change vs modify

[chris at mimsy.UUCP]

In article <624 at pedsgo.UUCP> evan at pedsgo.UUCP writes:
>We are working on our backup scripts, and have found that ff has -c and -m
>options, where c=file changed date, and m=file modified date.  In my
>dictionary, change and modify are synonyms.  What is the difference to ff
>and, I suppose, to all of Unix?

In this case, the difference between a `change' and a `modification'
is the difference between altering the label on a package and
altering its contents.  If someone says `chmod a-w myfile', that
is a change; if someone says `echo foo >> myfile', that is a
modification.
-- 
In-Real-Life: Chris Torek, Univ of MD Comp Sci Dept (+1 301 454 7690)
UUCP:	seismo!mimsy!chris	ARPA/CSNet:	chris at mimsy.umd.edu