files/change.c

   1 /*
   2  * Win32 file change notification functions
   3  *
   4  * FIXME: this is VERY difficult to implement with proper Unix support
   5  * at the wineserver side.
   6  * (Unix doesn't really support this)
   7  * See http://x57.deja.com/getdoc.xp?AN=575483053 for possible solutions.
   8  *
   9  * Copyright 1998 Ulrich Weigand
  10  *
  11  * This library is free software; you can redistribute it and/or
  12  * modify it under the terms of the GNU Lesser General Public
  13  * License as published by the Free Software Foundation; either
  14  * version 2.1 of the License, or (at your option) any later version.
  15  *
  16  * This library is distributed in the hope that it will be useful,
  17  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  18  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  19  * Lesser General Public License for more details.
  20  *
  21  * You should have received a copy of the GNU Lesser General Public
  22  * License along with this library; if not, write to the Free Software
  23  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  24  */
  25
  26 #include <assert.h>
  27 #include <stdlib.h>
  28 #include <unistd.h>
  29 #include <string.h>
  30 #include <time.h>
  31 #include "winbase.h"
  32 #include "winerror.h"
  33 #include "wine/server.h"
  34 #include "wine/debug.h"
  35
  36 WINE_DEFAULT_DEBUG_CHANNEL(file);
  37
  38 /****************************************************************************
  39  *              FindFirstChangeNotificationA (KERNEL32.@)
  40  */
  41 HANDLE WINAPI FindFirstChangeNotificationA( LPCSTR lpPathName, BOOL bWatchSubtree,
  42                                             DWORD dwNotifyFilter )
  43 {
  44     HANDLE ret = INVALID_HANDLE_VALUE;
  45
  46     FIXME("this is not supported yet (non-trivial).\n");
  47
  48     SERVER_START_REQ( create_change_notification )
  49     {
  50         req->subtree = bWatchSubtree;
  51         req->filter  = dwNotifyFilter;
  52         if (!wine_server_call_err( req )) ret = reply->handle;
  53     }
  54     SERVER_END_REQ;
  55     return ret;
  56 }
  57
  58 /****************************************************************************
  59  *              FindFirstChangeNotificationW (KERNEL32.@)
  60  */
  61 HANDLE WINAPI FindFirstChangeNotificationW( LPCWSTR lpPathName,
  62                                                 BOOL bWatchSubtree,
  63                                                 DWORD dwNotifyFilter)
  64 {
  65     HANDLE ret = INVALID_HANDLE_VALUE;
  66
  67     FIXME("this is not supported yet (non-trivial).\n");
  68
  69     SERVER_START_REQ( create_change_notification )
  70     {
  71         req->subtree = bWatchSubtree;
  72         req->filter  = dwNotifyFilter;
  73         if (!wine_server_call_err( req )) ret = reply->handle;
  74     }
  75     SERVER_END_REQ;
  76     return ret;
  77 }
  78
  79 /****************************************************************************
  80  *              FindNextChangeNotification (KERNEL32.@)
  81  */
  82 BOOL WINAPI FindNextChangeNotification( HANDLE handle )
  83 {
  84     /* FIXME: do something */
  85     return TRUE;
  86 }
  87
  88 /****************************************************************************
  89  *              FindCloseChangeNotification (KERNEL32.@)
  90  */
  91 BOOL WINAPI FindCloseChangeNotification( HANDLE handle)
  92 {
  93     return CloseHandle( handle );
  94 }
  95