Install systemd services with autotools

Change-Id: Id81ae8e2d8a2c9456ac0dac2c30c0d24dab3b694

Makefile.am

@@ -5,6 +5,7 @@ SUBDIRS = \
 	src \
 	include \
 	sql \
+	contrib \
 	tests \
 	$(NULL)
 
@@ -12,6 +13,9 @@ EXTRA_DIST = \
 	.version \
 	$(NULL)
 
+DISTCHECK_CONFIGURE_FLAGS = \
+	--with-systemdsystemunitdir=$$dc_install_base/$(systemdsystemunitdir)
+
 pkgconfigdir = $(libdir)/pkgconfig
 pkgconfig_DATA = libosmo-gsup-client.pc
 

configure.ac

@@ -92,6 +92,22 @@ AC_MSG_CHECKING([whether to enable VTY/CTRL tests])
 AC_MSG_RESULT([$enable_ext_tests])
 AM_CONDITIONAL(ENABLE_EXT_TESTS, test "x$enable_ext_tests" = "xyes")
 
+# https://www.freedesktop.org/software/systemd/man/daemon.html
+AC_ARG_WITH([systemdsystemunitdir],
+     [AS_HELP_STRING([--with-systemdsystemunitdir=DIR], [Directory for systemd service files])],,
+     [with_systemdsystemunitdir=auto])
+AS_IF([test "x$with_systemdsystemunitdir" = "xyes" -o "x$with_systemdsystemunitdir" = "xauto"], [
+     def_systemdsystemunitdir=$($PKG_CONFIG --variable=systemdsystemunitdir systemd)
+
+     AS_IF([test "x$def_systemdsystemunitdir" = "x"],
+   [AS_IF([test "x$with_systemdsystemunitdir" = "xyes"],
+    [AC_MSG_ERROR([systemd support requested but pkg-config unable to query systemd package])])
+    with_systemdsystemunitdir=no],
+   [with_systemdsystemunitdir="$def_systemdsystemunitdir"])])
+AS_IF([test "x$with_systemdsystemunitdir" != "xno"],
+      [AC_SUBST([systemdsystemunitdir], [$with_systemdsystemunitdir])])
+AM_CONDITIONAL([HAVE_SYSTEMD], [test "x$with_systemdsystemunitdir" != "xno"])
+
 AC_MSG_RESULT([CFLAGS="$CFLAGS"])
 AC_MSG_RESULT([CPPFLAGS="$CPPFLAGS"])
 
@@ -103,6 +119,8 @@ AC_OUTPUT(
 	include/Makefile
 	libosmo-gsup-client.pc
 	sql/Makefile
+	contrib/Makefile
+	contrib/systemd/Makefile
 	tests/Makefile
 	tests/auc/Makefile
 	tests/auc/gen_ts_55_205_test_sets/Makefile

contrib/Makefile.am

@@ -0,0 +1 @@
+SUBDIRS = systemd

contrib/systemd/Makefile.am

@@ -0,0 +1,5 @@
+if HAVE_SYSTEMD
+EXTRA_DIST = osmo-hlr.service
+systemdsystemunit_DATA = \
+  osmo-hlr.service
+endif

debian/osmo-hlr.install

@@ -1,3 +1,4 @@
+/lib/systemd/system/osmo-hlr.service
 /usr/bin/osmo-hlr
 /usr/bin/osmo-hlr-db-tool
 /usr/share/doc/osmo-hlr/sql/hlr.sql

debian/osmo-hlr.service

@@ -1 +0,0 @@
-../contrib/systemd/osmo-hlr.service

debian/rules

@@ -15,3 +15,6 @@ override_dh_strip:
 # Print test results in case of a failure
 override_dh_auto_test:
 	dh_auto_test || (find . -name testsuite.log -exec cat {} \; ; false)
+
+override_dh_auto_configure:
+	dh_auto_configure -- --with-systemdsystemunitdir=/lib/systemd/system