Login or Register to Ask a Question and Join Our Community


Return value


 
Thread Tools Search this Thread
Top Forums Shell Programming and Scripting Return value
# 1  
Old 05-03-2002
Return value

Hallo

I want write a sh script but I have some troubles!

How can I write the Return value to a variable? I need an egrep command with the option -c, how many times it give the pattern. This return value shold be written in a variable.

Could you help me?
# 2  
Old 05-03-2002
Read the man page on sh, ksh. There is a lot of information in there.

x=`grep -c pattern /tmp/myfile`
echo $x
thehoghunter
Login or Register to Ask a Question

Previous Thread | Next Thread

10 More Discussions You Might Find Interesting

1. Shell Programming and Scripting

Return: can only `return' from a function or sourced script

Not sure where the problem is. I can run the script without any issue using the following command. . /opt/app/scripts/cdc_migration.sh But it fails with the below error when I try it this way /opt/app/scripts/cdc_migration.sh /opt/app/scripts/cdc_migration.sh: line 65: return: can only... (1 Reply)
Discussion started by: svajhala
1 Replies

2. Shell Programming and Scripting

how should I get the return value

ls xx > yy.log echo $? can get the return value of "ls xx" but if I use ls xx |tee -a yy.log I can't get the return value of "ls xx", and I get the return value of the whole cmd "ls xx |tee -a yy.log", it is always "0" my question is how could I get the return value of "ls xx"... (1 Reply)
Discussion started by: yanglei_fage
1 Replies

3. Shell Programming and Scripting

return value of a function

I have write a shell function to get the maximum of a vector. However, the returned value from the function is not always the correct one. Here is the script: maxval() { local max j i size arrval size=$1 ; shift max=-999999999 i=0 while do arrval="$1" if then ... (5 Replies)
Discussion started by: fl0r10
5 Replies

4. UNIX for Dummies Questions & Answers

to pick up the Return Code ( RC) from the mailx command and return it to SAS uisng 's

Hi All, Can anyone please let me know the syntax / how to pick up the Return Code ( RC) from the mailx command and return it to SAS uisng 'system()' function and '${?}'. I am in a process to send the mail automatically with an attachment to bulk users. I have used 'Mailx' and 'Unencode'... (0 Replies)
Discussion started by: manas6
0 Replies

5. UNIX for Dummies Questions & Answers

return ${1-0}

Hi, What does the above command means? this is used in the following function function _set_return_code { return ${1-0} } (3 Replies)
Discussion started by: neeto
3 Replies

6. Programming

cp and rm return non zero value

rm and cp return non zero values sometimes. sprintf(tmp, "rm -rf %s/* 2>/dev/null\n", dest); rc = system( tmp ); rc = 1 and errno =0 sprintf(tmp, "cp -r %s/* %s 2>/dev/null", source, dest); rc = system( tmp ); rc = -1 and errno = 2. The files exist and the paths are correct. I can... (7 Replies)
Discussion started by: latitude
7 Replies

7. UNIX for Dummies Questions & Answers

Return Value

How do I find out the return value of a shell script or program in Unix? Is there a command to find that out?? (1 Reply)
Discussion started by: carl_vieyra
1 Replies

8. Shell Programming and Scripting

script to return value

I have 3 scripts script A - wrapper script to disguise invoker true identity script B - perform database operation and return a value (either W/H) -> return value by echoing the result script C - use script A to mask as the database owner then invoke script B to retrieve the value ... (1 Reply)
Discussion started by: mpang_
1 Replies

9. UNIX for Advanced & Expert Users

if (( $# != 1 )) ---- what will this return

Hi this is an existing code written by somebody. Please help me in understanding the meaning of this if (( $# != 1 )) (3 Replies)
Discussion started by: satgur
3 Replies

10. Shell Programming and Scripting

the return value $?

Could someone tell me that's the return value $? 15 mean? Where can i find out more? Many thanks (3 Replies)
Discussion started by: gusla
3 Replies
Login or Register to Ask a Question

Featured Tech Videos