I dont know what is the reason may be it was some privilege problem but the following code is working fine now

$dir = "/usr/spool/uucppublic/book_prod";

unless(-d $dir){

    `mkdir $dir`;
}

[download]
Thanks

In reply to Re^4: problem in checking if directory exists by denzil_cactus
in thread problem in checking if directory exists by denzil_cactus

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