遞迴刪除目錄
Delete a directory along with sub-folders
BOOL DeleteDirectory(const TCHAR* sPath)
{
HANDLE hFind; // file handle
WIN32_FIND_DATA FindFileData;
TCHAR DirPath[MAX_PATH];
TCHAR FileName[MAX_PATH];
_tcscpy(DirPath,sPath);
_tcscat(DirPath,"\*"); // searching all files
_tcscpy(FileName,sPath);
_tcscat(FileName,"\");
hFind = FindFirstFile(DirPath,&FindFileData); // find the first file
if(hFind == INVALID_HANDLE_VALUE) return FALSE;
_tcscpy(DirPath,FileName);
bool bSearch = true;
while(bSearch)
{
// until we finds an entry
if(FindNextFile(hFind,&FindFileData))
{
if(IsDots(FindFileData.cFileName)) continue;
_tcscat(FileName,FindFileData.cFileName);
if((FindFileData.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY))
{
// we have found a directory, recurse
if(!DeleteDirectory(FileName))
{
FindClose(hFind);
return FALSE; // directory couldn't be deleted
}
RemoveDirectory(FileName); // remove the empty directory
_tcscpy(FileName,DirPath);
}
else
{
if(FindFileData.dwFileAttributes & FILE_ATTRIBUTE_READONLY)
_chmod(FileName, _S_IWRITE); // change read-only file mode
if(!DeleteFile(FileName))
{
// delete the file
FindClose(hFind);
return FALSE;
}
_tcscpy(FileName,DirPath);
}
}
else
{
if(GetLastError() == ERROR_NO_MORE_FILES) // no more files there
bSearch = false;
else
{
// some error occured, close the handle and return FALSE
FindClose(hFind);
return FALSE;
}
}
}
FindClose(hFind); // closing file handle
return RemoveDirectory(sPath); // remove the empty directory
}
BOOL IsDots(const TCHAR* str)
{
if(_tcscmp(str,".") && _tcscmp(str,"..")) return FALSE;
return TRUE;
}