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Groups > comp.lang.c > #28185

Re: Strange Behaviour in finding Size of a File

From Ian Collins <ian-news@hotmail.com>
Newsgroups comp.lang.c
Subject Re: Strange Behaviour in finding Size of a File
Date 2012-11-11 08:40 +1300
Message-ID <ag7otkFlah2U2@mid.individual.net> (permalink)
References <8439d649-fae9-4828-8a86-d0c7c8489aa5@googlegroups.com> <k7j071$msq$1@dont-email.me> <86a789ac-8abc-45e3-b37d-719f13fe2da7@s14g2000vba.googlegroups.com> <0.6065308e19e393cf0401.20121110151228GMT.87zk2pmqzn.fsf@bsb.me.uk>

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On 11/11/12 04:12, Ben Bacarisse wrote:
> Nick Keighley<nick_keighley_nospam@hotmail.com>  writes:
>
>> On Nov 9, 1:24 pm, Eric Sosman<esos...@comcast-dot-net.invalid>
>> wrote:
>>> On 11/9/2012 2:09 AM, felix wrote:
> <snip>
>>>> //-- Code starts here : --
>>>
>>>> static size_t LogSize = 1048576;
>>>
>>>       Ah. This is obviously some strange usage of "10 MB" that
>>> I hadn't previously been aware of.
>>>
>>>> It is strange that the condition got satisfied when results.st_size
>>>> = 2589116.
>>>
>>>       Not all *that* strange ...
>>
>> this is why you don't put numbers like that in your code
>>
>> #define K 1024
>> #define M (K * K)
>> #define LOG_SIZE (10 * M)
>
> I'd put an 'L' suffix on the 1024 since 10 * M is outside the minimum
> range or plain int arithmetic.

Or lust use

const size_t oneK    = 1024;
const size_t oneM    = oneK * 1024;
const size_t logSize = 10 * oneM;

-- 
Ian Collins

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Thread

Strange Behaviour in finding Size of a File felix <ckpradip@gmail.com> - 2012-11-08 23:09 -0800
  Re: Strange Behaviour in finding Size of a File "Where's all the China Blue food?" <chine.bleu@yahoo.com> - 2012-11-08 23:26 -0800
  Re: Strange Behaviour in finding Size of a File James Kuyper <jameskuyper@verizon.net> - 2012-11-09 06:56 -0500
    Re: Strange Behaviour in finding Size of a File felix <ckpradip@gmail.com> - 2012-11-12 22:23 -0800
      Re: Strange Behaviour in finding Size of a File James Kuyper <jameskuyper@verizon.net> - 2012-11-13 07:27 -0500
        Re: Strange Behaviour in finding Size of a File felix <ckpradip@gmail.com> - 2012-11-19 01:52 -0800
          Re: Strange Behaviour in finding Size of a File James Kuyper <jameskuyper@verizon.net> - 2012-11-19 08:09 -0500
  Re: Strange Behaviour in finding Size of a File Eric Sosman <esosman@comcast-dot-net.invalid> - 2012-11-09 08:24 -0500
    Re: Strange Behaviour in finding Size of a File Nick Keighley <nick_keighley_nospam@hotmail.com> - 2012-11-10 06:06 -0800
      Re: Strange Behaviour in finding Size of a File Ben Bacarisse <ben.usenet@bsb.me.uk> - 2012-11-10 15:12 +0000
        Re: Strange Behaviour in finding Size of a File Ian Collins <ian-news@hotmail.com> - 2012-11-11 08:40 +1300
          Re: Strange Behaviour in finding Size of a File Ben Bacarisse <ben.usenet@bsb.me.uk> - 2012-11-10 20:36 +0000
      Re: Strange Behaviour in finding Size of a File Eric Sosman <esosman@comcast-dot-net.invalid> - 2012-11-10 10:13 -0500
  Re: Strange Behaviour in finding Size of a File John Gordon <gordon@panix.com> - 2012-11-09 15:16 +0000
    Re: Strange Behaviour in finding Size of a File Mark Bluemel <mark_bluemel@pobox.com> - 2012-11-09 15:56 +0000
    Re: Strange Behaviour in finding Size of a File James Kuyper <jameskuyper@verizon.net> - 2012-11-09 11:01 -0500
  Re: Strange Behaviour in finding Size of a File Greg Martin <greg@softsprocket.com> - 2012-11-09 08:59 -0800
  Re: Strange Behaviour in finding Size of a File Alain Ketterlin <alain@dpt-info.u-strasbg.fr> - 2012-11-09 19:42 +0100
    Re: Strange Behaviour in finding Size of a File Keith Thompson <kst-u@mib.org> - 2012-11-09 11:29 -0800
      Re: Strange Behaviour in finding Size of a File Alain Ketterlin <alain@dpt-info.u-strasbg.fr> - 2012-11-09 20:47 +0100
        Re: Strange Behaviour in finding Size of a File Keith Thompson <kst-u@mib.org> - 2012-11-09 12:33 -0800
          Re: Strange Behaviour in finding Size of a File Alain Ketterlin <alain@dpt-info.u-strasbg.fr> - 2012-11-10 02:08 +0100
            Re: Strange Behaviour in finding Size of a File Philip Lantz <prl@canterey.us> - 2012-11-09 18:33 -0800
              Re: Strange Behaviour in finding Size of a File gazelle@shell.xmission.com (Kenny McCormack) - 2012-11-10 02:58 +0000
                Re: Strange Behaviour in finding Size of a File Philip Lantz <prl@canterey.us> - 2012-11-09 23:29 -0800
                Re: Strange Behaviour in finding Size of a File Nick Keighley <nick_keighley_nospam@hotmail.com> - 2012-11-10 06:09 -0800
            Re: Strange Behaviour in finding Size of a File Ian Collins <ian-news@hotmail.com> - 2012-11-10 17:46 +1300
              Re: Strange Behaviour in finding Size of a File James Kuyper <jameskuyper@verizon.net> - 2012-11-10 22:20 -0500
              Re: Strange Behaviour in finding Size of a File Phil Carmody <thefatphil_demunged@yahoo.co.uk> - 2012-11-12 14:01 +0200
            Re: Strange Behaviour in finding Size of a File gazelle@shell.xmission.com (Kenny McCormack) - 2012-11-10 22:01 +0000
          Re: Strange Behaviour in finding Size of a File James Kuyper <jameskuyper@verizon.net> - 2012-11-09 22:14 -0500
            Re: Strange Behaviour in finding Size of a File Keith Thompson <kst-u@mib.org> - 2012-11-09 19:24 -0800
              Re: Strange Behaviour in finding Size of a File James Kuyper <jameskuyper@verizon.net> - 2012-11-09 23:30 -0500
              Re: Strange Behaviour in finding Size of a File Eric Sosman <esosman@comcast-dot-net.invalid> - 2012-11-10 08:32 -0500
                Re: Strange Behaviour in finding Size of a File Ike Naar <ike@sverige.freeshell.org> - 2012-11-10 17:42 +0000
                Re: Strange Behaviour in finding Size of a File Eric Sosman <esosman@comcast-dot-net.invalid> - 2012-11-10 15:19 -0500
  Re: Strange Behaviour in finding Size of a File Keith Thompson <kst-u@mib.org> - 2012-11-09 11:34 -0800

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