On Mon, 03 Jan 2011 22:43:58 -0600, Travis Watkins wrote:
On 01/03/2011 12:14 PM, Enrico Minack wrote:
> >
> > Hi Gnome developers,
> >
> > I recently came across a strange compilation problem where multiple
> > projects fail to compile with the same error? They compiled earlier, and
> > I have a fresh installation. The error is:
> > /usr/bin/ld: ...: undefined reference to symbol '...'
> > /usr/bin/ld: note: '...' is defined in DSO .../libX11.so so try adding
> > it to the linker command line
> > .../libX11.so: could not read symbols: Invalid operation
> >
> > The problem can be fixed by adding $(X_LIBS) to the *_LDADD variable of
> > Makefile.am, see bug #638510:
> > https://bugzilla.gnome.org/show_bug.cgi?id=638510
> >
> > Projects with this problem are (respective branch):
> > gnome-applets (master)
> > gnome-panel (gtk3)
> > libwnck (gtk3)
> >
> > I am using Ubuntu 11.04 (development branch).
>
> The linker in Ubuntu natty (and most other distros with releases in
> development, I think?) is stricter. You used to be able to have libA use
> symbols from libB and libC but only link to libB because libB links to
> libC so you get an implicit dependency. You now have to explicitly link
> to all libraries you use symbols from.
darwin has always been this way. Thanks to my newfound brothers-in-arms
for helping to find these nits and working on getting these fixed in
upstream sources.
dan
--
Daniel Macks
[email protected]
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