# CMake find module to search for the SimGrid library.
-# Copyright (c) 2016-2020. The SimGrid Team.
+# Copyright (c) 2016-2021. The SimGrid Team.
#
# This file is free software; you can redistribute it and/or modify it
# under the terms of the license (GNU LGPL) which comes with this package.
# (code to use with SimGrid v3.19+)
# #endif
#
-# Since SimGrid header files require C++11, so we set CMAKE_CXX_STANDARD to 11.
+# Since SimGrid header files require C++14, so we set CMAKE_CXX_STANDARD to 14.
# Change this variable in your own file if you need a later standard.
#
cmake_minimum_required(VERSION 2.8)
-set(CMAKE_CXX_STANDARD 11)
+set(CMAKE_CXX_STANDARD 14)
set(CMAKE_CXX_STANDARD_REQUIRED ON)
find_path(SimGrid_INCLUDE_DIR
INTERFACE_COMPILE_FEATURES cxx_alias_templates
IMPORTED_LOCATION ${SimGrid_LIBRARY}
)
- # We need C++11, so check for it just in case the user removed it since compiling SimGrid
+ # We need C++14, so check for it just in case the user removed it since compiling SimGrid
if (NOT CMAKE_VERSION VERSION_LESS 3.8)
- # 3.8+ allows us to simply require C++11 (or higher)
- set_property(TARGET SimGrid::SimGrid PROPERTY INTERFACE_COMPILE_FEATURES cxx_std_11)
+ # 3.8+ allows us to simply require C++14 (or higher)
+ set_property(TARGET SimGrid::SimGrid PROPERTY INTERFACE_COMPILE_FEATURES cxx_std_14)
elseif (NOT CMAKE_VERSION VERSION_LESS 3.1)
# 3.1+ is similar but for certain features. We pick just one
- set_property(TARGET SimGrid::SimGrid PROPERTY INTERFACE_COMPILE_FEATURES cxx_alias_templates)
+ set_property(TARGET SimGrid::SimGrid PROPERTY INTERFACE_COMPILE_FEATURES cxx_attribute_deprecated)
else ()
- # Old CMake can't do much. Just check the CXX_FLAGS and inform the user when a C++11 feature does not work
+ # Old CMake can't do much. Just check the CXX_FLAGS and inform the user when a C++14 feature does not work
include(CheckCXXSourceCompiles)
set(CMAKE_REQUIRED_FLAGS "${CMAKE_CXX_FLAGS}")
- check_cxx_source_compiles("using Foo = int; int main(){}" _SIMGRID_CXX11_ENABLED)
- if (NOT _SIMGRID_CXX11_ENABLED)
- message(WARNING "C++11 is required to use SimGrid. Enable it with e.g. -std=c++11")
+ check_cxx_source_compiles("
+#if __cplusplus < 201402L
+#error
+#else
+int main(){}
+#endif
+" _SIMGRID_CXX14_ENABLED)
+ if (NOT _SIMGRID_CXX14_ENABLED)
+ message(WARNING "C++14 is required to use SimGrid. Enable it with e.g. -std=c++14")
endif ()
- unset(_SIMGRID_CXX11_ENABLED CACHE)
+ unset(_SIMGRID_CXX14_ENABLED CACHE)
endif ()
endif ()