#
# $Id$
#
-# - Find netlink
# Find the native netlink includes and library
#
+# If they exist, differentiate between versions 1,2 and 3.
+# Version 1 does not have netlink/version.h
+# Version 3 does have the major version number as a suffix
+# to the libnl name (libnl-3)
+#
# NL_INCLUDE_DIRS - where to find libnl.h, etc.
# NL_LIBRARIES - List of libraries when using libnl3.
# NL_FOUND - True if libnl found.
# in cache already
SET(NL_FOUND TRUE)
ELSE (NL_LIBRARIES AND NL_INCLUDE_DIRS )
-
SET( SEARCHPATHS
/opt/local
/sw
/usr
/usr/local
)
-
FIND_PATH( NL_INCLUDE_DIR
PATH_SUFFIXES
include/libnl3
NAMES
- netlink/version.h netlink/netlink.h
- PATHS
- $(SEARCHPATHS)
- )
-
- FIND_LIBRARY( NL_LIBRARY
- NAMES
- nl-3 nl
- PATH_SUFFIXES
- lib64 lib
- PATHS
- $(SEARCHPATHS)
- )
-
- FIND_LIBRARY( NLGENL_LIBRARY
- NAMES
- nl-genl-3 nl-genl
- PATH_SUFFIXES
- lib64 lib
+ netlink/version.h
PATHS
$(SEARCHPATHS)
)
-
- FIND_LIBRARY( NLROUTE_LIBRARY
- NAMES
- nl-route-3 nl-route
- PATH_SUFFIXES
- lib64 lib
- PATHS
- $(SEARCHPATHS)
- )
-
+ # NL version >= 2
+ IF ( NL_INCLUDE_DIR )
+ FIND_LIBRARY( NL_LIBRARY
+ NAMES
+ nl-3 nl
+ PATH_SUFFIXES
+ lib64 lib
+ PATHS
+ $(SEARCHPATHS)
+ )
+ FIND_LIBRARY( NLGENL_LIBRARY
+ NAMES
+ nl-genl-3 nl-genl
+ PATH_SUFFIXES
+ lib64 lib
+ PATHS
+ $(SEARCHPATHS)
+ )
+ FIND_LIBRARY( NLROUTE_LIBRARY
+ NAMES
+ nl-route-3 nl-route
+ PATH_SUFFIXES
+ lib64 lib
+ PATHS
+ $(SEARCHPATHS)
+ )
+ STRING(REGEX REPLACE ".*nl-([^.,;]*).*" "\\1" NLSUFFIX ${NL_LIBRARY})
+ IF ( NLSUFFIX )
+ SET( HAVE_LIBNL3 1 )
+ ELSE ( NLSUFFIX )
+ SET( HAVE_LIBNL2 1 )
+ ENDIF (NLSUFFIX )
+ ELSE( NL_INCLUDE_DIR )
+ # NL version 1 ?
+ FIND_PATH( NL_INCLUDE_DIR
+ NAMES
+ netlink/netlink.h
+ PATHS
+ $(SEARCHPATHS)
+ )
+ FIND_LIBRARY( NL_LIBRARY
+ NAMES
+ nl
+ PATH_SUFFIXES
+ lib64 lib
+ PATHS
+ $(SEARCHPATHS)
+ )
+ SET( HAVE_LIBNL1 1 )
+ ENDIF( NL_INCLUDE_DIR )
ENDIF(NL_LIBRARIES AND NL_INCLUDE_DIRS)
+# MESSAGE(STATUS "LIB Found: ${NL_LIBRARY}, Suffix: ${NLSUFFIX}\n 1:${HAVE_LIBNL1}, 2:${HAVE_LIBNL2}, 3:${HAVE_LIBNL3}.")
# handle the QUIETLY and REQUIRED arguments and set NL_FOUND to TRUE if
# all listed variables are TRUE
IF(NL_FOUND)
SET( NL_LIBRARIES ${NLGENL_LIBRARY} ${NLROUTE_LIBRARY} ${NL_LIBRARY} )
SET( NL_INCLUDE_DIRS ${NL_INCLUDE_DIR})
-# FIXME: Differentiate between libnl versions
- SET( HAVE_LIBNL3 1 )
ELSE()
SET( NL_LIBRARIES )
SET( NL_INCLUDE_DIRS )