X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/26a6811b6e54b4a9d6274725ca376dbf979972d4..d84590a56d4bbb4ade4416d4bd7f19acdb7dd621:/CMakeLists.txt

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 786e63d830..6c8585475b 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -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)
@@ -139,7 +134,7 @@ set(PythonInterp_FIND_VERSION_COUNT 1)
 set(PythonInterp_FIND_VERSION_MAJOR 3)
 include(FindPythonInterp)
 if(NOT PYTHONINTERP_FOUND)
-  message(FATAL_ERROR "Please install Python (version 3 or higher).")
+  message(FATAL_ERROR "Please install Python (version 3 or higher) to compile SimGrid.")
 endif()
 
 SET(LIBRARY_OUTPUT_PATH ${CMAKE_BINARY_DIR}/lib)
@@ -409,81 +404,7 @@ 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)
@@ -847,6 +768,29 @@ 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 2.2.0)
+if(NOT PYTHONLIBS_FOUND)
+  set(pybind11_FOUND OFF)
+endif()
+option(enable_python "Whether the Python bindings are activated." ${pybind11_FOUND}) # ON by default if dependencies are met
+
+if(enable_python)
+  if(pybind11_FOUND)
+    pybind11_add_module(simgrid_python src/bindings/python/simgrid_python.cpp)
+    set_source_files_properties(src/bindings/python/simgrid_python.cpp PROPERTIES COMPILE_FLAGS -std=c++14)
+    target_link_libraries(simgrid_python PUBLIC simgrid)
+    set_target_properties(simgrid_python PROPERTIES LIBRARY_OUTPUT_NAME simgrid)
+    set_property(TARGET simgrid_python
+                 APPEND PROPERTY INCLUDE_DIRECTORIES "${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)
   set(enable_memcheck true)
@@ -938,6 +882,12 @@ if (${Java_FOUND})
 else()
   message("        Compile Java ................: NO")
 endif()
+if(pybind11_FOUND)
+  message("        Compile Python bindings .....: ${enable_python}")
+  message("          module ....................: ${PYTHON_MODULE_PREFIX}simgrid${PYTHON_MODULE_EXTENSION}")
+else()
+  message("        Compile Python bindings .....: NO (disabled, or pybind11 not found)")
+endif()
 message("        Compile Lua .................: ${SIMGRID_HAVE_LUA}")
 message("        Compile Smpi ................: ${HAVE_SMPI}")
 message("          Smpi fortran ..............: ${SMPI_FORTRAN}")