modules/gnome: install Gir also and auto-detect it's dir

Gir file should be installed in devel subpackage

Signed-off-by: Igor Gnatenko <i.gnatenko.brain@gmail.com>

modules/gnome.py

@@ -63,6 +63,9 @@ class GnomeModule:
         scankwargs = {'output' : girfile,
                       'input' : libsources,
                       'command' : scan_command}
+        if kwargs.get('install'):
+            scankwargs['install'] = kwargs['install']
+            scankwargs['install_dir'] = os.path.join(state.environment.get_datadir(), 'gir-1.0')
         scan_target = build.CustomTarget(scan_name, state.subdir, scankwargs)
         
         typelib_name = girtarget.name + '-typelib'

test cases/frameworks/7 gnome/installed_files.txt

@@ -1,2 +1,3 @@
 usr/lib/girepository-1.0/Meson-1.0.typelib
+usr/share/gir-1.0/Meson-1.0.gir
 usr/share/glib-2.0/schemas/com.github.meson.gschema.xml