[BusyBox] Is this a uclibc problem or a busybox problem?

[Mike Frysinger]

On Saturday 27 August 2005 03:55 pm, Rob Landley wrote:
> On Saturday 27 August 2005 14:40, Bernhard Fischer wrote:
> > On Sat, Aug 27, 2005 at 04:13:24PM +0200, Bernhard Fischer wrote:
> > >On Sat, Aug 27, 2005 at 06:03:46AM -0500, Rob Landley wrote:
> > >>tar -chf - include --exclude .svn --exclude CVS $extra_exclude \
> > >>
> > >>        | tar -xf - -C /usr/
> > >>
> > >>tar: CVS: No such file or directory
> > >
> > >busybox tar seems not to support '--exclude='
> > >
> > >>Thus my question: is this a busybox bug, a uClibc bug, or both?
> >
> > The main problem is that --exclude= will trigger the --exclude-from=
> > argument. Does anyone know if there is a switch to force unambiguous
> > arguments (i.e. exact match opt_foo for '--foo' and opt_foobar for
> > '--foob' and warn about '--fo' being ambiguous)?
>
> Isn't this a question of listing them in the right order?

even if you re-order the options, busybox tar still fails ...

> > which is attached (i wouldn't check that part in).
> > There's also a speeling fix in a comment and an adjustment to tar's
> > execl arguments (gcc complained about it) in there.
>
> I'll take a whack at it.  It would also be nice to cleanup uClibc so that
> A) it doesn't try to exclude CVS directories that are no longer there

*shrug* just covering all our bases ;)

> B) it notices when tar dies and fails the install correctly.

that is tricky ... in order to do this reliably, we'd have to break up the tar 
into two commands and use a tempfile between them ... detecting failure in 
earlier piped programs is pretty non-portable :/
-mike