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Path: utzoo!attcan!uunet!zephyr.ens.tek.com!uw-beaver!mit-eddie!mintaka!olivea!samsung!xylogics!transfer!lectroid!atrain!bad
From: bad@atrain.sw.stratus.com (Bruce Dumes)
Newsgroups: comp.lang.c,comp.os.msdos.programmer
Subject: Re: How do I SHORTEN a file without rewriting it?
Keywords: truncation
Message-ID: <2830@lectroid.sw.stratus.com>
Date: 24 Oct 90 14:00:02 GMT
References: <1162@bilver.UUCP>
Sender: usenet@lectroid.sw.stratus.com
Followup-To: comp.lang.c
Organization: Stratus Computer, Inc.
Lines: 16

In article <1162@bilver.UUCP> alex@bilver.UUCP (Alex Matulich) writes:
>
>Is there a way to shorten a file, that is, chop some data off the end of
>it, so that it doesn't consume as much physical space on the disk?  The
>file I have is too big to read into memory and write back out again, and
>there is not enough room on the disk to write out a temporary file.
>

Have you thought about using ftruncate()?

Bruce


--
Bruce Dumes			|  "You don't see many of *these* nowdays, |
bad@zen.cac.stratus.com		|   do you?"				   |