SASL ,HP-UX and dynamic loaders

[Biswatosh]

Ok. But what is the reason for still keeping shl_load
and unloads? Is it to support some old HP-UX platforms
when they didnt have dl* functions? Otherwise,we could
simply do away with these sh* functions,is not it?

--Biswatosh

--- Howard Chu <hyc at highlandsun.com> wrote:

> Biswatosh wrote:
> > Hi,
> >
> > In dlopen.c, we have dlopen() as wrapper on
> > shl_load(),
> > dlclose() on shl_unload() etc. Any reason for
> that?
> > Today,in HP-UX,we can directly use dlopen() and
> all.
> >
> > The reason I am asking is, one of my clients is
> > complaining
> > that symbol relocation is happening because of
> this.
> > dl* functions (which he calls), which should be
> loaded
> > from libdld.sl are rather being used from sasl
> > library.
> >
> >   
> In my experience HPUX's dlopen is still rather
> buggy. Other projects 
> have reported the same, e.g.
>
http://marc.theaimsgroup.com/?l=apache-httpd-dev&m=104396627316847&w=2
> 
> Still, a configure switch to explicitly choose
> dlopen instead of 
> shl_load may not be a bad idea, for people who
> absolutely have to have 
> it. It's probably safer than mixing shl_load and
> dlopen in the same process.
> 
> -- 
>   -- Howard Chu
>   Chief Architect, Symas Corp.  http://www.symas.com
>   Director, Highland Sun       
> http://highlandsun.com/hyc
>   OpenLDAP Core Team           
> http://www.openldap.org/project/
> 
> 


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