Changeset 7458 for trunk/src/kernel32/hmcomm.cpp

Timestamp:

Nov 26, 2001, 6:16:24 PM (24 years ago)

Author:

sandervl

Message:

updates

File:

• trunk/src/kernel32/hmcomm.cpp (modified) (4 diffs)

trunk/src/kernel32/hmcomm.cpp

@@ -1 @@
-/* $Id: hmcomm.cpp,v 1.14 2001-11-26 14:53:59 sandervl Exp $ */
+/* $Id: hmcomm.cpp,v 1.15 2001-11-26 17:16:24 sandervl Exp $ */
 
 /*
@@ -10 +10 @@
  *
  * TODO: Overlapped IO only supports one request at a time
+ * TODO: Overlapped IO not thread safe
  *
  */
@@ -572 +573 @@
           else break;
 
+          //validate handle first
+          pHMHandleData = HMQueryHandleData(hComm);
+          if(!pHMHandleData) {
+              dprintf(("!ERROR!: Invalid handle -> aborting"));
+              return 0;
+          }
+
+          if(pDevData->fClosing) {
+              dprintf(("Cleaning up async comm thread"));
+              SetEvent(hEvent); //signal to CloseHandle that we're done
+              return 0;
+          }
+
           DosSleep(TIMEOUT_COMM);
       }
@@ -656 +670 @@
   else  *lpfdwEvtMask = 0;
 
+  SetLastError(rc);
   return (rc==0);
 }