From 521577bfe361f78543458d4b01e259574e1a46bb Mon Sep 17 00:00:00 2001
From: Boris Kolpackov <boris@codesynthesis.com>
Date: Mon, 4 Apr 2016 16:42:20 +0200
Subject: Add _has_cache() custom session interface, use in OLV implementation

---
 doc/manual.xhtml | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

(limited to 'doc')

diff --git a/doc/manual.xhtml b/doc/manual.xhtml
index a3232b0..b417ced 100644
--- a/doc/manual.xhtml
+++ b/doc/manual.xhtml
@@ -11605,14 +11605,17 @@ odb --hxx-prologue "#include \"app/session.hxx\"" \
 class custom_session
 {
 public:
+  static bool
+  _has_cache ();
+
+  // Cache management functions.
+  //
   template &lt;typename T>
   struct cache_position
   {
     ...
   };
 
-  // Cache management functions.
-  //
   template &lt;typename T>
   static cache_position&lt;T>
   _cache_insert (odb::database&amp;,
@@ -11649,6 +11652,9 @@ public:
 };
   </pre>
 
+  <p>The <code>_has_cache()</code> function shall return <code>true</code>
+     if the object cache is in effect in the current thread.</p>
+
   <p>The <code>cache_position</code> class template represents a position
      in the cache of the inserted object. It should be default and
      copy-constructible as well as copy-assignable. The default
-- 
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