10 More Discussions You Might Find Interesting
1. Shell Programming and Scripting
Hi friends ,
I am confused with << EOF
EOF
Most of the cases I found
sqlplus $db_conn_str << EOF
some sql staments
EOF
another exapmle is
#!/bin/sh
echo -n 'what is the value? '
read value
sed 's/XXX/'$value'/' <<EOF
The value is XXX
EOF (1 Reply)
Discussion started by: imipsita.rath
1 Replies
2. Shell Programming and Scripting
Hey!
Can I write a routine that allows me to in a txt file check line by line until the end of file?
something like
until do
---some code---
done
maybe it is a stupid question but I never learned shell scripts and I need this :p
thanks in advance (1 Reply)
Discussion started by: ruben.rodrigues
1 Replies
3. Programming
How can I write EOF into a file?
I tryed to do as follows:
size=sizeof(EOF);
end_of_file=EOF;
write(fdMutexRichieste, &end_of_file, size);
But it does non work correctly,
becouse in the next cicle (using lseek(..., SEEK_END) of my code it seems to ignore my EOF and use the LAST... (5 Replies)
Discussion started by: DNAx86
5 Replies
4. Shell Programming and Scripting
I'm trying to connect to oracle with the following code in the script:
checksqlerror{
if
echo $1
exit
fi
}
$SQLPLUS username/password@schemaname
checksqlerror "failed to connect to oracle"
If I'm passing wrong schema name,instead of executing checksqlerror it stops and expects user... (2 Replies)
Discussion started by: BhawanaAggarwal
2 Replies
5. UNIX for Dummies Questions & Answers
Hello all,
I have unix file that ends with the following EOF '9999999999'
I want to remove the '\n' character after EOF. What is the command that should be included in the script, before sending the file?
will this work:
$ echo "<99999999999>\c" >> <filename>
thanks in advance. (3 Replies)
Discussion started by: priya12
3 Replies
6. Shell Programming and Scripting
hi,
in a shell script i came accross the following bit of code
1.shift $(($OPTIND - 1))
2.if ; then
3. cat << EOF >&2
4.Usage: $0 lockfilename
5.EOF
6. exit 1
7.fi
I am not able to understand the meaning of lines(1,3,5).
Can any one of u tell me the purpose of above said lines.... (1 Reply)
Discussion started by: ravi raj kumar
1 Replies
7. UNIX for Dummies Questions & Answers
I have written this code:
code
echo 'Now choose the file or files you want to merge your input with: \c'
read filenames
filelist=""
for file in $filenames; do
filelist="$filelist $file"
done
echo "Now that you've chosen these files ($filelist), please start typing: "
until ; do
paste -... (2 Replies)
Discussion started by: fiol73
2 Replies
8. UNIX for Dummies Questions & Answers
hello all,
how end of a file is detected in UNIX system?
does it make use of any special symbols to identify the EOF? :(
thank you all (5 Replies)
Discussion started by: compbug
5 Replies
9. Shell Programming and Scripting
How to check for a premature EOF in a regular file in a shell/perl script?
I want to check if I have received a complete file or not.
Thanks,
Rahul. (12 Replies)
Discussion started by: rahulrathod
12 Replies
10. Shell Programming and Scripting
Hello, you are an awesome crowd! You answered my last questions, thank you sooo much!
I am trying to write a korn shell script that will record the memory my application is using (HP-UX B.11.11) and I have this:
if (( $APP > $THRESHOLD ))
then
echo "Warning message will display"
cat... (2 Replies)
Discussion started by: satraver
2 Replies
