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Date:      Sat, 7 Aug 1999 20:03:15 +0100 (BST)
From:      Doug Rabson <dfr@nlsystems.com>
To:        Bernd Walter <ticso@cicely.de>
Cc:        Peter Wemm <peter@netplex.com.au>, "Brian F. Feldman" <green@freebsd.org>, Don Lewis <Don.Lewis@tsc.tdk.com>, Sheldon Hearn <sheldonh@uunet.co.za>, freebsd-hackers@freebsd.org
Subject:   Re: quad_t and portability
Message-ID:  <Pine.BSF.4.10.9908072002390.50383-100000@salmon.nlsystems.com>
In-Reply-To: <19990807165202.A37288@cicely8.cicely.de>

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On Sat, 7 Aug 1999, Bernd Walter wrote:

> On Sat, Aug 07, 1999 at 05:38:48PM +0800, Peter Wemm wrote:
> > "Brian F. Feldman" wrote:
> > > On Fri, 6 Aug 1999, Don Lewis wrote:
> > > 
> > > > On Aug 6,  3:29pm, Sheldon Hearn wrote:
> > > > } Subject: quad_t and portability
> > > > } 
> > > > } Hi folks,
> > > > } 
> > > > } I want to patch wc(1) so that it uses quad_t instead of u_long. This is
> > > > } necessary if wc(1) is to produce sensible results for files containing
> > > > } more than 4GB of data.
> > > > 
> > > > Why not off_t, which should be portable and scale properly with the
> > > > maximum system file size.  Then the only problem is figuring a portable
> > > > means of printing the result ...
> > > > 
> > > 
> > > You can always use off_t with "%qd", (int64_t)foo.
> > 
> > But not on the Alpha...  int64_t is a long there, and gcc complains unless
> > you use %ld.
> Mmm and long is 32Bit it seems.
> At least that would explain some of the warnings I got when setting MAXDSIZ to
> 128G on alpha.

Long is 64bit, int is 32bit on the alpha. Use u_int64_t to specify the
bitsize.

--
Doug Rabson				Mail:  dfr@nlsystems.com
Nonlinear Systems Ltd.			Phone: +44 181 442 9037




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