From 2c6c3adc1871735f72eb48bda3fdf600d79b6d0a Mon Sep 17 00:00:00 2001
From: Mike Gabriel <mike.gabriel@das-netzwerkteam.de>
Date: Fri, 6 Oct 2017 11:53:45 +0200
Subject: Make systemd optional. If systemd is not available at build-time, the
 creation of the .service file is omitted.

---
 configure.ac | 14 ++++++++++++--
 1 file changed, 12 insertions(+), 2 deletions(-)

(limited to 'configure.ac')

diff --git a/configure.ac b/configure.ac
index 6bbb300..ac4b7c4 100644
--- a/configure.ac
+++ b/configure.ac
@@ -50,8 +50,18 @@ PKG_CHECK_MODULES(INDICATOR,  glib-2.0 >= $GLIB_REQUIRED_VERSION
                               dbusmenu-gtk3-0.4 >= $DBUSMENUGTK_REQUIRED_VERSION)
 PKG_CHECK_MODULES(APPINDICATOR, ayatana-appindicator3-0.1 >= $LIBAPPINDICATOR_REQUIRED_VERSION)
 
-SYSTEMD_USERDIR=`$PKG_CONFIG --variable=systemduserunitdir systemd`
-AC_SUBST(SYSTEMD_USERDIR)
+#########################
+# Check for systemd
+#########################
+PKG_CHECK_MODULES(SYSTEMD,  systemd,
+    [has_systemd=yes],
+    []
+)
+if test "x$has_systemd" = "xyes"; then
+       SYSTEMD_USERDIR=`$PKG_CONFIG --variable=systemduserunitdir systemd`
+       AC_SUBST(SYSTEMD_USERDIR)
+       AC_DEFINE(HAVE_SYSTEMD, 1, [create ayatana-indicator-application.service for systemd])
+fi
 
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