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From: Joerg Sonnenberger <>
Subject: Re: mdocml: The st_size member of struct stat is off_t, which is signed, all
Date: Wed, 11 Mar 2015 02:18:01 +0100	[thread overview]
Message-ID: <> (raw)
In-Reply-To: <>

On Wed, Mar 11, 2015 at 02:10:32AM +0100, Ingo Schwarze wrote:
> [ Moving this to tech@ ]
> Hi Joerg,
> Joerg Sonnenberger wrote on Tue, Mar 10, 2015 at 10:47:38PM +0100:
> > On Tue, Mar 10, 2015 at 09:18:22AM -0500, wrote:
> >> Log Message:
> >> -----------
> >> The st_size member of struct stat is off_t, which is signed,
> >> all required by POSIX.  So don't compare it against against 
> >> an unsigned constant.
> > Well, the change truncates the value.
> How so?  The actual width of size_t will hardly be narrower
> than the width of off_t on any sane platform, or am i mistaken?

Most 32bit platforms are exactly like that. size_t will be 32bit, off_t
will be 64bit. So casting the off_t to size_t will rip out the higher

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  reply	other threads:[~2015-03-11  1:18 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <>
     [not found] ` <>
2015-03-11  1:10   ` Ingo Schwarze
2015-03-11  1:18     ` Joerg Sonnenberger [this message]
2015-03-11 13:30       ` Ingo Schwarze

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