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Re: Mode of emacs executable



Martin Steed writes:

> > 
> > Another quick question.  Why is the mode of the emacs executable 1755,
> > i.e., rwxr-xr-t, in debian 0.90?  Should I, or should I not change it
> > to mode 755?  I am worried about possible security problems, if any.
> 
> Thats the sticky bit. Not really a security problem. Now, if it was the
> setuid or setgid bit....
> 
> The sticky bit is to do with the program remaining 'in memory' when it
> has finished executing so it will (theoretically) start quicker next
> time around.
> 

But doesn't Linux already do that, with the demand loading and
sharable code pages?  From what you say, the `sticky bit' appears to
be unnecessary.  Am I right?

-- 
Sunando Sen

Dept. of Economics			Email: sens@acf2.nyu.edu
New York University


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