[CentOS] ls --author ?

[Cameron Showalter]

James B. Byrne wrote:
> I want a script to determine the owner of a particular file and 
> then "sudo -u <thatuserid> <somecomand>". I ran across the --author 
> option of ls but that does not seem to give me anything useful.  It 
> prints a short form of the filename without any other information 
> at all.  In fact, the output of ls --author is indistinguishable 
> from that of ls by itself:
> 
> 
>> # ls --author htdocs/*
>> htdocs/hlllogo.png
>> # ls htdocs/*
>> htdocs/hlllogo.png
>> #
> 
> 
> Is there a linux command that will return just the userid in a form 
> that can be passed to sudo or do I have to parse ls -l <filename>?
> 
> 
> I am digest subscriber so, if you could provide one, the favour of 
> a direct copy of your reply is requested.
> 
> Regards,
> Jim
> 
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ls -l <filename> | awk '{print $3}' will give you the owner of the file.