[LDB] Simplify ldb_wait()

[Andrew Bartlett]

On Mon, 2007-11-12 at 03:05 -0500, simo wrote:
> On Mon, 2007-11-12 at 18:55 +1100, Andrew Bartlett wrote:
> > On Mon, 2007-11-12 at 02:50 -0500, simo wrote:
> > > On Mon, 2007-11-12 at 08:32 +1100, Andrew Bartlett wrote:
> > > > On Sun, 2007-11-11 at 12:33 -0500, simo wrote:
> > > > > Why have you changed the ldb_wait() prototype from getting an handle to
> > > > > get a full request?
> > > > > It seem that the new ldab_wait() never uses req at all except as in
> > > > > req->handle.
> > > > 
> > > > Because nobody passed ldb_wait anything by req->handle.  It also could
> > > > allow the handle to be replaced, which would allow modules to simplify
> > > > their tail (and avoid the full blocking that currently occurs, even when
> > > > the module is just dealing with it's final operation). 
> > > 
> > > I think I decided to pass the handle and not the request intentionally,
> > > right now I can't remember why. I think manipulation of the request from
> > > modules may have been one reason, ie *avoid* making it possible to
> > > change the handle you are waiting for. but memory is not good I might be
> > > wrong.
> > > 
> > > > > It seem to me an unnecessary ABI change for ldb.
> > > > 
> > > > Are we seriously keeping an ABI on ldb yet?
> > > 
> > > No but I want to keep API (not ABI) changes to a minimum, and avoid
> > > unnecessary changes.
> > 
> > So is this a yes or no? 
> 
> We committed not to change the API if not absolutely necessary.
> There are other projects using ldb now (OpenChange is one of the most
> prominent), and changing API is not welcome unless we need to do it for
> a good reason.

This isn't a public API - it is the relationship between LDB and it's
modules.  But if that is your position, so be it.

Andrew Bartlett

-- 
Andrew Bartlett
http://samba.org/~abartlet/
Authentication Developer, Samba Team           http://samba.org
Samba Developer, Red Hat Inc.
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