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Shell Programming and Scripting
Issue in substitution
Post 302413989 by vino on Monday 19th of April 2010 01:14:51 AM
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#!/bin/ksh
VAR_ONE=HELLO
TEMP=ONE
echo $VAR_${TEMP}
## Output is: ONE
Hi, I want the output to echo HELLO and not ONE as the above script does. I know I am missing something with dollar substitution. Can anyone help me out ?
Thanks.
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LEARN ABOUT DEBIAN
in.identtestd
IN.IDENTTESTD(8) Library functions IN.IDENTTESTD(8) NAME
in.identtestd - a small daemon that can be used to test Ident servers SYNOPSIS
in.identtestd DESCRIPTION
in.identtestd is a small daemon (to be started from inetd) that does an ident lookup on you if you telnet into it. Can be used to verify that your Ident server is working correctly. The source code can be found in the debian libident source package, as ident-tester.c. EXAMPLE
A typical entry in /etc/inetd.conf would be: 9999 stream tcp nowait root /usr/sbin/in.identtestd in.identtestd With the above entry in place and active, execute "telnet hostname 9999" from either this system, or another system. It should show some- thing like: Trying hostname... Connected to hostname. Escape character is '^]'. Welcome to the IDENT server tester, version 1.9 (Linked with libident 0.22 Debian) Connecting to Ident server at 192.168.1.1... Querying for lport 1109, fport 9999.... Reading response data... Userid response is: Lport........ 1109 Fport........ 9999 Opsys........ UNIX Charset...... <not specified> Identifier... paul Connection closed by foreign host. AUTHOR
Peter Eriksson <pen@lysator.liu.se> Manpage written for debian by Paul Slootman <paul@debian.org>. SEE ALSO
ident(3), identd(8), tcpd(8) 3rd Berkeley Distribution IN.IDENTTESTD(8)