Re: cannot dlopen non-loadable /usr/lib/libpthread.so.1

[Joerg Sonnenberger <joerg%britannica.bec.de@localhost>]

On Thu, Jan 20, 2011 at 08:17:32AM +0100, Adam Hoka wrote:
> On Tue, 18 Jan 2011 23:14:35 +0100
> Joerg Sonnenberger <joerg%britannica.bec.de@localhost> wrote:
> 
> > On Tue, Jan 18, 2011 at 11:05:58PM +0100, Thomas Klausner wrote:
> > > I've just seen this for the first time when starting fbreader.
> > > 
> > > loading /usr/pkg/lib/zlibrary/ui/zlui-gtk.so...
> > > Cannot dlopen non-loadable /usr/lib/libpthread.so.1
> > > 
> > > Does this ring a bell with anyone?
> > 
> > ld.elf_so recently got a new feature to check for this. If a program
> > wants to dlopen a module that needs libpthread, the main program must be
> > linked against as well. Variant I: zlui-gtk.so doesn't actually need
> > libpthread.so, because the pthread stubs in libc are good enough.
> > Variant II: link the main program against libpthread.
> > 
> > Note: the problem this check is for is not new and applies to all NetBSD
> > releases (and most other systems).
> > 
> > Joerg
> 
> The error message should reference a manpage, or clearly read what you
> just explained to us.

Feel free to extend share/man/man3/dlfcn.3 in that regard. I think the
error message has already all the needed key words.

Joerg