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Date: Mon, 16 Jul 2001 08:43:23 -0700
To: Andrew Morton <andrewm@uow.edu.au>, Alan Cox <laughing@shared-source.org>,
        crutcher+kernel@datastacks.com
From: Jonathan Lundell <jlundell@pobox.com>
Subject: Re: Linux 2.4.6-ac5
Cc: linux-kernel@vger.kernel.org
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At 1:27 AM +1000 2001-07-17, Andrew Morton wrote:
>Also, my manpage says that vsnprintf should return -1
>if it truncated the output.  Your implementation
>doesn't do that, but trivially could.

My manpage says:

>Return value
>        These  functions  return  the number of characters printed
>        (not including the trailing `\0' used  to  end  output  to
>        strings).   snprintf  and vsnprintf do not write more than
>        size bytes (including the trailing '\0'), and return -1 if
>        the  output  was truncated due to this limit.  (Thus until
>        glibc 2.0.6. Since glibc 2.1 these  functions  follow  the
>        C99  standard and return the number of characters (exclud-
>        ing the trailing '\0') which would have  been  written  to
>        the final string if enough space had been available.)
>

-- 
/Jonathan Lundell.
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