Shell Programming and Scripting

$ cat 2233
12236 ID2
12239 ID3

Please guide me to construct the following XML from the above input.


<Comp>
        <main>
                <hlp fS="12236" eS="12237">
                        <std no="2233" />
                        <id="ID2"/>
                </hlp>
                <hlp fS="12239" eS="12240">
                        <std no="2233" />
                        <id="ID3"/>
                </hlp>
        </main>
</Comp>

** eS is +1 of fS value
** std no is the file name

format STDOUT_TOP =
<Comp>
        <main>
.
format STDOUT =
		<hlp fs="@<<<<" es="@<<<<">
		$text1     $text2  
			<std no="@<<<"/>
			$text3
			<id="@<<"/>
			$text4
		</hlp>
.
$file=shift;
open(FH,"<$file") or die "Can not open file";
while(<FH>){
	@arr=split(" ",$_);
	$text1=$arr[0];
	$text2=$arr[0]+1;
	$text3=$file;
	$text4=$arr[1];
	write;
}
print "        </main>\n";
print "</Comp>\n";
close(FH);

....
FILE=$1
fS=$(awk '{print $1}' $FILE)
((eS=fS+1))

echo "<Comp>" >> myxml
...
...