Add libsdbusplus dependency

The state-manager uses libsdbusplus, add a dependency
on it.

Change-Id: I7d2bcc58a079e373d4ad101974d5972d846f4bc9
Signed-off-by: Adriana Kobylak <anoo@us.ibm.com>
diff --git a/Makefile.am b/Makefile.am
index a3ed36b..53de608 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -17,8 +17,8 @@
 	bmc_state_manager.cpp \
 	bmc_state_manager_main.cpp
 
-generic_cxxflags = $(SYSTEMD_CFLAGS) $(PHOSPHOR_DBUS_INTERFACES_CFLAGS)
-generic_ldflags = $(SYSTEMD_LIBS) $(PHOSPHOR_DBUS_INTERFACES_LIBS)
+generic_cxxflags = $(SYSTEMD_CFLAGS) $(PHOSPHOR_DBUS_INTERFACES_CFLAGS) $(SDBUSPLUS_CFLAGS)
+generic_ldflags = $(SYSTEMD_LIBS) $(PHOSPHOR_DBUS_INTERFACES_LIBS) $(SDBUSPLUS_LIBS)
 
 phosphor_host_state_manager_CXXFLAGS = $(generic_cxxflags)
 phosphor_host_state_manager_LDFLAGS = $(generic_ldflags)
diff --git a/configure.ac b/configure.ac
index e439154..100838c 100644
--- a/configure.ac
+++ b/configure.ac
@@ -14,6 +14,8 @@
 PKG_CHECK_MODULES([SYSTEMD], [libsystemd >= 221])
 PKG_CHECK_MODULES([PHOSPHOR_DBUS_INTERFACES], [phosphor-dbus-interfaces],,\
     AC_MSG_ERROR(["Requires phosphor-dbus-interfaces package."]))
+PKG_CHECK_MODULES([SDBUSPLUS], [sdbusplus],,
+    AC_MSG_ERROR(["Requires sdbusplus package."]))
 
 # Checks for typedefs, structures, and compiler characteristics.
 AX_CXX_COMPILE_STDCXX_14([noext])