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List:       kde-buildsystem
Subject:    Re: cmake cvs supports chrpath -> much faster relinking
From:       Alexander Neundorf <neundorf () kde ! org>
Date:       2007-12-19 19:03:37
Message-ID: 200712192003.37369.neundorf () kde ! org
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On Wednesday 19 December 2007, David Faure wrote:
> On Wednesday 19 December 2007, Stephan Kulow wrote:
> > Am Mittwoch 19 Dezember 2007 schrieb David Faure:
> > > On Tuesday 18 December 2007, Alexander Neundorf wrote:
> > > > Hi,
> > > >
> > > > I just committed support for chrpath to cmake cvs.
> > > > chrpath can modify the RPATH inside an ELF file. This means that on
> > > > make install, the executables don't have to be actually linked again,
> > > > but instead they are installed as they are and then chrpath is run on
> > > > them. This reduces this additional relinking time almost to zero.
> > > >
> > > > To use it you need:
> > > > current kdesupport (-> so chrpath gets installed)
> > > > current cmake cvs
> > >
> > > Funny; if cmake cvs can call chrpath, why isn't chrpath part of cmake?
> >
> > That question applies to binutils and gcc too - it should only be
> > required to install cmake, nothing else, to build KDE ;-)
>
> Hmm, OK... chrpath can also be useful to people not using cmake, I see.

I considered asking for including it somehow with cmake, but it is GPL 
licensed and I think Kitware wouldn't really want to somehow include this 
with cmake (which is BSD licensed), just to really stay far away from any 
theoretical potential issues.

Alex

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