[tracker-miners/wip/carlosg/fix-autostart] build: Fix -Dautostart=true

[Carlos Garnacho <carlosg src gnome org>]

commit e7b6d5f8b7541a4693c61be5d210fad85a5c9d06
Author: Carlos Garnacho <carlosg gnome org>
Date:   Sat Sep 12 13:37:11 2020 +0200

    build: Fix -Dautostart=true
    
    Meson doesn't seem to like that we use install_data() with custom target
    results. Make this option toggle the "install" keyword argument in the
    custom target itself.

 src/miners/fs/meson.build       | 10 +++-------
 src/miners/rss/meson.build      | 10 +++-------
 src/tracker-extract/meson.build | 10 +++-------
 3 files changed, 9 insertions(+), 21 deletions(-)
---
diff --git a/src/miners/fs/meson.build b/src/miners/fs/meson.build
index a770516c9..5a23bd06c 100644
--- a/src/miners/fs/meson.build
+++ b/src/miners/fs/meson.build
@@ -54,13 +54,9 @@ desktop_file_untranslated = configure_file(
 desktop_file = custom_target('tracker-miner-fs-desktop-file',
     input: desktop_file_untranslated,
     output: 'tracker-miner-fs.desktop',
-    command: ['intltool-merge', '--quiet', '--desktop-style', '--utf8', join_paths(meson.source_root(), 
'po'), '@INPUT@', '@OUTPUT@'])
-
-if get_option('autostart')
-  install_data(desktop_file,
-      install: true,
-      install_dir: join_paths(get_option('sysconfdir'), 'xdg/autostart'))
-endif
+    command: ['intltool-merge', '--quiet', '--desktop-style', '--utf8', join_paths(meson.source_root(), 
'po'), '@INPUT@', '@OUTPUT@'],
+    install: get_option('autostart'),
+    install_dir: join_paths(get_option('sysconfdir'), 'xdg/autostart'))
 
 if install_systemd_user_services
   configure_file(
diff --git a/src/miners/rss/meson.build b/src/miners/rss/meson.build
index f540befe2..0bf0bb765 100644
--- a/src/miners/rss/meson.build
+++ b/src/miners/rss/meson.build
@@ -31,13 +31,9 @@ desktop_file_untranslated = configure_file(
 desktop_file = custom_target('tracker-miner-rss-desktop-file',
     input: desktop_file_untranslated,
     output: 'tracker-miner-rss.desktop',
-    command: ['intltool-merge', '--quiet', '--desktop-style', '--utf8', join_paths(meson.source_root(), 
'po'), '@INPUT@', '@OUTPUT@'])
-
-if get_option('autostart')
-  install_data(desktop_file,
-      install: true,
-      install_dir: join_paths(get_option('sysconfdir'), 'xdg/autostart'))
-endif
+    command: ['intltool-merge', '--quiet', '--desktop-style', '--utf8', join_paths(meson.source_root(), 
'po'), '@INPUT@', '@OUTPUT@'],
+    install: get_option('autostart'),
+    install_dir: join_paths(get_option('sysconfdir'), 'xdg/autostart'))
 
 if install_systemd_user_services
   configure_file(
diff --git a/src/tracker-extract/meson.build b/src/tracker-extract/meson.build
index 239907179..aec37bfcc 100644
--- a/src/tracker-extract/meson.build
+++ b/src/tracker-extract/meson.build
@@ -189,13 +189,9 @@ desktop_file_untranslated = configure_file(
 desktop_file = custom_target('tracker-extract-desktop-file',
   input: desktop_file_untranslated,
   output: 'tracker-extract.desktop',
-  command: ['intltool-merge', '--quiet', '--desktop-style', '--utf8', join_paths(meson.source_root(), 'po'), 
'@INPUT@', '@OUTPUT@'])
-
-if get_option('autostart')
-  install_data(desktop_file,
-      install: true,
-      install_dir: join_paths(get_option('sysconfdir'), 'xdg/autostart'))
-endif
+  command: ['intltool-merge', '--quiet', '--desktop-style', '--utf8', join_paths(meson.source_root(), 'po'), 
'@INPUT@', '@OUTPUT@'],
+  install: get_option('autostart'),
+  install_dir: join_paths(get_option('sysconfdir'), 'xdg/autostart'))
 
 if install_systemd_user_services
   configure_file(