Fwd: Re: [Gc] Should libatomic_ops be inside bdwgc?
ivmai at mail.ru
Mon Aug 15 09:52:08 PDT 2011
In bdwgc dir, I ran "autoreconf -vif; ./configure; make check; make maintainer-clean". The following still not removed:
The similar for libatomic_ops:
15 08 2011, 12:48 Ivan Maidanski <ivmai at mail.ru>:
> Hi Petter,
> I've committed your changes to libatomic_ops (with minor additions to .gitingore).
> About make maintainer-clean: it does not clean /m4 contents. Is it expected?
> 14 08 2011, 15:34 Petter Urkedal <urkedal at nbi.dk>:
> > On 2011-08-12, Petter Urkedal wrote:
> > > On 2011-08-12, Ivan Maidanski wrote:
> > > > Now I have another issue with make distcheck (I have libatomic_ops folder inside bdwgc):
> > > > configure: error: libatomic_ops is required. You can either install it on your system, or fetch and unpack a resent version into the source directory and link or rename it to libatomic_ops.
> > >
> > > The issue is that distcheck needs everything to be automated, so I think
> > > the option of unpacking libatomic_ops in the source directory has to be
> > > secondary. We'll need to use a pre-installed one ourselves. To test
> > > that the other option worked, I passed --without-libatomic-ops and used
> > > the regular build target.
> > I realized that I'm probably working a bit different from you. When I
> > have several dependent libraries which I work with at the same time, I
> > use a feature of pkg-config (and libtool) which allows linking in one
> > library from the build-directory of the other. I've done the necessary
> > changes to libatomic_ops and bdwgc and will send you pull requests so
> > you can have a look. This works by setting
> > PKG_CONFIG_PATH=path-to-libatomic_ops-build-dir/pkgconfig (it's
> > colon-separated if you have several). pkg-config will then pick up the
> > "-uninstalled.pc" version if present.
> > The different modes of the somewhat bloated libatomic_ops detection in
> > bdwgc can be tested as follows assuming PKG_CONFIG_PATH is set:
> > * Configure and build libatomic_ops, then configure and distcheck
> > bdwgc.
> > * Issue "make install; make maintainer-clean" in libatomic_ops.
> > Now, bdwgc should pick up the installed version and one can do
> > distcheck again. Issue uninstall in libatomic_ops afterwards.
> > * After an uninstall and maitainer-clean in libatomic_ops, one can try
> > to link the directory under bdwgc, and run check. As mentioned
> > distcheck won't work. Remove the link and build libatomic_ops again
> > to get back to "normal".
> > I should mention that the whole "Atomic Ops" section in
> > bdwgc/configure.ac can be reduced to one line,
> > PKG_CHECK_MODULES([ATOMIC_OPS], [atomic_ops])
> > if we skip support extracting/linking libatomic_ops in the source dir.
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