start/stop logs by code... is it possible ?

[Kai Blin]

On Thursday 03 July 2008 01:36:43 Massimo Del Fedele wrote:
> Rob Shearman ha scritto:
> > 2008/7/1 Massimo Del Fedele <max at veneto.com>:
> >> I'd like to start some trace log entering a function and stopping it at
> >> exit, to isolate just the part I need. Is it possible to add some code
> >> inside the function body that do it ?
> >>
> >> I mean...
> >>
> >> void aWineFunction(...)
> >> {
> >>   .......
> >>   STARTLOG
> >>   .......
> >>   .......
> >>   STOPLOG
> >>
> >>   .......
> >>
> >> }
> >>
> >> The purpose is to isolate traces from code called by a single function.
> >
> > Try these untested macros:
> >
> > #define STARTLOG(dbch) ((_wine_dbch_##dbch).flags |= (1 <<
> > __WINE_DBCL_TRA CE))
> > #define STOPLOG(dbch) ((_wine_dbch_##dbch).flags &= ~(1 <<
> > __WINE_DBCL_TRA CE))
> >
> > And then use them like this:
> > void aWineFunction(...)
> > {
> >   .......
> >   STARTLOG(relay)
> >   .......
> >   .......
> >   STOPLOG(relay)
> >
> >   .......
> > }
>
> Thanx for the answer !
> What I'm interested for is a trace, not a relay... can it work for
> traces too ? which would be the syntax then ?

STARTLOG() turns on a debug channel, in this case the relay debug channel. 
Simply replace the relay with whichever debug channel you're interested in.

Kai


-- 
Kai Blin
WorldForge developer  http://www.worldforge.org/
Wine developer        http://wiki.winehq.org/KaiBlin
Samba team member     http://www.samba.org/samba/team/
--
Will code for cotton.
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