ls output

David Henderson dhenderson at
Fri May 13 13:19:41 UTC 2011

On 05/13/2011 09:01 AM, David Henderson wrote:
> On 05/13/2011 08:45 AM, Ralf Friedl wrote:
>> David Henderson wrote:
>>> On 05/12/2011 05:11 PM, Ralf Friedl wrote:
>>>> David Henderson wrote:
>>>>> I'm not sure how much it would increase the size of BB, but I 
>>>>> wouldn't think much since the 'ls' command already processes regex's.
>>>> Well, where exactly does 'ls' already processes regex's?
>>>> Ralf
>>> Taken directly from the 'ls --help':
>>> -E      PATTERN is an extended regexp
>> I don't find an option -E in busybox ls or in coreutils ls. But grep 
>> has exactly that option:
>> $ ls --help 2>&1 | grep -- -E
>> $ grep --help 2>&1 | grep -- -E
>>        -E      PATTERN is an extended regexp
>> Ralf
> Opps, it appears as though I was looking at the grep help (I was 
> scanning through buffered output). lol  It's too early in the morning 
> - I retract my regex statement. :)

Actually, now that I think about it, since 'ls' is just a busybox 
applet, doesn't that mean that the code base is shared?  So in essence, 
doesn't that mean that 'ls' has the capability to process regex's natively?


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