[debhelper-devel] Bug#198507: Bug#198507: dh_install: fails if filenames have an embedded space

[Ben Hutchings]

On Sun, 2017-07-09 at 19:58 +0000, Niels Thykier wrote:
> Ben Hutchings:
> > It looks like this was quietly fixed somewhere between 10.2.5 and
> > 10.6.2, maybe in 10.5.1 by:
> > 
> >   * dh_install: Optimize some patterns into bulked "cp" calls.  This
> >     optimization is only applicable in some cases (notably, it is always
> >     disabled by --exclude).
> > 
> > This actually broke src:linux as we accidentally relied on dh_install
> > breaking at spaces.  We'll fix that, but you might want to make the
> > change dependent on compat level in case it breaks other packages. 
> > Possibly the change in 10.6.3 does that.
> > 
> > Ben.
> > 
> > [...]
> 
> Hmm, that is interesting.  Said optimization was disabled in 10.6.1 (by
> making it conditional on compat 11) and the rewritten for 10.6.3.  That
> suggests it is a different thing happening.  Probably caused by the
> rewrite of the glob expansion though.
> 
> I am a bit surprised why this would occur as AFAICT the splitting on
> space happens during parsing, which I have left unchanged.
> 
> Can you provide an example of what worked before that now breaks.  If I
> can get a minimal test case up and running, I can probably bisect the
> code and figure out exactly where it breaks.

We're using compat 9 and the failing command is:

dh_install 'debian/build/linux-source-4.11.tar.xz debian/build/linux-patch-4.11-rt.patch.xz' /usr/src

Ben.

-- 
Ben Hutchings
All extremists should be taken out and shot.
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