[Gllug] Perl scripting challenge

[salsaman at xs4all.nl]

> On Wed, Oct 04, 2006 at 04:47:01PM +0100, - Tethys wrote:
>> On 10/4/06, Simon Morris <simon.morris at cmtww.com> wrote:
>>
>> >Problem there is I don't know what the duplicated filenames are...
>> >Apparently on this filesystem (I'm about to inherit a problem unless I
>> >can deflect it away :-) ) they had a history of creating filenames that
>> >are identical apart from case.
>>
>> No problem:
>>
>> #!/bin/sh
>>
>> find "${1:-.}" -type d -print | while read dir
>> do
>>    preserve_case=$(ls -a1 "$dir" | wc -l)
>>    ignore_case=$(ls -a1 "$dir" | sort -f | uniq -i | wc -l)
>>    if [ "$preserve_case" != "$ignore_case" ]
>>    then
>>        echo "Directory has duplicate filenames: $dir"
>>    fi
>> done
>
> But the problem is that he wants to know what the duplicated filenames
> are, right?  Knowing that there are duplicate filenames is obviously
> much simpler.
>

My version will do that. It also uses toLOWER_uni which the perl
guidelines recommend (to handle localised filenames).


Gabriel.
http://lives.sourceforge.net


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