Logo AND Algorithmique Numérique Distribuée

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try to please clang. No idea of why it fails on mac but works on linux...
[simgrid.git] / CMakeLists.txt
index d27ec86..cff719b 100644 (file)
@@ -1,63 +1,70 @@
 cmake_minimum_required(VERSION 2.6)
+# Java requires 2.8.6
+
+project(SimGrid C CXX)
+
+#-#-#-#-#-#-#-#-#-#-#-#-#-#-#-#-#-#-#
+#     Check for the compiler        #
+#-#-#-#-#-#-#-#-#-#-#-#-#-#-#-#-#-#-#
 
 ### Need to set rc ccompiler before enable language
 if(WIN32)
   SET(CMAKE_RC_COMPILER "windres")
 endif()
-project(SimGrid C)
 
 ## 
 ## Check the C/C++ standard that we need
-##   See also buildtools/Cmake/Flags.cmake that sets our paranoid warning flags
-
-enable_language(CXX)
-
-INCLUDE(CheckCCompilerFlag)
-CHECK_C_COMPILER_FLAG(-fstack-cleaner HAVE_C_STACK_CLEANER)
-
-## Request full debugging flags
-set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -g3")
-set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -g3")
-set(CMAKE_Fortran_FLAGS "${CMAKE_Fortran_FLAGS} -g")
-
-if (CMAKE_COMPILER_IS_GNUCC)
-  if (COMPILER_CXX_VERSION_MAJOR_MINOR STRLESS "4.7")
-    message(FATAL_ERROR
-            "SimGrid needs at least g++ version 4.7 to compile "
-           "(c++11 support of previous versions is too limited).")
+##   See also tools/cmake/Flags.cmake that sets our paranoid warning flags
+if (MSVC)
+  message("-- You are compiling SimGrid with MicroSoft Visual C. Good luck.")
+
+  set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -D_SCL_SECURE_NO_WARNINGS")
+  set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -D_SCL_SECURE_NO_WARNINGS")
+else() # gcc or clang
+  INCLUDE(CheckCCompilerFlag)
+  CHECK_C_COMPILER_FLAG(-fstack-cleaner HAVE_C_STACK_CLEANER)
+
+  ## Request full debugging flags
+  set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -g3")
+  set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -g3")
+  set(CMAKE_Fortran_FLAGS "${CMAKE_Fortran_FLAGS} -g")
+
+  if (CMAKE_COMPILER_IS_GNUCC)
+    if (COMPILER_CXX_VERSION_MAJOR_MINOR STRLESS "4.7")
+      message(FATAL_ERROR
+              "SimGrid needs at least g++ version 4.7 to compile "
+             "(c++11 support of previous versions is too limited).")
+    endif()
   endif()
-endif()
 
-## We need a decent support of the c++11 standard
-include(CheckCXXCompilerFlag)
-CHECK_CXX_COMPILER_FLAG("-std=c++11" COMPILER_SUPPORTS_CXX11)
-if(COMPILER_SUPPORTS_CXX11)
-  set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++11")
-else() 
-  if(MSVC)
-    message("MSVC is believed to have a sufficient C++11 support. Not sure")
-  else()
+  ## We need a decent support of the c++11 standard
+  include(CheckCXXCompilerFlag)
+  CHECK_CXX_COMPILER_FLAG("-std=gnu++11" COMPILER_SUPPORTS_CXX11)
+  if(COMPILER_SUPPORTS_CXX11)
+    set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=gnu++11")
+  else() 
     message(FATAL_ERROR 
             "The compiler ${CMAKE_CXX_COMPILER} has no C++11 support. "
-           "Please use a decent C++ compiler.")
+            "Please use a decent C++ compiler.")
   endif()
-endif()
 
-### And we need C11 standard, too
-include(CheckCCompilerFlag)
-CHECK_C_COMPILER_FLAG("-std=gnu11" COMPILER_SUPPORTS_C11)
-if(COMPILER_SUPPORTS_C11)
-  set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -std=gnu11")
-else()
-  if(MSVC)
-    message("MSVC is believed to have a sufficient C++11 support. Not sure")
+  ### And we need C11 standard, too
+  include(CheckCCompilerFlag)
+  CHECK_C_COMPILER_FLAG("-std=gnu11" COMPILER_SUPPORTS_C11)
+  if(COMPILER_SUPPORTS_C11)
+    set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -std=gnu11")
   else()
     message(FATAL_ERROR 
             "The compiler ${CMAKE_C_COMPILER} has no C11 support. "
-           "Please use a decent C compiler "
-           "(note that c++11 support of ${CMAKE_CXX_COMPILER} seems ok).")
+            "Please use a decent C compiler "
+            "(note that c++11 support of ${CMAKE_CXX_COMPILER} seems ok).")
   endif()
-endif()
+  if(APPLE AND ("4.6" GREATER COMPILER_C_VERSION_MAJOR_MINOR))
+      ### gcc 4.[1-5] cannot compile ucontext on OSX
+      message(STATUS "Ucontext can't be used with this version of gcc (must be greater than 4.5)")
+      set(HAVE_UCONTEXT_H 0)
+  endif()
+endif() # NOT MSVC
 
 ### SMPI vs. Fortran
 if ((NOT DEFINED enable_smpi OR enable_smpi) AND NOT APPLE) # smpi is enabled by default
@@ -84,18 +91,9 @@ if ((NOT DEFINED enable_smpi OR enable_smpi) AND NOT APPLE) # smpi is enabled by
   enable_language(Fortran OPTIONAL)
 endif()
 
-## Mapping version number -> version name
-# 3.5.99 -> alpha1 (oops)
-# 3.5.9{1,2} -> beta{1,2}
-# 3.5.9{3,4,5} -> rc{1,2,3}
-# 3.6.{0,1,2} -> release 3.6, 3.6.1, 3.6.2
-# 3.7.{0,1} -> release 3.7, 3.7.1
-# 3.8.{0,1} -> release 3.8, 3.8.1
-# 3.9.0 -> release 3.9
-# 3.9.90 -> release 3.10pre1
-# 3.10.0 -> release 3.10
-# 3.11.0 -> release 3.11
-# 3.12.0 -> release 3.12
+#-#-#-#-#-#-#-#-#-#-#-#-#-#-#-#-#-#-#
+#     Build the version number      #
+#-#-#-#-#-#-#-#-#-#-#-#-#-#-#-#-#-#-#
 
 set(SIMGRID_VERSION_MAJOR "3")
 set(SIMGRID_VERSION_MINOR "12")
@@ -116,10 +114,8 @@ set(SIMGRID_VERSION_BANNER
 
 set(libsimgrid_version "${release_version}")
 set(libsimgrid-java_version "${release_version}")
-set(GCC_NEED_VERSION "4.0")
-set(APPLE_NEED_GCC_VERSION "4.6")
 
-### SET THE LIBRARY EXTENSION AND GCC VERSION
+### SET THE LIBRARY EXTENSION 
 if(APPLE) #MAC
   set(LIB_EXE "dylib")
 else()
@@ -138,27 +134,12 @@ if(${CMAKE_C_COMPILER_ID} STREQUAL "GNU")
   string(REGEX MATCH "[0-9].[0-9].[0-9]" COMPILER_CXX_VERSION "${COMPILER_CXX_VERSION}")
 
   string(REGEX MATCH "^[0-9].[0-9]" COMPILER_C_VERSION_MAJOR_MINOR "${COMPILER_C_VERSION}")
-  string(REPLACE "${COMPILER_C_VERSION_MAJOR_MINOR}." "" COMPILER_C_VERSION_PATCH "${COMPILER_C_VERSION}")
-
-  if(${GCC_NEED_VERSION} GREATER  COMPILER_C_VERSION_MAJOR_MINOR)
-    message(FATAL_ERROR "Gcc must be to version ${GCC_NEED_VERSION} current version ${COMPILER_C_VERSION_MAJOR_MINOR}")
-  endif()
-  
-  if(COMPILER_C_VERSION_MAJOR_MINOR STRGREATER "4.8")
-    set (CMAKE_AR gcc-ar)
-    set (CMAKE_RANLIB gcc-ranlib)
-  endif()
-  
+  string(REPLACE "${COMPILER_C_VERSION_MAJOR_MINOR}." "" COMPILER_C_VERSION_PATCH "${COMPILER_C_VERSION}")  
 endif()
 
 exec_program("${CMAKE_LINKER} --version" OUTPUT_VARIABLE "LINKER_VERSION")
 string(REGEX MATCH "[0-9].[0-9]*" LINKER_VERSION "${LINKER_VERSION}")
 
-string(REGEX MATCH "cl.exe" VBC "${CMAKE_C_COMPILER}")
-if(VBC)
-  message("VB is not yet supported by Simgrid. Proceed with extrem caution")
-endif()
-
 ### Find programs and paths
 FIND_PROGRAM(GCOV_PATH gcov)
 include(FindPerl)
@@ -195,7 +176,11 @@ endif()
 
 ### Check 32bits or 64bits
 INCLUDE (CheckTypeSize)
+CHECK_TYPE_SIZE("int" SIZEOF_INT)
+CHECK_TYPE_SIZE("long" SIZEOF_LONG)
+CHECK_TYPE_SIZE("long long" SIZEOF_LONGLONG)
 CHECK_TYPE_SIZE("void*" SIZEOF_VOIDSTAR)
+message ("   Data model: (int)=${SIZEOF_INT} (long)=${SIZEOF_LONG} (long long)=${SIZEOF_LONGLONG} (void*)=${SIZEOF_VOIDSTAR}")
 IF(SIZEOF_VOIDSTAR EQUAL 4)
   SET(ARCH_32_BITS 1)
 ELSE()
@@ -224,14 +209,6 @@ if(WIN32)
     if(COMPILER_C_MINOR_VERSION)
       # set(__GNUC_MINOR__ ${COMPILER_C_MINOR_VERSION})
     endif()
-  else()
-    message("You REALLY should use MinGW to compile SimGrid on Windows!")
-  endif()
-
-  if(ARCH_32_BITS)      ### Arch 32bits
-    set(_WIN32 1)
-  else()        ### Arch 64bits
-    set(_WIN64 1)
   endif()
 
   set(NSIS_WIN_VERSION $ENV{PROCESSOR_ARCHITEW6432})
@@ -244,8 +221,8 @@ if(WIN32)
 
   set(_XBT_WIN32 1)
 
-  message(STATUS "C_COMPILER                    ${CMAKE_C_COMPILER} ${COMPILER_C_VERSION}")
-  message(STATUS "CXX_COMPILER                  ${CMAKE_CXX_COMPILER} ${COMPILER_CXX_VERSION}")
+  message(STATUS "C_COMPILER                    ${CMAKE_C_COMPILER} ${COMPILER_C_VERSION_MAJOR_MINOR}")
+  message(STATUS "CXX_COMPILER                  ${CMAKE_CXX_COMPILER} ${COMPILER_CXX_VERSION_MAJOR_MINOR}")
   message(STATUS "CMAKE_RC_COMPILER             ${CMAKE_RC_COMPILER}")
   message(STATUS "INCLUDE                       ${CMAKE_INCLUDE_WIN}")
   message(STATUS "LIB                           ${CMAKE_LIB_WIN}")
@@ -260,53 +237,59 @@ endif()
 include_directories(${INCLUDES})
 
 ### Setup Options
-include(${CMAKE_HOME_DIRECTORY}/buildtools/Cmake/Option.cmake)
+include(${CMAKE_HOME_DIRECTORY}/tools/cmake/Option.cmake)
 
 ### Make the *.h files with *.h.in files
-include(${CMAKE_HOME_DIRECTORY}/buildtools/Cmake/CompleteInFiles.cmake)
+include(${CMAKE_HOME_DIRECTORY}/tools/cmake/CompleteInFiles.cmake)
 
 ### Define source packages for Libs
-include(${CMAKE_HOME_DIRECTORY}/buildtools/Cmake/DefinePackages.cmake)
+include(${CMAKE_HOME_DIRECTORY}/tools/cmake/DefinePackages.cmake)
 
 ### Build some Maintainer files
-include(${CMAKE_HOME_DIRECTORY}/buildtools/Cmake/MaintainerMode.cmake)
-include(${CMAKE_HOME_DIRECTORY}/buildtools/Cmake/UnitTesting.cmake)
+include(${CMAKE_HOME_DIRECTORY}/tools/cmake/MaintainerMode.cmake)
+include(${CMAKE_HOME_DIRECTORY}/tools/cmake/UnitTesting.cmake)
 
-### Setup gcc flags
-include(${CMAKE_HOME_DIRECTORY}/buildtools/Cmake/Flags.cmake)
+### Setup gcc & clang flags
+if (NOT MSVC)
+  include(${CMAKE_HOME_DIRECTORY}/tools/cmake/Flags.cmake)
+endif()
 
 ### Make Libs
 if(NOT WIN32)
-  include(${CMAKE_HOME_DIRECTORY}/buildtools/Cmake/MakeLib.cmake)
+  include(${CMAKE_HOME_DIRECTORY}/tools/cmake/MakeLib.cmake)
 else()
-  include(${CMAKE_HOME_DIRECTORY}/buildtools/Cmake/MakeLibWin.cmake)
+  include(${CMAKE_HOME_DIRECTORY}/tools/cmake/MakeLibWin.cmake)
+endif()
+
+if(enable_java)
+  include(${CMAKE_HOME_DIRECTORY}/tools/cmake/MakeJava.cmake)
 endif()
 
 ### Make Exes
-include(${CMAKE_HOME_DIRECTORY}/buildtools/Cmake/MakeExe.cmake)
+include(${CMAKE_HOME_DIRECTORY}/tools/cmake/MakeExe.cmake)
 
 ### Make tests
 if(enable_memcheck_xml)
   set(enable_memcheck true)
 endif()
 
-include(${CMAKE_HOME_DIRECTORY}/buildtools/Cmake/AddTests.cmake)
-include(${CMAKE_HOME_DIRECTORY}/buildtools/Cmake/CTestConfig.cmake)
+include(${CMAKE_HOME_DIRECTORY}/tools/cmake/AddTests.cmake)
+include(${CMAKE_HOME_DIRECTORY}/tools/cmake/CTestConfig.cmake)
 
 ### Setup the distrib
-include(${CMAKE_HOME_DIRECTORY}/buildtools/Cmake/Distrib.cmake)
+include(${CMAKE_HOME_DIRECTORY}/tools/cmake/Distrib.cmake)
 
 ### Pipol compilation
-include(${CMAKE_HOME_DIRECTORY}/buildtools/Cmake/Pipol.cmake)
+include(${CMAKE_HOME_DIRECTORY}/tools/cmake/Pipol.cmake)
 
 ### Build the doc
 if(NOT WIN32)
-  include(${CMAKE_HOME_DIRECTORY}/buildtools/Cmake/GenerateDoc.cmake)
+  include(${CMAKE_HOME_DIRECTORY}/tools/cmake/GenerateDoc.cmake)
 else()
-  include(${CMAKE_HOME_DIRECTORY}/buildtools/Cmake/GenerateDocWin.cmake)
+  include(${CMAKE_HOME_DIRECTORY}/tools/cmake/GenerateDocWin.cmake)
 endif()
 
 ### Print ARGS
-include(${CMAKE_HOME_DIRECTORY}/buildtools/Cmake/PrintArgs.cmake)
+include(${CMAKE_HOME_DIRECTORY}/tools/cmake/PrintArgs.cmake)
 
 INCLUDE(Dart)