Re: [PATCH v2] systemd: fix build without dbus

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On Wed, Jan 21, 2015 at 03:15:31PM +0100, Ján Tomko wrote:
> On 01/19/2015 02:36 PM, Daniel P. Berrange wrote:
> > The virDBusMethodCall method has a DBusError as one of its
> > parameters. If the caller wants to pass a non-NULL value
> > for this, it immediately makes the calling code require
> > DBus at build time. This has led to breakage of non-DBus
> > builds several times. It is desirable that only the virdbus.c
> > file should need WITH_DBUS conditionals, so we must ideally
> > remove the DBusError parameter from the method.
> > 
> > We can't simply raise a libvirt error, since the whole point
> > of this parameter is to give the callers a way to check if
> > the error is one they want to ignore, without having the logs
> > polluted with an error message. So, we add a virErrorPtr
> > parameter which the caller can then either ignore or raise
> > using virSetError.
> > 
> > Signed-off-by: Daniel P. Berrange <berrange@xxxxxxxxxx>
> > ---
> >  src/util/virdbus.c     | 31 +++++++++++++++++++------------
> >  src/util/virdbus.h     |  4 ++--
> >  src/util/virfirewall.c | 29 ++++++-----------------------
> >  src/util/virsystemd.c  | 15 +++++++--------
> >  4 files changed, 34 insertions(+), 45 deletions(-)
> > 
> 
> 
> > @@ -820,11 +808,9 @@ virFirewallApplyRuleFirewallD(virFirewallRulePtr rule,
> >           */
> >          if (ignoreErrors) {
> >              VIR_DEBUG("Ignoring error '%s': '%s'",
> > -                      error.name, error.message);
> > +                      error.str1, error.message);
> >          } else {
> > -            virReportError(VIR_ERR_INTERNAL_ERROR,
> > -                           _("Unable to apply rule '%s'"),
> > -                           error.message);
> > +            virSetError(&error);
> 
> If ignoreErrors is false, we should be reporting the error, not just setting
> it. virRaiseErrorFull seems to be the only virError call writing to the log.

Oh, hmm, yes that is a problem.

Regards,
Daniel
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