Display LD_VERSION

CMakeLists.txt

@@ -17,6 +17,7 @@ SET(PROJECT_URL "http://github.com/laas/soth")
 SET(CXX_DISABLE_WERROR True)
 SET(CMAKE_VERBOSE_MAKEFILE true)
 
+
 project(${PROJECT_NAME})
 
 # C++ version 4.7 is less permissive than older versions.
@@ -39,6 +40,11 @@ ENDIF(UNIX)
 SETUP_PROJECT()
 SEARCH_FOR_EIGEN()
 
+EXECUTE_PROCESS(COMMAND ${CMAKE_LINKER} -v OUTPUT_VARIABLE LD_VERSION_STR ERROR_VARIABLE LD_VERSION_STR)
+MESSAGE("LD_VERSION_STR: ${LD_VERSION_STR}")
+STRING(REGEX MATCH "([0-9]+\\.[0-9]+(\\.[0-9]+)?)" LD_VERSION ${LD_VERSION_STR})
+MESSAGE("LD_VERSION: ${LD_VERSION}")
+
 # Handle OS specificities 
 INCLUDE(CheckIncludeFiles)
 CHECK_INCLUDE_FILES("sys/time.h" SYS_TIME_H)