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Top Forums Shell Programming and Scripting Loops (including exclusing whille values) Post 302302933 by ph0enix on Wednesday 1st of April 2009 11:26:01 AM
Old 04-01-2009
Loops (including exclusing whille values)

Is there a way to make the following script more efficient using a single loop? I want n to be 1 through 254 excluding 10 and 225. How would I go about doing that?

Code:
#!/usr/local/bin/bash
nr="172.16.2."
n=1
msg="Adding static route for: "
while [ $n -le 9 ]
do
        /bin/echo $msg$nr$n
        /sbin/route add $nr$n -interface tun0
        n=$((n+1))
done
n=11
while [ $n -le 224 ]
do
        /bin/echo $msg$nr$n
        /sbin/route add $nr$n -interface tun0
        n=$((n+1))
done
n=232
while [ $n -le 254 ]
do
        /bin/echo $msg$nr$n
        /sbin/route add $nr$n -interface tun0
        n=$((n+1))
done

Thanks! Smilie

J.
 

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

NAME
dump_sockdfr - Display contents of frozen route file for SOCKS server SYNOPSIS
dump_sockdfr [infile] DESCRIPTION
dump_sockdfr reads in a frozen route file for the SOCKS server and produces a listing of its contents on the standard output. The argument is optional; if omitted, /etc/sockd.fr is assumed. The frozen route file is produced by make_sockdfr and is essentially the memory image of the parsed route file. Using the frozen route file can reduce the start-up delay of the SOCKS server program since it no longer has to parse the file contents. When the SOCKS server starts, it always looks for the frozen route file /etc/sockd.fr first. If that file is not found, it then tries to use the plain-text route file /etc/sockd.route. If you use frozen route file, you must remember to run make_sockdfr every time after you modify the plain-text file or the SOCKS server will continue to use the frozen version of a previous route file. FILES
/etc/sockd.fr, /etc/sockd.route SEE ALSO
make_sockdfr(8), sockd.fr(5), sockd.route(5) AUTHOR
Ying-Da Lee, yingda@esd.sgi.com or yingda@best.com May 6, 1996 DUMP_SOCKDFR(8)
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