[gnome-chess/arnaudb/dbus-activation] Make D-Bus activatable.

[Arnaud B. <arnaudb src gnome org>]

commit ff6186ba84e25fd04bd973e3fe4c67c2a6cf7f82
Author: Arnaud Bonatti <arnaud bonatti gmail com>
Date:   Sun May 3 18:41:08 2020 +0200

    Make D-Bus activatable.

 data/meson.build                | 11 +++++++++++
 data/org.gnome.Chess.desktop.in |  1 +
 data/org.gnome.Chess.service.in |  3 +++
 meson.build                     |  1 +
 4 files changed, 16 insertions(+)
---
diff --git a/data/meson.build b/data/meson.build
index cd8ef12..7d254cf 100644
--- a/data/meson.build
+++ b/data/meson.build
@@ -30,6 +30,17 @@ if desktop_file_validate.found()
   )
 endif
 
+# Make D-Bus activatable
+service_conf = configuration_data()
+service_conf.set('bindir', bindir)
+
+configure_file(
+  input: '@0  service in'.format(application_id),
+  output: '@0@.service'.format(application_id),
+  install: true,
+  install_dir: join_paths(datadir, 'dbus-1', 'services'),
+  configuration: service_conf
+)
 
 # The appdata file
 appdata_file = i18n.merge_file(
diff --git a/data/org.gnome.Chess.desktop.in b/data/org.gnome.Chess.desktop.in
index 523a607..cc7a701 100644
--- a/data/org.gnome.Chess.desktop.in
+++ b/data/org.gnome.Chess.desktop.in
@@ -13,3 +13,4 @@ StartupNotify=true
 # Translators: Do NOT translate or transliterate this text (this is an icon file name)!
 Icon=org.gnome.Chess
 MimeType=application/x-chess-pgn;
+DBusActivatable=true
diff --git a/data/org.gnome.Chess.service.in b/data/org.gnome.Chess.service.in
new file mode 100644
index 0000000..90d74cc
--- /dev/null
+++ b/data/org.gnome.Chess.service.in
@@ -0,0 +1,3 @@
+[D-BUS Service]
+Name=org.gnome.Chess
+Exec=@bindir@/gnome-chess --gapplication-service
diff --git a/meson.build b/meson.build
index 684aa29..dffbb77 100644
--- a/meson.build
+++ b/meson.build
@@ -24,6 +24,7 @@ pkgdatadir = join_paths(datadir, meson.project_name())
 sysconfdir = join_paths(get_option('prefix'), get_option('sysconfdir'))
 pkgsysconfdir = join_paths(sysconfdir, meson.project_name())
 po_dir = join_paths(meson.source_root(), 'po')
+bindir = join_paths(get_option('prefix'), get_option('bindir'))
 
 # Dependencies
 min_glib_version = '2.44.0'