X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/8027c7e2096e3eb887cc011b1937d10ae568310a..6c42816d20ed7b59afb42d65653f35b3a3499c3a:/CMakeLists.txt

diff --git a/CMakeLists.txt b/CMakeLists.txt
index d930151482..3e610062a4 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,4 +1,4 @@
-cmake_minimum_required(VERSION 2.8.8)
+cmake_minimum_required(VERSION 3.5)
 message(STATUS "Cmake version ${CMAKE_MAJOR_VERSION}.${CMAKE_MINOR_VERSION}.${CMAKE_PATCH_VERSION}")
 set(CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH} ${CMAKE_HOME_DIRECTORY}/tools/cmake/Modules)
 
@@ -15,7 +15,7 @@ endif()
 
 ## 
 ## Check the C/C++ standard that we need
-##   See also tools/cmake/GCCFlags.cmake that sets our paranoid warning flags
+##   See also tools/cmake/Flags.cmake that sets our paranoid warning flags
 INCLUDE(CheckCCompilerFlag)
 CHECK_C_COMPILER_FLAG(-fstack-cleaner HAVE_C_STACK_CLEANER)
 
@@ -81,8 +81,7 @@ if ((NOT DEFINED enable_smpi) OR enable_smpi)
       set(SMPI_FLANG 1)
     endif()
 
-    set(SMPI_FORTRAN 1 CACHE BOOL "Whether SMPI Fortran code can be compiled")
-    mark_as_advanced(SMPI_FORTRAN)
+    set(SMPI_FORTRAN 1)
   endif(CMAKE_Fortran_COMPILER)
 
 endif()
@@ -506,7 +505,7 @@ endif()
 
 ### Setup gcc & clang flags
 if (NOT MSVC)
-  include(${CMAKE_HOME_DIRECTORY}/tools/cmake/GCCFlags.cmake)
+  include(${CMAKE_HOME_DIRECTORY}/tools/cmake/Flags.cmake)
 endif()
 
 ### Generate the required headers and scripts
@@ -753,6 +752,8 @@ SET_DIRECTORY_PROPERTIES(PROPERTIES ADDITIONAL_MAKE_CLEAN_FILES
 ### Define source packages for Libs
 include(${CMAKE_HOME_DIRECTORY}/tools/cmake/DefinePackages.cmake)
 
+add_custom_target(tests COMMENT "Recompiling the tests")
+
 ### Build some Maintainer files
 include(${CMAKE_HOME_DIRECTORY}/tools/cmake/MaintainerMode.cmake)
 include(${CMAKE_HOME_DIRECTORY}/tools/cmake/UnitTesting.cmake)
@@ -768,24 +769,37 @@ if(enable_java)
   include(${CMAKE_HOME_DIRECTORY}/tools/cmake/Java.cmake)
 endif()
 
-# Python binding, generated with pybind11
-find_package(pybind11 2.2.0)
-if(NOT PYTHONLIBS_FOUND)
+# Python binding (with pybind11)
+################
+
+# Our usage of pybind11::overload_cast mandates C++14
+get_property(known_features GLOBAL PROPERTY CMAKE_CXX_KNOWN_FEATURES)
+if ("cxx_std_14" IN_LIST known_features)
+  find_package(pybind11 2.2.0)
+  if(NOT PYTHONLIBS_FOUND)
+    set(pybind11_FOUND OFF)
+  endif()
+else()
+  message(STATUS "No support for C++14 detected, don't even search for pybind11.")
   set(pybind11_FOUND OFF)
 endif()
+unset(known_features)
+
 option(enable_python "Whether the Python bindings are activated." ${pybind11_FOUND}) # ON by default if dependencies are met
 
 if("${CMAKE_SYSTEM}" MATCHES "FreeBSD" AND enable_model-checking AND enable_python)
-  message(WARNING "FreeBSD + Model-Checking + Python = too much for now. Disabling python")
+  message(WARNING "FreeBSD + Model-Checking + Python = too much for now. Disabling python.")
   set(enable_python FALSE)
 endif()
 
 if(enable_python)
   if(pybind11_FOUND)
+    message(STATUS "Found pybind11, with C++14.")
     pybind11_add_module(python-bindings src/bindings/python/simgrid_python.cpp)
     target_compile_features(python-bindings PRIVATE cxx_std_14)
     target_link_libraries(python-bindings PUBLIC simgrid)
     set_target_properties(python-bindings PROPERTIES LIBRARY_OUTPUT_NAME simgrid)
+    add_dependencies(tests python-bindings)
     set_property(TARGET python-bindings
                  APPEND PROPERTY INCLUDE_DIRECTORIES "${INTERNAL_INCLUDES}")
   else()