[CMake] Creating package

[Kornel Benko]

Am Sonntag, 27. Mai 2012 um 13:50:37, schrieb Eric Noulard <eric.noulard at gmail.com>
> 2012/5/27 Kornel Benko <kornel at lyx.org>:
> > Am Sonntag, 27. Mai 2012 um 10:41:01, schrieb Eric Noulard <eric.noulard at gmail.com>
> > [ snip ]
> >> I understand the will of distro packager to build cmake using "SYSTEM" lib
> >> but (I think that) this cannot be tested on all system combination so
> >> may be they should do some regression testing when doing that.
> >> May be we can suggest that distros packager run a CMake dashboard
> >> with their own "configuration" problem with this being that they may
> >> apply patches that may triggers red flags which may not be upstream
> >> concerns...
> >
> > I am now in the process of compiling myself. The first compilation was ok. It works
> > but has "CMAKE_USE_SYSTEM_LIBARCHIVE:BOOL=OFF"
> > ...
> > Setting to "ON", I get the same behaviour as previously in the ubuntu version.
> 
> Which precisely shows that the libarchive from Ubuntu has something weird in it
> since the builtin version of libarchive which comes with CMake seems to work.
> 
> Note that AFAIK, the libarchive in CMake source is a reduced (but unpatched)
> version of libarchive:
> /home/erk/workspace/CMake-gitted/Utilities/cmlibarchive/README-CMake.txt
> 
> > Since cpack is calling "cmake -E tar ...", so we should change "Source/cmArchiveWrite.cxx" I suppose.
> 
> No we can't do that, PAX format has been chosen "on purpose" because
> it was the most portable
> accross Linux, *BSD and other unices so we certainly don't wan't to
> default to gnutar
> since many system don't use gnutar as a default.
> 
> > But, cpack seems also to use libarchive.
> 
> Like I said cpack uses libarchive but cpack DEB uses both libarchive
> and builtin BSD tar.
> 
> > So the patch looks ok (on ubuntu) for cmake but not for cpack.
> 
> Like I said we certainly cannot accept that patch for upstream CMake.
> Nonetheless, do mean that with your patched Source/cmArchiveWrite.cxx version
> cmake -E tar is working but cpack DEB is not?

I should have to investigate further. With this patch I have _no_ problems on ubuntu.

> If you are going to provide/discuss patch (I'm glad you do) may be we
> should switch to cmake-developers
> Mailing List (http://www.cmake.org/mailman/listinfo/cmake-developers)
> since many users may be afraid/annoyed by this kind of discussion.

OK, will do.

> Another solution is to open a bug report on CMake bug tracker (I think
> that at this point you can do that)
> and we can discuss the issue and the solution there.
> 
> Do not expect more answers from me today, I'll be off network until
> probably tomorrow.
> 
> Erk

	Kornel
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