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Full Discussion: Terminal is closing on exit in ksh
Top Forums Shell Programming and Scripting Terminal is closing on exit in ksh Post 302393493 by vij_krr on Tuesday 9th of February 2010 02:25:56 AM
Old 02-09-2010
Java Terminal is closing on exit in ksh
hi

while executing the following script, my terminal window is getting closed if I enter a invalid option. I want the script should go back the the command prompt. how to do achive it. i execute the script as . ./test

Code:
#! /usr/bin/ksh

Printf " Type of Installer : \n\t\t 1. Whole Build \n\t\t 2. Partial Build "
printf " \n Enter the Option : "
read op
Option=0
if [ `echo "$op" | grep -c "[a-zA-Z]"` = "0" ]; then
    if [ "$op" -eq "1" ]; then
        Option=1
    elif  [ "$op" -eq "2" ]; then
        Option=2
    fi
fi

if [ "$Option" -eq "0" ]; then
    echo " Invalid Option "
    exit 255
fi

thanks in advance
Last edited by Scott; 02-09-2010 at 03:32 AM.. Reason: Code tags, please...
 

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LEARN ABOUT DEBIAN

dbatbl

DBATBL(1)						      General Commands Manual							 DBATBL(1)

NAME

       dbatbl - Manage on-disk reference tables for DB-ALLe

SYNOPSIS

       dbatbl [command] [options] [args...]

DESCRIPTION

       This tool allows to index and query the tables that are needed for normal functioning of DB-ALLe.

       dbatbl always requires a non-switch argument, that indicates what is the operation that should be performed:

       help
	      Print a help summary.

       help manpage
	      Print this manpage.

       cat tableid [tableid [...]]
	      Output all the contents of a WMO B table..

       grep string
	      Output all the contents of the local B table whose description contains the given string..

       expand table-entry [table-entry [...]]
	      Describe a WMO B table entry or expand a WMO D table entry in its components..

       expandcode varcode [varcode [...]]
	      Expand the value of a packed variable code.

       index [options] filename index-id
	      Index the contents of a table file.

       describe [options] what [values]
	      Invoke the formatter to describe the given values.  Supported so far are: "level ltype l1 l2", "trange pind p1 p2".

OPTIONS

       dbatbl follows the usual GNU command line syntax, with long options starting with two dashes (`-').

   Option for command cat
       -?, --help
	      print an help message

       -c, --csv
	      output variables in CSV format

   Option for command grep
       -?, --help
	      print an help message

       -c, --csv
	      output variables in CSV format

   Option for command expand
       -?, --help
	      print an help message

   Option for command expandcode
       -?, --help
	      print an help message

   Option for command index
       -?, --help
	      print an help message

       -t type, --type=type
	      format of the table to index ('b', 'd', 'conv')

   Option for command describe
       -?, --help
	      print an help message

AUTHOR

       dbatbl has been written by Enrico Zini <enrico@enricozini.com> for ARPA Emilia Romagna, Servizio Idrometeorologico.

								   may 16, 2012 							 DBATBL(1)
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