OT -- BASH

[James Pearson <james-p (at) moving-picture.com>]

Robert wrote:
> Can someone explain why this:
>   find . -depth -print0 | cpio --null -pmd /tmp/test
> will copy all files in and below the current directory -and- this:
>   find . -depth -print | grep -v .iso$ | wc -l
> will count all the non-iso files -and- this:
>   find . -depth -print | grep  .iso$ | wc -l
> will count *only* the iso files -but- this:
> find . -depth -print0 | grep -v .iso$ | cpio --null -pmd /tmp/test
> doesn't copy *anything*?   Any suggestions for a work-around would also 
> be most welcome.

Because -print0 generates a NULL separated list - so grep will match 
.iso\0 in the string generated by find and hence not output any list for 
cpio to read ...

One workaround:

find . -depth -print | grep -v .iso$ | cpio -pmd /tmp/test

James Pearson
_______________________________________________
CentOS mailing list
CentOS (at) centos.org
http://lists.centos.org/mailman/listinfo/centos