEST___inline__)
|
|
|
|
#-----------------------------------------------------------------------------
|
|
# Check how to print a Long Long integer
|
|
#-----------------------------------------------------------------------------
|
|
SET (H5_H5_PRINTF_LL_WIDTH "H5_PRINTF_LL_WIDTH")
|
|
IF (H5_PRINTF_LL_WIDTH MATCHES "^H5_PRINTF_LL_WIDTH$")
|
|
SET (PRINT_LL_FOUND 0)
|
|
MESSAGE (STATUS "Checking for appropriate format for 64 bit long:")
|
|
FOREACH (HDF5_PRINTF_LL l64 l L q I64 ll)
|
|
SET (CURRENT_TEST_DEFINITIONS "-DPRINTF_LL_WIDTH=${HDF5_PRINTF_LL}")
|
|
IF (H5_SIZEOF_LONG_LONG)
|
|
SET (CURRENT_TEST_DEFINITIONS "${CURRENT_TEST_DEFINITIONS} -DHAVE_LONG_LONG")
|
|
ENDIF (H5_SIZEOF_LONG_LONG)
|
|
TRY_RUN (HDF5_PRINTF_LL_TEST_RUN HDF5_PRINTF_LL_TEST_COMPILE
|
|
${HDF5_BINARY_DIR}/CMake
|
|
${HDF5_SOURCE_DIR}/Resources/HDF5Tests.c
|
|
CMAKE_FLAGS -DCOMPILE_DEFINITIONS:STRING=${CURRENT_TEST_DEFINITIONS}
|
|
OUTPUT_VARIABLE OUTPUT
|
|
)
|
|
IF (HDF5_PRINTF_LL_TEST_COMPILE)
|
|
IF (HDF5_PRINTF_LL_TEST_RUN MATCHES 0)
|
|
SET (H5_PRINTF_LL_WIDTH "\"${HDF5_PRINTF_LL}\"" CACHE INTERNAL "Width for printf for type `long long' or `__int64', us. `ll")
|
|
SET (PRINT_LL_FOUND 1)
|
|
ELSE (HDF5_PRINTF_LL_TEST_RUN MATCHES 0)
|
|
MESSAGE ("Width with ${HDF5_PRINTF_LL} failed with result: ${HDF5_PRINTF_LL_TEST_RUN}")
|
|
ENDIF (HDF5_PRINTF_LL_TEST_RUN MATCHES 0)
|
|
ELSE (HDF5_PRINTF_LL_TEST_COMPILE)
|
|
FILE (APPEND ${CMAKE_BINARY_DIR}/CMakeFiles/CMakeError.log
|
|
"Test H5_PRINTF_LL_WIDTH for ${HDF5_PRINTF_LL} failed with the following output:\n ${OUTPUT}\n"
|
|
)
|
|
ENDIF (HDF5_PRINTF_LL_TEST_COMPILE)
|
|
ENDFOREACH (HDF5_PRINTF_LL)
|
|
|
|
IF (PRINT_LL_FOUND)
|
|
MESSAGE (STATUS "Checking for apropriate format for 64 bit long: found ${H5_PRINTF_LL_WIDTH}")
|
|
ELSE (PRINT_LL_FOUND)
|
|
MESSAGE (STATUS "Checking for apropriate format for 64 bit long: not found")
|
|
SET (H5_PRINTF_LL_WIDTH "\"unknown\"" CACHE INTERNAL
|
|
"Width for printf for type `long long' or `__int64', us. `ll"
|
|
)
|
|
ENDIF (PRINT_LL_FOUND)
|
|
ENDIF (H5_PRINTF_LL_WIDTH MATCHES "^H5_PRINTF_LL_WIDTH$")
|
|
|
|
# ----------------------------------------------------------------------
|
|
# Set the flag to indicate that the machine can handle converting
|
|
# denormalized floating-point values.
|
|
# (This flag should be set for all machines, except for the Crays, where
|
|
# the cache value is set in it's config file)
|
|
#
|
|
SET (H5_CONVERT_DENORMAL_FLOAT 1)
|
|
|
|
#-----------------------------------------------------------------------------
|
|
# Are we going to use HSIZE_T
|
|
#-----------------------------------------------------------------------------
|
|
IF (HDF5_ENABLE_HSIZET)
|
|
SET (H5_HAVE_LARGE_HSIZET 1)
|
|
ENDIF (HDF5_ENABLE_HSIZET)
|
|
IF (CYGWIN)
|
|
SET (H5_HAVE_LSEEK64 0)
|
|
ENDIF (CYGWIN)
|
|
|
|
#-----------------------------------------------------------------------------
|
|
# Macro to determine the various conversion capabilities
|
|
#-----------------------------------------------------------------------------
|
|
MACRO (H5ConversionTests TEST msg)
|
|
IF ("${TEST}" MATCHES "^${TEST}$")
|
|
# MESSAGE (STATUS "===> ${TEST}")
|
|
TRY_RUN (${TEST}_RUN ${TEST}_COMPILE
|
|
${HDF5_BINARY_DIR}/CMake
|
|
${HDF5_SOURCE_DIR}/Resources/ConversionTests.c
|
|
CMAKE_FLAGS -DCOMPILE_DEFINITIONS:STRING=-D${TEST}_TEST
|
|
OUTPUT_VARIABLE OUTPUT
|
|
)
|
|
IF (${TEST}_COMPILE)
|
|
IF (${TEST}_RUN MATCHES 0)
|
|
SET (${TEST} 1 CACHE INTERNAL ${msg})
|
|
MESSAGE(STATUS "${msg}... yes")
|
|
ELSE (${TEST}_RUN MATCHES 0)
|
|
SET (${TEST} "" CACHE INTERNAL ${msg})
|
|
MESSAGE (STATUS "${msg}... no")
|
|
FILE (APPEND ${CMAKE_BINARY_DIR}/CMakeFiles/CMakeError.log
|
|
"Test ${TEST} Run failed with the following output and exit code:\n ${OUTPUT}\n"
|
|
)
|
|
ENDIF (${TEST}_RUN MATCHES 0)
|
|
ELSE (${TEST}_COMPILE )
|
|
SET (${TEST} "" CACHE INTERNAL ${msg})
|
|
MESSAGE (STATUS "${msg}... no")
|
|
FILE (APPEND ${CMAKE_BINARY_DIR}/CMakeFiles/CMakeError.log
|
|
"Test ${TEST} Compile failed with the following output:\n ${OUTPUT}\n"
|
|
)
|
|
ENDIF (${TEST}_COMPILE)
|
|
|
|
ENDIF("${TEST}" MATCHES "^${TEST}$")
|
|
ENDMACRO (H5ConversionTests)
|
|
|
|
#-----------------------------------------------------------------------------
|
|
# Macro to make some of the conversion tests easier to write/read
|
|
#-----------------------------------------------------------------------------
|
|
MACRO (H5MiscConversionTest VAR TEST msg)
|
|
IF ("${TEST}" MATCHES "^${TEST}$")
|
|
IF (${VAR})
|
|
SET (${TEST} 1 CACHE INTERNAL ${msg})
|
|
MESSAGE (STATUS "${msg}... yes")
|
|
ELSE (${VAR})
|
|
SET (${TEST} "" CACHE INTERNAL ${msg})
|
|
MESSAGE (STATUS "${msg}... no")
|
|
ENDIF (${VAR})
|
|
ENDIF ("${TEST}" MATCHES "^${TEST}$")
|
|
ENDMACRO (H5MiscConversionTest)
|
|
|
|
#-----------------------------------------------------------------------------
|
|
# Check various conversion capabilities
|
|
#-----------------------------------------------------------------------------
|
|
|
|
# -----------------------------------------------------------------------
|
|
# Set flag to indicate that the machine can handle conversion from
|
|
# long double to integers accurately. This flag should be set "yes" for
|
|
# all machines except all SGIs. For SGIs, some conversions are
|
|
# incorrect and its cache value is set "no" in its config/irix6.x and
|
|
# irix5.x.
|
|
#
|
|
H5MiscConversionTest (H5_SIZEOF_LONG_DOUBLE H5_LDOUBLE_TO_INTEGER_ACCURATE "checking IF converting from long double to integers is accurate")
|
|
# -----------------------------------------------------------------------
|
|
# Set flag to indicate that the machine can do conversion from
|
|
# long double to integers regardless of accuracy. This flag should be
|
|
# set "yes" for all machines except HP-UX 11.00. For HP-UX 11.00, the
|
|
# compiler has 'floating exception' when converting 'long double' to all
|
|
# integers except 'unsigned long long'. Other HP-UX systems are unknown
|
|
# yet. (1/8/05 - SLU)
|
|
#
|
|
H5ConversionTests (H5_LDOUBLE_TO_INTEGER_WORKS "Checking IF converting from long double to integers works")
|
|
# -----------------------------------------------------------------------
|
|
# Set flag to indicate that the machine can handle conversion from
|
|
# integers to long double. (This flag should be set "yes" for all
|
|
# machines except all SGIs, where some conversions are
|
|
# incorrect and its cache value is set "no" in its config/irix6.x and
|
|
# irix5.x)
|
|
#
|
|
H5MiscConversionTest (H5_SIZEOF_LONG_DOUBLE H5_INTEGER_TO_LDOUBLE_ACCURATE "checking IF accurately converting from integers to long double")
|
|
# ----------------------------------------------------------------------
|
|
# Set the flag to indicate that the machine can accurately convert
|
|
# 'unsigned long' to 'float' values.
|
|
# (This flag should be set for all machines, except for Pathscale compiler
|
|
# on Sandia's Linux machine where the compiler interprets 'unsigned long'
|
|
# values as negative when the first bit of 'unsigned long' is on during
|
|
# the conversion to float.)
|
|
#
|
|
H5ConversionTests (H5_ULONG_TO_FLOAT_ACCURATE "Checking IF accurately converting unsigned long to float values")
|
|
# ----------------------------------------------------------------------
|
|
# Set the flag to indicate that the machine can accurately convert
|
|
# 'unsigned (long) long' values to 'float' and 'double' values.
|
|
# (This flag should be set for all machines, except for the SGIs, where
|
|
# the cache value is set in the config/irix6.x config file) and Solaris
|
|
# 64-bit machines, where the short program below tests if round-up is
|
|
# correctly handled.
|
|
#
|
|
H5ConversionTests (H5_ULONG_TO_FP_BOTTOM_BIT_ACCURATE "Checking IF accurately converting unsigned long long to floating-point values")
|
|
# ----------------------------------------------------------------------
|
|
# Set the flag to indicate that the machine can accurately convert
|
|
# 'float' or 'double' to 'unsigned long long' values.
|
|
# (This flag should be set for all machines, except for PGI compiler
|
|
# where round-up happens when the fraction of float-point value is greater
|
|
# than 0.5.
|
|
#
|
|
H5ConversionTests (H5_FP_TO_ULLONG_ACCURATE "Checking IF accurately roundup converting floating-point to unsigned long long values" )
|
|
# ----------------------------------------------------------------------
|
|
# Set the flag to indicate that the machine can accurately convert
|
|
# 'float', 'double' or 'long double' to 'unsigned long long' values.
|
|
# (This flag should be set for all machines, except for HP-UX machines
|
|
# where the maximal number for unsigned long long is 0x7fffffffffffffff
|
|
# during conversion.
|
|
#
|
|
H5ConversionTests (H5_FP_TO_ULLONG_RIGHT_MAXIMUM "Checking IF right maximum converting floating-point to unsigned long long values" )
|
|
# ----------------------------------------------------------------------
|
|
# Set the flag to indicate that the machine can accurately convert
|
|
# 'long double' to 'unsigned int' values. (This flag should be set for
|
|
# all machines, except for some Intel compilers on some Linux.)
|
|
#
|
|
H5ConversionTests (H5_LDOUBLE_TO_UINT_ACCURATE "Checking IF correctly converting long double to unsigned int values")
|
|
# ----------------------------------------------------------------------
|
|
# Set the flag to indicate that the machine can _compile_
|
|
# 'unsigned long long' to 'float' and 'double' typecasts.
|
|
# (This flag should be set for all machines.)
|
|
#
|
|
IF (H5_ULLONG_TO_FP_CAST_WORKS MATCHES ^H5_ULLONG_TO_FP_CAST_WORKS$)
|
|
SET (H5_ULLONG_TO_FP_CAST_WORKS 1 CACHE INTERNAL "Checking IF compiling unsigned long long to floating-point typecasts work")
|
|
MESSAGE (STATUS "Checking IF compiling unsigned long long to floating-point typecasts work... yes")
|
|
ENDIF (H5_ULLONG_TO_FP_CAST_WORKS MATCHES ^H5_ULLONG_TO_FP_CAST_WORKS$)
|
|
# ----------------------------------------------------------------------
|
|
# Set the flag to indicate that the machine can _compile_
|
|
# 'long long' to 'float' and 'double' typecasts.
|
|
# (This flag should be set for all machines.)
|
|
#
|
|
IF (H5_LLONG_TO_FP_CAST_WORKS MATCHES ^H5_LLONG_TO_FP_CAST_WORKS$)
|
|
SET (H5_LLONG_TO_FP_CAST_WORKS 1 CACHE INTERNAL "Checking IF compiling long long to floating-point typecasts work")
|
|
MESSAGE (STATUS "Checking IF compiling long long to floating-point typecasts work... yes")
|
|
ENDIF (H5_LLONG_TO_FP_CAST_WORKS MATCHES ^H5_LLONG_TO_FP_CAST_WORKS$)
|
|
# ----------------------------------------------------------------------
|
|
# Set the flag to indicate that the machine can convert from
|
|
# 'unsigned long long' to 'long double' without precision loss.
|
|
# (This flag should be set for all machines, except for FreeBSD(sleipnir)
|
|
# where the last 2 bytes of mantissa are lost when compiler tries to do
|
|
# the conversion, and Cygwin where compiler doesn't do rounding correctly.)
|
|
#
|
|
H5ConversionTests (H5_ULLONG_TO_LDOUBLE_PRECISION "Checking IF converting unsigned long long to long double with precision")
|
|
# ----------------------------------------------------------------------
|
|
# Set the flag to indicate that the machine can handle overflow converting
|
|
# all floating-point to all integer types.
|
|
# (This flag should be set for all machines, except for Cray X1 where
|
|
# floating exception is generated when the floating-point value is greater
|
|
# than the maximal integer value).
|
|
#
|
|
H5ConversionTests (H5_FP_TO_INTEGER_OVERFLOW_WORKS "Checking IF overflows normally converting floating-point to integer values")
|
|
# ----------------------------------------------------------------------
|
|
# Set the flag to indicate that the machine can accurately convert
|
|
# 'long double' to '(unsigned) long long' values. (This flag should be set for
|
|
# all machines, except for Mac OS 10.4 and SGI IRIX64 6.5. When the bit sequence
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# of long double is 0x4351ccf385ebc8a0bfcc2a3c..., the values of (unsigned)long long
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# start to go wrong on these two machines. Adjusting it higher to
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# 0x4351ccf385ebc8a0dfcc... or 0x4351ccf385ebc8a0ffcc... will make the converted
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# values wildly wrong. This test detects this wrong behavior and disable the test.
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#
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H5ConversionTests (H5_LDOUBLE_TO_LLONG_ACCURATE "Checking IF correctly converting long double to (unsigned) long long values")
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# ----------------------------------------------------------------------
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# Set the flag to indicate that the machine can accurately convert
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# '(unsigned) long long' to 'long double' values. (This flag should be set for
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# all machines, except for Mac OS 10.4, when the bit sequences are 003fff...,
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# 007fff..., 00ffff..., 01ffff..., ..., 7fffff..., the converted values are twice
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# as big as they should be.
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#
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H5ConversionTests (H5_LLONG_TO_LDOUBLE_CORRECT "Checking IF correctly converting (unsigned) long long to long double values")
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H5ConversionTests (H5_NO_ALIGNMENT_RESTRICTIONS "Checking IF alignment restrictions are strictly enforced")
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#-----------------------------------------------------------------------------
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# These tests need to be manually SET for windows since there is currently
|
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# something not quite correct with the actual test implementation. This affects
|
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# the 'dt_arith' test and most likely lots of other code
|
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# ----------------------------------------------------------------------------
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IF (WINDOWS)
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SET (H5_FP_TO_ULLONG_RIGHT_MAXIMUM "" CACHE INTERNAL "")
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ENDIF (WINDOWS)
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