atom feed82 messages in org.freebsd.freebsd-hackersProtection from the dreaded "rm -fr /"
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Giorgos KeramidasOct 2, 2004 1:19 am 
Edwin GroothuisOct 2, 2004 1:33 am 
Michael ReifenbergerOct 2, 2004 1:34 am 
Giorgos KeramidasOct 2, 2004 1:39 am 
Giorgos KeramidasOct 2, 2004 1:51 am 
Ryan SommersOct 2, 2004 1:52 am 
Giorgos KeramidasOct 2, 2004 1:53 am 
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Dimitry AndricOct 2, 2004 7:48 am 
Simon L. NielsenOct 2, 2004 8:03 am 
Sean FarleyOct 2, 2004 8:41 am 
SamOct 2, 2004 8:54 am 
Jacques A. VidrineOct 2, 2004 9:46 am 
Tillman HodgsonOct 2, 2004 9:51 am 
Lee HarrOct 2, 2004 9:53 am 
Tillman HodgsonOct 2, 2004 9:55 am 
Giorgos KeramidasOct 2, 2004 10:10 am 
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Thomas SparrevohnOct 6, 2004 12:49 pm 
Lyndon NerenbergOct 28, 2004 5:31 am 
Subject:Protection from the dreaded "rm -fr /"
From:Giorgos Keramidas (kera@freebsd.org)
Date:Oct 2, 2004 10:10:35 am
List:org.freebsd.freebsd-hackers

On 2004-10-02 11:46, "Jacques A. Vidrine" <nec@freebsd.org> wrote:

Will the next step be to prevent `rm -fr *' iff the current working directory is '/' ? Please explain your answer. :-)

No. The fact * was passed is not visible to the running program. It's probably better to do this in the shell before it does the wildcard expansion, just like tcsh does. The "rm -fr / tmp/foo" case *is* visible to the running program though and is a lot easier to handle.

I see a lot of people don't like the change, even though I made it default to off and controlled by an environment variable. There's no reason to keep pushing for it, then.