meson: be a bit more helpfull when it comes to bindings

Summary:
for now meson would have just used the order that you pass in via
-Dbindings=mono,cxx. However this leads to bugs, as cxx for example must
be declared before mono can be declared. This fixes this error by
forcing a order.

Reviewers: zmike, segfaultxavi

Reviewed By: zmike

Subscribers: cedric, #reviewers, #committers

Tags: #efl

Differential Revision: https://phab.enlightenment.org/D8341

meson.build

@@ -422,9 +422,12 @@ if get_option('eolian-bootstrap') == false
   subdir(join_paths('src', 'generic', 'emotion'))
 
   bindings = get_option('bindings')
+  bindings_order = ['luajit', 'cxx', 'mono']
 
-  foreach binding : bindings
-    subdir(join_paths('src', 'bindings', binding))
+  foreach binding : bindings_order
+    if bindings.contains(binding)
+      subdir(join_paths('src', 'bindings', binding))
+    endif
   endforeach
 
   subdir(join_paths('src', 'edje_external'))