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From: djfiander@watmath.UUCP
Newsgroups: comp.unix.questions
Subject: Re: file times
Message-ID: <12905@watmath.UUCP>
Date: Sun, 19-Apr-87 11:47:07 EST
Article-I.D.: watmath.12905
Posted: Sun Apr 19 11:47:07 1987
Date-Received: Sun, 19-Apr-87 18:36:38 EST
References: <12854@watnot.UUCP> <6362@mimsy.UUCP>
Reply-To: djfiander@watmath.UUCP (David Fiander)
Distribution: na
Organization: U. of Waterloo, Ontario
Lines: 21

In article <6362@mimsy.UUCP> chris@mimsy.UUCP (Chris Torek) writes:
>In article <12854@watnot.UUCP> djfiander@watnot.UUCP writes:
>>... do any of the usual UNIX utilties/programs use the creation/access
>>times in a file, or were they just put in because somebody thought they
>>might be useful?
>
>As for the other, it is not a creation time: ctime stands for
>`change time'.  It is used to determine which files must be put
>onto backup tapes, hence is very important in larger installations.

In that case, what is the difference between ctime and mtime?  According to
<sys/inode.h> mtime is last modification time and ctime is last inode change
time.  When would one change, and not the other?

-- 
"Are you police officers?"
	"No ma'am, we're musicians."
- The Blues Brothers

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