woops, this code was not unused

[simgrid.git] / CMakeLists.txt

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 3fdc359..1bcfc59 100644 (file)
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -159,13 +159,6 @@ if(NOT CMAKE_CROSSCOMPILING AND EXISTS /usr/include/)
   set(INCLUDES ${INCLUDES} /usr/include/)
 endif()
 
-### Check 32bits or 64bits
-IF(CMAKE_SIZEOF_VOID_P EQUAL 4)
-  SET(ARCH_32_BITS 1)
-ELSE()
-  SET(ARCH_32_BITS 0)
-ENDIF()
-
 if(WIN32)
   set(CMAKE_INCLUDE_WIN "${CMAKE_C_COMPILER}")
   set(CMAKE_LIB_WIN "${CMAKE_C_COMPILER}")
@@ -177,13 +170,14 @@ endif()
 
 include_directories(${INCLUDES})
 
-
+# library dependency cannot start with a space (CMP0004), so initialize it with something that is never desactivated.
+set(SIMGRID_DEP "-lm") 
 
 ### Determine the assembly flavor that we need today
 set(HAVE_RAW_CONTEXTS 0)
 include(CMakeDetermineSystem)
 IF(CMAKE_SYSTEM_PROCESSOR MATCHES ".86|AMD64|amd64")
-  IF(${ARCH_32_BITS})
+  IF(CMAKE_SIZEOF_VOID_P EQUAL 4) # 32 bits
     message(STATUS "System processor: i686 (${CMAKE_SYSTEM_PROCESSOR}, 32 bits)")
     set(PROCESSOR_i686 1)
     set(PROCESSOR_x86_64 0)
@@ -280,18 +274,6 @@ else()
   endif()
 endif()
 
-# Try again to see if we have libboost-graph
-#find_package(Boost 1.42 COMPONENTS graph)
-#set(Boost_FOUND 1) # We don't care of whether this component is missing
-#
-#if(Boost_FOUND AND Boost_GRAPH_FOUND)
-#  set(HAVE_BOOST_GRAPH 1)
-#else()
-#  message ("   boost        : found.")
-#  message ("   boost-graph  : missing. Install libboost-graph-dev for this optional feature.")
-#  set(HAVE_BOOST_GRAPH 0)
-#endif()
-
 # Checks for header libraries functions.
 CHECK_LIBRARY_EXISTS(rt      clock_gettime           "" HAVE_POSIX_GETTIME)
 
@@ -356,6 +338,10 @@ if(HAVE_MMAP AND HAVE_THREAD_LOCAL_STORAGE)
   SET(HAVE_MMALLOC 1)
 else()
   SET(HAVE_MMALLOC 0)
+  if(enable_model-checking)
+    message(STATUS "Warning: support for model-checking has been disabled because you are missing either mmap or __thread.")
+  endif()
+  SET(enable_model-checking 0)
 endif()
 
 if(enable_jedule)
@@ -370,21 +356,35 @@ else()
   SET(HAVE_MALLOCATOR 0)
 endif()
 
+include(FindLibunwind)
+if(HAVE_LIBUNWIND)
+  SET(SIMGRID_DEP "${SIMGRID_DEP} -lunwind -lunwind-ptrace")
+  # This supposes that the host machine is either an AMD or a X86.
+  # This is deeply wrong, and should be fixed by manually loading -lunwind-PLAT (FIXME)
+  if(PROCESSOR_x86_64)
+    SET(SIMGRID_DEP "${SIMGRID_DEP} -lunwind-x86_64")
+  else()
+    SET(SIMGRID_DEP "${SIMGRID_DEP} -lunwind-x86")
+  endif()
+else()
+  if(enable_model-checking)
+    message(FATAL_ERROR "Please either install the libunwind7-dev package (or equivalent) or turn off the model-checking option of SimGrid.")
+  endif()
+endif()
+
 if(enable_model-checking AND NOT "${CMAKE_SYSTEM}" MATCHES "Linux")
   message(WARNING "Support for model-checking has not been enabled on ${CMAKE_SYSTEM}: disabling it")
   set(enable_model-checking FALSE)
-  set(HAVE_MC 0)
 endif()
-if(enable_model-checking AND HAVE_MMALLOC)
+
+if(enable_model-checking)
   SET(HAVE_MC 1)
-  include(FindLibunwind)
-  include(FindLibdw)
+  
+  include(FindLibdw)  
+  SET(SIMGRID_DEP "${SIMGRID_DEP} -ldw")
 else()
-  if(enable_model-checking)
-    message(STATUS "Warning: support for model-checking has been disabled because you are missing either mmap or __thread.")
-  endif()
-  SET(HAVE_MC 0)
-  SET(HAVE_MMALLOC 0)
+  SET(HAVE_MC 0)  
+  set(HAVE_MMALLOC 0)
 endif()
 
 if (enable_model-checking AND enable_ns3)