From 4c2a8386a151fdec0057949db7118725d15892b6 Mon Sep 17 00:00:00 2001
From: Jeff Hill <johill@lanl.gov>
Date: Fri, 30 Jan 2004 01:35:55 +0000
Subject: [PATCH] clean up better if we receive disconnect notification when
 sending

---
 src/rsrv/caserverio.c | 36 +++++++++++++++++++++++++++++++++++-
 1 file changed, 35 insertions(+), 1 deletion(-)

diff --git a/src/rsrv/caserverio.c b/src/rsrv/caserverio.c
index a0b42646c..c227d64ee 100644
--- a/src/rsrv/caserverio.c
+++ b/src/rsrv/caserverio.c
@@ -24,6 +24,7 @@
 #include "dbDefs.h"
 #include "osiSock.h"
 #include "epicsTime.h"
+#include "epicsSignal.h"
 #include "errlog.h"
 #include "caerr.h"
 
@@ -103,7 +104,40 @@ void cas_send_bs_msg ( struct client *pclient, int lock_needed )
             }
             pclient->disconnect = TRUE;
             pclient->send.stk = 0u;
-            break;
+
+            /*
+             * wakeup the receive thread
+             */
+            {
+                enum epicsSocketSystemCallInterruptMechanismQueryInfo info  =
+                    epicsSocketSystemCallInterruptMechanismQuery ();
+                switch ( info ) {
+                case esscimqi_socketCloseRequired:
+                    if ( pclient->sock != INVALID_SOCKET ) {
+                        epicsSocketDestroy ( pclient->sock );
+                        pclient->sock = INVALID_SOCKET;
+                    }
+                    break;
+                case esscimqi_socketBothShutdownRequired:
+                    {
+                        int status = shutdown ( pclient->sock, SHUT_RDWR );
+                        if ( status ) {
+                            char sockErrBuf[64];
+                            epicsSocketConvertErrnoToString ( 
+                                sockErrBuf, sizeof ( sockErrBuf ) );
+                            errlogPrintf ("rsrv: socket shutdown error was %s\n", 
+                                sockErrBuf );
+                        }
+                    }
+                    break;
+                case esscimqi_socketSigAlarmRequired:
+                    epicsSignalRaiseSigAlarm ( pclient->tid );
+                    break;
+                default:
+                    break;
+                };
+                break;
+            }
         }
     }