Subj : Re: Sub-tree search
To   : notbg
From : Georges
Date : Mon Jul 04 2005 05:41 pm



Bob Gonder wrote:

> Georges wrote:
>
> >> Bob Gonder wrote:
> >> > Note that this is just written, and untested.
> >> > There may be typeos, and the fnmerge functions might need added
> >> > slashes between the old path and the new ff_name, in which case, use
> >> > strcpy/strcat instead.  A good defense woulde be to check the passed
> >> > path for an ending '\\' at the very beginning of the function.
> >>
> >Bob,
> >    Two things -
>
> Three, really...
>
> >(1)
> >It reports well on the named directory but i t doesn't scan sub-dirs in its
> >present form!
>
> >> >         fnmerge( mypath,NULL,path, "*.*" ,NULL);
>
> might need changing maybe "*" instead of "*.*"
>
> >> >         done = findfirst( mypath, &fb, 0 );
>
> Might also want to change the attribute from 0 to FA_DIREC
> Also, look closely at mypath for any manipulation errors.
>
> > // then recurse through all the subfolders
> >        while (!done)
> >        {
> >            if(  (fb.ff_attrib&FA_DIREC) ==FA_DIREC )
> >
> >fb.ff_attrib is always a space (32).
>
> 32 (0x20) is FA_ARCH  which is normal for all entries.
> What you are looking for is 0x10 (in addition to any other bits)
> So, you might get 48 (0x30) for a directory entry (0x30&0x10==0x10)
>
> >(2) We need the full address of found files to be returned.
>
> You have the path and the filename. Put them together.
>
> >ps - I've substituted 'FindClose' for 'findclose' as that was not known.
>
> Not a good idea. Those are from different libraries, and have no
> guarantee of working together.
> In fact, it wouldn't surprise me if the fact that you aren't closing
> the fb properly causes the second findfirst to function improperly.
>
> If you use findfirst then you need to use findclose
> They are the DOS functions found in dir.h
>
> You could also use FindFirst and FindNext and FindClose
> They are the (I think) RW C++ lib as they take an AnsiString.
>
> Or the Win32 api: FindFirstFile/FindNextFile/FindClose
> in windows.h (winbase, actually, but that is included by windows.h)

Bob,

Don't get me wrong - I only tried 'FindClose' because 'findclose' didn't work
and I could find no reference to 'findclose' in the book!  I did a very full
trial with your original code but it never got into a sub-directory!  Any
modifications t suggest?

Georges

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