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factor get_remaining across acitvities
[simgrid.git] / CMakeLists.txt
index c8cbaee..ad1dd5b 100644 (file)
@@ -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)
 
@@ -91,11 +91,11 @@ endif()
 #-#-#-#-#-#-#-#-#-#-#-#-#-#-#-#-#-#-#
 
 set(SIMGRID_VERSION_MAJOR "3")
-set(SIMGRID_VERSION_MINOR "21")
+set(SIMGRID_VERSION_MINOR "22")
 set(SIMGRID_VERSION_PATCH "90")
 set(SIMGRID_VERSION_EXTRA "-DEVEL") # Extra words to add to version string (e.g. -rc1)
 
-set(SIMGRID_VERSION_DATE  "2018") # Year for copyright information
+set(SIMGRID_VERSION_DATE  "2019") # Year for copyright information
 
 if(${SIMGRID_VERSION_PATCH} EQUAL "0")
   set(release_version "${SIMGRID_VERSION_MAJOR}.${SIMGRID_VERSION_MINOR}")
@@ -121,11 +121,6 @@ endif()
 execute_process(COMMAND ${CMAKE_LINKER} -version OUTPUT_VARIABLE LINKER_VERSION ERROR_VARIABLE LINKER_VERSION)
 string(REGEX MATCH "[0-9].[0-9]*" LINKER_VERSION "${LINKER_VERSION}")
 
-### Set the library providing dlopen
-if("${CMAKE_SYSTEM_NAME}" MATCHES "kFreeBSD|Linux")
-  find_library(DL_LIBRARY dl)
-endif()
-
 ### Find programs and paths
 FIND_PROGRAM(GCOV_PATH gcov)
 include(FindPerl)
@@ -259,7 +254,7 @@ endif()
 set(_Boost_STACKTRACE_HEADERS           "boost/stacktrace.hpp")
 set(_Boost_STACKTRACE_BACKTRACE_HEADERS "boost/stacktrace.hpp")
 
-find_package(Boost 1.59 COMPONENTS context stacktrace_backtrace unit_test_framework)
+find_package(Boost 1.59 COMPONENTS context stacktrace_backtrace)
 set(Boost_FOUND 1) # These components are optionals
 message(STATUS "Mandatory components found. SimGrid is compilable.")
 message(STATUS "Looking for optional Boost components:")
@@ -281,18 +276,11 @@ else()
   set(HAVE_BOOST_CONTEXTS 0)
 endif()
 
-if (Boost_UNIT_TEST_FRAMEWORK_FOUND)
-  message(STATUS  "  unit_test_framework: found. Activating the Boost-based unit tests.")
-else()
-  message(STATUS  "  unit_test_framework: MISSING. Install libboost-test-dev (>= v1.59) to activate the Unit Tests.")
-endif()
-
 
 # Checks for header libraries functions.
 CHECK_LIBRARY_EXISTS(rt      clock_gettime           "" HAVE_POSIX_GETTIME)
-
-set(HAVE_PTHREAD_SETAFFINITY 0)
 CHECK_LIBRARY_EXISTS(pthread pthread_setaffinity_np  "" HAVE_PTHREAD_SETAFFINITY)
+CHECK_INCLUDE_FILE("pthread_np.h" HAVE_PTHREAD_NP_H) # for pthread_setaffinity_np() on FreeBSD
 
 if(CMAKE_SYSTEM_NAME MATCHES "Darwin")
   set(CMAKE_REQUIRED_DEFINITIONS "-D_XOPEN_SOURCE=700 -D_DARWIN_C_SOURCE")
@@ -332,9 +320,9 @@ endif()
 CHECK_INCLUDE_FILE("sys/sendfile.h" HAVE_SENDFILE_H)
 CHECK_FUNCTION_EXISTS(sendfile HAVE_SENDFILE)
 if(HAVE_SENDFILE_H AND HAVE_SENDFILE)
-  set(HAVE_SENDFILE 1)
+  set(SG_HAVE_SENDFILE 1)
 else()
-  set(HAVE_SENDFILE 0)
+  set(SG_HAVE_SENDFILE 0)
 endif()
 
 if(enable_model-checking AND NOT "${CMAKE_SYSTEM}" MATCHES "Linux|FreeBSD")
@@ -398,7 +386,6 @@ endif()
 if(enable_smpi)
   SET(HAVE_SMPI 1)
   if("${CMAKE_SYSTEM}" MATCHES "Darwin|FreeBSD|Linux")
-    SET(USE_LIBUTIL 0)
     SET(HAVE_PRIVATIZATION 1)
   else()
     message (STATUS "Warning:  no support for SMPI automatic privatization on this platform")
@@ -409,81 +396,7 @@ else()
 endif()
 
 #--------------------------------------------------------------------------------------------------
-### Initialize of CONTEXT THREADS
-
-set(HAVE_THREAD_CONTEXTS 0)
-if(CMAKE_USE_PTHREADS_INIT)
-  ### Test that we have a way to create semaphores
-
-  set(HAVE_SEM_OPEN 0)
-  CHECK_LIBRARY_EXISTS(pthread sem_open "" HAVE_SEM_OPEN_LIB)
-  if(HAVE_SEM_OPEN_LIB)
-    try_run(semopen_retval semopen_compilable
-            ${CMAKE_BINARY_DIR}
-            ${CMAKE_HOME_DIRECTORY}/tools/cmake/test_prog/prog_sem_open.c
-           LINK_LIBRARIES pthread
-           COMPILE_OUTPUT_VARIABLE semopen_compilmsg
-            RUN_OUTPUT_VARIABLE semopen_runmsg)
-    
-    if(semopen_compilable)
-      if(NOT semopen_retval) # error if not 0
-        message(STATUS "sem_open is compilable and executable")
-       set(HAVE_SEM_OPEN 1)
-      else()
-        message(STATUS "Warning: sem_open seems compilable but not executable")
-        message(STATUS "Compilation output: ${semopen_compilmsg}")
-        message(STATUS "Execution output: ${semopen_runmsg}")
-        message(STATUS "Exit value: ${semopen_retval}")
-      endif()
-    else()
-      message(STATUS "Warning: sem_open not compilable")
-      message(STATUS "Compilation output: ${semopen_compilmsg}")
-    endif()
-    unset(semopen_compilable)
-    unset(semopen_retval)
-    unset(semopen_runmsg)
-    unset(semopen_compilmsg)
-  endif()
-
-  set(HAVE_SEM_INIT 0)  
-  if(NOT APPLE) # OS X El Capitan deprecates this function
-    CHECK_LIBRARY_EXISTS(pthread sem_init "" HAVE_SEM_INIT_LIB)
-  endif()
-  if(HAVE_SEM_INIT_LIB)
-    try_run(seminit_retval seminit_compilable
-            ${CMAKE_BINARY_DIR}
-            ${CMAKE_HOME_DIRECTORY}/tools/cmake/test_prog/prog_sem_init.c
-           LINK_LIBRARIES pthread
-           COMPILE_OUTPUT_VARIABLE seminit_compilmsg
-            RUN_OUTPUT_VARIABLE seminit_runmsg)
-    
-    if(seminit_compilable)
-      if(NOT seminit_retval) # error if not 0
-        message(STATUS "sem_init is compilable and executable")
-       set(HAVE_SEM_INIT 1)
-      else()
-        message(STATUS "Warning: sem_init seems compilable but not executable")
-        message(STATUS "Compilation output: ${seminit_compilmsg}")
-        message(STATUS "Execution output: ${seminit_runmsg}")
-        message(STATUS "Exit value: ${seminit_retval}")
-      endif()
-    else()
-      message(STATUS "Warning: sem_init not compilable")
-      message(STATUS "Compilation output: ${seminit_compilmsg}")
-    endif()
-    unset(seminit_compilable)
-    unset(seminit_retval)
-    unset(seminit_runmsg)
-    unset(seminit_compilmsg)
-  endif()
-
-  if(NOT HAVE_SEM_OPEN AND NOT HAVE_SEM_INIT)
-    message(FATAL_ERROR "Semaphores are not usable (failed to use both sem_open and sem_init), but they are mandatory to threads (you may need to mount /dev).")
-  endif()
-
-  set(HAVE_THREAD_CONTEXTS 1)
-  message(STATUS "Support for thread context factory ok.")
-endif()
+### Check what context backends are available
 
 set(HAVE_UCONTEXT_CONTEXTS 0)
 if(NOT HAVE_UCONTEXT_H)
@@ -548,58 +461,45 @@ file(REMOVE test_stackgrowth)
 ## GIT version check
 ##
 if(EXISTS ${CMAKE_HOME_DIRECTORY}/.git/)
-  execute_process(
-     COMMAND git remote
-     COMMAND head -n 1
-     WORKING_DIRECTORY ${CMAKE_HOME_DIRECTORY}/.git/
-     OUTPUT_VARIABLE remote
-     OUTPUT_STRIP_TRAILING_WHITESPACE)
-  #message(STATUS "Git remote: ${remote}")
-  execute_process(COMMAND git config --get remote.${remote}.url
-     WORKING_DIRECTORY ${CMAKE_HOME_DIRECTORY}/.git/
-     OUTPUT_VARIABLE url
+  execute_process(COMMAND git rev-parse --verify --short HEAD
+     WORKING_DIRECTORY ${CMAKE_HOME_DIRECTORY}
+     OUTPUT_VARIABLE GIT_VERSION
      OUTPUT_STRIP_TRAILING_WHITESPACE)
-  #message(STATUS "Git url: ${url}")
-  if(url)
-    execute_process(COMMAND git --git-dir=${CMAKE_HOME_DIRECTORY}/.git log --pretty=oneline --abbrev-commit -1
-       WORKING_DIRECTORY ${CMAKE_HOME_DIRECTORY}/.git/
-       OUTPUT_VARIABLE GIT_VERSION
-       OUTPUT_STRIP_TRAILING_WHITESPACE)
-    message(STATUS "Git version: ${GIT_VERSION}")
-
-    execute_process(COMMAND git --git-dir=${CMAKE_HOME_DIRECTORY}/.git log -n 1 --pretty=format:%ai .
-       WORKING_DIRECTORY ${CMAKE_HOME_DIRECTORY}/.git/
-       OUTPUT_VARIABLE GIT_DATE 
-       OUTPUT_STRIP_TRAILING_WHITESPACE)
-    message(STATUS "Git date: ${GIT_DATE}")
-    string(REGEX REPLACE " .*" "" GIT_VERSION "${GIT_VERSION}")
-
-    execute_process(COMMAND git --git-dir=${CMAKE_HOME_DIRECTORY}/.git log --pretty=format:%H -1
-       WORKING_DIRECTORY ${CMAKE_HOME_DIRECTORY}/.git/
-       OUTPUT_VARIABLE SIMGRID_GITHASH
-       OUTPUT_STRIP_TRAILING_WHITESPACE)
+  # Check for uncommitted changes
+  execute_process(COMMAND git diff --name-only HEAD
+    WORKING_DIRECTORY ${CMAKE_HOME_DIRECTORY}
+    OUTPUT_VARIABLE files_changed)
+  if(files_changed)
+    set(GIT_VERSION "${GIT_VERSION}-dirty")
   endif()
 elseif(EXISTS ${CMAKE_HOME_DIRECTORY}/.gitversion)
   FILE(STRINGS ${CMAKE_HOME_DIRECTORY}/.gitversion GIT_VERSION)
 else()
   set(GIT_VERSION "none, release version")
 endif()
+message(STATUS "Git version: ${GIT_VERSION}")
 
-### Setup gcc & clang flags
+### Define source packages for Libs
+include(${CMAKE_HOME_DIRECTORY}/tools/cmake/DefinePackages.cmake)
+
+### Setup gcc & clang flags (include after DefinePackage.cmake, and before generating header files)
 if (NOT MSVC)
-  include(${CMAKE_HOME_DIRECTORY}/tools/cmake/GCCFlags.cmake)
+  include(${CMAKE_HOME_DIRECTORY}/tools/cmake/Flags.cmake)
 endif()
 
 ### Generate the required headers and scripts
 #############################################
 
 # Avoid triggering a (full) rebuild by touching the files if they did not really change
-configure_file("${CMAKE_HOME_DIRECTORY}/tools/cmake/src/internal_config.h.in" "${CMAKE_BINARY_DIR}/src/internal_config.h.generated"    @ONLY IMMEDIATE)
-configure_file("${CMAKE_HOME_DIRECTORY}/include/simgrid/config.h.in"          "${CMAKE_BINARY_DIR}/include/simgrid/config.h.generated" @ONLY IMMEDIATE)
+configure_file("${CMAKE_HOME_DIRECTORY}/src/internal_config.h.in"    "${CMAKE_BINARY_DIR}/src/internal_config.h.generated"    @ONLY IMMEDIATE)
+configure_file("${CMAKE_HOME_DIRECTORY}/src/simgrid/version.h.in"    "${CMAKE_BINARY_DIR}/src/simgrid/version.h.generated" @ONLY IMMEDIATE)
+configure_file("${CMAKE_HOME_DIRECTORY}/include/simgrid/config.h.in" "${CMAKE_BINARY_DIR}/include/simgrid/config.h.generated" @ONLY IMMEDIATE)
 execute_process(COMMAND ${CMAKE_COMMAND} -E copy_if_different ${CMAKE_BINARY_DIR}/src/internal_config.h.generated ${CMAKE_BINARY_DIR}/src/internal_config.h)
+execute_process(COMMAND ${CMAKE_COMMAND} -E copy_if_different ${CMAKE_BINARY_DIR}/src/simgrid/version.h.generated ${CMAKE_BINARY_DIR}/src/simgrid/version.h)
 execute_process(COMMAND ${CMAKE_COMMAND} -E copy_if_different ${CMAKE_BINARY_DIR}/include/simgrid/config.h.generated ${CMAKE_BINARY_DIR}/include/simgrid/config.h)
 file(REMOVE ${CMAKE_BINARY_DIR}/src/internal_config.h.generated)
 file(REMOVE ${CMAKE_BINARY_DIR}/include/simgrid/config.h.generated)
+file(REMOVE ${CMAKE_BINARY_DIR}/src/simgrid/version.h.generated)
 
 # We need two versions of the SMPI scripts because they contain the path to the library
 # so, it depends of whether SimGrid is installed, or run from the sources (during the build)
@@ -829,12 +729,10 @@ endif()
 SET_DIRECTORY_PROPERTIES(PROPERTIES ADDITIONAL_MAKE_CLEAN_FILES
   "${generated_files_to_clean}")
 
-### 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)
 
 ### Make Libs
 if(NOT WIN32)
@@ -847,25 +745,63 @@ if(enable_java)
   include(${CMAKE_HOME_DIRECTORY}/tools/cmake/Java.cmake)
 endif()
 
-# Python binding, generated with pybind11
-set(PYBIND11_CPP_STANDARD -std=c++11)
-find_package(pybind11)
-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)
+
+  if(EXISTS ${CMAKE_HOME_DIRECTORY}/pybind11) # Try to use a local copy of pybind11, if any
+    message(STATUS "Use the internal copy of pybind11 (using C++14).")
+    add_subdirectory(${CMAKE_HOME_DIRECTORY}/pybind11)
+    set(pybind11_FOUND ON)
+    
+    set(CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH} ${CMAKE_HOME_DIRECTORY}/pybind11/tools/)
+    set(Python_ADDITIONAL_VERSIONS 3.7 3.6 3.5 3.4)
+    find_package(PythonLibsNew ${PYBIND11_PYTHON_VERSION} REQUIRED)
+    
+  else()
+    find_package(pybind11 2.2.0)
+  endif()
+  
+  if(NOT PYTHONLIBS_FOUND)
+    message(STATUS "Python libs not found. Turn pybind11 off.")
+
+    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("${CMAKE_SYSTEM}" MATCHES "FreeBSD" AND enable_model-checking AND enable_python)
+  message(WARNING "FreeBSD + Model-Checking + Python = too much for now. Disabling python.")
+  set(enable_python FALSE)
+endif()
+
 if(enable_python)
   if(pybind11_FOUND)
-    pybind11_add_module(simgrid_python src/bindings/python/simgrid_python.cpp)
-    set_source_files_properties(src/bindings/python/simgrid_python.cpp PROPERTIES COMPILE_FLAGS -Wno-attributes)
-    set_source_files_properties(src/bindings/python/simgrid_python.cpp PROPERTIES COMPILE_FLAGS -std=gnu++14)
-    target_link_libraries(simgrid_python PUBLIC simgrid)
-    set_target_properties(simgrid_python PROPERTIES LIBRARY_OUTPUT_NAME simgrid)
+    message(STATUS "Found pybind11, with C++14.")
+    pybind11_add_module(python-bindings src/bindings/python/simgrid_python.cpp)
+    target_compile_features(python-bindings PRIVATE cxx_std_14)
+    target_link_libraries(python-bindings PUBLIC simgrid)
+    set_target_properties(python-bindings PROPERTIES
+                          LIBRARY_OUTPUT_NAME simgrid
+                          CXX_VISIBILITY_PRESET "default")
+    add_dependencies(tests python-bindings)
+    set_property(TARGET python-bindings
+                 APPEND PROPERTY INCLUDE_DIRECTORIES "${INTERNAL_INCLUDES}")
   else()
     message(FATAL_ERROR "Please install pybind11-dev to build the Python bindings (or disable that option).")
   endif()
 endif()
+mark_as_advanced(PYBIND11_PYTHON_VERSION)
+mark_as_advanced(pybind11_DIR)
 
 ### Make tests
 if(enable_memcheck_xml)
@@ -931,6 +867,7 @@ message("                version .............: ${CMAKE_CXX_COMPILER_VERSION}")
 if(${Java_FOUND})
   message("        Compiler: Javac .............: ${Java_JAVAC_EXECUTABLE}")
   message("                version .............: ${Java_VERSION_STRING}")
+  message("                runtime .............: ${Java_JAVA_EXECUTABLE}")
 endif()
 if(CMAKE_Fortran_COMPILER)
   message("        Compiler: Fortran ...........: ${SMPI_Fortran_COMPILER} (id: ${CMAKE_Fortran_COMPILER_ID})")