Update documentation

1 files changed, 3 insertions, 1 deletions

diff --git a/filters.h b/filters.h
index d7503f8a..f7108427 100644
--- a/filters.h
+++ b/filters.h
@@ -1308,7 +1308,9 @@ public:
 		{PumpMessages2(count); return count;}

 

 	/// \brief Pump all data to attached transformation

-	/// \details Internally, PumpAll() calls PumpAll2().

+	/// \details Internally, PumpAll() calls PumpAll2(). PumpAll() signals the

+	///   end of the current message as if MessageEnd() was called. To avoid the

+	///   MessageEnd() signal call Pump(-1).

 	void PumpAll()

 		{PumpAll2();}