[libvirt] [PATCH 1/3] leasetime support for <dhcp> globally

Alberto Ruiz aruiz at gnome.org
Fri Jun 23 00:02:08 UTC 2017


2017-06-22 22:05 GMT+01:00 Laine Stump <laine at laine.org>:
>
> On 06/22/2017 01:12 PM, Alberto Ruiz wrote:
> >
> >
> > 2017-06-21 17:30 GMT+01:00 Laine Stump <laine at laine.org
> > <mailto:laine at laine.org>>:
> >
> >     On 06/21/2017 03:27 AM, Peter Krempa wrote:
> >     > On Tue, Jun 20, 2017 at 19:00:43 +0100, aruiz at gnome.org <mailto:aruiz at gnome.org> wrote:
> >     >> From: Alberto Ruiz <aruiz at gnome.org <mailto:aruiz at gnome.org>>
> >     >
> >     >> +
> >     >> +    if (result > UINT32_MAX) {
> >     >> +        virReportError(VIR_ERR_XML_ERROR,
> >     >> +                       _("<leasetime> value cannot be greater than the equivalent of %" PRIo32 " seconds : %" PRId64),
> >
> >     We don't use gnulib's "PRIxxx" macros anywhere else in libvirt. Better
> >     to "go with the flow" and just use "%d" instead for consistency (or make
> >     a case for changing them elsewhere :-)
>
> (Is it possible for you to change the "quotation" character in your
> email client so that when you inline quote the original in a reply, it
> has "> " at the beginning of the line rather than "     "? Using blanks
> as the quotation character makes it more likely to confuse who wrote
> which parts (especially when everything isn't starting in column 1))

I'll try to reply using plain text (using gmail here)

> > I knew I added this for something:
> >
> > This is the error I get when I just use "%d":
> >
> > conf/network_conf.c: In function 'virNetworkDHCPLeaseTimeParseXML':
> > conf/network_conf.c:575:26: error: format '%d' expects argument of type
> > 'int', but argument 8 has type 'int64_t {aka long int}' [-Werror=format=]
> >                         _("<leasetime> value cannot be greater than the
> > equivalent of %d seconds : %d"),
> >
> > If you can think of any alternative that complies with libvirt's code
> > consistency let me know.
>
> Looking through the other struct definitions that are filled in from
> XML, we don't use any types that directly specify the number of bits.
> Instead we use int, long, and long long (sometimes with unsigned,
> sometimes without).
>
> On x86_64, long and long long are both 64 bits. I think I would just use
> "unsigned long" (assuming you agree to not use "-1" as a special value),
> then use %lu for the formatting string.

I'm actually switching to use uint32_t so %lu should work now, will
give it a try.

-- 
Cheers,
Alberto Ruiz




More information about the libvir-list mailing list