Re: [Qemu-devel] [PATCH v2] log: Make glib logging go through QEMU

["Daniel P. Berrangé" <berrange@redhat.com>]

On Thu, Dec 13, 2018 at 12:26:12PM +0100, Christophe Fergeau wrote:
> This commit adds a qemu_init_logging() helper which calls
> g_log_set_default_handler() so that glib logs (g_log, g_warning, ...)
> are handled similarly to other QEMU logs. This means they will get a
> timestamp if timestamps are enabled, and they will go through the
> monitor if one is configured.
> This commit also adds a call to qemu_init_logging() to the binaries
> installed by QEMU.
> 
> At the moment, this change will mostly impact SPICE logging if your
> spice version is >= 0.14.1. With older spice versions, this is not going
> to work as expected, but will not have any ill effect, so this call is
> not conditional on the SPICE version.
> 
> Signed-off-by: Christophe Fergeau <cfergeau@redhat.com>
> ---
> Changes since v1:
> - introduced a qemu_init_logging() helper, and call that in more
>   binaries than just vl.c

> +static void qemu_log_func(const gchar *log_domain,
> +                          GLogLevelFlags log_level,
> +                          const gchar *message,
> +                          gpointer user_data)
> +{
> +    switch (log_level & G_LOG_LEVEL_MASK) {
> +    case G_LOG_LEVEL_DEBUG:
> +        break;
> +    case G_LOG_LEVEL_INFO:
> +        /* Fall through */
> +    case G_LOG_LEVEL_MESSAGE:
> +        info_report("%s", message);
> +        break;
> +    case G_LOG_LEVEL_WARNING:
> +        /* Fall through */
> +    case G_LOG_LEVEL_CRITICAL:
> +        warn_report("%s", message);
> +        break;

This didn't adress my previous comment that _CRITICAL should do an
error_report, not warn_reoprt.

> +    case G_LOG_LEVEL_ERROR:
> +        error_report("%s", message);
> +        break;
> +    }
> +}

Regards,
Daniel
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