Rename files with the command interpreter sh

sh is the standard command interpreter for the system.

ifi - input + filter + interpreter

Step 1:

$ ls Run*
Run this to install syntax and clip files for jEdit.ahk
Run this to install syntax and clip files for PSPad.ahk
Run this to install syntax and clip library files for TextPad.ahk
Run this to install syntax and cliptext files for EditPlus.ahk
Run this to install syntax file for MED.ahk
Run this to install syntax file for Notepad++.ahk
Run this to install syntax highlighting for ConTEXT.ahk
Run this to install syntax highlighting for UltraEdit.ahk

Step 2:

$ ls Run*| sed -r 's/.* (.*.ahk)/& => \1/'
Run this to install syntax and clip files for jEdit.ahk => jEdit.ahk
Run this to install syntax and clip files for PSPad.ahk => PSPad.ahk
Run this to install syntax and clip library files for TextPad.ahk => TextPad.ahk
Run this to install syntax and cliptext files for EditPlus.ahk => EditPlus.ahk
Run this to install syntax file for MED.ahk => MED.ahk
Run this to install syntax file for Notepad++.ahk => Notepad++.ahk
Run this to install syntax highlighting for ConTEXT.ahk => ConTEXT.ahk
Run this to install syntax highlighting for UltraEdit.ahk => UltraEdit.ahk

Step 3:

$ ls Run*| sed -r 's/.* (.*.ahk)/mv & \1/'
mv Run this to install syntax and clip files for jEdit.ahk jEdit.ahk
mv Run this to install syntax and clip files for PSPad.ahk PSPad.ahk
mv Run this to install syntax and clip library files for TextPad.ahk TextPad.ahk
mv Run this to install syntax and cliptext files for EditPlus.ahk EditPlus.ahk
mv Run this to install syntax file for MED.ahk MED.ahk
mv Run this to install syntax file for Notepad++.ahk Notepad++.ahk
mv Run this to install syntax highlighting for ConTEXT.ahk ConTEXT.ahk
mv Run this to install syntax highlighting for UltraEdit.ahk UltraEdit.ahk

Step 4:

$ ls Run*| sed -r 's/.* (.*.ahk)/mv "&" \1/'
mv "Run this to install syntax and clip files for jEdit.ahk" jEdit.ahk
mv "Run this to install syntax and clip files for PSPad.ahk" PSPad.ahk
mv "Run this to install syntax and clip library files for TextPad.ahk" TextPad.ahk
mv "Run this to install syntax and cliptext files for EditPlus.ahk" EditPlus.ahk
mv "Run this to install syntax file for MED.ahk" MED.ahk
mv "Run this to install syntax file for Notepad++.ahk" Notepad++.ahk
mv "Run this to install syntax highlighting for ConTEXT.ahk" ConTEXT.ahk
mv "Run this to install syntax highlighting for UltraEdit.ahk" UltraEdit.ahk

Step 5:

$ ls Run*| sed -r 's/.* (.*.ahk)/mv "&" \1/'| sh

Other example: .texi -> .CCCAA

$ ls *.texi| sed 's/.*/ mv & `basename & .texi`.CCCAA/'|sh

Passando variáveis para o sed.

Para usar variáveis no sed nao use ' aspas simples, apenas " aspas dupals
veja os exeplos:

exemplo 01:

$ var=value
$ echo TEXT| sed "s/T/$var/"
valueEXT

exemplo 02:

$ var=T
$ echo TEXT| sed "s/$var/V/g"
VEXV

Referências:
http://aurelio.net/sed/
http://www.gnu.org/software/sed/manual/sed.html
http://thobias.org/doc/sosed.html