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Top Forums Shell Programming and Scripting returning un executed string to shell prompt Post 302284638 by sunpraveen on Friday 6th of February 2009 02:12:27 AM
Old 02-06-2009
John,

Try the below code. Let me know if it works.

Code:
command=`echo "date"`

echo "Do you want to execute the command '${command}:'"
read RET

if [[ ${RET} = "" ]]
then
  exec ${command}
else
  printf "\n\n The command '${command}' is not being run. \n\n"
fi

Sample Output:
Code:
$ ./test1
Do you want to execute the command 'date:' ## Hit return (ENTER) without inputting anything.

Fri Feb  6 01:16:36 CST 2009

$ ./test1
Do you want to execute the command 'date:'
Y ## ## Input Y (or anything for that matter) and the else part of the if condition is executed.


 The command 'date' is not being run.

$

HTH, Smilie

Regards,

Praveen

Last edited by sunpraveen; 02-06-2009 at 03:25 AM..
 

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sulog(4)							   File Formats 							  sulog(4)

NAME
sulog - su command log file SYNOPSIS
/var/adm/sulog DESCRIPTION
The sulog file is a record of all attempts by users on the system to execute the su(1M) command. Each time su(1M) is executed, an entry is added to the sulog file. Each entry in the sulog file is a single line of the form: SU date time result port user-newuser where date The month and date su(1M) was executed. date is displayed in the form mm/dd where mm is the month number and dd is the day number in the month. time The time su(1M) was executed. time is displayed in the form HH/MM where HH is the hour number (24 hour system) and MM is the minute number. result The result of the su(1M) command. A ` + ' sign is displayed in this field if the su attempt was successful; otherwise a ` - ' sign is displayed. port The name of the terminal device from which su(1M) was executed. user The user id of the user executing the su(1M) command. newuser The user id being switched to with su(1M). EXAMPLES
Example 1: A sample sulog file. Here is a sample sulog file: SU 02/25 09:29 + console root-sys SU 02/25 09:32 + pts/3 user1-root SU 03/02 08:03 + pts/5 user1-root SU 03/03 08:19 + pts/5 user1-root SU 03/09 14:24 - pts/5 guest3-root SU 03/09 14:24 - pts/5 guest3-root SU 03/14 08:31 + pts/4 user1-root FILES
/var/adm/sulog su log file /etc/default/su contains the default location of sulog SEE ALSO
su(1M) SunOS 5.10 6 Jun 1994 sulog(4)
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