From 9c1c778d56ef42f8f00dbd87b2bcf2293bf49380 Mon Sep 17 00:00:00 2001 From: Jennifer Averett Date: Thu, 13 Jan 2000 18:32:38 +0000 Subject: + Added comments --- cpukit/score/src/coremsgclose.c | 23 +++++++++++++++++------ 1 file changed, 17 insertions(+), 6 deletions(-) (limited to 'cpukit/score/src/coremsgclose.c') diff --git a/cpukit/score/src/coremsgclose.c b/cpukit/score/src/coremsgclose.c index 552c0dc477..245c18524f 100644 --- a/cpukit/score/src/coremsgclose.c +++ b/cpukit/score/src/coremsgclose.c @@ -50,15 +50,26 @@ void _CORE_message_queue_Close( unsigned32 status ) { + + /* + * This will flush blocked threads whether they were blocked on + * a send or receive. + */ + + _Thread_queue_Flush( + &the_message_queue->Wait_queue, + remote_extract_callout, + status + ); + + /* + * This removes all messages from the pending message queue. Since + * we just flushed all waiting threads, we don't have to worry about + * the flush satisfying any blocked senders as a side-effect. + */ if ( the_message_queue->number_of_pending_messages != 0 ) (void) _CORE_message_queue_Flush_support( the_message_queue ); - else - _Thread_queue_Flush( - &the_message_queue->Wait_queue, - remote_extract_callout, - status - ); (void) _Workspace_Free( the_message_queue->message_buffers ); -- cgit v1.2.3