1. Shell Programming and Scripting

i want to get a substring from a string and used such shell script: var_year=`expr substr "07132006" 5 4` echo $var_year but i got such error message: expr: syntax error. why? Note: Kshell used on solaris 8. :confused: (5 Replies)

2. UNIX for Dummies Questions & Answers

HELLO i have a problem i need to do this equation: final_result=*1.5. I am using expr like this: FINAL_RESULT=`expr (($RESULT1 + $RESULT2 / 2) \* 3) / 2` but it is wrong. Someone help me.thank you (2 Replies)

3. UNIX for Dummies Questions & Answers

hello to everyone, i am writing a shell script in unix and i use the following command: lnum= cut -f 1 -d : aa passline=`expr $lnum + 1` echo "$passline" with the following command i get the value that is stored in the first field of the file "aa" and i save it in the variable "lnum". i am... (2 Replies)

4. UNIX for Dummies Questions & Answers

Hi All, This is a piece of code from one of my scripts: t1=`cat temp3.21447 | grep WEALTHTOUC_TRANS_20100409_233127.txt.txt.TRG | awk '{print $3}' | cut -c1-5` t2=`cat temp3.21447 | grep WEALTHTOUC_TRANS_20100409_233127.txt.txt.TRG | awk '{print $5}' | cut -c1-5` #t1=23:43... (5 Replies)

5. Shell Programming and Scripting

Hi All, I'm writing a shell script in KSH, where I want to store the filename, total record count and actual record count of all the source files. The source files reside in 4 different sub-folders under the same root folder. Below is code: #!/usr/bin/ksh... (6 Replies)

6. Shell Programming and Scripting

Hello all. Need a bit of help... I have : previous_tmp0=`cat tmp0.txt` previous_tmp1=`cat tmp1.txt` previous_tmp2=`cat tmp2.txt` previous_tmp3=`cat tmp3.txt` previous_tmp4=`cat tmp4.txt` previous_tmp5=`cat tmp5.txt` previous_tmp6=`cat tmp6.txt` previous_tmp7=`cat tmp7.txt` Now I... (5 Replies)

7. Homework & Coursework Questions

Hi All, As per my knowledge in unix, my code looks fine. But still I am getting error (expr:syntax error). Please help me to resolve this error. Script : PRE_LBNO=0 PRE_DATE=0 TOT_PAY=0 TOT_REM=0 TOTAL=1 for Record_Type in `cut -c 1 Inputt.dat` do if ; then CURR_LBNO=` cut -c... (6 Replies)

8. Shell Programming and Scripting

Hi All, I'm trying to write a simple if statement in TCSH and I honestly can't figure out what I'm doing wrong. I've played around with all sorts of permutations of syntax. if ($DESKTOP_SESSION == "kde") then replace "forceFontDPI=0" "forceFontDPI=96" --... (0 Replies)

9. Shell Programming and Scripting

Greetings! I'm trying to get dpkg to just completely extract a multi-part *.deb archive set into a single folder called "output". Simple? Hmmmm.... dpkg --noforce --unpack *.deb /output/Console after ops: However, "--noforce" is taken directly from the helpfile Options listing as furnished... (8 Replies)

10. Shell Programming and Scripting

Hi, I tried to look up the issue i'm experiencing, but i'm confused what's wrong with my script. After executing the script I'm getting the following error expr: non-numeric argument syntax error on line 1, teletype After some research, it seems that the problem relates to bc. I have... (1 Reply)