How do I SHORTEN a file without rewriting it?

[Al Dunbar]

In article <5289 at crash.cts.com>, lairdb at crash.cts.com (Laird Broadfield) writes:
>In article <2830 at lectroid.sw.stratus.com> bad at atrain.sw.stratus.com (Bruce Dumes) writes:
>>In article <1162 at bilver.UUCP> alex at bilver.UUCP (Alex Matulich) writes:
>>>
>>>Is there a way to shorten a file, that is, chop some data off the end of
>>    <<< deletions >>>
>>Have you thought about using ftruncate()?
>
>Okay, tell us where in K&R you find ftruncate.  I don't see it in
>     <<< deletions >>>
>As long as we're on the subject, does anyone have a neat-o method for
>getting rid of records from the _beginning_ of a file?  (Standard preferred,
>but if there's an MSDOS way, I'll accept it....)
>
Have you thought about using f_pre_truncate()? I think you'll find
it with ftruncate(), but in smiley.lib, not in funky.lib. :-)
 
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