Re: [Xen-devel] [PATCH] mini-os: make xenbus_read_integer and xenbus_printf take const strings

[Samuel Thibault <samuel.thibault@xxxxxxxxxxxxx>]

Daniel P. Berrange, le Tue 26 Aug 2008 17:34:37 +0100, a écrit :
> If you annotate that declaration with
> 
>    __attribute__ ((__format__ (printf, 4, 3)))
> 
> then gcc will warn you any time a caller gives incorrect args vs
> format string, which can catch some otherwise hidden bugs.

Indeed, actually all mini-os's *print* functions should have it, IIRC
there are a lot of fixes needed to have this compile with -Werror :)

Samuel

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