gentoo-overlay/dev-libs/eekboard/files/eekboard-vala.patch

--- a/bindings/vala/Makefile.am
+++ b/bindings/vala/Makefile.am
@@ -59,12 +59,14 @@
 
 eek_gtk_vapi_deps =					\
+	eek-$(EEK_API_VERSION).vapi			\
 	$(srcdir)/EekGtk-$(EEK_API_VERSION).metadata	\
 	|						\
 	$(top_builddir)/eek/EekGtk-$(EEK_API_VERSION).gir	\
 	$(NULL)
 
 eek-gtk-$(EEK_API_VERSION).vapi: $(eek_gtk_vapi_deps)
 	$(VAPIGEN_V)$(VAPIGEN) --vapidir=$(builddir) \
+		--girdir=$(top_builddir)/eek \
 		--library eek-gtk-$(EEK_API_VERSION) \
 		--pkg eek-$(EEK_API_VERSION) \
 		--pkg gio-2.0 \
@@ -74,6 +76,7 @@
 
 eek_xkl_vapi_deps =						\
+	eek-$(EEK_API_VERSION).vapi				\
 	$(srcdir)/EekXkl-$(EEK_API_VERSION).metadata		\
 	|							\
 	$(top_builddir)/eek/EekXkl-$(EEK_API_VERSION).gir	\
 	$(NULL)
@@ -81,6 +84,7 @@
 eek-xkl-$(EEK_API_VERSION).vapi: $(eek_xkl_vapi_deps)
 	$(VAPIGEN_V)$(VAPIGEN) \
 		--vapidir=$(builddir) \
+		--girdir=$(top_builddir)/eek \
 		--library eek-xkl-$(EEK_API_VERSION) \
 		--pkg eek-$(EEK_API_VERSION) \
 		--pkg gio-2.0 \