Re: getting folder size

[Brian G <brian@xxxxxxxxxxxxxxxx>]

On 3/12/24 13:55, Brian G wrote:
> On 3/12/24 13:25, Bruce Steers wrote:
> > On Tue, 12 Mar 2024 at 19:36, Benoît Minisini 
> > <benoit.minisini@xxxxxxxxxxxxxxxx> wrote:
> >
> >     Le 12/03/2024 à 20:17, Bruce Steers a écrit :
> >     > I made a function to get a folder size but it differs to du
> >     command.
> >     >
> >     > I've tried many different things and have no clue as to why i
> >     am only
> >     > getting partly matched results.
> >     > I'm missing something along the line.
> >     >
> >     > My routine is simply this...
> >     >
> >     > Public Sub DirSize(Folder As String) As Long
> >     >
> >     >    Inc iCount
> >     >
> >     >    Dim iSize As Long
> >     >    With Stat(Folder)
> >     >      iSize += .Size
> >     >      If .Type = gb.Link Then Return ' do not compute if a link
> >     >    End With
> >     >
> >     >    For Each sItem As String In Dir(Folder)
> >     >      With Stat(Folder &/ sItem)
> >     >        If .Type = gb.Directory Then
> >     >          iSize += DirSize(Folder &/ sItem)
> >     >        Else
> >     >          iSize += .Size
> >     >        Endif
> >     >      End With
> >     >    Next
> >     >    Print iCount, iSize; "\r";
> >     >
> >     >    Return iSize
> >     >
> >     > End
> >     >
> >     > checking most folders gives a match to "du -sb" command but
> >     some do not.
> >     >
> >     > /home/bonus/.local/share
> >     > 130117  4959360696
> >     > 4959360696      (mine)
> >     > 4327428432  : out by 631932264 (du -sb)
> >     >
> >     > /home/bonus/.config
> >     > 498     1367011275
> >     > 1367011275      (mine)
> >     > 1367011275  : MATCH (du -sb)
> >     >
> >     > Like i say "most" folders are giving a match but some do not.
> >     >
> >     > Is my code at fault? is the du command wrong?
> >     >
> >     > Does anyone have some well written directory size calculator code?
> >     > Attached is a test prog with the function
> >     >
> >     > Respects and thanks in advance
> >     > BruceS
> >     >
> >
> >     I guess symbolic links are not counted the same way...
> >
> >     -- 
> >     Benoît Minisini.
> >
> >
> > I've tried handling for links in various ways.
> >
> > my figure seems higher than du , do you think maybe du gives 0 bytes 
> > for links and Stat().Size gives size of the link file or something?
> >
> > I guess what i want to know is what would be the most "accurate" size ?
> >
> > Does anyone know of any other folder size commands i can compare with 
> > other than du?
> >
> > Respects
> > BruceS
> du counts soft links
>
> but not
>
> ln /home/brian/testdirectory/.a newname
>
> hard links
>
> say .a is 112 bytes,
>
> our stat does not return link type but it looks like the real thing, 
> and we count 112 bytes
>
> du seems to see it as a real link and does not count it.... it seems
>
> even ls does not show a hard link as a links..
>
> --
> ~~~~ Brian

It seems like in ls -l the second col is always 2 for a hard link....
--
~~~~ Brian

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