From 88ca1e3514eeb7fd15ea85cc00bf5858d8bd474f Mon Sep 17 00:00:00 2001
From: David Robillard <d@drobilla.net>
Date: Wed, 16 Mar 2011 23:15:29 +0000
Subject: Add threading rule for all classes (prohibit messing with global
 state).

---
 core.lv2/lv2.ttl | 4 ++++
 1 file changed, 4 insertions(+)

(limited to 'core.lv2')

diff --git a/core.lv2/lv2.ttl b/core.lv2/lv2.ttl
index 2fa40fe..ea020d1 100644
--- a/core.lv2/lv2.ttl
+++ b/core.lv2/lv2.ttl
@@ -140,6 +140,10 @@ the functions provided by a plugin are divided into classes:</p>
 <dd>run(), connect_port()</dd>
 </dl>
 
+<p>Plugin functions in any class MUST NOT manipulate any state which might
+affect other plugin or host code, e.g. by using non-reentrant global
+functions.</p>
+
 <p>Extensions to this specification which add new plugin functions MUST declare
 in which of these classes the functions belong, or define new classes for
 them. Extensions which add new host-provided functions MUST declare from which
-- 
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