[vala] codegen: Add support for finish_vfunc_name in CCode

[Rico Tzschichholz <ricotz src gnome org>]

commit a38fdd253569d3459204a08364d3ba8a831f32eb
Author: Rico Tzschichholz <ricotz ubuntu com>
Date:   Sun Sep 18 15:36:06 2016 +0200

    codegen: Add support for finish_vfunc_name in CCode

 codegen/valaccodeattribute.vala |    7 ++++++-
 vala/valagirparser.vala         |    7 ++++++-
 vapigen/valagidlparser.vala     |    2 ++
 3 files changed, 14 insertions(+), 2 deletions(-)
---
diff --git a/codegen/valaccodeattribute.vala b/codegen/valaccodeattribute.vala
index 38d2ebf..0383fe3 100644
--- a/codegen/valaccodeattribute.vala
+++ b/codegen/valaccodeattribute.vala
@@ -439,7 +439,12 @@ public class Vala.CCodeAttribute : AttributeCache {
        public string finish_vfunc_name {
                get {
                        if (_finish_vfunc_name == null) {
-                               _finish_vfunc_name = get_finish_name_for_basename (vfunc_name);
+                               if (ccode != null) {
+                                       _finish_vfunc_name = ccode.get_string ("finish_vfunc_name");
+                               }
+                               if (_finish_vfunc_name == null) {
+                                       _finish_vfunc_name = get_finish_name_for_basename (vfunc_name);
+                               }
                        }
                        return _finish_vfunc_name;
                }
diff --git a/vala/valagirparser.vala b/vala/valagirparser.vala
index 159ce9f..b453069 100644
--- a/vala/valagirparser.vala
+++ b/vala/valagirparser.vala
@@ -81,7 +81,8 @@ public class Vala.GirParser : CodeVisitor {
                FLOATING,
                TYPE_ID,
                RETURN_VOID,
-               DELEGATE_TARGET_CNAME;
+               DELEGATE_TARGET_CNAME,
+               FINISH_VFUNC_NAME;
 
                public static ArgumentType? from_string (string name) {
                        var enum_class = (EnumClass) typeof(ArgumentType).class_ref ();
@@ -3081,6 +3082,10 @@ public class Vala.GirParser : CodeVisitor {
                                method.set_attribute_string ("CCode", "vfunc_name", metadata.get_string 
(ArgumentType.VFUNC_NAME));
                                method.is_virtual = true;
                        }
+                       if (metadata.has_argument (ArgumentType.FINISH_VFUNC_NAME)) {
+                               method.set_attribute_string ("CCode", "finish_vfunc_name", 
metadata.get_string (ArgumentType.FINISH_VFUNC_NAME));
+                               method.is_virtual = true;
+                       }
                }
 
                if (!(metadata.get_expression (ArgumentType.THROWS) is NullLiteral)) {
diff --git a/vapigen/valagidlparser.vala b/vapigen/valagidlparser.vala
index 380fb0a..543b686 100644
--- a/vapigen/valagidlparser.vala
+++ b/vapigen/valagidlparser.vala
@@ -2349,6 +2349,8 @@ public class Vala.GIdlParser : CodeVisitor {
                                        }
                                } else if (nv[0] == "vfunc_name") {
                                        m.set_attribute_string ("CCode", "vfunc_name", eval (nv[1]));
+                               } else if (nv[0] == "finish_vfunc_name") {
+                                       m.set_attribute_string ("CCode", "finish_vfunc_name", eval (nv[1]));
                                } else if (nv[0] == "finish_name") {
                                        m.set_attribute_string ("CCode", "finish_name", eval (nv[1]));
                                } else if (nv[0] == "async") {