Changeset 2053 for trunk/src/kernel32/HandleManager.cpp

Timestamp:

Dec 10, 1999, 3:06:12 PM (26 years ago)

Author:

sandervl

Message:

Memory map fixes

File:

• trunk/src/kernel32/HandleManager.cpp (modified) (3 diffs)

trunk/src/kernel32/HandleManager.cpp

@@ -1 @@
-/* $Id: HandleManager.cpp,v 1.28 1999-11-27 12:48:25 achimha Exp $ */
+/* $Id: HandleManager.cpp,v 1.29 1999-12-10 14:06:10 sandervl Exp $ */
 
 /*
@@ -2298 +2298 @@
   PHMHANDLEDATA   pHMHandleData;
   DWORD           rc;                                     /* API return code */
-
+  HANDLE          hOldMemMap = -1;
 
   pDeviceHandler = HMGlobals.pHMFileMapping;         /* device is predefined */
@@ -2337 +2337 @@
                                          dwMaximumSizeHigh,
                                          dwMaximumSizeLow,
-                                         lpName);
+                                         lpName, &hOldMemMap);
 
   if (rc != NO_ERROR)     /* oops, creation failed within the device handler */
   {
-    TabWin32Handles[iIndexNew].hmHandleData.hHMHandle = INVALID_HANDLE_VALUE;
-    SetLastError(rc);          /* Hehe, OS/2 and NT are pretty compatible :) */
-    return (NULL);                                           /* signal error */
+        TabWin32Handles[iIndexNew].hmHandleData.hHMHandle = INVALID_HANDLE_VALUE;
+        SetLastError(rc);          /* Hehe, OS/2 and NT are pretty compatible :) */
+        if(rc == ERROR_ALREADY_EXISTS) {
+                return hOldMemMap; //return handle of existing file mapping
+        }
+        else    return (NULL);                                           /* signal error */
   }
   else