[lug] cp and rm

carl wagner carl.wagner at level3.com
Wed Aug 1 17:33:15 MDT 2001

Overwrite-ing a file has nothing to do with -i.  If you want to 
overwrite a file you need -f for force if you don't want to be prompted.

Isn't there a setting for noclober? Possibly in the shell?


David wrote:
>    Going back to where all this started, I really think RH's move, namely aliasing cp and rm to safer variants, was a fair and good decision. ...
> As already stated, personally I like the -i option, and essentially
> for the reason you give.  However, that is not the starting point of
> this thread; the starting point was the lack of reliability of code
> from one release to another.  Also I accept the "good practice"
> doctrine that you give.  But that, too, avoids facing the issue of
> unreliable code.  In this case I think that I have provided code that
> demonstrates that cp does not perform according to its documentation.
> That is bad, even if there are a hundred ways around the problem.
> To consider the problem, reflect on this code snippet and the result.
> type cp
> unalias cp
> type cp
> cp is aliased to `cp -i'
> cp is /bin/cp
> copying to Archive2
> cp: overwrite `/Archive2/home/bozo/.Xdefaults'?
> Are you now so sure about this?  How about POSSIBLY?
>    One thing we can PROBABLY count on is that the basic set of /bin programs will always be there, and they always do what we intend.
> dajo
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