[oe] libtalloc failure due to waf

Joshua Watt jpewhacker at gmail.com
Fri Feb 16 21:00:59 UTC 2018 

On Fri, 2018-02-16 at 21:55 +0100, Martin Jansa wrote:
> Don't you want to update that one to use the new function from utils
> instead of re-introducing get_waf_parallel_make?

.... yes. I guess I can do that now. It didn't exist when I wrote the
first version of this patch
> On Fri, Feb 16, 2018 at 9:18 PM, Joshua Watt <jpewhacker at gmail.com>
> wrote:
> > On Fri, 2018-02-16 at 21:08 +0100, Martin Jansa wrote:
> > > And now it will fail to parse as well:
> > > http://git.openembedded.org/openembedded-core/commit/?id=ccd1142d
> > > 22b31ed85d8823b1bc9e11ccfd72b61f
> > > 
> > > removed get_waf_parallel_make from waf.bbclass, so now all waf-
> > > samba.bbclass users will fail to parse with:
> > 
> > http://lists.openembedded.org/pipermail/openembedded-devel/2018-Feb
> > ruary/116701.html will fix that as well.... We probably need to
> > speed along that getting merged.
> > Armin can you help with that? 
> > 
> > This patch should resolve all of the waf issues that have been
> > discussed here, with exception of the one improvement proposed by
> > Denys. While it should probably be improved, I don't beleive it
> > actually affects any recipes (some please give me an example if I
> > am wrong).
> > 
> > Sorry for the churn. Hopefull this will be better in the future
> > since waf and samba-waf are no longer tied together.
> > 
> > Joshua Watt
> > > bb.data_smart.ExpansionError: Failure expanding variable
> > > do_compile, expression was  
> > >     python ./buildtools/bin/waf ${@get_waf_parallel_make(d)}
> > >  which triggered exception NameError: name
> > > 'get_waf_parallel_make' is not defined
> > > On Fri, Feb 16, 2018 at 9:45 AM, Martin Jansa <martin.jansa at gmail
> > > .com> wrote:
> > > > Check this thread:
> > > > http://lists.openembedded.org/pipermail/openembedded-commits/20
> > > > 18-January/218460.html
> > > > 
> > > > but my patch wasn't merged:
> > > > http://lists.openembedded.org/pipermail/openembedded-core/2018-
> > > > January/146974.html
> > > > only the one from Joshua.
> > > > 
> > > > 
> > > > The original issue is still in rocko as well, the backported
> > > > waf change doesn't work and causes useless warning.
> > > > 
> > > > Either the "waf.bbclass: explicitly pass bindir and libdir if
> > > > supported" should be reverted in rocko or all fixes for this
> > > > should be backported to rocko once they are all in oe-core and
> > > > meta-oe master.
> > > > 
> > > > Regards,
> > > > 
> > > > On Fri, Feb 16, 2018 at 2:03 AM, Denys Dmytriyenko <denis at denix
> > > > .org> wrote:
> > > > > On Thu, Feb 15, 2018 at 06:37:11PM -0600, Joshua Watt wrote:
> > > > > 
> > > > > > On Feb 15, 2018 17:42, "Denys Dmytriyenko" <denis at denix.org
> > > > > > wrote:
> > > > > 
> > > > > >
> > > > > 
> > > > > > On Thu, Feb 15, 2018 at 03:30:06PM -0800, Khem Raj wrote:
> > > > > 
> > > > > > > On Thu, Feb 15, 2018 at 3:24 PM, Denys Dmytriyenko <denis
> > > > > @denix.org>
> > > > > 
> > > > > > wrote:
> > > > > 
> > > > > > > > On Thu, Feb 15, 2018 at 11:20:49PM +0000, Tim Orling
> > > > > wrote:
> > > > > 
> > > > > > > >> Then why did ‘sudo dnf install waf’ get me past the
> > > > > error above? And
> > > > > 
> > > > > > why
> > > > > 
> > > > > > > >> does Fedora have a package for it?
> > > > > 
> > > > > > > >>
> > > > > 
> > > > > > > >> https://src.fedoraproject.org/rpms/waf
> > > > > 
> > > > > > > >>
> > > > > 
> > > > > > > >> Regardless, something broke.
> > > > > 
> > > > > > > >
> > > > > 
> > > > > > > > I thought so too. As waf.bbclass from oe-core looks for
> > > > > waf binary in
> > > > > 
> > > > > > the root
> > > > > 
> > > > > > > > of the source package, I looked inside libtalloc 2.1.9
> > > > > and 2.1.10 and
> > > > > 
> > > > > > neither
> > > > > 
> > > > > > > > of them have any "waf" files at the root. How was it
> > > > > working before?
> > > > > 
> > > > > > What
> > > > > 
> > > > > > > > broke?
> > > > > 
> > > > > > >
> > > > > 
> > > > > > > its using waf-samba.bbclass, there is a patch floating
> > > > > for that
> > > > > 
> > > > > > > https://patchwork.openembedded.org/patch/148046/
> > > > > 
> > > > > >
> > > > > 
> > > > > > So, it will fix libtalloc, but some other packages that
> > > > > still use
> > > > > 
> > > > > > waf.bbclass
> > > > > 
> > > > > > will keep on failing with an exception?
> > > > > 
> > > > > >
> > > > > 
> > > > > >
> > > > > 
> > > > > > They shouldn't. I tested all the ones I could find. The way
> > > > > waf-samba uses
> > > > > 
> > > > > > waf is more of the exception than the rule.... Most
> > > > > projects will follow
> > > > > 
> > > > > > the waf.bbclass pattern of a wscript and waf in $S, but we
> > > > > can probably
> > > > > 
> > > > > > parameterize it if necessary.
> > > > > 
> > > > > >
> > > > > 
> > > > > > Do you know of a specific recipe that fails?
> > > > > 
> > > > > 
> > > > > 
> > > > > 
> > > > > No, but as Andre said here earlier, it should be more
> > > > > forgiving when ${S}/waf
> > > > > 
> > > > > is not available or at least give a proper error message
> > > > > instead of dumping a
> > > > > 
> > > > > cryptic exception stack...
> > > > > 
> > > > > 
> > > > > 
> > > > > In other words, before this waf.bbclass change in oe-core it
> > > > > was handling such
> > > > > 
> > > > > situation just fine and there was a warning "Unable to
> > > > > execute waf --version,
> > > > > 
> > > > > exit code 127". Now it never reaches that code and just
> > > > > throws an exception.
> > > > > 
> > > > > 
> > > > > 
> > > > > 
> > > > > 
> > > > > > > >> On Thu, Feb 15, 2018 at 3:16 PM Joshua Watt <jpewhacke
> > > > > r at gmail.com>
> > > > > 
> > > > > > wrote:
> > > > > 
> > > > > > > >>
> > > > > 
> > > > > > > >> > On Thu, 2018-02-15 at 23:10 +0000, Tim Orling wrote:
> > > > > 
> > > > > > > >> > > Seeing the same and trying to figure it out. Also,
> > > > > seems there is
> > > > > 
> > > > > > no
> > > > > 
> > > > > > > >> > > recipe
> > > > > 
> > > > > > > >> > > for waf-native, so it becomes a new required host
> > > > > tool.
> > > > > 
> > > > > > > >> >
> > > > > 
> > > > > > > >> > There is no "waf" tool, so a "waf-native" tool
> > > > > doesn't make sense...
> > > > > 
> > > > > > > >> > it's not how waf works. Each project has their own
> > > > > copy of the waf
> > > > > 
> > > > > > > >> > program, it's not something the host has to provide.
> > > > > 
> > > > > > > >> >
> > > > > 
> > > > > > > >> > > On Thu, Feb 15, 2018 at 2:57 PM Denys Dmytriyenko
> > > > > <denis at denix.org>
> > > > > 
> > > > > > > >> > > wrote:
> > > > > 
> > > > > > > >> > >
> > > > > 
> > > > > > > >> > > > Hi,
> > > > > 
> > > > > > > >> > > >
> > > > > 
> > > > > > > >> > > > I'm getting below stack dump building libtalloc
> > > > > 2.1.10 in master.
> > > > > 
> > > > > > > >> > > > Works
> > > > > 
> > > > > > > >> > > > fine in
> > > > > 
> > > > > > > >> > > > rocko with libtalloc 2.1.9. I need it for cifs-
> > > > > utils. I'm not
> > > > > 
> > > > > > > >> > > > familiar with
> > > > > 
> > > > > > > >> > > > waf, any help? Thanks.
> > > > > 
> > > > > > > >> > > >
> > > > > 
> > > > > > > >> > > >
> > > > > 
> > > > > > > >> > > > ERROR: libtalloc-2.1.10-r0 do_configure: Error
> > > > > executing a python
> > > > > 
> > > > > > > >> > > > function
> > > > > 
> > > > > > > >> > > > in exec_python_func() autogenerated:
> > > > > 
> > > > > > > >> > > >
> > > > > 
> > > > > > > >> > > > The stack trace of python calls that resulted in
> > > > > this
> > > > > 
> > > > > > > >> > > > exception/failure
> > > > > 
> > > > > > > >> > > > was:
> > > > > 
> > > > > > > >> > > > File: 'exec_python_func() autogenerated',
> > > > > lineno: 2, function:
> > > > > 
> > > > > > > >> > > > <module>
> > > > > 
> > > > > > > >> > > >      0001:
> > > > > 
> > > > > > > >> > > >  *** 0002:waf_preconfigure(d)
> > > > > 
> > > > > > > >> > > >      0003:
> > > > > 
> > > > > > > >> > > > File: '/OE/master/sources/oe-
> > > > > core/meta/classes/waf.bbclass',
> > > > > 
> > > > > > > >> > > > lineno: 34,
> > > > > 
> > > > > > > >> > > > function: waf_preconfigure
> > > > > 
> > > > > > > >> > > >      0030:    from distutils.version import
> > > > > StrictVersion
> > > > > 
> > > > > > > >> > > >      0031:    subsrcdir = d.getVar('S')
> > > > > 
> > > > > > > >> > > >      0032:    wafbin = os.path.join(subsrcdir,
> > > > > 'waf')
> > > > > 
> > > > > > > >> > > >      0033:    try:
> > > > > 
> > > > > > > >> > > >  *** 0034:        result =
> > > > > subprocess.check_output([wafbin, '
> > > > > 
> > > > > > > >> > > > --version'],
> > > > > 
> > > > > > > >> > > > cwd=subsrcdir, stderr=subprocess.STDOUT)
> > > > > 
> > > > > > > >> > > >      0035:        version = result.decode('utf-
> > > > > 8').split()[1]
> > > > > 
> > > > > > > >> > > >      0036:        if StrictVersion(version) >=
> > > > > 
> > > > > > > >> > > > StrictVersion("1.8.7"):
> > > > > 
> > > > > > > >> > > >      0037:            d.setVar("WAF_EXTRA_CONF",
> > > > > "
> > > > > 
> > > > > > > >> > > > --bindir=${bindir}
> > > > > 
> > > > > > > >> > > > --libdir=${libdir}")
> > > > > 
> > > > > > > >> > > >      0038:    except
> > > > > subprocess.CalledProcessError as e:
> > > > > 
> > > > > > > >> > > > File: '/usr/lib/python3.5/subprocess.py',
> > > > > lineno: 626, function:
> > > > > 
> > > > > > > >> > > > check_output
> > > > > 
> > > > > > > >> > > >      0622:        # empty string. That is
> > > > > maintained here for
> > > > > 
> > > > > > > >> > > > backwards
> > > > > 
> > > > > > > >> > > > compatibility.
> > > > > 
> > > > > > > >> > > >      0623:        kwargs['input'] = '' if
> > > > > 
> > > > > > > >> > > > kwargs.get('universal_newlines',
> > > > > 
> > > > > > > >> > > > False) else b''
> > > > > 
> > > > > > > >> > > >      0624:
> > > > > 
> > > > > > > >> > > >      0625:    return run(*popenargs,
> > > > > stdout=PIPE,
> > > > > 
> > > > > > timeout=timeout,
> > > > > 
> > > > > > > >> > > > check=True,
> > > > > 
> > > > > > > >> > > >  *** 0626:               **kwargs).stdout
> > > > > 
> > > > > > > >> > > >      0627:
> > > > > 
> > > > > > > >> > > >      0628:
> > > > > 
> > > > > > > >> > > >      0629:class CompletedProcess(object):
> > > > > 
> > > > > > > >> > > >      0630:    """A process that has finished
> > > > > running.
> > > > > 
> > > > > > > >> > > > File: '/usr/lib/python3.5/subprocess.py',
> > > > > lineno: 693, function:
> > > > > 
> > > > > > > >> > > > run
> > > > > 
> > > > > > > >> > > >      0689:        if 'stdin' in kwargs:
> > > > > 
> > > > > > > >> > > >      0690:            raise ValueError('stdin
> > > > > and input arguments
> > > > > 
> > > > > > > >> > > > may not
> > > > > 
> > > > > > > >> > > > both be used.')
> > > > > 
> > > > > > > >> > > >      0691:        kwargs['stdin'] = PIPE
> > > > > 
> > > > > > > >> > > >      0692:
> > > > > 
> > > > > > > >> > > >  *** 0693:    with Popen(*popenargs, **kwargs)
> > > > > as process:
> > > > > 
> > > > > > > >> > > >      0694:        try:
> > > > > 
> > > > > > > >> > > >      0695:            stdout, stderr =
> > > > > process.communicate(input,
> > > > > 
> > > > > > > >> > > > timeout=timeout)
> > > > > 
> > > > > > > >> > > >      0696:        except TimeoutExpired:
> > > > > 
> > > > > > > >> > > >      0697:            process.kill()
> > > > > 
> > > > > > > >> > > > File: '/usr/lib/python3.5/subprocess.py',
> > > > > lineno: 947, function:
> > > > > 
> > > > > > > >> > > > __init__
> > > > > 
> > > > > > > >> > > >      0943:                               
> > > > > startupinfo,
> > > > > 
> > > > > > > >> > > > creationflags,
> > > > > 
> > > > > > > >> > > > shell,
> > > > > 
> > > > > > > >> > > >      0944:                               
> > > > > p2cread, p2cwrite,
> > > > > 
> > > > > > > >> > > >      0945:                               
> > > > > c2pread, c2pwrite,
> > > > > 
> > > > > > > >> > > >      0946:                               
> > > > > errread, errwrite,
> > > > > 
> > > > > > > >> > > >  *** 0947:                               
> > > > > restore_signals,
> > > > > 
> > > > > > > >> > > > start_new_session)
> > > > > 
> > > > > > > >> > > >      0948:        except:
> > > > > 
> > > > > > > >> > > >      0949:            # Cleanup if the child
> > > > > failed starting.
> > > > > 
> > > > > > > >> > > >      0950:            for f in filter(None,
> > > > > (self.stdin,
> > > > > 
> > > > > > > >> > > > self.stdout,
> > > > > 
> > > > > > > >> > > > self.stderr)):
> > > > > 
> > > > > > > >> > > >      0951:                try:
> > > > > 
> > > > > > > >> > > > File: '/usr/lib/python3.5/subprocess.py',
> > > > > lineno: 1551, function:
> > > > > 
> > > > > > > >> > > > _execute_child
> > > > > 
> > > > > > > >> > > >      1547:                                # The
> > > > > error must be
> > > > > 
> > > > > > from
> > > > > 
> > > > > > > >> > > > chdir(cwd).
> > > > > 
> > > > > > > >> > > >      1548:                               
> > > > > err_msg += ': ' +
> > > > > 
> > > > > > > >> > > > repr(cwd)
> > > > > 
> > > > > > > >> > > >      1549:                            else:
> > > > > 
> > > > > > > >> > > >      1550:                               
> > > > > err_msg += ': ' +
> > > > > 
> > > > > > > >> > > > repr(orig_executable)
> > > > > 
> > > > > > > >> > > >  *** 1551:                    raise
> > > > > child_exception_type(errno_
> > > > > 
> > > > > > num,
> > > > > 
> > > > > > > >> > > > err_msg)
> > > > > 
> > > > > > > >> > > >      1552:                raise
> > > > > child_exception_type(err_msg)
> > > > > 
> > > > > > > >> > > >      1553:
> > > > > 
> > > > > > > >> > > >      1554:
> > > > > 
> > > > > > > >> > > >      1555:        def _handle_exitstatus(self,
> > > > > sts,
> > > > > 
> > > > > > > >> > > > _WIFSIGNALED=os.WIFSIGNALED,
> > > > > 
> > > > > > > >> > > > Exception: FileNotFoundError: [Errno 2] No such
> > > > > file or
> > > > > 
> > > > > > directory:
> > > > > 
> > > > > > > >> > > > '/OE/master/build/tmp-glibc/work/armv7ahf-neon-
> > > > > oe-linux-
> > > > > 
> > > > > > > >> > > > gnueabi/libtalloc/2.1.10-r0/talloc-2.1.10/waf'
> > > > > 
> > > > > > > >> > > >
> > > > > 
> > > > > > > >> > > > ERROR: libtalloc-2.1.10-r0 do_configure:
> > > > > Function failed:
> > > > > 
> > > > > > > >> > > > waf_preconfigure
> > > > > 
> > > > > > > >> > > > ERROR: Logfile of failure stored in:
> > > > > 
> > > > > > > >> > > > /OE/master/build/tmp-glibc/work/armv7ahf-neon-
> > > > > oe-linux-
> > > > > 
> > > > > > > >> > > > gnueabi/libtalloc/2.1.10-
> > > > > r0/temp/log.do_configure.52699
> > > > > 
> > > > > > > >> > > > ERROR: Task
> > > > > 
> > > > > > > >> > > > (/OE/master/sources/meta-openembedded/meta-
> > > > > networking/recipes-
> > > > > 
> > > > > > > >> > > >
> > > > > support/libtalloc/libtalloc_2.1.10.bb:do_configure)
> > > > > 
> > > > > > > >> > > > failed with exit code '1'
> > > > > 
> > > > > > > >> > > > --
> > > > > 
> > > > > > > >> > > > _______________________________________________
> > > > > 
> > > > > > > >> > > > Openembedded-devel mailing list
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> > > > > 
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> > > > > penembedded-devel
> > > > > 
> > > > > > > >> > > >
> > > > > 
> > > > > > > >> >
> > > > > 
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> > > > > 
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> > > > > 
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