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Full Discussion: Rename files
Top Forums Shell Programming and Scripting Rename files Post 302425823 by alister on Sunday 30th of May 2010 02:39:55 PM
Old 05-30-2010
Quote:
Originally Posted by frans
another way (checking for 2 underlines to avoid renaming renamed files)
Code:
for F in *_*_*.dat
do mv -v $F ${F%_*}.dat
done

There is no need to worry about renamed files in the for list; the sh expands the glob to generate the list before the loop body begins to execute. Still, a nice, simple, efficient solution, using parameter expansion to generate the new name.

Regards,
Alister
 

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ARP2ETHERS(8)						      System Manager's Manual						     ARP2ETHERS(8)

NAME
arp2ethers - convert arpwatch address database to ethers file format SYNOPSIS
arp2ethers [ arp.dat file ] DESCRIPTION
arp2ethers converts the file /var/lib/arpwatch/arp.dat (or the file specified on the command line) into ethers(5) format on stdout. Usu- ally arp.dat is an ethernet/ip database file generated by arpwatch(8). The arpwatch daemon in Debian will create different arp.dat depend- ing on its configuration. All of them will be available at /var/lib/arpwatch/. FILES
/var/lib/arpwatch - default directory for arp.dat arp.dat - ethernet/ip address database SEE ALSO
arpwatch(8), ethers(5), rarp(8), arp(8), BUGS
Please send bug reports to arpwatch@ee.lbl.gov. AUTHORS
Original version by Craig Leres of the Lawrence Berkeley National Laboratory Network Research Group, University of California, Berkeley, CA. Modified for the Debian Project by Peter Kelemen, with additions from Erik Warmelink. The current version is available via anonymous ftp: ftp://ftp.ee.lbl.gov/arpwatch.tar.gz This manual page was contributed by Hugo Graumann. ARP2ETHERS(8)
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