Re: Excluding files with grep

[Tony Abou-Assaleh]

Are the undamaged files text files that are guaranteed to have some
printable characters anywhere in the file?

If so, then the following worked on my testing:

grep -rHc '[[:print:]]' mydirecotry | grep ':0$'

Cheers,

TAA

-----------------------------------------------------
Tony Abou-Assaleh
Email:    address@hidden
Web site: http://tony.abou-assaleh.net
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On Wed, 1 Nov 2006, DarkRick wrote:

>
> Hi Jian Wang-4,
>
> I have a lot of files in different folders, and some of them are damaged. A
> damaged file looks like a normal file in size,  i.e 300 Kb, but all the 300
> Kb of the file is 00 in hexadecimal format.
> I don't know exactly which files are damaged, so and I found this needing:
> 1. To list the files that are ok and exclude all damaged files (That are not
> full of 00 in hexadecimal format), but that it is not useful because I need
> to replace the damaged files, or
> 2. To list the files full of 00 in hexadecimal format
>
> I tried the second choice with this sentence:
> $ find / -type f -print | grep ^[1-9A-Za-z]
> It would return the files that doesn't contain the character set that I want
> to remove, but it returns nothing.
>
> Thanks a lot.