diff options
Diffstat (limited to 'src/external')
| -rw-r--r-- | src/external/libnl.m4 | 98 |
1 files changed, 73 insertions, 25 deletions
diff --git a/src/external/libnl.m4 b/src/external/libnl.m4 index 36619ff8..d468a490 100644 --- a/src/external/libnl.m4 +++ b/src/external/libnl.m4 @@ -1,34 +1,82 @@ +dnl A macro to check if this particular version of libnl supports particular common libnl functions +AC_DEFUN([AM_CHECK_LIBNL_FCS], +[ + AC_CHECK_LIB($1, + [nl_socket_add_membership], + [AC_DEFINE([HAVE_NL_SOCKET_ADD_MEMBERSHIP], 1, [Does libnl have nl_socket_add_membership?]) + ], + ) + + AC_CHECK_LIB($1, + [nl_socket_modify_cb], + [AC_DEFINE([HAVE_NL_SOCKET_MODIFY_CB], 1, [Does libnl have nl_socket_modify_cb?]) + ], + ) + + AC_CHECK_LIB($1, + [rtnl_route_get_oif], + [AC_DEFINE([HAVE_RTNL_ROUTE_GET_OIF], 1, [Does libnl have rtnl_route_get_oif?]) + ], + ) + + AC_CHECK_LIB($1, + [nl_set_passcred], + [AC_DEFINE([HAVE_NL_SET_PASSCRED], 1, [Does libnl have nl_set_passcred?]) + ], + ) + + AC_CHECK_LIB($1, + [nl_socket_set_passcred], + [AC_DEFINE([HAVE_NL_SOCKET_SET_PASSCRED], 1, [Does libnl have nl_socket_set_passcred?]) + ], + ) +]) + dnl A macro to check the availability and version of libnetlink +AC_DEFUN([AM_CHECK_LIBNL1], +[ + PKG_CHECK_MODULES(LIBNL, libnl-1 >= 1.1,[ + + HAVE_LIBNL=1 + HAVE_LIBNL1=1 + + AC_DEFINE_UNQUOTED(HAVE_LIBNL, 1, [Build with libnetlink support]) + AC_DEFINE_UNQUOTED(HAVE_LIBNL1, 1, [Libnetlink version = 1]) + + AC_MSG_NOTICE([Building with libnl]) + + AC_CHECK_HEADERS(netlink.h) + AC_CHECK_LIB(nl, nl_connect, [ LIBNL_LIBS="-lnl" ], [AC_MSG_ERROR([libnl is required])]) -AC_DEFUN([AM_CHECK_LIBNL], + AM_CHECK_LIBNL_FCS(nl) + + + ],[AC_MSG_WARN([Netlink v1 support unavailable or too old])]) + + AC_SUBST(LIBNL_CFLAGS) + AC_SUBST(LIBNL_LIBS) +]) + +dnl A macro to check the availability of libnetlink version 3 + +AC_DEFUN([AM_CHECK_LIBNL3], [ - PKG_CHECK_MODULES(libnl, libnl-1 >= 1.1,[ + PKG_CHECK_MODULES(LIBNL, [ + libnl-3.0 >= 3.0 + libnl-route-3.0 >= 3.0], [ + HAVE_LIBNL=1 - AC_SUBST(HAVE_LIBNL) + HAVE_LIBNL3=1 + + AC_DEFINE_UNQUOTED(HAVE_LIBNL, 1, [Build with libnetlink support]) + AC_DEFINE_UNQUOTED(HAVE_LIBNL3, 1, [Libnetlink version = 3]) + + AC_MSG_NOTICE([Building with libnl3]) + + AM_CHECK_LIBNL_FCS(nl-3) - AC_CHECK_HEADERS(netlink.h) - AC_CHECK_LIB(nl, nl_connect, [ LIBNL_LIBS="-lnl" ], [AC_MSG_ERROR([libnl is required])]) - - dnl Check if this particular version of libnl supports particular functions - AC_CHECK_LIB([nl], - [nl_socket_add_membership], - [AC_DEFINE([HAVE_NL_SOCKET_ADD_MEMBERSHIP], 1, [Does libnl have nl_socket_add_membership?]) - ], - ) - - AC_CHECK_LIB([nl], - [nl_socket_modify_cb], - [AC_DEFINE([HAVE_NL_SOCKET_MODIFY_CB], 1, [Does libnl have nl_socket_modify_cb?]) - ], - ) - - AC_CHECK_LIB([nl], - [nl_set_passcred], - [AC_DEFINE([HAVE_NL_SET_PASSCRED], 1, [Does libnl have nl_set_passcred?]) - ], - ) - ],[AC_MSG_WARN([Netlink support unavailable or too old])]) + ],[AC_MSG_WARN([Netlink v3 support unavailable or too old])]) AC_SUBST(LIBNL_CFLAGS) AC_SUBST(LIBNL_LIBS) |