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Date: Tue, 18 Sep 2001 18:03:07 +0200
From: Corinna Vinschen <cygwin AT cygwin DOT com>
To: "'cygwin AT cygwin DOT com'" <cygwin AT cygwin DOT com>
Subject: Re: Re: 1.3.2-1: mmap and MAP_PRIVATE|MAP_FIXED|MAP_ANON
Message-ID: <20010918180307.F28304@cygbert.vinschen.de>
Mail-Followup-To: "'cygwin AT cygwin DOT com'" <cygwin AT cygwin DOT com>
References: <F536EC3453B2D411AD6100508BAF5F9901FAB3FD AT bwga521a DOT ts DOT siemens DOT de>
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In-Reply-To: <F536EC3453B2D411AD6100508BAF5F9901FAB3FD@bwga521a.ts.siemens.de>; from Jan.Kandziora@ts.siemens.de on Tue, Sep 18, 2001 at 01:28:48PM +0200

On Tue, Sep 18, 2001 at 01:28:48PM +0200, Kandziora Jan wrote:
> >
> >> if ((buf2=mmap((void*)0x70000000,1, > >
> PROT_READ|PROT_WRITE,MAP_PRIVATE|MAP_FIXED|MAP_ANON,0,0))==NULL) 
> >
> ^^^^ Hmm!
> >$ man mmap [...]
> 	RETURN VALUE On success, mmap returns a pointer to the mapped area.
> On error, MAP_FAILED (-1) is returned, and errno is set appropriately...
> 
> You are right. But it does *not* return MAP_FAILED, it returns 0x60001000,
> which is a valid address.

Ok, I figured out what's going wrong.  A fix will be in the next
developers snapshot.

Thanks,
Corinna

-- 
Corinna Vinschen                  Please, send mails regarding Cygwin to
Cygwin Developer                                mailto:cygwin AT cygwin DOT com
Red Hat, Inc.

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