bug#17118: 24.3 build on Centos 6.5: undefined ref to `g_settings_get_value

[Jan Djärv]

Hello.

I have added a configure check for this in the trunk.

        Jan D.

2014-03-27 16:59, Glenn Morris skrev:
> Klaus Zeitler wrote:
>
> > I'm trying to build emacs on my Centos 6.5 PC
> > (Linux destgd0h411156 2.6.32-358.23.2.el6.x86_64 #1 SMP Wed Oct 16
> > 18:37:12 UTC 2013 x86_64 x86_64 x86_64 GNU/Linux).
> >
> > I simply ran "configure --prefix=..." and then "make", but make fails
> > with linker errors for temacs:
> [...]
> > xsettings.o: In function `something_changed_gsettingsCB':
> > /opt/kze/emacs-24.3/src/xsettings.c:215: undefined reference to 
> > `g_settings_get_value'
>
> Please see my explanation here:
>
> http://lists.gnu.org/archive/html/help-gnu-emacs/2014-03/msg00503.html
>
> Red Hat has taken the unusual step of ripping out the gsettings related
> parts of their glib library. So they have something that advertises
> itself as gio 2.26.1, but does not include gsettings.
>
> I think this is an odd thing to do. I encourage anyone with a RH
> subscription to report it as a bug against glib2-devel.
>
> In Emacs, you can work around it by using configure --without-gsettings.
>
> But Emacs should add a configure test to check that gsettings is really
> present. I tried to do this by simply testing for gio/gsettings.h, but
> sadly you can't include that header directly, it throws an error if not
> included via gio/gio.h.