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rpcrt4: Wait for server threads to finish in RpcMgmtWaitServerListen.

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This fixes races when stopping manual listen RPC servers. It should fix
races in Office applications as well as our services.exe (visible as CS
error on prefix shutdown).

Signed-off-by: Jacek Caban <jacek@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Jacek Caban 2017-05-31 17:30:52 +02:00 committed by Alexandre Julliard
parent e98c7a59c2
commit 09e98be243
1 changed files with 24 additions and 1 deletions
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25
dlls/rpcrt4/rpc_server.c
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@ -1542,7 +1542,8 @@ RPC_STATUS WINAPI RpcServerListen( UINT MinimumCallThreads, UINT MaxCalls, UINT
*/
RPC_STATUS WINAPI RpcMgmtWaitServerListen( void )
{
HANDLE event;
RpcServerProtseq *protseq;
HANDLE event, wait_thread;
TRACE("()\n");
@ -1558,6 +1559,28 @@ RPC_STATUS WINAPI RpcMgmtWaitServerListen( void )
TRACE( "done waiting\n" );
EnterCriticalSection(&listen_cs);
/* wait for server threads to finish */
while(1)
{
if (listen_count)
break;
wait_thread = NULL;
EnterCriticalSection(&server_cs);
LIST_FOR_EACH_ENTRY(protseq, &protseqs, RpcServerProtseq, entry)
{
if ((wait_thread = protseq->server_thread))
break;
}
LeaveCriticalSection(&server_cs);
if (!wait_thread)
break;
TRACE("waiting for thread %u\n", GetThreadId(wait_thread));
LeaveCriticalSection(&listen_cs);
WaitForSingleObject(wait_thread, INFINITE);
EnterCriticalSection(&listen_cs);
}
if (listen_done_event == event)
{
listen_done_event = NULL;