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#
# Copyright 2009- ECMWF.
#
# This software is licensed under the terms of the Apache Licence version 2.0
# which can be obtained at http://www.apache.org/licenses/LICENSE-2.0.
# In applying this licence, ECMWF does not waive the privileges and immunities
# granted to it by virtue of its status as an intergovernmental organisation
# nor does it submit to any jurisdiction.
#
set(CMAKE_C_STANDARD 11)
set(CMAKE_C_STANDARD_REQUIRED ON)
set(CMAKE_C_EXTENSIONS ON) # GNU GCC extensions are required by tools/ecflow_standalone
set(CMAKE_CXX_STANDARD 17)
set(CMAKE_CXX_STANDARD_REQUIRED ON)
set(CMAKE_CXX_EXTENSIONS OFF)
ecbuild_add_option( FEATURE WARNINGS
DEFAULT ON
DESCRIPTION "Enable extended compiler warnings" )
ecbuild_add_option( FEATURE COLOURED_OUTPUT
DEFAULT ON
DESCRIPTION "Make sure that GCC/Clang produce coloured output" )
ecbuild_add_option( FEATURE EXPORT_COMPILE_COMMANDS
DEFAULT ON
DESCRIPTION "Activate generation of compilation commands file" )
ecbuild_info( "CMAKE_C_COMPILER_ID : ${CMAKE_C_COMPILER_ID}")
ecbuild_info( "CMAKE_C_COMPILER_VERSION : ${CMAKE_C_COMPILER_VERSION}")
ecbuild_info( "CMAKE_CXX_COMPILER_ID : ${CMAKE_CXX_COMPILER_ID}")
ecbuild_info( "CMAKE_CXX_COMPILER_VERSION : ${CMAKE_CXX_COMPILER_VERSION}")
ecbuild_info( "Selected built type: ${CMAKE_BUILD_TYPE}" )
if( CMAKE_BUILD_TYPE MATCHES "[Dd][Ee][Bb][Uu][Gg]" )
# Tell C/C++ that we're doing a debug build
add_definitions( -DDEBUG )
endif()
if ("${CMAKE_CXX_COMPILER_ID}" STREQUAL "Clang")
#
# In case of using Clang, we increase the template depth to avoid the following error:
# /usr/local/include/boost/type_traits/is_base_and_derived.hpp:226:42:
# fatal error: recursive template instantiation exceeded maximum depth of 256
#
ecbuild_add_cxx_flags("-ftemplate-depth=1024")
#
# In case of using Clang [18.1, 20[ in Linux, we disable the following error (present in Boost headers):
#
if (CMAKE_CXX_COMPILER_VERSION VERSION_GREATER_EQUAL 18.1 AND CMAKE_CXX_COMPILER_VERSION VERSION_LESS 20 AND CMAKE_SYSTEM_NAME STREQUAL "Linux")
ecbuild_add_cxx_flags("-Wno-enum-constexpr-conversion")
endif ()
endif()
if (HAVE_WARNINGS)
ecbuild_add_c_flags(-Wall)
ecbuild_add_c_flags(-Wextra)
if ("${CMAKE_C_COMPILER_ID}" STREQUAL "Intel" OR "${CMAKE_C_COMPILER_ID}" STREQUAL "IntelLLVM")
ecbuild_add_c_flags(-pedantic)
ecbuild_add_cxx_flags(-pedantic)
else()
ecbuild_add_c_flags(-Wpedantic)
ecbuild_add_cxx_flags(-Wpedantic)
endif()
ecbuild_add_cxx_flags(-Wall)
ecbuild_add_cxx_flags(-Wextra)
# Silence compiler warnings
# n.b. All these extra compiler options should be removed, and the compiler warnings properly silenced
add_compile_options(
# C++-related warnings
## GCC
$<$<AND:$<COMPILE_LANGUAGE:CXX>,$<CXX_COMPILER_ID:GNU>>:-Wno-array-bounds>
$<$<AND:$<COMPILE_LANGUAGE:CXX>,$<CXX_COMPILER_ID:GNU>,$<VERSION_GREATER_EQUAL:$<CXX_COMPILER_VERSION>,9.0.0>>:-Wno-deprecated-copy> # silence warnings in Qt5 related headers
$<$<AND:$<COMPILE_LANGUAGE:CXX>,$<CXX_COMPILER_ID:GNU>>:-Wno-deprecated-declarations>
$<$<AND:$<COMPILE_LANGUAGE:CXX>,$<CXX_COMPILER_ID:GNU>>:-Wno-unused-result>
$<$<AND:$<COMPILE_LANGUAGE:CXX>,$<CXX_COMPILER_ID:GNU>>:-Wno-unused-parameter>
## Clang (MacOS Homebrew, AMD Clang-base)
$<$<AND:$<COMPILE_LANGUAGE:CXX>,$<CXX_COMPILER_ID:Clang>>:-Wno-deprecated-copy-with-user-provided-copy> # silence warnings in Qt5 related headers
$<$<AND:$<COMPILE_LANGUAGE:CXX>,$<CXX_COMPILER_ID:Clang>>:-Wno-deprecated-declarations>
$<$<AND:$<COMPILE_LANGUAGE:CXX>,$<CXX_COMPILER_ID:Clang>>:-Wno-missing-field-initializers> # silence warning in Boost.Python related headers
$<$<AND:$<COMPILE_LANGUAGE:CXX>,$<CXX_COMPILER_ID:Clang>>:-Wno-overloaded-virtual>
$<$<AND:$<COMPILE_LANGUAGE:CXX>,$<CXX_COMPILER_ID:Clang>>:-Wno-unused-parameter>
$<$<AND:$<COMPILE_LANGUAGE:CXX>,$<CXX_COMPILER_ID:Clang>,$<VERSION_GREATER_EQUAL:$<CXX_COMPILER_VERSION>,14.0.0>>:-Wno-c++20-attribute-extensions> # silence warning in Qt6 related headers
$<$<AND:$<COMPILE_LANGUAGE:CXX>,$<CXX_COMPILER_ID:Clang>,$<VERSION_GREATER_EQUAL:$<CXX_COMPILER_VERSION>,21.0.0>>:-Wno-character-conversion> # silence warning in Qt6 related headers
## Clang (MacOS AppleClang)
$<$<AND:$<COMPILE_LANGUAGE:CXX>,$<CXX_COMPILER_ID:AppleClang>>:-Wno-deprecated-copy-with-user-provided-copy> # silence warnings in Qt5 related headers
$<$<AND:$<COMPILE_LANGUAGE:CXX>,$<CXX_COMPILER_ID:AppleClang>>:-Wno-deprecated-declarations>
$<$<AND:$<COMPILE_LANGUAGE:CXX>,$<CXX_COMPILER_ID:AppleClang>>:-Wno-missing-field-initializers> # silence warning in Boost.Python related headers
$<$<AND:$<COMPILE_LANGUAGE:CXX>,$<CXX_COMPILER_ID:AppleClang>>:-Wno-overloaded-virtual>
$<$<AND:$<COMPILE_LANGUAGE:CXX>,$<CXX_COMPILER_ID:AppleClang>>:-Wno-unused-parameter>
$<$<AND:$<COMPILE_LANGUAGE:CXX>,$<CXX_COMPILER_ID:AppleClang>,$<VERSION_GREATER_EQUAL:$<CXX_COMPILER_VERSION>,14.0.0>>:-Wno-c++20-attribute-extensions> # silence warning in Qt6 related headers
$<$<AND:$<COMPILE_LANGUAGE:CXX>,$<CXX_COMPILER_ID:AppleClang>,$<VERSION_GREATER_EQUAL:$<CXX_COMPILER_VERSION>,21.0.0>>:-Wno-character-conversion> # silence warning in Qt6 related headers
## Clang (Intel Clang-based)
$<$<AND:$<COMPILE_LANGUAGE:CXX>,$<CXX_COMPILER_ID:IntelLLVM>>:-Wno-deprecated-copy-with-user-provided-copy> # silence warnings in Qt5 related headers
$<$<AND:$<COMPILE_LANGUAGE:CXX>,$<CXX_COMPILER_ID:IntelLLVM>>:-Wno-deprecated-declarations>
$<$<AND:$<COMPILE_LANGUAGE:CXX>,$<CXX_COMPILER_ID:IntelLLVM>>:-Wno-missing-field-initializers> # silence warning in Boost.Python related headers
$<$<AND:$<COMPILE_LANGUAGE:CXX>,$<CXX_COMPILER_ID:IntelLLVM>>:-Wno-overloaded-virtual>
$<$<AND:$<COMPILE_LANGUAGE:CXX>,$<CXX_COMPILER_ID:IntelLLVM>>:-Wno-unused-parameter>
)
endif ()
if (HAVE_COLOURED_OUTPUT)
if ("${CMAKE_GENERATOR}" STREQUAL "Ninja" AND ENABLE_COLOURED_OUTPUT)
ecbuild_info("Ninja generator detected! Ensuring GNU/Clang produce coloured output...")
add_compile_options(
$<$<CXX_COMPILER_ID:GNU>:-fdiagnostics-color=always>
$<$<CXX_COMPILER_ID:Clang>:-fdiagnostics-color>
)
endif ()
endif ()
if (HAVE_EXPORT_COMPILE_COMMANDS)
set(CMAKE_EXPORT_COMPILE_COMMANDS ON)
endif ()
# =========================================================================================
# Support for std::filesystem
# =========================================================================================
if( CMAKE_CXX_COMPILER_ID STREQUAL "GNU" AND CMAKE_CXX_COMPILER_VERSION VERSION_LESS "9.0" )
# GCC 8.x needs explicit stdc++fs linking
link_libraries(stdc++fs)
endif()
if( CMAKE_CXX_COMPILER_ID STREQUAL "IntelLLVM" AND CMAKE_CXX_COMPILER_VERSION VERSION_LESS "2026.0")
# Intel compilers (available on Atos HPC) need explicit stdc++fs linking
link_libraries(stdc++fs)
endif()
if( CMAKE_CXX_COMPILER_ID STREQUAL "NVHPC" AND CMAKE_CXX_COMPILER_VERSION VERSION_LESS_EQUAL "25.0")
# NVidia compilers (available on Atos HPC) need explicit stdc++fs linking
link_libraries(stdc++fs)
endif()
if( NOT APPLE AND CMAKE_CXX_COMPILER_ID STREQUAL "Clang" AND CMAKE_CXX_COMPILER_VERSION VERSION_LESS "15.0")
# ARM-based Clang (available on Atos HPC) needs explicit stdc++fs linking
link_libraries(stdc++fs)
endif()
# =========================================================================================
# Support for mallinfo / mallinfo2
# =========================================================================================
check_symbol_exists(mallinfo2 malloc.h HAVE_MALLINFO2)
if (HAVE_MALLINFO2)
message(STATUS "'mallinfo2' is available, using it for memory usage information")
add_definitions(-DHAVE_MALLINFO2)
else ()
check_symbol_exists(mallinfo malloc.h HAVE_MALLINFO)
if (HAVE_MALLINFO)
message(STATUS "'mallinfo' is available, using it for memory usage information")
add_definitions(-DHAVE_MALLINFO)
endif()
endif()
if (NOT HAVE_MALLINFO AND NOT HAVE_MALLINFO2)
message(STATUS "Neither 'mallinfo' nor 'mallinfo2' are available, memory usage information will not be available")
endif()
|
