Re: C++ libtool build error?

[Ludovic Courtès]

Hello,

Simon Josefsson <address@hidden> writes:

> Recently gnulib added some self-tests written in C++ for otherwise
> C-only modules.  When imported into libidn (otherwise a strictly C
> library), this leads to an error message:
>
> /bin/bash ../libtool --preserve-dup-deps  --mode=link g++     -o 
> test-fcntl-h-c++ test-fcntl-h-c++.o libtests.a ../gl/libgnu.la libtests.a    
> libtool: link: unable to infer tagged configuration
> libtool: link: specify a tag with `--tag'
> make[4]: *** [test-fcntl-h-c++] Error 1
> make[4]: Leaving directory `/home/jas/src/libidn/gltests'

For the record, it also breaks “make check” in libunistring with current
Gnulib:

  http://hydra.nixos.org/build/315267

Thanks,
Ludo’.