Re: About static libraries and Debian policy

["Dmitry A. Kazakov" <mailbox@dmitry-kazakov.de>]

On Fri, 14 May 2010 20:43:27 +0200, Ludovic Brenta wrote:

> � 5.3.3 Ada object files [...]
> Rule: The -dev package SHALL provide a static library in
> /usr/lib/libLIBRARY.a.

OK.

>>>> BTW, Why there should be no traceback when relocatable libraries are
>>>> used?
> 
> Traceback is always available, either in symbolic or numeric form.  To
> get the symbolic form, you need the -dbg package installed.

I meant g-trasym.adb. In Fedora's gcc 4.4 it is in the static library, but
absent in the shared. I don't understand why.

>> Maybe, but other shared libraries can well be compiled with -g as well
>> as the application. But linking them with shared RTL fails if any of
>> them uses Traceback.Symbolic.
> 
> That's because GNAT GPL includes a non-standard 'libaddr2line.a'
> produced from binutils (and therefore pure GPL) and calls that to
> produce the symbolic tracebacks.  GCC (from the FSF) lacks this library.
> I patched GCC to use an alternate mechanism instead, i.e. fork()/exec()
> and call /usr/bin/addr2line.  This restores the functionality in the FSF
> version of GNAT.

Does it mean that under Debian g-trasym.adb is in both libraries?

-- 
Regards,
Dmitry A. Kazakov
http://www.dmitry-kazakov.de