From: Nick Mathewson <nickm@torproject.org>
Date: Thu, 2 Sep 2010 15:27:57 +0000 (-0400)
Subject: Declare evkeyvalq and event_list even if event_struct.h comes before sys/queue.h
X-Git-Tag: release-2.0.7-rc~14^2~1
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=d3ceca800eb6478b9e0b74680e2bd247d8213187;p=libevent

Declare evkeyvalq and event_list even if event_struct.h comes before sys/queue.h

Fixes bug 3036645 reported by Mihai Draghicioiu
---

diff --git a/include/event2/event_struct.h b/include/event2/event_struct.h
index 80900ea3..9251a7a9 100644
--- a/include/event2/event_struct.h
+++ b/include/event2/event_struct.h
@@ -69,6 +69,15 @@ struct {								\
 }
 #endif /* !TAILQ_ENTRY */
 
+#ifndef TAILQ_HEAD
+#define _EVENT_DEFINED_TQHEAD
+#define TAILQ_HEAD(name, type)			\
+struct name {					\
+	struct type *tqh_first;			\
+	struct type **tqh_last;			\
+}
+#endif
+
 struct event_base;
 struct event {
 	TAILQ_ENTRY(event) ev_active_next;
@@ -121,15 +130,16 @@ struct evkeyval {
 	char *value;
 };
 
-#ifdef _EVENT_DEFINED_TQENTRY
-#undef TAILQ_ENTRY
-struct event_list;
-struct evkeyvalq;
-#undef _EVENT_DEFINED_TQENTRY
-#else
 TAILQ_HEAD (event_list, event);
 TAILQ_HEAD (evkeyvalq, evkeyval);
-#endif /* _EVENT_DEFINED_TQENTRY */
+
+#ifdef _EVENT_DEFINED_TQENTRY
+#undef TAILQ_ENTRY
+#endif
+
+#ifdef _EVENT_DEFINED_TQHEAD
+#undef TAILQ_HEAD
+#endif
 
 #ifdef __cplusplus
 }