[meson] Don't allow introspection on static library

src/meson.build

@@ -617,7 +617,17 @@ if have_gobject
   )
 
   gir = find_program('g-ir-scanner', required: get_option('introspection'))
-  build_gir = gir.found() and not meson.is_cross_build()
+  build_gir = gir.found()
+
+  build_gir = build_gir and not meson.is_cross_build()
+  if not build_gir and get_option('introspection').enabled()
+    error('Introspection support is requested but it isn\'t available in cross builds')
+  endif
+
+  build_gir = build_gir and get_option('default_library') != 'static'
+  if not build_gir and get_option('introspection').enabled()
+    error('Introspection support is requested but the default library option should be shared or both')
+  endif
 
   if build_gir
     conf.set('HAVE_INTROSPECTION', 1)