Add keyd support for systemd socket activation

[onak.git] / configure.ac

diff --git a/configure.ac b/configure.ac
index 09c5ac35172d586eec6b58730aa952cee7e3bfc5..740f79cbafc239d2153d8a96d50589d8c89ae62a 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -11,6 +11,12 @@ AC_C_BIGENDIAN
 m4_include([m4/ax_lib_nettle.m4])
 
 AX_LIB_NETTLE(auto)
+AC_CHECK_HEADER([systemd/sd-daemon.h], [
+       AC_CHECK_LIB([systemd-daemon], [sd_listen_fds],
+               [AC_DEFINE([HAVE_SYSTEMD], [1], [systemd-daemon is available])
+               AC_SUBST([SYSTEMD_LIBS], [-lsystemd-daemon])
+       ])
+])
 
 dnl We should always have these backends available.
 backends="file fs keyd"