build: Add gobject-introspection support

Verified to all be introspectable.

Signed-off-by: Philip Withnall <withnall@endlessm.com>

https://phabricator.endlessm.com/T23859

libeos-parental-controls/meson.build

@@ -42,4 +42,15 @@ pkgconfig.generate(
   filebase: libeos_parental_controls_api_name,
   description: 'Library providing access to parental control settings.',
   requires: libeos_parental_controls_public_deps,
+)
+
+gnome.generate_gir(libeos_parental_controls,
+  sources: libeos_parental_controls_sources + libeos_parental_controls_headers,
+  nsversion: libeos_parental_controls_api_version,
+  namespace: 'EosParentalControls',
+  symbol_prefix: 'epc_',
+  identifier_prefix: 'Epc',
+  export_packages: 'libeos-parental-controls',
+  includes: ['GObject-2.0', 'Gio-2.0'],
+  install: true,
 )

meson.build

@@ -9,6 +9,7 @@ project('eos-parental-controls', 'c',
   ]
 )
 
+gnome = import('gnome')
 i18n = import('i18n')
 pkgconfig = import('pkgconfig')