[Ardour-Users] Building Ardour w/VST fails in a chroot environment.

[Jonathan Stowe]

On Thu, 2007-11-08 at 16:01 +0100, Juanjavier wrote:
> Jonathan Stowe wrote:
> > On Thu, 2007-11-08 at 11:02 +0100, Juanjavier wrote:
> >   
> >> I am trying to build Ardour doing 
> >>
> >> apt-get source ardour
> >>
> >> from outside the chroot environment.
> >>
> >> Then I enter the chroot environment with
> >>
> >> /chroot ./
> >>
> >> Downlad and copy vst SDK in .../libs/fst
> >>
> >>   Edit SConstruct changing 
> >>
> >> BoolOption('VST', 'Compile with support for VST', 0)
> >>
> >> per
> >>
> >> BoolOption('VST', 'Compile with support for VST', 1)
> >>
> >>
> >> This is how it fails:
> >>
> >>
> >> /*******************************
> >> detected DIST_TARGET = i686
> >> *******************************
> >>
> >> cat: /proc/cpuinfo: No such file or directory
> >> IndexError: list index out of range:
> >>   File "/tmp/ardour-2.1/SConstruct", line 613:
> >>     x86_flags = flag_line.split (": ")[1:][0].split ()
> >>
> >> /What am I missing?
> >>     
> >
> > As the message says you are missing the /proc/cpuinfo in your chroot
> > environment.  You can either symlink the /proc entirely into your chroot
> > directory or simply create a 'proc' directory in your chroot directory
> > and do:
> >
> >   cat /proc/cpuinfo >proc/cpuinfo
> 
> I did cat /proc/cpuinfo > proc/cpuinfo
> 
> Then this:
> 
> cat: /proc/cpuinfo: No such file or directory
> 
> disappears. The rest remains:
> 
> *******************************
> detected DIST_TARGET = i686
> *******************************
> 
> IndexError: list index out of range:
>   File "/tmp/ardour-2.1/SConstruct", line 613:
>     x86_flags = flag_line.split (": ")[1:][0].split ()
> 
> I am not able to find something relevant by Googling.
> 
> How could I fix the IndexError: list index.... message?

What do you get if you do:

cat /proc/cpuinfo | grep '^flags'

at the command line?