Bug#707430: t38modem: FTBFS: opal/modemep.cxx:636:77: error: cannot allocate an object of abstract type 'T38ModemMediaStream'

[Lucas Nussbaum]

Source: t38modem
Version: 2.0.0-3
Severity: serious
Tags: jessie sid
User: debian-qa at lists.debian.org
Usertags: qa-ftbfs-20130509 qa-ftbfs
Justification: FTBFS on amd64

Hi,

During a rebuild of all packages in sid, your package failed to build on
amd64.

Relevant part:
> g++ -c  `pkg-config --cflags opal` -DUSE_OPAL -fpermissive -DUSE_UNIX98_PTY -o opal/modemep.o opal/modemep.cxx
> opal/modemep.cxx: In member function 'virtual OpalMediaStream* ModemConnection::CreateMediaStream(const OpalMediaFormat&, unsigned int, PBoolean)':
> opal/modemep.cxx:636:77: error: cannot allocate an object of abstract type 'T38ModemMediaStream'
> In file included from opal/modemep.cxx:141:0:
> opal/modemstrm.h:100:7: note:   because the following virtual functions are pure within 'T38ModemMediaStream':
> In file included from /usr/include/opal/opal/patch.h:41:0,
>                  from opal/modemep.cxx:136:
> /usr/include/opal/opal/mediastrm.h:414:18: note: 	virtual void OpalMediaStream::InternalClose()
> opal/modemep.cxx:645:81: error: cannot allocate an object of abstract type 'AudioModemMediaStream'
> In file included from opal/modemep.cxx:141:0:
> opal/modemstrm.h:56:7: note:   because the following virtual functions are pure within 'AudioModemMediaStream':
> In file included from /usr/include/opal/opal/patch.h:41:0,
>                  from opal/modemep.cxx:136:
> /usr/include/opal/opal/mediastrm.h:414:18: note: 	virtual void OpalMediaStream::InternalClose()
> make[1]: *** [opal/modemep.o] Error 1

The full build log is available from:
   http://people.debian.org/~lucas/logs/2013/05/09/t38modem_2.0.0-3_unstable.log

A list of current common problems and possible solutions is available at 
http://wiki.debian.org/qa.debian.org/FTBFS . You're welcome to contribute!

About the archive rebuild: The rebuild was done on EC2 VM instances from
Amazon Web Services, using a clean, minimal and up-to-date chroot. Every
failed build was retried once to eliminate random failures.