[LV2] Ardour doesn't find lv2

[rosea.grammostola]

On 12/11/2012 02:03 PM, David Robillard wrote:

> It appears to be exiting immediately and doing absolutely nothing.
>
> Something is more deeply wrong here.  Make sure all your builds are
> clean, and maybe run in gdb and break on _exit and see why/where it is
> exiting so early.
>
> -dr

$ gdb lv2ls
GNU gdb (GDB) 7.4.1-debian
Copyright (C) 2012 Free Software Foundation, Inc.
License GPLv3+: GNU GPL version 3 or later 
<http://gnu.org/licenses/gpl.html>
This is free software: you are free to change and redistribute it.
There is NO WARRANTY, to the extent permitted by law.  Type "show copying"
and "show warranty" for details.
This GDB was configured as "x86_64-linux-gnu".
For bug reporting instructions, please see:
<http://www.gnu.org/software/gdb/bugs/>...
Reading symbols from /usr/bin/lv2ls...done.
(gdb) break _exit
Function "_exit" not defined.
Make breakpoint pending on future shared library load? (y or [n]) y
Breakpoint 1 (_exit) pending.
(gdb) run
Starting program: /usr/bin/lv2ls

Breakpoint 1, 0x00007ffff72c3f30 in _exit () from 
/lib/x86_64-linux-gnu/libc.so.6
(gdb)