[Libreoffice] Make gbuild output [build CXX] filename also with the .cxx extension

[Bjoern Michaelsen]

Hi Lubos,

On Wed, Dec 14, 2011 at 04:45:29PM +0100, Lubos Lunak wrote:
>  I find it mildly annoying that gbuild outputs "[ build CXX ] 
> starmath/source/types", without the .cxx extension, i.e. a non-existent file. 
> Especially since other target types like LNK do output "[ build LNK ] 
> Library/libsmlo.so". Any objections to the attached patch?

Just some pedantic academics: If anything, the target you are building (and
announcing) is foo.o, not foo.cxx. But I wont waste more keypresses on this, if
you insist to make that on .cxx.

Best,

Bjoern