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#
# Copyright by The HDF Group.
# All rights reserved.
#
# This file is part of HDF5. The full HDF5 copyright notice, including
# terms governing use, modification, and redistribution, is contained in
# the COPYING file, which can be found at the root of the source code
# distribution tree, or in https://support.hdfgroup.org/ftp/HDF5/releases.
# If you do not have access to either file, you may request a copy from
# help@hdfgroup.org.
#
macro (ADD_H5_FFLAGS h5_fflag_var infile)
file (STRINGS ${infile} TEST_FLAG_STREAM)
#message (STATUS "TEST_FLAG_STREAM=${TEST_FLAG_STREAM}")
list (LENGTH TEST_FLAG_STREAM len_flag)
if (len_flag GREATER 0)
math (EXPR _FP_LEN "${len_flag} - 1")
foreach (line RANGE 0 ${_FP_LEN})
list (GET TEST_FLAG_STREAM ${line} str_flag)
string (REGEX REPLACE "^#.*" "" str_flag "${str_flag}")
#message (STATUS "str_flag=${str_flag}")
if (str_flag)
list (APPEND ${h5_fflag_var} "${str_flag}")
endif ()
endforeach ()
endif ()
#message (STATUS "h5_fflag_var=${${h5_fflag_var}}")
endmacro ()
message (STATUS "Warnings Configuration: default Fortran: ${CMAKE_Fortran_FLAGS}")
#-----------------------------------------------------------------------------
# Option to allow the user to disable compiler warnings
#-----------------------------------------------------------------------------
if (HDF5_DISABLE_COMPILER_WARNINGS)
message (STATUS "....Compiler warnings are suppressed")
# MSVC uses /w to suppress warnings. It also complains if another
# warning level is given, so remove it.
if (MSVC)
set (HDF5_WARNINGS_BLOCKED 1)
if (CMAKE_Fortran_COMPILER_ID STREQUAL "Intel")
set (CMAKE_Fortran_FLAGS "${CMAKE_Fortran_FLAGS} /warn:none")
endif ()
endif ()
if (WIN32)
add_definitions (-D_CRT_SECURE_NO_WARNINGS)
endif ()
# Borland uses -w- to suppress warnings.
if (BORLAND)
set (HDF5_WARNINGS_BLOCKED 1)
set (CMAKE_Fortran_FLAGS "${CMAKE_Fortran_FLAGS} -w-")
endif ()
# Most compilers use -w to suppress warnings.
if (NOT HDF5_WARNINGS_BLOCKED)
set (CMAKE_Fortran_FLAGS "${CMAKE_Fortran_FLAGS} -w")
endif ()
endif ()
#-----------------------------------------------------------------------------
# HDF5 library compile options
#-----------------------------------------------------------------------------
#-----------------------------------------------------------------------------
# CDash is configured to only allow 3000 warnings, so
# break into groups (from the config/gnu-flags file)
#-----------------------------------------------------------------------------
if (NOT MSVC)
# General flags
if (CMAKE_Fortran_COMPILER_ID STREQUAL "Intel")
ADD_H5_FLAGS (HDF5_CMAKE_Fortran_FLAGS "${HDF5_SOURCE_DIR}/config/intel-warnings/ifort-general")
list (APPEND HDF5_CMAKE_Fortran_FLAGS "-stand:f03" "-free")
elseif (CMAKE_Fortran_COMPILER_ID STREQUAL "GNU")
ADD_H5_FLAGS (HDF5_CMAKE_Fortran_FLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/gfort-general")
list (APPEND HDF5_CMAKE_Fortran_FLAGS "-ffree-form" "-fimplicit-none")
if (CMAKE_Fortran_COMPILER_VERSION VERSION_LESS 8.0 AND NOT CMAKE_Fortran_COMPILER_VERSION VERSION_LESS 4.6)
list (APPEND HDF5_CMAKE_Fortran_FLAGS "-std=f2008ts")
else ()
list (APPEND HDF5_CMAKE_Fortran_FLAGS "-std=f2008")
endif ()
elseif (CMAKE_Fortran_COMPILER_ID STREQUAL "PGI")
list (APPEND HDF5_CMAKE_Fortran_FLAGS "-Mfreeform" "-Mdclchk" "-Mstandard" "-Mallocatable=03")
endif ()
message (STATUS "HDF5_CMAKE_Fortran_FLAGS=${HDF5_CMAKE_Fortran_FLAGS}")
if (CMAKE_Fortran_COMPILER_ID STREQUAL "GNU")
# Append warning flags that only gcc 4.4+ knows about
ADD_H5_FLAGS (HDF5_CMAKE_Fortran_FLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/gfort-4.4")
# Append more extra warning flags that only gcc 4.5+ know about
if (NOT CMAKE_Fortran_COMPILER_VERSION VERSION_LESS 4.5)
ADD_H5_FLAGS (HDF5_CMAKE_Fortran_FLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/gfort-4.5")
endif ()
# Append more extra warning flags that only gcc 4.6+ know about
#if (NOT CMAKE_Fortran_COMPILER_VERSION VERSION_LESS 4.6)
# ADD_H5_FLAGS (HDF5_CMAKE_Fortran_FLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/gfort-4.6")
#endif ()
# Append more extra warning flags that only gcc 4.7+ know about
if (NOT CMAKE_Fortran_COMPILER_VERSION VERSION_LESS 4.7)
ADD_H5_FLAGS (HDF5_CMAKE_Fortran_FLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/gfort-4.7")
endif ()
# Append more extra warning flags that only gcc 4.8+ know about
if (NOT CMAKE_Fortran_COMPILER_VERSION VERSION_LESS 4.8)
ADD_H5_FLAGS (HDF5_CMAKE_Fortran_FLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/gfort-4.8")
endif ()
# Append more extra warning flags that only gcc 4.9+ know about
#if (NOT CMAKE_Fortran_COMPILER_VERSION VERSION_LESS 4.9)
# ADD_H5_FLAGS (HDF5_CMAKE_Fortran_FLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/gfort-4.9")
#endif ()
# Append more extra warning flags that only gcc 5.1+ know about
if (NOT CMAKE_Fortran_COMPILER_VERSION VERSION_LESS 5.0)
ADD_H5_FLAGS (HDF5_CMAKE_Fortran_FLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/gfort-5")
endif ()
# Append more extra warning flags that only gcc 6.x+ know about
if (NOT CMAKE_Fortran_COMPILER_VERSION VERSION_LESS 6.0)
ADD_H5_FLAGS (HDF5_CMAKE_Fortran_FLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/gfort-6")
endif ()
# Append more extra warning flags that only gcc 7.x+ know about
#if (NOT CMAKE_Fortran_COMPILER_VERSION VERSION_LESS 7.0)
# ADD_H5_FLAGS (HDF5_CMAKE_Fortran_FLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/gfort-7")
#endif ()
# Append more extra warning flags that only gcc 8.x+ know about
if (NOT CMAKE_Fortran_COMPILER_VERSION VERSION_LESS 8.0)
ADD_H5_FLAGS (HDF5_CMAKE_Fortran_FLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/gfort-8")
endif ()
# Append more extra warning flags that only gcc 9.x+ know about
#if (NOT CMAKE_Fortran_COMPILER_VERSION VERSION_LESS 9.0)
# ADD_H5_FLAGS (HDF5_CMAKE_Fortran_FLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/gfort-9")
#endif ()
endif ()
else ()
if (CMAKE_Fortran_COMPILER_ID STREQUAL "Intel")
#ADD_H5_FLAGS (HDF5_CMAKE_Fortran_FLAGS "${HDF5_SOURCE_DIR}/config/intel-warnings/win-ifort-general")
list (APPEND HDF5_CMAKE_Fortran_FLAGS "/warn:all" "/stand:f03" "/free")
endif ()
endif ()
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