Chet Ramey wrote:
>
>
> Sure. Trap it to SIG_IGN: `trap "" SIGHUP'.
>
>
OK. Thanks everybody for their input. Really appreciate all the answers. I
modified the first loop as follows to get the subshell to ignore HUP signal:
trap "" HUP; cat $log_file | {
while read line
do
line_num=`expr $line_num + 1`
echo $line_num: $line >> ./out.log
done
}
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