girwriter: Write c:type="void" when name="none"

This is to match g-ir-scanner behaviour of using the c:type to
identify void return value.

diff --git a/codegen/valagirwriter.vala b/codegen/valagirwriter.vala
index 90f2836fa1046e6ff91aaf2db2454bba827f112f..28063d24827d047db57def9a82b53b5aa32ddbbe 100644 (file)
--- a/codegen/valagirwriter.vala
+++ b/codegen/valagirwriter.vala
@@ -1558,7 +1558,7 @@ public class Vala.GIRWriter : CodeVisitor {
                        buffer.append_printf ("</array>\n");
                } else if (type is VoidType) {
                        write_indent ();
-                       buffer.append_printf ("<type name=\"none\"/>\n");
+                       buffer.append_printf ("<type name=\"none\" c:type=\"void\"/>\n");
                } else if (type is PointerType) {
                        write_indent ();
                        buffer.append_printf ("<type name=\"gpointer\" c:type=\"%s%s\"/>\n", get_ccode_name (type), direction == ParameterDirection.IN ? "" : "*");