CMake/Modules/Platform/Linux.cmake

# GCC is the default compiler on Linux.
SET(CMAKE_DL_LIBS "dl")
SET(CMAKE_SHARED_LIBRARY_C_FLAGS "-fPIC")        
SET(CMAKE_SHARED_LIBRARY_CREATE_C_FLAGS "-shared")
SET(CMAKE_SHARED_LIBRARY_LINK_C_FLAGS "-rdynamic")  
SET(CMAKE_SHARED_LIBRARY_RUNTIME_C_FLAG "-Wl,-rpath,")
SET(CMAKE_SHARED_LIBRARY_RUNTIME_C_FLAG_SEP ":")
SET(CMAKE_SHARED_LIBRARY_SONAME_C_FLAG "-Wl,-soname,")
SET(CMAKE_SHARED_LIBRARY_SONAME_CXX_FLAG "-Wl,-soname,")
SET(CMAKE_SHARED_LIBRARY_SONAME_Fortran_FLAG "-Wl,-soname,")

# Initialize C link type selection flags.  These flags are used when
# building a shared library, shared module, or executable that links
# to other libraries to select whether to use the static or shared
# versions of the libraries.
FOREACH(type SHARED_LIBRARY SHARED_MODULE EXE)
  SET(CMAKE_${type}_LINK_STATIC_C_FLAGS "-Wl,-Bstatic")
  SET(CMAKE_${type}_LINK_DYNAMIC_C_FLAGS "-Wl,-Bdynamic")
ENDFOREACH(type)

INCLUDE(Platform/UnixPaths)