On Mon, Jul 02, 2007 at 04:27:59AM +0200, Adrian Bunk wrote:
> On Sun, Jul 01, 2007 at 09:42:49PM -0400, Josef Sipek wrote:
> > On Sun, Jul 01, 2007 at 10:23:30PM +0200, Adrian Bunk wrote:
> > > This patch makes some needlessly global functions static.
> > >
> > ...
> > > --- linux-2.6.22-rc6-mm1/fs/unionfs/lookup.c.old 2007-07-01 00:05:02.000000000 +0200
> > > +++ linux-2.6.22-rc6-mm1/fs/unionfs/lookup.c 2007-07-01 00:06:05.000000000 +0200
> > > @@ -18,6 +18,8 @@
> > >
> > > #include "union.h"
> > >
> > > +static int realloc_dentry_private_data(struct dentry *dentry);
> > > +
> > > /* is the filename valid == !(whiteout for a file or opaque dir marker) */
> >
> > I forget who said it, but someone wasn't very happy with prototypes like
> > that in .c files. What's the prefered way - are they ok for static symbols?
>
> It might have even been me who said this - but about global functions.
>
> For global functions, prototypes in header files allow gcc to check
> whether the prototype matches the actual function. With a prototype
> in the C file of the caller that's not possible, and if they are
> different it can result in nasty runtime errors.
>
> For static functions that's not an issue since gcc sees both the
> prototype and the actual function.
Ok, fair enough. Applied & pushed to korg tree.
Thanks.
Josef "Jeff" Sipek.
--
Once you have their hardware. Never give it back.
(The First Rule of Hardware Acquisition)
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