From 4bdb13dd2bc7b2327ff0d6b599239051e7a73ecf Mon Sep 17 00:00:00 2001
From: Mike Gabriel <mike.gabriel@das-netzwerkteam.de>
Date: Sat, 7 Oct 2017 21:05:57 +0200
Subject: systemd unit file: Only build+install if systemd is available at
 build-time.

---
 data/CMakeLists.txt | 44 +++++++++++++++++++++++---------------------
 1 file changed, 23 insertions(+), 21 deletions(-)

(limited to 'data')

diff --git a/data/CMakeLists.txt b/data/CMakeLists.txt
index f3feeff..fd2904d 100644
--- a/data/CMakeLists.txt
+++ b/data/CMakeLists.txt
@@ -19,33 +19,35 @@ add_schema (${SCHEMA_FILE})
 ##  Systemd Unit File
 ##
 
-# where to install
-# Uncomment when we drop Vivid
-# pkg_get_variable(SYSTEMD_USER_DIR systemd systemduserunitdir)
-set (SYSTEMD_USER_DIR "/usr/lib/systemd/user")
-message (STATUS "${SYSTEMD_USER_DIR} is the systemd user unit file install dir")
+pkg_check_modules(SYSTEMD systemd)
+if (${SYSTEMD_FOUND})
 
-set (SYSTEMD_USER_NAME "${CMAKE_PROJECT_NAME}.service")
-set (SYSTEMD_USER_FILE "${CMAKE_CURRENT_BINARY_DIR}/${SYSTEMD_USER_NAME}")
-set (SYSTEMD_USER_FILE_IN "${CMAKE_CURRENT_SOURCE_DIR}/${SYSTEMD_USER_NAME}.in")
+    pkg_get_variable(SYSTEMD_USER_DIR systemd systemduserunitdir)
+    message (STATUS "${SYSTEMD_USER_DIR} is the systemd user unit file install dir")
 
-# build it
-set (pkglibexecdir "${CMAKE_INSTALL_FULL_PKGLIBEXECDIR}")
-configure_file ("${SYSTEMD_USER_FILE_IN}" "${SYSTEMD_USER_FILE}")
+    set (SYSTEMD_USER_NAME "${CMAKE_PROJECT_NAME}.service")
+    set (SYSTEMD_USER_FILE "${CMAKE_CURRENT_BINARY_DIR}/${SYSTEMD_USER_NAME}")
+    set (SYSTEMD_USER_FILE_IN "${CMAKE_CURRENT_SOURCE_DIR}/${SYSTEMD_USER_NAME}.in")
 
-# install it
-install (FILES "${SYSTEMD_USER_FILE}"
-         DESTINATION "${SYSTEMD_USER_DIR}")
+    # build it
+    set (pkglibexecdir "${CMAKE_INSTALL_FULL_PKGLIBEXECDIR}")
+    configure_file ("${SYSTEMD_USER_FILE_IN}" "${SYSTEMD_USER_FILE}")
 
-##
-##  Upstart systemd override Job File
-##
+    # install it
+    install (FILES "${SYSTEMD_USER_FILE}"
+             DESTINATION "${SYSTEMD_USER_DIR}")
+
+    ##
+    ##  Upstart systemd override Job File
+    ##
+
+    set (UPSTART_SYSTEMD_OVERRIDE_DIR "${CMAKE_INSTALL_FULL_DATADIR}/upstart/systemd-session/upstart")
+    message (STATUS "${UPSTART_SYSTEMD_OVERRIDE_DIR} is the Upstart override Job File for systemd dir")
 
-set (UPSTART_SYSTEMD_OVERRIDE_DIR "${CMAKE_INSTALL_FULL_DATADIR}/upstart/systemd-session/upstart")
-message (STATUS "${UPSTART_SYSTEMD_OVERRIDE_DIR} is the Upstart override Job File for systemd dir")
+    install (FILES "${CMAKE_CURRENT_SOURCE_DIR}/${CMAKE_PROJECT_NAME}.override"
+             DESTINATION "${UPSTART_SYSTEMD_OVERRIDE_DIR}")
 
-install (FILES "${CMAKE_CURRENT_SOURCE_DIR}/${CMAKE_PROJECT_NAME}.override"
-         DESTINATION "${UPSTART_SYSTEMD_OVERRIDE_DIR}")
+endif()
 
 ##
 ##  Upstart Config File
-- 
cgit v1.2.3