Bug#856274: removal of ada-gcc-name patch causes build failures for non default gnat builds

[Matthias Klose <doko@debian.org>]

On 27.06.2017 22:02, Nicolas Boulenguez wrote:
> Package: gnat-5,gnat-6,gnat-7
> Followup-For: Bug #856274
> 
>> On gnat-7/7.1.0-7,  the work-around has no effect.
>> ARCH-gcc-7-7 is searched but not found.
> 
>> what do you mean? that this doesn't work for the cross compilers?
> 
> No, simply that on a fresh (x86_64-linux-gnu) chroot:
> # apt-get install gnat-7
> # echo 'package P is end P;' > p.ads
> # /usr/bin/gnatchop p.ads
> fails with:
> x86_64-linux-gnu-gcc-7-7: installation problem, executable not found
> 
> I wonder why /usr/bin/gnatchop exists in the first place.
> gnat-6 installs /usr/bin/gnatchop-6
> gnat-7 installs /usr/bin/gnatchop-7
> Unless I miss something, they are coinstallable and should not *both*
> install the /usr/bin/gnatchop symlink.
> 
> I suggest that /usr/bin/gnatchop->gnatchop-BV (and the similar
> symlinks) is installed by the "gnat" package instead of the "gnat-BV"
> package, as done for /usr/bin/gcc.

that sounds like a good thing to do. I think Ludovic didn't have the resources
to look at proper co-installability, so working towards this goal would be a
nice idea.  I also created a bug upstream that gnat should respect the
prefix/suffix configuration flags. See PR 79724

Matthias