[vala] Error domain declaration fixes

[Jürg Billeter <juergbi src gnome org>]

commit c32cc313ba708295df18e5caa5006795c22d2be3
Author: Jürg Billeter <j bitron ch>
Date:   Thu Apr 2 20:37:23 2009 +0200

    Error domain declaration fixes
---
 gobject/valagerrormodule.vala |   10 ++++++++++
 1 files changed, 10 insertions(+), 0 deletions(-)

diff --git a/gobject/valagerrormodule.vala b/gobject/valagerrormodule.vala
index 5d1201c..7869130 100644
--- a/gobject/valagerrormodule.vala
+++ b/gobject/valagerrormodule.vala
@@ -66,6 +66,11 @@ internal class Vala.GErrorModule : CCodeDelegateModule {
 	public override void visit_error_domain (ErrorDomain edomain) {
 		generate_error_domain_declaration (edomain, source_declarations);
 
+		if (!edomain.is_internal_symbol ()) {
+			generate_error_domain_declaration (edomain, header_declarations);
+		}
+		generate_error_domain_declaration (edomain, internal_header_declarations);
+
 		string quark_fun_name = edomain.get_lower_case_cprefix () + "quark";
 
 		var cquark_fun = new CCodeFunction (quark_fun_name, gquark_type.data_type.get_cname ());
@@ -300,6 +305,11 @@ internal class Vala.GErrorModule : CCodeDelegateModule {
 
 		current_method_inner_error = true;
 
+		var error_type = (ErrorType) clause.error_type;
+		if (error_type.error_domain != null) {
+			generate_error_domain_declaration (error_type.error_domain, source_declarations);
+		}
+
 		clause.accept_children (codegen);
 
 		var cfrag = new CCodeFragment ();