[Libvir] PATCH: make debug builds quiet by default

Daniel P. Berrange berrange at redhat.com
Tue Jan 15 15:02:55 UTC 2008

On Mon, Jan 14, 2008 at 12:21:44PM +0000, Richard W.M. Jones wrote:
> Daniel Veillard wrote:
> >On Wed, Jan 09, 2008 at 05:13:47AM +0000, Daniel P. Berrange wrote:
> >>During development I like to have the --enable-debug flag enabled all the
> >>time because its very handy at times. I don't want it spewing to stderr
> >>all the time though, just because I turned on the compile option. So this
> >>patch adds an env variable 'LIBVIRT_DEBUG' which controls whether it is
> >>chatty or not. So with this patch you can use --enable-debug all the time,
> >>and just run
> >>
> >>   LIBVIRT_DEBUG=1 ./src/virsh ....
> >>
> >>to turn it on for a particular test, or likewise for the daemon
> >>
> >>  LIBVIRT_DEBUG=1 ./qemud/libvirtd
> >
> >  Hum, in other projects I have found that always compiling debug support 
> >  in
> >but activating it using a command line flag or a environment variable to be
> >very useful, this helps people debug stuff by themselve or improve the
> >quality of the reports. Shouldn't we just do that ? it's not like anthing 
> >in libvirt is really timing critical or size matters that much, I can't
> >see a real drawback to making --enable-debug the default, if it requires
> >explicit activation.
> +1 to DV's suggestion.

Ok, I'll cook up a new patch to do that.

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