Add TimeManager daemon to openbmc

Time Manager daemon supporting NTP and MANUAL modes and below policy

  *) BMC owns the time
  *) HOST owns the time
  *) SPLIT clock and HOST's time is maintained as an offset to BMC
  *) BOTH the BMC and HOST own the clock

Change-Id: I81701b67731aa4b37d6926d5b93d397fea96e086
Signed-off-by: Vishwanatha Subbanna <vishwa@linux.vnet.ibm.com>
diff --git a/configure.ac b/configure.ac
new file mode 100644
index 0000000..f3f119b
--- /dev/null
+++ b/configure.ac
@@ -0,0 +1,25 @@
+# Initialization
+AC_PREREQ([2.69])
+AC_INIT([phosphor-time-manager], [1.0], [https://github.com/openbmc/phosphor-time-manager/issues])
+AC_CONFIG_HEADERS([config.h])
+AM_INIT_AUTOMAKE([subdir-objects -Wall -Werror foreign dist-xz])
+
+# Checks for programs.
+AC_PROG_CXX
+AX_CXX_COMPILE_STDCXX_14([noext])
+AC_PROG_CC
+AM_PROG_AR
+AC_PROG_INSTALL
+AC_PROG_MAKE_SET
+
+# Checks for libraries.
+AC_CHECK_LIB([mapper], [mapper_get_service])
+PKG_CHECK_MODULES([SYSTEMD], [libsystemd >= 221])
+
+# Checks for header files.
+AC_CHECK_HEADER(systemd/sd-bus.h, ,[AC_MSG_ERROR([Could not find systemd/sd-bus.h...systemd developement package required])])
+
+# Checks for typedefs, structures, and compiler characteristics.
+
+AC_CONFIG_FILES([Makefile])
+AC_OUTPUT