From 360399998b3dbacd12d8b8a79f2a97e54be6d43f Mon Sep 17 00:00:00 2001
From: David Robillard <d@drobilla.net>
Date: Mon, 2 Jul 2012 16:21:31 +0000
Subject: Make event iterator gracefully handle optional ports.

---
 lv2/lv2plug.in/ns/ext/event/event-helpers.h | 5 ++++-
 lv2/lv2plug.in/ns/ext/event/event.ttl       | 9 +++++++++
 lv2/lv2plug.in/ns/ext/event/manifest.ttl    | 2 +-
 3 files changed, 14 insertions(+), 2 deletions(-)

(limited to 'lv2/lv2plug.in/ns/ext')

diff --git a/lv2/lv2plug.in/ns/ext/event/event-helpers.h b/lv2/lv2plug.in/ns/ext/event/event-helpers.h
index 46d634d..8e29507 100644
--- a/lv2/lv2plug.in/ns/ext/event/event-helpers.h
+++ b/lv2/lv2plug.in/ns/ext/event/event-helpers.h
@@ -108,7 +108,7 @@ lv2_event_begin(LV2_Event_Iterator* iter,
 static inline bool
 lv2_event_is_valid(LV2_Event_Iterator* iter)
 {
-	return (iter->offset < iter->buf->size);
+	return (iter->buf && (iter->offset < iter->buf->size));
 }
 
 
@@ -165,6 +165,9 @@ lv2_event_write(LV2_Event_Iterator* iter,
                 uint16_t            size,
                 const uint8_t*      data)
 {
+	if (!iter->buf)
+		return false;
+
 	if (iter->buf->capacity - iter->buf->size < sizeof(LV2_Event) + size)
 		return false;
 
diff --git a/lv2/lv2plug.in/ns/ext/event/event.ttl b/lv2/lv2plug.in/ns/ext/event/event.ttl
index e6a11a3..971fce2 100644
--- a/lv2/lv2plug.in/ns/ext/event/event.ttl
+++ b/lv2/lv2plug.in/ns/ext/event/event.ttl
@@ -17,6 +17,15 @@
 		<event-helpers.h> ,
 		<../../meta/meta.ttl> ;
 	doap:release [
+		doap:revision "1.7" ;
+		doap:created "2012-07-02" ;
+		dcs:blame <http://drobilla.net/drobilla#me> ;
+		dcs:changeset [
+			dcs:item [
+				rdfs:label "Make event iterator gracefully handle optional ports."
+			]
+		]
+	] , [
 		doap:revision "1.6" ;
 		doap:created "2012-04-17" ;
 		doap:file-release <http://lv2plug.in/spec/lv2-1.0.0.tar.bz2> ;
diff --git a/lv2/lv2plug.in/ns/ext/event/manifest.ttl b/lv2/lv2plug.in/ns/ext/event/manifest.ttl
index 2b21906..27882bf 100644
--- a/lv2/lv2plug.in/ns/ext/event/manifest.ttl
+++ b/lv2/lv2plug.in/ns/ext/event/manifest.ttl
@@ -4,6 +4,6 @@
 <http://lv2plug.in/ns/ext/event>
 	a lv2:Specification ;
 	lv2:minorVersion 1 ;
-	lv2:microVersion 6 ;
+	lv2:microVersion 7 ;
 	rdfs:seeAlso <event.ttl> .
 
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