In most cases, I'm going to have to go with everyone elses views on this except I do have one question:
Can this program collide with itself?
You say it reads and writes from the disk. If it takes
longer than a minute can it get in a state of confusion?
Overwriting files, doing one thing because of a state the program can cause are just a couple problems that can result.
If you don't have to worry about any such problem, stick with the current solution. If you do, you probably still want to stick with cron and just put up some intelligent checks.
Are you posting in the right place? Check out Where do I post X? to know for sure.
Posts may use any of the Perl Monks Approved HTML tags. Currently these include the following:
<code> <a> <b> <big>
<blockquote> <br /> <dd>
<dl> <dt> <em> <font>
<h1> <h2> <h3> <h4>
<h5> <h6> <hr /> <i>
<li> <nbsp> <ol> <p>
<small> <strike> <strong>
<sub> <sup> <table>
<td> <th> <tr> <tt>
Snippets of code should be wrapped in
<code> tags not
<pre> tags. In fact, <pre>
tags should generally be avoided. If they must
be used, extreme care should be
taken to ensure that their contents do not
have long lines (<70 chars), in order to prevent
horizontal scrolling (and possible janitor
Want more info? How to link or
or How to display code and escape characters
are good places to start.