--- Gio 11/2/10, Corinna Vinschen ha scritto:
> On Feb 11 07:40, Christian Joensson
> wrote:
> > > A "diff ../../../objdir-156618/libffi.log
> testsuite/libffi.log" (where
> > > the first file is the log file when using the
> cygwin1.dll snapshot
> > > 20100207 and the second file is using the 1.7.1-1
> one) gives me this
> > > (as an example):
> > >
> > > 1c1
> > > < Test Run By chj on Tue Feb 9 13:17:04
> 2010
> > > ---
> > >> Test Run By chj on Wed Feb 10 11:39:41 2010
> > > 115,118c115,118
> > > < 7 8. 9 1 9. 3: 8 17. 12
> > > < res: 8 17. 12
> > > < 7 8. 9 1 9. 3: 8 17. 12
> > > < res: 8 17. 12
> > > ---
> > >> 7 8 9 1 9 3: 8 17 12
> > >> res: 8 17 12
> > >> 7 8 9 1 9 3: 8 17 12
> > >> res: 8 17 12
> > >
> > >
> > > Note the crept in "." (dot) which is symptomatic
> for the situation...
> > > if this rings a bell in anyone's ear?
> >
> > well, maybe this never shows up on cygwin developers'
> list.. but
> >
> > 20100204 works... 20100205 doesn't...
>
> That's the same observation Marco made in
> http://cygwin.com/ml/cygwin/2010-02/msg00257.html
> and it points to a problem in the new, multibyte-aware
> regex imported
> from FreeBSD.
Autom4te::Channels::msg('obsolete.'
^
also in my case a extra dot is the likely problem.
>
> The change between 20100204 and 20100205 was a trivial
> change to
> silence a cheeky gcc, and it only sets locale variables,
> which were
> undefined before,,, to a start value of 0. Nothing
> else happened,
> but still, now we have a misbehaving regex. How
> disappointing.
>
> The simple fix would be to revert to our old regex
> implementation,
> but that would mean to give up multibyte-awareness again.
>
> A bit more complex but more satisfying in the long run is
> to find
> out what exactly is going wrong.
>
> What I need is a simple testcase, either a very small piece
> of plain C
> code which shows the problem with regcomp/regexec, Or, if
> you're not
> fluent enough in C, it would help to have the input string
> and the
> search string which misbehave, like this"
>
> Input string: "The quick brown fox jumps over
> the lazy dog."
> Search string: "f.x"
>
> In the meantime I'll have a look to see if I find anything
> obvious.
>
>
> Thanks,
> Corinna
>
> --
> Corinna Vinschen
Marco
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