From d3bbc5f4309b85e36e260e9c0ece006b131db3f5 Mon Sep 17 00:00:00 2001
From: Justus Winter <4winter@informatik.uni-hamburg.de>
Date: Thu, 28 Nov 2013 14:12:25 +0100
Subject: libcons: add a payload-aware intrans function

* libcons/mutations.h: Add mutator.
* libcons/priv.h (begin_using_notify_payload): New function.
---
 libcons/mutations.h | 1 +
 libcons/priv.h      | 6 ++++++
 2 files changed, 7 insertions(+)

diff --git a/libcons/mutations.h b/libcons/mutations.h
index c895447a..47513408 100644
--- a/libcons/mutations.h
+++ b/libcons/mutations.h
@@ -21,6 +21,7 @@
 /* Only CPP macro definitions should go in this file. */
 
 #define FS_NOTIFY_INTRAN cons_notify_t begin_using_notify_port (fs_notify_t)
+#define FS_NOTIFY_INTRAN_PAYLOAD cons_notify_t begin_using_notify_payload
 #define FS_NOTIFY_DESTRUCTOR end_using_notify_port (cons_notify_t)
 
 #define FS_NOTIFY_IMPORTS import "priv.h";
diff --git a/libcons/priv.h b/libcons/priv.h
index 38971ff8..6cdf3dbc 100644
--- a/libcons/priv.h
+++ b/libcons/priv.h
@@ -80,6 +80,12 @@ begin_using_notify_port (fs_notify_t port)
   return ports_lookup_port (cons_port_bucket, port, cons_port_class);
 }
 
+static inline cons_notify_t
+begin_using_notify_payload (unsigned long payload)
+{
+  return ports_lookup_payload (cons_port_bucket, payload, cons_port_class);
+}
+
 /* Called by MiG after server routines have been run; this balances
    begin_using_notify_port, and is arranged for the fs_notify
    interfaces by mutations.h. */
-- 
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