[glib/gdbus-codegen] gdbus-codegen: Mention that @since can be used

[David Zeuthen <davidz src gnome org>]

commit 6bf978f35e9688e48942bbb9b4f28187fae29f73
Author: David Zeuthen <davidz redhat com>
Date:   Tue Apr 12 17:12:26 2011 -0400

    gdbus-codegen: Mention that @since can be used
    
    Signed-off-by: David Zeuthen <davidz redhat com>

 docs/reference/gio/gdbus-codegen.xml |   13 +++++++++----
 1 files changed, 9 insertions(+), 4 deletions(-)
---
diff --git a/docs/reference/gio/gdbus-codegen.xml b/docs/reference/gio/gdbus-codegen.xml
index d41d6f0..4b81620 100644
--- a/docs/reference/gio/gdbus-codegen.xml
+++ b/docs/reference/gio/gdbus-codegen.xml
@@ -308,6 +308,7 @@ gdbus-codegen --c-namespace MyApp                           \
     BarSignal:
     @blah: The docs for blah parameter.
     @boo: The docs for boo parameter.
+    @since: 2.30
 
     The docs for the actual signal.
   -->
@@ -322,13 +323,17 @@ gdbus-codegen --c-namespace MyApp                           \
 ]]></programlisting></informalexample>
   </para>
   <para>
-    For the <literal>org.gtk.GDBus.DocString</literal> annotation (and
-    inline comments), note that substrings of the form
+    Note that <literal>since</literal> can be used in any inline
+    documentation bit (e.g. for interfaces, methods, signals and
+    properties) to set the <literal>org.gtk.GDBus.Since</literal>
+    annotation. For the <literal>org.gtk.GDBus.DocString</literal>
+    annotation (and inline comments), note that substrings of the form
     <literal>#net.Corp.Bar</literal>,
     <literal>net.Corp.Bar.FooMethod()</literal>,
     <literal>#net.Corp.Bar::BarSignal</literal> and
-    <literal>#net.Corp.InlineDocs:BazProperty</literal> are all expanded
-    to links to the respective interface, method, signal and property.
+    <literal>#net.Corp.InlineDocs:BazProperty</literal> are all
+    expanded to links to the respective interface, method, signal and
+    property.
   </para>
 </refsect1>