Re: [Xen-devel] [PATCH] libxc portability fixes

["Christoph Egger" <Christoph.Egger@xxxxxxx>]

On Wednesday 19 September 2007 16:25:15 Vincent Hanquez wrote:
> On Wed, Sep 19, 2007 at 03:19:37PM +0200, Christoph Egger wrote:
> > Attached patch mainly contains portability fixes:
> > - use MAP_ANON, that is what both (BSD-)Unix and Linux have
>
> looks like that might bite us back at some point:
>
> man mmap:
> MAP_ANON
>             Synonym for MAP_ANONYMOUS.  Deprecated.

MAP_ANONYMOUS is the proprietary thing. The glibc people
should know that and should deprecate MAP_ANONYMOUS instead.
They should also document that the fd argument must be
-1 when MAP_ANON is specified to match the Unix behaviour.


Christoph

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