diff options
Diffstat (limited to 'src/external/libnl.m4')
| -rw-r--r-- | src/external/libnl.m4 | 49 |
1 files changed, 24 insertions, 25 deletions
diff --git a/src/external/libnl.m4 b/src/external/libnl.m4 index ed8f95b63..36619ff87 100644 --- a/src/external/libnl.m4 +++ b/src/external/libnl.m4 @@ -1,35 +1,34 @@ dnl A macro to check the availability and version of libnetlink + AC_DEFUN([AM_CHECK_LIBNL], [ - PKG_CHECK_MODULES(libnl, libnl-1) - - AC_CHECK_HEADERS(netlink.h) - AC_CHECK_LIB(nl, nl_connect, [ LIBNL_LIBS="-lnl" ], [AC_MSG_ERROR([libnl is required])]) + PKG_CHECK_MODULES(libnl, libnl-1 >= 1.1,[ + HAVE_LIBNL=1 + AC_SUBST(HAVE_LIBNL) + AC_DEFINE_UNQUOTED(HAVE_LIBNL, 1, [Build with libnetlink support]) - AC_CHECK_LIB([nl], - [nl_handle_get_fd], - [AC_DEFINE([HAVE_LIBNL_OLDER_THAN_1_1], 1, [Does libnl have pre-1.1 API?]) - ], - ) + 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?]) - ], - ) + 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_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_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_SUBST(LIBNL_CFLAGS) AC_SUBST(LIBNL_LIBS) |