Login or Register to Ask a Question and Join Our Community


Shell Programming and Scripting

assinging the printf result to variables

Login to Discuss or Reply to this Discussion in Our Community

 
Thread Tools Search this Thread
Top Forums Shell Programming and Scripting assinging the printf result to variables
# 1  
Old 02-03-2012
assinging the printf result to variables
Getting the below error while executing this. Able to run the below commands Individually.
Code:
#!/bin/bash
a=$(printf "%d\n" 0x01E);
b=$(printf "%d\n" 0x01A);
echo $a
echo $b
c=`expr $a - $b`
echo $c
 
syntax error at line 2: `a=$' unexpected

Last edited by Franklin52; 02-03-2012 at 02:03 PM.. Reason: Please use code tags for data and code samples, thank you
# 2  
Old 02-03-2012
Why not this?
Code:
echo "ibase=16; 01E - 01A" | bc

--ahamed
# 3  
Old 02-03-2012
It's working... Thanks Ahamed..
Login or Register to Ask a Question

Previous Thread | Next Thread

10 More Discussions You Might Find Interesting

1. Shell Programming and Scripting

How to compare the current result with previous line result.?

Hi Gurus, I have requirement to compare current result with previous reuslt. The sample case is below. 1 job1 1 1 job2 2 1 job3 3 2 job_a1 1 2 job_a2 2 2 job_a3 3 3 job_b1 1 3 job_b2 2 for above sample file, GID is group ID, for input line, the job run... (1 Reply)
Discussion started by: ken6503
1 Replies

2. Programming

Passing printf formatting parameters as variables

Hi, I haven't programed in C in a few years. I have been doing a lot of shell scripting, I.E. not really programming anything heavy. :o That said, I have a script that gives hourly usage statistics for our email server. It runs w-a-y to slow as a script for my impatience, and needs to... (7 Replies)
Discussion started by: mph
7 Replies

3. Shell Programming and Scripting

Assinging output of cut command

Hi, I have the files in the following files in a folder 19996587342 19487656550 19534838736 And i need to get the first 6 characters from the abvoe files so i used the following script #!/bin/ksh for i in 19* do txt= `$i | cut -c -6` echo "$txt" done The error is at... (4 Replies)
Discussion started by: smile689
4 Replies

4. Shell Programming and Scripting

fieldwidths, printf and calculations with variables

Hello guys, I have a problem concerning the formatting when performing calculations with variables passed to awk and using fieldwidth definitions and printf. I have the following code: awk 'BEGIN{ FIELDWIDTHS = "5 3 7 5 8 8 8" }{if ($7 != "") printf"%s%-s%s%s%s%s%s\n",$1,$2,$3,$4,$5,$6,$7;... (2 Replies)
Discussion started by: origamisven
2 Replies

5. Shell Programming and Scripting

Not able to get result to unix variables

I am trying to get the Srcreccnt and Tgtreccnt from unix files and update the oracle table. But i get the below error: ERROR at line 1: ORA-00936: missing expression update velocity_process_control set SOURCE_RECORD_COUNT=,SOURCE_RECORD_COUNT= where batch_id= * ERROR at line 1:... (8 Replies)
Discussion started by: vsmeruga
8 Replies

6. Shell Programming and Scripting

using AWK printf with userdefine variables

seems simple but i've not been successfull in adding the value of a Variable to a every line of a file using AWK & printf i've come up with the following, but it's not working.:mad: --- mydatafile.dat e.g. of data in file: cau_actvty_fa_lrf.ksh fan_soco_fa.ksh ny_sum_lst.ksh... (4 Replies)
Discussion started by: danmauer
4 Replies

7. Shell Programming and Scripting

Need Help in assinging a value to a Variable !!

Hi all i am writing a shell , which will get input from the user and then try to change the CASE to lower echo "Please enter the unix server name ::" read unix1 unix 2 =tr '' '' < $unix1 echo $unix2 its not giving me the result in lower case.. User input will be in Upper case and... (2 Replies)
Discussion started by: raghav1982
2 Replies

8. UNIX for Dummies Questions & Answers

display the result of wc -l with words before and after the result

hello showrev -p | wc -l returns: 381 What to do in case I want to have this output: number of lines returned by showrev -p is: 381 thx (3 Replies)
Discussion started by: melanie_pfefer
3 Replies

9. Shell Programming and Scripting

How printf handles empty variables

See attached file that includes code, input and output. I am processing a colon delimited input file and building a ":" (colon) delimited output file. My printf statement prints contents of each of 20 variables and puts them into a record file. I am pushing out approximately 120 records. The... (2 Replies)
Discussion started by: Skyybugg
2 Replies

10. Shell Programming and Scripting

awk printf for user defined variables

I am working on a SunFire 480 - uname -a gives: SunOS bsmdb02 5.9 Generic_112233-08 sun4u sparc SUNW,Sun-Fire-480R I am tyring to sum up the total size of all the directories for each running database using awk: #!/usr/bin/ksh for Database in `ps -efl | grep "ora_pmon" | grep -v grep |... (1 Reply)
Discussion started by: jabberwocky
1 Replies
Login or Register to Ask a Question