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You cannot give the source file directly. Compile your C program and get an exe, and then execute the exe from the shell script.

Like:
Compile your C program:

$ cc -o myprog main.c
$ ls...

For zero padding in ksh, use the typeset command:

$ typeset -RZ5 x
$ x=25
$ echo $x
00025

Mapping it to your case:
$ length=15
$ value="1234567890"
$ typeset -RZ${length} value
$ echo...

Like this since you are in Linux:

$ cat file
roses are red, so what do i do
nothing, just get the next string


$ var=$(grep -oP '(?<=roses )\S+' file)
$ echo $var
are

Guru.

You can do it like this:

printf "%15s\n" "$value"


For dynamic:
printf "%*s\n" $length "$value"

Guru.

One way:
sed 's/.*32=\([0-9]*\).*/\1/' file

Guru.

One way:

awk '/^[^>]/{printf $0;next}NR!=1{print "";}' file

Guru.

One way:

awk '{sub(/CP/,"CP\n");}1' file

Guru.

One way:

$ awk '{print > $2"."$3"."$4".txt" }' file

After running the above awk command:
$ ls 1.10*
1.10.100.txt 1.10.1000.txt 1.10.101.txt

Guru.

Shell has property in which it expands anything given in braces:

$ echo AB{c,d}E
ABcE ABdE


So, its just a matter of replacing the square brackets with curly braces and putting comma between...

One way:

$ sed -n '/SOURCE.* NAME /s/.* NAME ="\([^"]*\)".*/SOURCE->\1/p' file
SOURCE->ACTRL_BNFT_KEY_DMN

Guru.

Use NF-1 in-place of NF:

awk '/Gender/{g=$NF}/ID/{id=$NF}/[Hh]ire/{print id,g,$(NF-1)}' file

Guru.

Something like this:

$ echo $x
="Lookup Procedure"

To remove = and " :
$ echo $x | sed 's/[="]//g'
Lookup Procedure

Guru.

One way:

awk -F'!sil' '/!sil/{print $2}' file

Guru.

awk 'NR==FNR{a[$1$3]=$0;next}{print a[$1$2],$3;}' file1 file2

Guru.

sed -i 's/\(var1=\).*/\11/' var

-i To update the file in-place
s - To find and replace (eg: s/find/replace/)
var1= - Finds the line containing the pattern var1= and it is grouped using...

The sed command provided updates your "var" file with the value 1. This command does not give any output. You will see the changes next time when you source your file.

Guru.

Something like this:

File 1:
$ cat f1
abc
def
ghi

Replacement content file:
$ cat f2
rep1
rep2


To replace the pattern 'def' in f1 with the file content of f2:

$ sed -e '/def/r...

Since your intention is just to have the temptime and totaltime for individual SQL_FILE, you can use arrays instead: (Assuming you are using bash)

declare -A temptime totaltime
for...

One way:

awk '!/^[0-9]/{x=$0;if(NR!=1)print "";next}{print x,$0}' file

Hi

Pipe your file listing output to this command:

sort -t"-" -k2n,2

Hi


awk '{x+=$9;}END{print "Total SGD " x;}1' file

Guru.

Hi
You should use it like this:

my ($req_user_info)=grep(/$x/,@input);

This is because grep returns a list, and when used in scalar context, you get the length.

Guru.

Hi

mxlastupdate is a shell variable which you are trying to access in Perl directly which will not work.

export mxlastupdate
echo "Last Change in localtime is:" `perl -le 'print scalar...

Hi

You are using the shell syntax of if.

Perl syntax:
if ($diff == 1 ) {
.....
}else {
.......
}


Guru.

Hi

$ awk '{a[++i]=$0;}/ERR-/{for(j=NR-x;j<=NR;j++)print a[j];}' x=1 file
some other text
ERR-12345
some blah blah blah
ERR-56789

You can specify your value of N against the x.

Guru.