syntax of if condition in ksh is wrong

Tags

shell scripts

Top Forums Shell Programming and Scripting syntax of if condition in ksh is wrong

08-26-2011

Registered User

7, 0

Join Date: Aug 2011

Last Activity: 22 September 2011, 9:40 AM EDT

Posts: 7

Thanks Given: 0

Thanked 0 Times in 0 Posts

Thank you jlliagre and fpmurphy!

nivedhitha

View Public Profile for nivedhitha

Find all posts by nivedhitha

08-26-2011

Registered User

4,940, 703

Join Date: Dec 2007

Last Activity: 4 October 2020, 5:57 PM EDT

Location: Outside Paris

Posts: 4,940

Thanks Given: 20

Thanked 703 Times in 595 Posts

Quote:

Originally Posted by fpmurphy

This works just as well and is a cleaner syntax

Code:

if (( version > 2.1 ))
..

Indeed, I was fooled by:

Code:

$ echo $KSH_VERSION
Version JM 93t+ 2010-03-05
$ version=2.2
$ if (( version > 2.1 ))
ksh93:  version > 2.1 : arithmetic syntax error

but just found it was due to a locale issue.

jlliagre

View Public Profile for jlliagre

Find all posts by jlliagre

Previous Thread | Next Thread

10 More Discussions You Might Find Interesting

1. Shell Programming and Scripting

If condition giving syntax error. Need help.

Hi, I have an if condition on executing it is giving syntax error as below: -------------------------------------------------------------------------------------- line 61: syntax error in conditional expression ./play_test.sh: line 61: syntax error near `]' ./play_test.sh: line 61: ` if...

2. UNIX for Dummies Questions & Answers

[Solved] ksh script - can't figure out what's wrong

Hi! (I guess this could of gone into the scripting forum, but Unix for Dummies seemed more appropriate. Please note that I am not in school, so Homework doesn't seem appropriate either. You guys can let me know if you think otherwise.) I am following an exercise in a book on ksh scripting which...

3. Shell Programming and Scripting

What's wrong with this condition

if && ] then + : test: ] missing Thanks in advance :)

4. Shell Programming and Scripting

What's wrong with this condition

if Please indicate the problem with this code Thanks in advance :)

5. Shell Programming and Scripting

Help with ksh using OR condition

I'm having an issue using OR condition, the script seems to work just fine but gives an error message while executing as can be seen in BOLD RED below: Code: #cat test.sh #!/bin/ksh set -x if || > /dev/null 2>&1;then echo "Fibre adapter found" else echo "No fibre...

6. Shell Programming and Scripting

Help with IF Condition Syntax

Hi. I expect the following unix script command to return 8: ls -ltr dropez* | grep -c dropez I can't seem to find the correct syntax (borne shell), can anyone help be to write an IF condition something like this: IF (ls -ltr dropez* | grep -c dropez) = 8 THEN ...do stuff ELSE ...do...

7. Shell Programming and Scripting

Whats wrong with this IF condition?

I have four variables, dumpdata, defndata, compare1 and compare2 I want an IF statement condition which returns true when either dumpdata=defndata or (dumpdata<=compare1 and dumpdata>=compare2). But this is not working for me.. if

8. Shell Programming and Scripting

Whats wrong with the syntax

Whats wrong with below logic or syntax????

9. Shell Programming and Scripting

. $startApache wrong syntax?

Hi All, why doesn't this code start apache at boot? Cheers. coolboarderguy... startApache=/usr/local/apache2/bin/apachectl start if ; then . $startApache fi

10. Shell Programming and Scripting

What was wrong ??? ksh

I wrote this code and did not know what did I do wrong ?? ## get the first line of this file AFIRST=$(head -1 rss-cs-3423a-20051211-060001.dat) #CJKA|2005-12-10 08.01.30.000000|1111111111|ECI|1112221111|1113331111|1114441111 <--- this is a answer ## Third line of stat file BTHREE=$(cat...

Shell Programming and Scripting