sort a bit the cmake file

[simgrid.git] / CMakeLists.txt

diff --git a/CMakeLists.txt b/CMakeLists.txt
index abfa14c..92cb5e3 100644 (file)
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -6,9 +6,13 @@ if(WIN32)
 endif()
 project(SimGrid C)
 
+#-#-#-#-#-#-#-#-#-#-#-#-#-#-#-#-#-#-#
+#     Check for the compiler        #
+#-#-#-#-#-#-#-#-#-#-#-#-#-#-#-#-#-#-#
+
 ## 
 ## Check the C/C++ standard that we need
-##   See also buildtools/Cmake/Flags.cmake that sets our paranoid warning flags
+##   See also tools/cmake/Flags.cmake that sets our paranoid warning flags
 
 enable_language(CXX)
 
@@ -26,17 +30,22 @@ if (CMAKE_COMPILER_IS_GNUCC)
             "SimGrid needs at least g++ version 4.7 to compile "
            "(c++11 support of previous versions is too limited).")
   endif()
+
+  if(COMPILER_C_VERSION_MAJOR_MINOR STRGREATER "4.8")
+    set (CMAKE_AR gcc-ar)
+    set (CMAKE_RANLIB gcc-ranlib)
+  endif()
 endif()
 
 ## We need a decent support of the c++11 standard
 include(CheckCXXCompilerFlag)
-CHECK_CXX_COMPILER_FLAG("-std=c++11" COMPILER_SUPPORTS_CXX11)
+CHECK_CXX_COMPILER_FLAG("-std=gnu++11" COMPILER_SUPPORTS_CXX11)
 if(COMPILER_SUPPORTS_CXX11)
-  set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++11")
-else()
+  set(CMAKE_CXX_FLAGS "${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()
 
 ### And we need C11 standard, too
@@ -47,11 +56,10 @@ if(COMPILER_SUPPORTS_C11)
 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()
 
-
 ### SMPI vs. Fortran
 if ((NOT DEFINED enable_smpi OR enable_smpi) AND NOT APPLE) # smpi is enabled by default
   # Call enable_language(Fortran) in order to load the build rules for
@@ -77,6 +85,10 @@ if ((NOT DEFINED enable_smpi OR enable_smpi) AND NOT APPLE) # smpi is enabled by
   enable_language(Fortran OPTIONAL)
 endif()
 
+#-#-#-#-#-#-#-#-#-#-#-#-#-#-#-#-#-#-#
+#     Build the version number      #
+#-#-#-#-#-#-#-#-#-#-#-#-#-#-#-#-#-#-#
+
 ## Mapping version number -> version name
 # 3.5.99 -> alpha1 (oops)
 # 3.5.9{1,2} -> beta{1,2}
@@ -109,10 +121,9 @@ 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()
@@ -131,17 +142,7 @@ 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("${CMAKE_LINKER} --version" OUTPUT_VARIABLE "LINKER_VERSION")
@@ -149,7 +150,7 @@ string(REGEX MATCH "[0-9].[0-9]*" LINKER_VERSION "${LINKER_VERSION}")
 
 string(REGEX MATCH "cl.exe" VBC "${CMAKE_C_COMPILER}")
 if(VBC)
-  message(FATAL_ERROR "VB is not yet supported by Simgrid.")
+  message("VB is not yet supported by Simgrid. Proceed with extrem caution")
 endif()
 
 ### Find programs and paths
@@ -218,7 +219,7 @@ if(WIN32)
       # set(__GNUC_MINOR__ ${COMPILER_C_MINOR_VERSION})
     endif()
   else()
-    message(FATAL_ERROR "Please use MinGW to compile SimGrid!")
+    message("You REALLY should use MinGW to compile SimGrid on Windows!")
   endif()
 
   if(ARCH_32_BITS)      ### Arch 32bits
@@ -237,8 +238,8 @@ 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                           ${CMAKE_LIB_WIN}")
@@ -253,53 +254,53 @@ endif()
 include_directories(${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(${CMAKE_HOME_DIRECTORY}/buildtools/Cmake/Flags.cmake)
+include(${CMAKE_HOME_DIRECTORY}/tools/cmake/Flags.cmake)
 
 ### 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()
 
 ### 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)