/bin/ gets deleted on error

Norton Allen allen@huarp.harvard.edu
Sat Apr 15 02:45:00 GMT 2017


On 4/14/2017 8:42 AM, cyg Simple wrote:
> On 4/13/2017 2:43 PM, Brian Inglis wrote:
>
>> defensive coding is your friend to avoid disasters:
>> 	if [ -n "$foodir" ] && [ -d $foodir/ ]; then
>> 	  /bin/rm -fR -- $foodir || exit
>> 	else
>> 	  echo "Can't find directory '$foodir'"
>> 	  exit 2
>> 	fi
>>
> And even this can be troublesome if you mistype a variable name anywhere
> in this code.
>
Or there are spaces in $foodir


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