[PD] [PD-announce] pd 0.46-4, fixes crasher bug in 0.46-3

[Roman Haefeli]

On Thu, 2015-01-22 at 22:54 +0100, IOhannes m zmölnig wrote:
> On 01/22/2015 10:26 PM, Roman Haefeli wrote:
> > On Son, 2014-12-21 at 08:50 -0800, Miller Puckette wrote:
> >> I just tried this in 0.46-4:
> >>
> >> cd .../pd/src
> >> make -f makefile.gnu JACK=TRUE
> >> ../bin/pd -jack
> >>
> >> and it seems to work fine for me.  So there could be a jack version
> >> conflict, or just possibly something amiss in the configure script.
> > 
> > I guess you're on spot with your last guess (I tried the most recent
> > release to see whether it might make my jack problem disappear, but it
> > doesn't).
> > 
> > I know now that the problem is not a general one, but specific to my
> > box. I can run 'pd -jack' on other computers without problems. On the
> > non-working computer, the resulting pd binary is not linked against any
> > libjack* library:
> > 
> > $ ldd /usr/local/bin/pd
> > 	linux-gate.so.1 =>  (0xb7753000)
> > 	libm.so.6 => /lib/i386-linux-gnu/libm.so.6 (0xb76e3000)
> > 	libasound.so.2 => /usr/lib/i386-linux-gnu/libasound.so.2 (0xb75ed000)
> > 	libpthread.so.0 => /lib/i386-linux-gnu/libpthread.so.0 (0xb75d0000)
> > 	libdl.so.2 => /lib/i386-linux-gnu/libdl.so.2 (0xb75cb000)
> > 	libfftw3f.so.3 => /usr/lib/i386-linux-gnu/libfftw3f.so.3 (0xb73dc000)
> > 	libc.so.6 => /lib/i386-linux-gnu/libc.so.6 (0xb722d000)
> > 	/lib/ld-linux.so.2 (0xb7754000)
> > 	librt.so.1 => /lib/i386-linux-gnu/librt.so.1 (0xb7224000)
> > 
> 
> hmm weird, it seems to work for me with Pd-0.46-5, compiled with
> autotools and the flags you were giving.
> i also have the same jack version (but am running Debian/sid on amd64)
> 
> i think the problem you are facing is that libjack is not linked in, and
> thus the symbols do not resolve properly (weak linking seems to be
> enabled, so the entry points to the jack functions are set to 0x0; the
> first time you call one of them, you get a segfault).

Makes sense.

> i also don't understand why your binary is linked against libfftw3f, if
> you don't enable fftw manually (--enable-fftw)

Oh, my fault. Since very recently Pd supports it, I added
'--enable-fftw' to the configure flags.

> > My understanding of the build system is too limited to know where cause
> > of this problem might be. Maybe I try a fresh 'git clone' next.
> 
> yes, please try with 0.46-5.
> also make sure to run "make distclean" before (if you are just upgrading
> an older checkout), and eventually run "./autogen.sh" before configure...

Ah, I did 'make clean', but not 'make distclean'. I'll try that next.
When I compile from a new 'git clone', everything works fine.

Thanks for your help.

Roman