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
  12 #include <assert.h>
  13 #include <stdlib.h>
  14 #include <unistd.h>
  15 #include <string.h>
  16 #include <time.h>
  17 #include "winbase.h"
  18 #include "winerror.h"
  19 #include "process.h"
  20 #include "thread.h"
  21 #include "heap.h"
  22 #include "server.h"
  23 #include "debugtools.h"
  24
  25 DEFAULT_DEBUG_CHANNEL(file);
  26
  27 /****************************************************************************
  28  *              FindFirstChangeNotificationA (KERNEL32.248)
  29  */
  30 HANDLE WINAPI FindFirstChangeNotificationA( LPCSTR lpPathName, BOOL bWatchSubtree,
  31                                             DWORD dwNotifyFilter )
  32 {
  33     struct create_change_notification_request *req = get_req_buffer();
  34
  35     FIXME("this is not supported yet (non-trivial).\n");
  36     req->subtree = bWatchSubtree;
  37     req->filter  = dwNotifyFilter;
  38     server_call( REQ_CREATE_CHANGE_NOTIFICATION );
  39     return req->handle;
  40 }
  41
  42 /****************************************************************************
  43  *              FindFirstChangeNotificationW (KERNEL32.249)
  44  */
  45 HANDLE WINAPI FindFirstChangeNotificationW( LPCWSTR lpPathName,
  46                                                 BOOL bWatchSubtree,
  47                                                 DWORD dwNotifyFilter)
  48 {
  49     LPSTR nameA = HEAP_strdupWtoA( GetProcessHeap(), 0, lpPathName );
  50     HANDLE ret = FindFirstChangeNotificationA( nameA, bWatchSubtree,
  51                                                           dwNotifyFilter );
  52     if (nameA) HeapFree( GetProcessHeap(), 0, nameA );
  53     return ret;
  54 }
  55
  56 /****************************************************************************
  57  *              FindNextChangeNotification (KERNEL32.252)
  58  */
  59 BOOL WINAPI FindNextChangeNotification( HANDLE handle )
  60 {
  61     /* FIXME: do something */
  62     return TRUE;
  63 }
  64
  65 /****************************************************************************
  66  *              FindCloseChangeNotification (KERNEL32.247)
  67  */
  68 BOOL WINAPI FindCloseChangeNotification( HANDLE handle)
  69 {
  70     return CloseHandle( handle );
  71 }
  72