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| From | Les Cargill <lcargill99@comcast.com> |
|---|---|
| Newsgroups | comp.lang.c |
| Subject | Re: fseek |
| Date | 2012-07-27 12:52 -0500 |
| Organization | A noiseless patient Spider |
| Message-ID | <juuk9g$fal$2@dont-email.me> (permalink) |
| References | <ab0dc9f6-1432-4b00-b8db-a68d3b14f6a9@googlegroups.com> <jut49v$bgf$1@dont-email.me> <jutthc$24u$1@dont-email.me> |
James Kuyper wrote:
> On 07/27/2012 12:13 AM, Les Cargill wrote:
> ...
>> #include <stdio.h>
>> #include <assert.h>
>>
>> int main(void)
>> {
>> FILE *fp;
>> fp=fopen("j","rb");
>> assert(fp);
>>
>> long l = fseek(fp,0L,SEEK_END);
>
> While that will often do precisely what you're expecting it to do, "A
> binary stream need not meaningfully support fseek calls with a whence
> value of SEEK_END." (7.21.9.2p3)
>
Wow - didn't know that. Thanks! Hopefully, it returns a nonzero
when it does not apply to that stream.
--
Les Cargill
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fseek Bill Cunningham <billcun@suddenlink.net> - 2012-07-26 19:22 -0700
Re: fseek cartec69@gmail.com - 2012-07-26 20:46 -0700
Re: fseek Les Cargill <lcargill99@comcast.com> - 2012-07-26 23:15 -0500
Re: fseek Les Cargill <lcargill99@comcast.com> - 2012-07-26 23:13 -0500
Re: fseek James Kuyper <jameskuyper@verizon.net> - 2012-07-27 07:20 -0400
Re: fseek Les Cargill <lcargill99@comcast.com> - 2012-07-27 12:52 -0500
Re: fseek Keith Thompson <kst-u@mib.org> - 2012-07-27 16:11 -0700
Re: fseek Keith Thompson <kst-u@mib.org> - 2012-07-27 16:54 -0700
Re: fseek Les Cargill <lcargill99@comcast.com> - 2012-07-27 23:10 -0500
Re: fseek James Kuyper <jameskuyper@verizon.net> - 2012-07-28 11:25 -0400
Re: fseek Ben Bacarisse <ben.usenet@bsb.me.uk> - 2012-07-28 17:02 +0100
Re: fseek Les Cargill <lcargill99@comcast.com> - 2012-07-28 11:39 -0500
Re: fseek Ben Bacarisse <ben.usenet@bsb.me.uk> - 2012-07-28 17:58 +0100
Re: fseek Les Cargill <lcargill99@comcast.com> - 2012-07-28 16:07 -0500
Re: fseek Ben Bacarisse <ben.usenet@bsb.me.uk> - 2012-07-28 22:30 +0100
Re: fseek John Gordon <gordon@panix.com> - 2012-07-27 05:26 +0000
Re: fseek gordonb.rclzu@burditt.org (Gordon Burditt) - 2012-07-27 12:30 -0500
Re: fseek Bill Cunningham <billcun@suddenlink.net> - 2012-07-27 15:36 -0700
Re: fseek Bill Cunningham <billcun@suddenlink.net> - 2012-07-27 15:36 -0700
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