[PLUG] sd save directory alias

Eric Wilhelm scratchcomputing at gmail.com
Fri Jul 13 08:47:04 UTC 2007


# from Keith Lofstrom
# on Thursday 12 July 2007 10:33 pm:

>alias ds='cd `cat ~/.sd`'
...
>This is somewhat insecure;  if anyone manages to write some
>executable stuff into ~/.sd, then 'ds' will execute it.

You must have requested the shell with the extra non-security features 
or something.  AFAICT, anything that comes out of $(cat file) is going 
to be a literal unless you go out of your way to eval it.  Got an 
example?

>I use 'sd' and 'ds' because I am left handed;  'kl' and 'lk' 
>might be easier for right handers, and I will humbly accept
>the honor of being immortalized in the initials.  ;-)

What if you're dvorak-handed?  Iry Prry?

--Eric
-- 
software:  a hypothetical exercise which happens to compile.
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